Researcher Profile and Settings

Profile and Settings

• Name

  Hanngai, Yoshihiko

Affiliation

• Gunma University, Associate Professor

Research Experience

• Gunma University Graduate School of Science and Technology, Domain of Mechanical Science and Technology

Research Activities

Published Papers

• Easy dismantling of steel/aluminum alloy die-casting joint by foaming using gas defects in aluminum alloy die-casting, Yoshihiko Hangai, Takuma Ishigai, Shinji Koyama, Ryosuke Suzuki, Yoshiaki Morisada, Hidetoshi Fujii, May 2025, Materials Letters, 386, 138236, 138236
• Plateau stress prediction of roll formed A1050 porous aluminum by machine learning using X-ray CT images, Yuki SAKAGUCHI, Yoshihiko HANGAI, Yuma KITAHARA, Singo NAGATAKE, Kenji OKADA, Yuki TANAKA, Nobuhiro YOSHIKAWA, Mar. 2025, Journal of Japan Institute of Light Metals, 75, 3, 166, 171
• Press-forming of aluminum foam and estimation of its mechanical properties from X-ray CT images using machine learning, Yoshihiko Hangai, Yuki Sakaguchi, Kenji Okada, Yuuki Tanaka, Mar. 2025, Materials Characterization, 221, 114781, 114781
• Machine learning model using transition learning to estimate mechanical properties of aluminum foam from X-ray CT images, Yuma KITAHARA, Yuki SAKAGUCHI, Yoshihiko HANGAI, Yuuki TANAKA, Kenji OKADA, Feb. 2025, Journal of Japan Institute of Light Metals, 75, 2, 120, 122
• Fabrication and Compression Properties of Two-Layered Porous Structure of Different Materials by Direct Printing of Resin Porous Structure on Aluminum Foam Using a 3D Printer., Hangai Yoshihiko;Yamazaki Reiji;Suzuki Takaaki, Jan. 2025, Materials (Basel, Switzerland), 18, 2

  DOI
• Effect of upset pressure on friction welding of porous aluminum and thermoplastic resin, Yuta YAMAMOTO, Yoshihiko HANGAI, Hiroyuki TANAKA, Yu GOTO, Kenji OKADA, Takaaki SUZUKI, Nobuhiro YOSHIKAWA, Jan. 2025, Journal of Japan Institute of Light Metals, 75, 1, 14, 19
• Easy disassembly of steel/aluminum joint by foaming of aluminum part with foaming agent sheet, Yoshihiko Hangai, Tatsuki Takagi, Takuma Ishigai, Yu Tomita, Shinichi Nishida, Ryosuke Suzuki, Yoshiaki Morisada, Hidetoshi Fujii, Jul. 2024, The International Journal of Advanced Manufacturing Technology, 133, 409, 416
• Wave Shape Forming on Foamed Aluminum by Repetitive Die Pushing, Yoshihiko HANGAI, Tatsumi SUZUKI, Kenji AMAGAI, Nobuhiro YOSHIKAWA, Jul. 2024, Journal of the Japan Society for Technology of Plasticity, 65, 762, 95, 99
• Plateau stress estimation of aluminum foam by machine learning using X-ray computed tomography images, Yoshihiko Hangai, Yuki Sakaguchi, Yuma Kitahara, Tatsuki Takagi, Okada Kenji, Tanaka Yuuki, Jun. 2024, The International Journal of Advanced Manufacturing Technology, 132, 5053, 5061
• Fundamental Aspects of Wire Arc Additive Manufacturing for Aluminum Foams, Ryosuke Suzuki, Takaya Ikeda, Keishi Fujiwara, Kazuya Mita, Yoshihiko Hangai, Hidetoshi Fujii, Jun. 2024, Materials Transactions, 65, 6, 672, 676
• Forming and joining of porous aluminum by robot arm right after foaming, Tatsumi Suzuki, Yoshihiko Hangai, Kenji Amagai, Apr. 2024, Journal of Japan Institute of Light Metals, 74, 4, 198, 201
• Fabrication of Composite Material by Directly Printing Resin on Aluminum Foam by 3D Printer., Hangai Yoshihiko;Yamazaki Reiji;Suzuki Takaaki;Yoshikawa Nobuhiro, Feb. 2024, Materials (Basel, Switzerland), 17, 5

  DOI
• Fabrication of Two-Layer Aluminum Foam Consisting of Dissimilar Aluminum Alloys Using Optical Heating., Hangai Yoshihiko;Takagi Tatsuki;Goto Yu;Amagai Kenji, Feb. 2024, Materials (Basel, Switzerland), 17, 4

  DOI
• Refoaming of deformed aluminum foam fabricated by precursor foaming process using remaining foaming agent and densification using friction stir welding, Yoshihiko Hangai, Tatsuki Takagi, Shinji Koyama, Ryosuke Suzuki, Yuichiroh Kamakoshi, Nov. 2023, Materials Letters, 351, 135008, 135008
• Friction welding of polycarbonate plate and aluminum foam fabricated by precursor foaming process, Yoshihiko Hangai, Yuta Yamamoto, Yu Goto, Okada Kenji, Nobuhiro Yoshikawa, Aug. 2023, Metals, 13, 8, 1366, 1366
• Machine Learning Estimation of Plateau Stress of Aluminum Foam Using X-ray Computed Tomography Images., Hangai Yoshihiko;Ozawa So;Okada Kenji;Tanaka Yuuki;Amagai Kenji;Suzuki Ryosuke, Feb. 2023, Materials (Basel, Switzerland), 16, 5

  DOI
• Fabrication of Composite of Al-Si-Cu Alloy Foam Core Surrounded by Pure Aluminum Foam and Its Compression Properties, Utsunomiya, Takao;Hangai, Yoshihiko;Amagai, Kenji;Hashimura, Sinji, Dec. 2023, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE

  DOI
• Easy dismantling and separation of friction stir-welded steel and aluminum by foaming, Hangai, Yoshihiko;Masuda, Atsuya;Suzuki, Ryosuke;Aoki, Yasuhiro;Matsubara, Masaaki;Fujii, Hidetoshi, May 2023, INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY

  DOI
• Machine Learning Estimation of Plateau Stress of Aluminum Foam Using X-ray Computed Tomography Images, Hangai, Yoshihiko;Ozawa, So;Okada, Kenji;Tanaka, Yuuki;Amagai, Kenji;Suzuki, Ryosuke, Mar. 2023, MATERIALS, 16, 5

  DOI
• Fabrication of porous aluminum composites containing hollow ceramics, Takaya Yamamoto, Yoshihiko Hangai, Hironao Mitsugi, Shinji Koyama, Ryosuke Suzuki, Masaaki Matsubara, Hidetoshi Fujii, Oct. 2022, Journal of Porous Materials, 29, 1363, 1368, Scientific journal
• Process of simultaneously fabricating and foaming precursor using frictional heat generated during friction stir welding, Yoshihiko Hangai, Hiromi Morohashi, Yasuhiro Aoki, Hironao Mitsugi, Hidetoshi Fujii, Jun. 2022, The International Journal of Advanced Manufacturing Technology, 121, 3207, 3214, Scientific journal
• Effect of porosity of aluminum foam on welding between aluminum foam and polycarbonate plate during friction welding, Yoshihiko Hangai, Koki Omika, Masahiro Inoue, Akihiro Kitamura, Hironao Mitsugi, Hidetoshi Fujii, Yuichiroh Kamakoshi, Apr. 2022, The International Journal of Advanced Manufacturing Technology, 120, 1071, 1078, Scientific journal
• Classification of mechanical properties of aluminum foam by machine learning, Yoshihiko Hangai, Kenji Okada, Yuuki Tanaka, Tsutomu Matsuura, Kenji Amagai, Ryosuke Suzuki, Nobuaki Nakazawa, Feb. 2022, Mater. Trans., 63, 2, 257, 260, Scientific journal
• Fabrication of precursor by consolidating aluminum alloy powder using friction stir welding and its foaming, Yoshihiko Hangai, Hiromi Morohashi, Hironao Mitsugi, Feb. 2022, Metals, 12, 2, 338, Scientific journal
• 異種合金からなる複合ポーラスアルミニウムのプリカーサの摩擦攪拌プロセス時の摩擦熱による発泡, 永井孝直，諸橋寛海，半谷禎彦，三ツ木尚寛，青木祥宏，藤井英俊, Feb. 2022, 72, 2, 54, 56, Scientific journal
• Joining of Porous Aluminum and Aluminum Dense Plate by Press Working during Foaming, Otsuka Shun;Hangai Yoshihiko;Mitsugi Hironao;Amagai Kenji, Feb. 2022, Journal of the Japan Institute of Metals and Materials, 86, 2, 30, 33
• 異種合金からなる複合ポーラスアルミニウムのプリカーサの摩擦攪拌プロセス時の摩擦熱による発泡, ;;;;;, Feb. 2022, 72, 2, 54, 56
• Press Bonding of Heated Porous Aluminum and Polycarbonate, Fujioka Takumi;Hangai Yoshihiko;Mitsugi Hironao;Amagai Kenji, Jan. 2022, Journal of the Japan Institute of Metals and Materials, 86, 1, 17, 21
• Joining of dissimilar alloy porous aluminum by press forming with reciprocated press die, Nagai Takanao;Hangai Yoshihiko;Mitsugi Hironao;Matsubara Masaaki;Suzuki Ryosuke, Jan. 2022, Journal of Japan Institute of Light Metals, 72, 1, 16, 21
• Bonding of porous aluminum to polycarbonate by cutting and pressing immediately after foaming, Yamamoto Takaya;Fujioka Takumi;Hangai Yoshihiko;Mitsugi Hironao, Jan. 2022, Journal of Japan Institute of Light Metals, 72, 1, 27, 29
• Press Bonding of Heated Porous Aluminum and Polycarbonate, Fujioka, Takumi;Hangai, Yoshihiko;Mitsugi, Hironao;Amagai, Kenji, 2022, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 86, 1, 17, 21

  DOI
• Joining of Porous Aluminum and Aluminum Dense Plate by Press Working during Foaming, Otsuka, Shun;Hangai, Yoshihiko;Mitsugi, Hironao;Amagai, Kenji, 2022, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 86, 2, 30, 33

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• Effect of porosity of aluminum foam on welding between aluminum foam and polycarbonate plate during friction welding, Hangai, Yoshihiko;Omika, Koki;Inoue, Masahiro;Kitamura, Akihiro;Mitsugi, Hironao;Fujii, Hidetoshi;Kamakoshi, Yuichiroh, 2022, INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, 120, 1-2, 1071, 1078

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• Classification of Mechanical Properties of Aluminum Foam by Machine Learning, Hangai, Yoshihiko;Okada, Kenji;Tanaka, Yuuki;Matsuura, Tsutomu;Amagai, Kenji;Suzuki, Ryosuke;Nakazawa, Nobuaki, 2022, MATERIALS TRANSACTIONS, 63, 2, 257, 260

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• Effects of Rotational Speed and Processing Time on Bonding Strength of Porous Aluminum and Thermoplastic Resin during Friction Welding, Matsushima, Yoshiyuki;Hangai, Yoshihiko;Mitsugi, Hironao;Fujii, Hidetoshi, 2022, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 86, 5, 71, 76

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• Fabrication of porous aluminum composites containing hollow ceramics, Yamamoto, Takaya;Hangai, Yoshihiko;Mitsugi, Hironao;Koyama, Shinji;Suzuki, Ryosuke;Matsubara, Masaaki;Fujii, Hidetoshi, 2022, JOURNAL OF POROUS MATERIALS, 29, 5, 1363, 1368

  DOI
• Fabrication of Precursor by Consolidating Aluminum Alloy Powder Using Friction Stir Welding and Its Foaming, Hangai, Yoshihiko;Morohashi, Hiromi;Mitsugi, Hironao, 2022, METALS, 12, 2

  DOI
• Process of simultaneously fabricating and foaming precursor using frictional heat generated during friction stir welding, Hangai, Yoshihiko;Morohashi, Hiromi;Aoki, Yasuhiro;Mitsugi, Hironao;Fujii, Hidetoshi, 2022, INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, 121, 5-6, 3207, 3214

  DOI
• 加熱したポーラスアルミニウムとポリカーボネートの圧着接合, ;;;, 2022, 86, 1・2, 17, 21
• ポーラスアルミニウムとアルミニウム緻密板材の発泡中のプレス加工による接合, ;;;, 2022, 86, 1・2, 30, 33
• Friction welding of porous aluminum and polycarbonate plate,, Yoshihiko Hangai, Rikuto Kishimoto, Mizuki Ando, Hironao Mitsugi, Yu Goto, Yuichiroh Kamakoshi, Ryosuke Suzuki, Masaaki Matsubara, Yasuhiro Aoki, Hidetoshi Fujii, Dec. 2021, Mater. Lett., 304, 130610, Scientific journal
• Introduction to Porous Metals, UTSUNOMIYA Takao;HANGAI Yoshihiko, Nov. 2021, Journal of the Japan Society for Precision Engineering, 87, 11, 871, 874
• Effect of Si Concentration of a Brazing Precursor on the Bonding Strength of Aluminum Foam Bonded via Foaming Bonding, Ryosuke Suzuki, Yusuke Asakawa, Yoshihiko Hangai, Ikuo Shoji, Hidetoshi Fujii, Masaaki Matsubara, Aug. 2021, Materials Transactions, 62, 8, 1210, 1215, Scientific journal
• X-ray radiography inspection of pores of thin aluminum foam during press forming immediately after foaming, Yoshihiko Hangai, Daisuke Kawato, Masataka Ohashi, Mizuki Ando, Takuya Ogura, Yoshiaki Morisada, Hidetoshi Fujii, Yuichiroh Kamakoshi, Hironao Mitsugi, Kenji Amagai, Aug. 2021, Metals, 11, 8, 1226, Scientific journal
• Roll forming of aluminum foam immediately after precursor foaming, Yoshihiko Hangai, Kodai Suzuki, Masataka Ohashi, Hironao Mitsugi, Kenji Amagai, Jun. 2021, Results in Engineering, 10, 100224, Scientific journal
• Cutting of porous aluminum immediately after foaming, Yamamoto Takaya;Hangai Yoshihiko;Mitsugi Hironao, Jun. 2021, Journal of Japan Institute of Light Metals, 71, 6, 246, 250
• Continuous production of dissimilar alloy porous aluminum by conveyor with optical heating, Ohashi Masataka;Hangai Yoshihiko;Mitsugi Hironao;Amagai Kenji;Utsunomiya Takao, Apr. 2021, Journal of Japan Institute of Light Metals, 71, 4, 177, 179
• Compressive Properties of Three-Layered Porous Aluminum Fabricated by Spacer Method Using Dissimilar Alloy Powders, Hangai Yoshihiko;Ando Mizuki;Suzuki Ryosuke;Matsubara Masaaki;Utsunomiya Takao;Yoshikawa Nobuhiro, Feb. 2021, Journal of the Japan Institute of Metals and Materials, 85, 2, 84, 87
• Development of simultaneous process of precursor fabrication and foaming using friction stir welding, Morohashi Hiromi;Hangai Yoshihiko;Aoki Yasuhiro;Fujii Hidetoshi;Yoshikawa Nobuhiro, Feb. 2021, Journal of Japan Institute of Light Metals, 71, 2, 121, 126
• Shortening of NaCl removal process using granular NaCl in fabrication of porous aluminum by sintering and dissolution process, Ando Mizuki;Hangai Yoshihiko;Matsubara Masaaki;Suzuki Ryosuke;Yoshikawa Nobuhiro;Yoshikawa Naoto, Jan. 2021, Journal of Japan Institute of Light Metals, 71, 1, 68, 70
• Fabrication of two-layered aluminum foam with closed-cell and open-cell structures and shaping of closed-cell layer by press forming immediately after foaming, Yoshihiko Hangai, Mizuki Ando, Masataka Ohashi and Kenji Amagai, 2021, Metals, 11, 1, 140
• Compressive Properties of Three-Layered Porous Aluminum Fabricated by Spacer Method Using Dissimilar Alloy Powders, Hangai Yoshihiko;Ando Mizuki;Suzuki Ryosuke;Matsubara Masaaki;Utsunomiya Takao;Yoshikawa Nobuhiro, 2021, Journal of the Japan Institute of Metals and Materials
• Fabrication of Two-Layered Aluminum Foam with Closed-Cell and Open-Cell Structures and Shaping of Closed-Cell Layer by Press Forming Immediately after Foaming, Hangai, Yoshihiko;Ando, Mizuki;Ohashi, Masataka;Amagai, Kenji, 2021, METALS, 11, 1

  DOI
• Compressive Properties of Three-Layered Porous Aluminum Fabricated by Spacer Method Using Dissimilar Alloy Powders, Hangai, Yoshihiko;Ando, Mizuki;Suzuki, Ryosuke;Matsubara, Masaaki;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2021, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 85, 2, 84, 87

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• Effect of Si Concentration of a Brazing Precursor on the Bonding Strength of Aluminum Foam Bonded via Foaming Bonding, Suzuki, Ryosuke;Hangai, Yoshihiko;Asakawa, Yusuke;Shohji, Ikuo;Fujii, Hidetoshi;Matsubara, Masaaki, 2021, MATERIALS TRANSACTIONS, 62, 8, 1210, 1215

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• X-ray Radiography Inspection of Pores of Thin Aluminum Foam during Press Forming Immediately after Foaming, Hangai, Yoshihiko;Kawato, Daisuke;Ohashi, Masataka;Ando, Mizuki;Ogura, Takuya;Morisada, Yoshiaki;Fujii, Hidetoshi;Kamakoshi, Yuichiroh;Mitsugi, Hironao;Amagai, Kenji, 2021, METALS, 11, 8

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• Friction welding of porous aluminum and polycarbonate plate, Hangai, Yoshihiko;Kishimoto, Rikuto;Ando, Mizuki;Mitsugi, Hironao;Goto, Yu;Kamakoshi, Yuichiroh;Suzuki, Ryosuke;Matsubara, Masaaki;Aoki, Yasuhiro;Fujii, Hidetoshi, 2021, MATERIALS LETTERS, 304

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• Foaming Behavior of Porous Aluminum Consisting of Dissimilar Aluminum Alloy by Optical Heating, Nagai Takanao;Hangai Yoshihiko;Ohashi Masataka;Utsunomiya Takao;Yoshikawa Nobuhiro, Nov. 2020, Journal of the Japan Institute of Metals and Materials, 84, 11, 360, 363
• Fabrication of Porous Aluminum Alloy by Precursor Method Using Vertical Type Twin-Roll Casting, Suzuki Ryosuke;Masubuchi Takumi;Nishida Shinichi;Shoji Ikuo;Hangai Yoshihiko;Fujii Hidetoshi;Matsubara Masaaki, Nov. 2020, Journal of Japan Foundry Engineering Society, 92, 11, 577, 582
• Jointing of porous aluminum by press forming of multiple precursors during foaming process, Ohashi Masataka;Hangai Yoshihiko;Amagai Kenji;Matsubara Masaaki;Suzuki Ryosuke;Utsunomiya Takao;Yoshikawa Nobuhiro, Nov. 2020, Journal of Japan Institute of Light Metals, 70, 11, 517, 522
• Applicability of pin screen mold in gravity casting of aluminum alloy, Yamamoto Takaya;Hangai Yoshihiko;Suzuki Ryosuke;Matsubara Masaaki, Aug. 2020, Journal of Japan Institute of Light Metals, 70, 8, 347, 349
• Press forming of aluminum foam during foaming using pin screen mold, Hangai Yoshihiko;Tomaru Takumi;Ohashi Masataka;Amagai Kenji;Utsunomiya Takao;Yoshikawa Nobuhiro, May 2020, Journal of Japan Institute of Light Metals, 70, 5, 194, 196
• Foaming of A1050 aluminum precursor by generated frictional heat during friction stir processing of steel plate, Yoshihiko Hangai, Keisuke Takada, Hidetoshi Fujii, Yasuhiro Aoki, Yuma Aihara, Ryohei Nagahiro, Kenji Amagai, Takao Utsunomiya, Nobuhiro Yoshikawa, 2020, The International Journal of Advanced Manufacturing Technology, 106, 7, 3131, 3137
• 点群金型による発泡中のポーラスアルミニウムのプレス加工, 半谷禎彦，都丸拓海，大橋政孝，天谷賢児，宇都宮登雄，吉川暢宏, 2020, 70, 5, 194, 196
• Nondestructive observation of pores during press forming of aluminum foam by X-ray radiography, Yoshihiko Hangai, Daisuke Kawato, Mizuki Ando, Masataka Ohashi, Yoshiaki Morisada, Takuya Ogura, Hidetoshi Fujii, Ryohei Nagahiro, Kenji Amagai, Takao Utsunomiya, Nobuhiro Yoshikawa, 2020, Materials Characterization, 170, 110631
• Continuous foaming of multiple aluminum foam precursors by combining conveyor and optical heating, Yoshihiko Hangai, Masataka Ohashi, Ryohei Nagahiro, Kenji Amagai, Takao Utsunomiya, Nobuhiro Yoshikawa, 2020, Materials Transactions, 61, 8, 1703, 1706
• Compressive properties of two-layered aluminum foams with closed-cell and open-cell structures, Yoshihiko Hangai, Mizuki Ando, Masataka Ohashi, Kenji Amagai, Ryosuke Suzuki, Masaaki Matsubara, Nobuhiro Yoshikawa, 2020, Materials Today Communications, 24, 101249
• Fabrication of aluminum foam with complex shapes using pin screen mold and effect of arrangement of pins on its surface morphology, Yoshihiko Hangai, Keita Takahashi, Ryohei Nagahiro, Kenji Amagai, Takao Utsunomiya, Nobuhiro Yoshikawa, 2020, Journal of Porous Materials, 27, 347, 353
• Foaming Behavior of Porous Aluminum Consisting of Dissimilar Aluminum Alloy by Optical Heating, Nagai Takanao;Hangai Yoshihiko;Ohashi Masataka;Utsunomiya Takao;Yoshikawa Nobuhiro, 2020, Journal of the Japan Institute of Metals and Materials
• Fabrication of Aluminum Foam Using Plastic Forming Process, HANGAI Yoshihiko, 2020, PLASTOS, 3, 29, 277, 281
• Fabrication of Aluminum Foam Using Plastic Forming Process, HANGAI Yoshihiko, 2020, PLASTOS, 3, 29, 277, 281
• Foaming of A1050 aluminum precursor by generated frictional heat during friction stir processing of steel plate, Hangai, Yoshihiko;Takada, Keisuke;Fujii, Hidetoshi;Aoki, Yasuhiro;Aihara, Yuma;Nagahiro, Ryohei;Amagai, Kenji;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2020, INTERNATIONAL JOURNAL OF ADVANCED MANUFACTURING TECHNOLOGY, 106, 7-8, 3131, 3137

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• Compressive properties of two-layered aluminum foams with closed-cell and open-cell structures, Hangai, Yoshihiko;Ando, Mizuki;Ohashi, Masataka;Amagai, Kenji;Suzuki, Ryosuke;Matsubara, Masaaki;Yoshikawa, Nobuhiro, 2020, MATERIALS TODAY COMMUNICATIONS, 24

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• Foaming Behavior of Porous Aluminum Consisting of Dissimilar Aluminum Alloy by Optical Heating, Nagai, Takanao;Hangai, Yoshihiko;Ohashi, Masataka;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2020, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 84, 11, 360, 363

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• Nondestructive observation of pores during press forming of aluminum foam by X-ray radiography, Hangai, Yoshihiko;Kawato, Daisuke;Ando, Mizuki;Ohashi, Masataka;Morisada, Yoshiaki;Ogura, Takuya;Fujii, Hidetoshi;Nagahiro, Ryohei;Amagai, Kenji;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2020, MATERIALS CHARACTERIZATION, 170

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• Fabrication of aluminum foam with complex shapes using pin screen mold and effect of arrangement of pins on its surface morphology, Hangai, Yoshihiko;Takahashi, Keita;Nagahiro, Ryohei;Amagai, Kenji;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2020, JOURNAL OF POROUS MATERIALS, 27, 2, 347, 353

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• Continuous Foaming of Multiple Aluminum Foam Precursors by Combining Conveyor and Optical Heating, Hangai, Yoshihiko;Ohashi, Masataka;Nagahiro, Ryohei;Amagai, Kenji;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2020, MATERIALS TRANSACTIONS, 61, 8, 1703, 1706

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• Fabrication of Porous Aluminum Filled Aluminum Pipe from Aluminum Recycle Chips by Friction Stir Back Extrusion, Hangai Yoshihiko;Kobayashi Ryusei;Suzuki Ryosuke;Matsubara Masaaki;Yoshikawa Nobuhiro, Aug. 2019, Journal of the Japan Institute of Metals and Materials, 83, 8, 288, 291
• Bending of sandwich-type precursor fabricated using friction stir welding route and pore structures evaluation of aluminum foam core after foaming, Utsunomiya Takao;Otsuki Kohei;Hangai Yoshihiko;Kin Myonsu, Feb. 2019, Journal of Japan Institute of Light Metals, 69, 2, 107, 112
• Foaming behavior of blowing- and stabilization-agent-free aluminum foam precursor during spot friction stir welding, Hangai, Yoshihiko;Takada, Keisuke;Fujii, Hidetoshi;Aoki, Yasuhiro;Utsunomiya, Takao, 2019, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 265, 185, 190

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• Aluminum Foam-Filled Steel Tube Fabricated from Aluminum Burrs of Die-Castings by Friction Stir Back Extrusion, Hangai, Yoshihiko;Kobayashi, Ryusei;Suzuki, Ryosuke;Matsubara, Masaaki;Yoshikawa, Nobuhiro, 2019, METALS, 9, 2

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• Shaping of Aluminum Foam during Foaming of Precursor Using Steel Mesh with Various Opening Ratios, Hangai, Yoshihiko;Nagahiro, Ryohei;Ohashi, Masataka;Amagai, Kenji;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2019, METALS, 9, 2

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• Refoaming of deformed aluminum foam by precursor foaming process, Hangai, Yoshihiko;Matsushita, Hayato;Suzuki, Ryosuke;Koyama, Shinji;Amagai, Kenji;Nagahiro, Ryohei;Utsunomiya, Takao;Matsubara, Masaaki;Yoshikawa, Nobuhiro, 2019, JOURNAL OF POROUS MATERIALS, 26, 4, 1149, 1155

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• Press Forming of Aluminum Foam during Foaming of Precursor, Hangai, Yoshihiko;Ohashi, Masataka;Nagahiro, Ryohei;Amagai, Kenji;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2019, MATERIALS TRANSACTIONS, 60, 11, 2464, 2469

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• Fabrication of Porous Aluminum Filled Aluminum Pipe from Aluminum Recycle Chips by Friction Stir Back Extrusion, Hangai, Yoshihiko;Kobayashi, Ryusei;Suzuki, Ryosuke;Matsubara, Masaaki;Yoshikawa, Nobuhiro, 2019, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 83, 8, 288, 291

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• Shaping of Aluminum Foam during Foaming Process Using Stainless Steel Mesh Mold, Hangai Yoshihiko;Tsurumi Nozomi;Amagai Kenji;Utsunomiya Takao;Yoshikawa Nobuhiro, Dec. 2018, Journal of the Japan Institute of Metals and Materials, 82, 12, 484, 486
• Fabrication of Aluminum Foam by Casting Precursor Method, Suzuki Ryosuke;Nishimoto Takuma;Hangai Yoshihiko;Shoji Ikuo;Matsubara Masaaki, Sep. 2018, Journal of the Japan Institute of Metals and Materials, 82, 9, 349, 357
• Re-foaming of Crushed Aluminum Foam by Melt Route with Remaining Blowing Agent After Crushing, Hangai Yoshihiko;Matsushita Hayato;Nishimoto Takuma;Suzuki Ryosuke;Koyama Shinji;Matsubara Masaaki;Shimizu Katsushige;Akimoto Kiyotaka;Yoshikawa Nobuhiro, Jul. 2018, Journal of Japan Foundry Engineering Society, 90, 7, 381, 385
• Aluminum alloy foam-filled aluminum tube fabricated by friction stir back extrusion and its compression properties, Yoshihiko Hangai,Shunsuke Otazawa,Takao Utsunomiya, Jan. 2018, COMPOSITE STRUCTURES, 183, 416, 422, Scientific journal

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• Fabrication of bilayer tube consisting of outer aluminum foam tube and inner dense aluminum tube by friction stir back extrusion, Yoshihiko Hangai,Shunsuke Otazawa,Takao Utsunomiya,Ryosuke Suzuki,Shinji Koyama,Masaaki Matsubara,Nobuhiro Yoshikawa, 2018, Materials Today Communications, 15, 36, 42

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• Fabrication of Aluminum Pipe from Aluminum Chips by Friction Stir Back Extrusion, Hangai\, Yoshihiko,Kobayashi\, Ryusei,Suzuki\, Ryosuke,Matsubara\, Masaaki,Yoshikawa\, Nobuhiro, 2018, 82, 2, 33, 38

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• Fabrication of Aluminum Foam Core Sandwich Using Sandwich-Type Foamable Precursor with Two Face Sheets by Friction Stir Welding Route, Takao Utsunomiya,Kohei Otsuki,Yoshihiko Hangai, 2018, MATERIALS TRANSACTIONS, 59, 6

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• Foaming of aluminum foam precursor during friction stir welding, Hangai\, Yoshihiko,Takada\, Keisuke,Endo\, Ryoya,Fujii\, Hidetoshi,Aoki\, Yasuhiro,Utsunomiya\, Takao, 2018, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 259, 109, 115

  DOI
• Fabrication of Aluminum Pipe from Aluminum Chips by Friction Stir Back Extrusion, Hangai Yoshihiko;Kobayashi Ryusei;Suzuki Ryosuke;Matsubara Masaaki;Yoshikawa Nobuhiro, 2018, Journal of the Japan Institute of Metals and Materials, 82, 2, 33, 38
• Fabrication of functionally graded porous aluminum by space holder method using NaCl, HANGAI Yoshihiko, 2018, Bulletin of the Society of Sea Water Science, Japan, 72, 4, 232, 236
• Aluminum alloy foam-filled aluminum tube fabricated by friction stir back extrusion and its compression properties, Hangai, Yoshihiko;Otazawa, Shunsuke;Utsunomiya, Takao, 2018, COMPOSITE STRUCTURES, 183, 416, 422

  DOI
• Fabrication of Aluminum Pipe from Aluminum Chips by Friction Stir Back Extrusion, Hangai, Yoshihiko;Kobayashi, Ryusei;Suzuki, Ryosuke;Matsubara, Masaaki;Yoshikawa, Nobuhiro, 2018, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 82, 2, 33, 38

  DOI
• Fabrication of bilayer tube consisting of outer aluminum foam tube and inner dense aluminum tube by friction stir back extrusion, Hangai, Yoshihiko;Otazawa, Shunsuke;Utsunomiya, Takao;Suzuki, Ryosuke;Koyama, Shinji;Matsubara, Masaaki;Yoshikawa, Nobuhiro, 2018, MATERIALS TODAY COMMUNICATIONS, 15, 36, 42

  DOI
• Foaming of aluminum foam precursor during friction stir welding, Hangai, Yoshihiko;Takada, Keisuke;Endo, Ryoya;Fujii, Hidetoshi;Aoki, Yasuhiro;Utsunomiya, Takao, 2018, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 259, 109, 115

  DOI
• Fabrication of Al foam with harmonic structure by Cu addition using sintering and dissolution process, Hangai, Yoshihiko;Morita, Tomoaki;Utsunomiya, Takao, 2018, MATERIALS LETTERS, 230, 120, 122

  DOI
• Fabrication of Two-Layered Aluminum Foam Having Layers with Closed-Cell and Open-Cell Pores, Hangai, Yoshihiko;Ikeda, Hiroki;Amagai, Kenji;Suzuki, Ryosuke;Matsubara, Masaaki;Yoshikawa, Nobuhiro, 2018, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 49A, 10, 4452, 4455

  DOI
• Forming of aluminum foam using steel mesh as die during foaming of precursor by optical heating, Hangai, Yoshihiko;Amagai, Kenji;Omachi, Kazuki;Tsurumi, Nozomi;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2018, OPTICS AND LASER TECHNOLOGY, 108, 496, 501

  DOI
• Fabrication of Aluminum Foam Core Sandwich Using Sandwich-Type Foamable Precursor with Two Face Sheets by Friction Stir Welding Route, Utsunomiya, Takao;Otsuki, Kohei;Hangai, Yoshihiko, 2018, MATERIALS TRANSACTIONS, 59, 6, 999, 1004

  DOI
• Fabrication of Aluminum Foam by Casting Precursor Method, Suzuki, Ryosuke;Nishimoto, Takuma;Hangai, Yoshihiko;Shoji, Ikuo;Matsubara, Masaaki, 2018, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 82, 9, 349, 357

  DOI
• Shaping of Aluminum Foam during Foaming Process Using Stainless Steel Mesh Mold, Hangai, Yoshihiko;Tsurumi, Nozomi;Amagai, Kenji;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2018, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 82, 12, 484, 486

  DOI
• Forming of Aluminum Foam Using Light-Transmitting Material as Die during Foaming by Optical Heating, Hangai, Yoshihiko;Amagai, Kenji;Tsurumi, Nozomi;Omachi, Kazuki;Shimizu, Katsushige;Akimoto, Kiyotaka;Utsunomiya, Takao;Yoshikawa, Nobuhiro, 2018, MATERIALS TRANSACTIONS, 59, 11, 1854, 1859

  DOI
• Shaping of Aluminum Foam Using Point Group Mold, Hangai, Yoshihiko;Takahashi, Keita;Nagahiro, Ryohei;Amagai, Kenji;Utsunomiya, Takao, 2018, MATERIALS TRANSACTIONS, 59, 12, 1952, 1955

  DOI
• Fabrication and Compression Properties of Functionally Graded Copper Foam Made Using Friction Powder Sintering and Dissolution, Yoshihiko Hangai,Kousuke Zushida,Hidetoshi Fujii,Osamu Kuwazuru,Nobuhiro Yoshikawa, Sep. 2017, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 26, 9, 4508, 4513, Scientific journal

  DOI
• Reproducibility of Aluminum Foam by Combining Sintering and Dissolution Process with Precursor Foaming Process, Yoshihiko Hangai,Hayato Matsushita,Shinji Koyama,Ryosuke Suzuki,Masaaki Matsubara, Jul. 2017, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 48A, 7, 3161, 3163, Scientific journal

  DOI
• Functionally graded aluminum foam consisting of dissimilar aluminum alloys fabricated by sintering and dissolution process, Yoshihiko Hangai,Tomoaki Morita,Takao Utsunomiya, Jun. 2017, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 696, 544, 551, Scientific journal

  DOI
• Cutting process for aluminum foam fabricated by sintering and dissolution process, Yoshihiko Hangai,Nguyen Ngoc Minh,Tomoaki Morita,Ryosuke Suzuki,Masaaki Matsubara,Shinji Koyama, May 2017, ADVANCED POWDER TECHNOLOGY, 28, 5, 1426, 1429, Scientific journal

  DOI
• Drop Weight Impact Behavior of Al-Si-Cu Alloy Foam-Filled Thin-Walled Steel Pipe Fabricated by Friction Stir Back Extrusion, Yoshihiko Hangai,Yukiko Nakano,Takao Utsunomiya,Osamu Kuwazuru,Nobuhiro Yoshikawa, Feb. 2017, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 26, 2, 894, 900, Scientific journal

  DOI
• Foaming behavior of aluminum foam precursor induced by friction heat generated by rotating tool used for spot friction stir welding, Yoshihiko Hangai,Keisuke Takada,Ryoya Endoh,Shinji Koyama,Takao Utsunomiya, Jan. 2017, JOURNAL OF MANUFACTURING PROCESSES, 25, 426, 431, Scientific journal

  DOI
• 気孔形態を傾斜的に変化させたポーラスアルミニウムの衝撃圧縮特性, 半谷 禎彦,須藤 俊,宇都宮 登雄,川島 久宜,桑水 流理,吉川 暢宏, 2017, 67, 11, 576, 581

  DOI
• Mechanical Properties of Functionally Graded Porous Aluminum Consisting of Pure Aluminum and Al-Mg-Si Aluminum Alloy, Yoshihiko Hangai,Tomoaki Morita,Takao Utsunomiya, 2017, Key Engineering Materials, 741, 1-6.

  DOI
• 異種合金からなる傾斜機能ポーラスアルミニウムをコア材としたサンドイッチパネルの作製, 半谷禎彦,須藤俊,宇都宮登雄, 2017, 67, 11, 595, 596

  DOI
• Dynamic compression properties of porous aluminum with functionally graded pore structures, Hangai Yoshihiko;Suto Shun;Utsunomiya Takao;Kawashima Hisanobu;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2017, Journal of Japan Institute of Light Metals, 67, 11, 576, 581
• Fabrication of aluminum sandwich panel with functionally graded foam consisting of dissimilar aluminum alloys, Hangai Yoshihiko;Suto Shun;Utsunomiya Takao, 2017, Journal of Japan Institute of Light Metals, 67, 11, 595, 596
• Foaming behavior of aluminum foam precursor induced by friction heat generated by rotating tool used for spot friction stir welding, Hangai, Yoshihiko;Takada, Keisuke;Endoh, Ryoya;Koyama, Shinji;Utsunomiya, Takao, 2017, JOURNAL OF MANUFACTURING PROCESSES, 25, 426, 431

  DOI
• Drop Weight Impact Behavior of Al-Si-Cu Alloy Foam-Filled Thin-Walled Steel Pipe Fabricated by Friction Stir Back Extrusion, Hangai, Yoshihiko;Nakano, Yukiko;Utsunomiya, Takao;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2017, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 26, 2, 894, 900

  DOI
• Cutting process for aluminum foam fabricated by sintering and dissolution process, Hangai, Yoshihiko;Nguyen Ngoc Minh;Morita, Tomoaki;Suzuki, Ryosuke;Matsubara, Masaaki;Koyama, Shinji, 2017, ADVANCED POWDER TECHNOLOGY, 28, 5, 1426, 1429

  DOI
• Reproducibility of Aluminum Foam by Combining Sintering and Dissolution Process with Precursor Foaming Process, Hangai, Yoshihiko;Matsushita, Hayato;Koyama, Shinji;Suzuki, Ryosuke;Matsubara, Masaaki, 2017, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 48A, 7, 3161, 3163

  DOI
• Functionally graded aluminum foam consisting of dissimilar aluminum alloys fabricated by sintering and dissolution process, Hangai, Yoshihiko;Morita, Tomoaki;Utsunomiya, Takao, 2017, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 696, 544, 551

  DOI
• Fabrication and Compression Properties of Functionally Graded Copper Foam Made Using Friction Powder Sintering and Dissolution, Hangai, Yoshihiko;Zushida, Kousuke;Fujii, Hidetoshi;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2017, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 26, 9, 4508, 4513

  DOI
• Functionally Graded Aluminum Foam Fabricated by Friction Powder Sintering Process with Traversing Tool, Yoshihiko Hangai,Tomoaki Morita,Shinji Koyama,Osamu Kuwazuru,Nobuhiro Yoshikawa, Sep. 2016, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 25, 9, 3691, 3696, Scientific journal

  DOI
• Functionally Graded Al Foam Fabricated by Sintering and Dissolution Process with Remaining Spacers, Yoshihiko Hangai,Kousuke Zushida,Osamu Kuwazuru,Nobuhiro Yoshikawa, May 2016, MATERIALS TRANSACTIONS, 57, 5, 748, 750, Scientific journal

  DOI
• Identification of material properties using nanoindentation and surrogate modeling, Han Li,Leonardo Gutierrez,Hiroyuki Toda,Osamu Kuwazuru,Wenli Liu,Yoshihiko Hangai,Masakazu Kobayashi,Rafael Batres, Mar. 2016, INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 81, 151, 159, Scientific journal

  DOI
• Control of Deformation Behavior of Aluminum Foam-Filled Tube by Introducing Slit on Pipe, Yoshihiko Hangai,Yukiko Nakano,Takao Utsunomiya,Osamu Kuwazuru,Soichiro Kitahara,Nobuhiro Yoshikawa, 2016, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 80, 11, 707, 712, Scientific journal

  DOI
• Fabrication of Two Layers Porous Aluminum Varying Porosity by Friction Powder Sintering Process and Its Compression Properties, Yoshihiko Hangai,Ayano Ishihara,Takao Utsunomiya,Osamu Kuwazuru,Nobuhiro Yoshikawa, 2016, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 80, 6, 390, 393, Scientific journal

  DOI
• Aluminum Foam-Filled Pipe Using Thin-Wall Aluminum Pipe Fabricated from Plate, Yoshihiko Hangai,Yukiko Nakano,Takao Utsunomiya,Osamu Kuwazuru,Soichiro Kitahara,Nobuhiro Yoshikawa, 2016, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 80, 6, 386, 389, Scientific journal

  DOI
• Foaming Behavior of Aluminum Foam Precursor Using Only Friction Heat of Rotating Tool, Yoshihiko Hangai,Tomoaki Morita,Takao Utsunomiya, 2016, MATERIALS TRANSACTIONS, 57, 6, 1014, 1016, Scientific journal

  DOI
• Plateau Stress Estimation of Impact Compression Test on Aluminum Foam Using X-ray Computed Tomography Observation, Takao Utsunomiya,Yoshihiko Hangai,Naoyuki Kubota,Osamu Kuwazuru,Nobuhiro Yoshikawa, 2016, Mechanical Engineering Journal, 3, 6, 16-00149

  DOI
• Fabrication of Two Layers Porous Aluminum Varying Porosity by Friction Powder Sintering Process and Its Compression Properties, Hangai Yoshihiko;Ishihara Ayano;Utsunomiya Takao;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2016, Journal of the Japan Institute of Metals and Materials, 80, 6, 390, 393
• Aluminum Foam-Filled Pipe Using Thin-Wall Aluminum Pipe Fabricated from Plate, Hangai Yoshihiko;Nakano Yukiko;Utsunomiya Takao;Kuwazuru Osamu;Kitahara Soichiro;Yoshikawa Nobuhiro, 2016, Journal of the Japan Institute of Metals and Materials, 80, 6, 386, 389
• Control of Deformation Behavior of Aluminum Foam-Filled Tube by Introducing Slit on Pipe, Hangai Yoshihiko;Nakano Yukiko;Utsunomiya Takao;Kuwazuru Osamu;Kitahara Soichiro;Yoshikawa Nobuhiro, 2016, Journal of the Japan Institute of Metals and Materials, 80, 11, 707, 712
• Identification of material properties using nanoindentation and surrogate modeling, Li, Han;Gutierrez, Leonardo;Toda, Hiroyuki;Kuwazuru, Osamu;Liu, Wenli;Hangai, Yoshihiko;Kobayashi, Masakazu;Batres, Rafael, 2016, INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES, 81, 151, 159

  DOI
• Aluminum Foam-Filled Pipe Using Thin-Wall Aluminum Pipe Fabricated from Plate, Hangai, Yoshihiko;Nakano, Yukiko;Utsunomiya, Takao;Kuwazuru, Osamu;Kitahara, Soichiro;Yoshikawa, Nobuhiro, 2016, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 80, 6, 386, 389

  DOI
• Fabrication of Two Layers Porous Aluminum Varying Porosity by Friction Powder Sintering Process and Its Compression Properties, Hangai, Yoshihiko;Ishihara, Ayano;Utsunomiya, Takao;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2016, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 80, 6, 390, 393

  DOI
• Functionally Graded Al Foam Fabricated by Sintering and Dissolution Process with Remaining Spacers, Hangai, Yoshihiko;Zushida, Kousuke;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2016, MATERIALS TRANSACTIONS, 57, 5, 748, 750

  DOI
• Functionally Graded Aluminum Foam Fabricated by Friction Powder Sintering Process with Traversing Tool, Hangai, Yoshihiko;Morita, Tomoaki;Koyama, Shinji;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2016, JOURNAL OF MATERIALS ENGINEERING AND PERFORMANCE, 25, 9, 3691, 3696

  DOI
• Foaming Behavior of Aluminum Foam Precursor Using Only Friction Heat of Rotating Tool, Hangai, Yoshihiko;Morita, Tomoaki;Utsunomiya, Takao, 2016, MATERIALS TRANSACTIONS, 57, 6, 1014, 1016

  DOI
• Control of Deformation Behavior of Aluminum Foam-Filled Tube by Introducing Slit on Pipe, Hangai, Yoshihiko;Nakano, Yukiko;Utsunomiya, Takao;Kuwazuru, Osamu;Kitahara, Soichiro;Yoshikawa, Nobuhiro, 2016, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 80, 11, 707, 712

  DOI
• Deformation and Plateau Region of Functionally Graded Aluminum Foam by Amount Combinations of Added Blowing Agent, Yoshihiko Hangai,Takao Utsunomiya,Osamu Kuwazuru,Soichiro Kitahara,Nobuhiro Yoshikawa, Oct. 2015, MATERIALS, 8, 10, 7161, 7168, Scientific journal

  DOI
• Fabrication of Aluminum Tubes Filled with Aluminum Alloy Foam by Friction Welding, Yoshihiko Hangai,Yukiko Nakano,Shinji Koyama,Osamu Kuwazuru,Soichiro Kitahara,Nobuhiro Yoshikawa, Oct. 2015, MATERIALS, 8, 10, 7180, 7190, Scientific journal

  DOI
• Empirical formulation of stress concentration factor around an arbitrary-sized spherical dual-cavity system and its application to aluminum die castings, S. Bidhar,O. Kuwazuru,Y. Shiihara,T. Utsunomiya,Y. Hangai,M. Nomura,I. Watanabe,N. Yoshikawa, Sep. 2015, APPLIED MATHEMATICAL MODELLING, 39, 18, 5707, 5723, Scientific journal

  DOI
• Drop weight impact behavior of functionally graded aluminum foam consisting of A1050 and A6061 aluminum alloys, Yoshihiko Hangai,Naoyuki Kubota,Takao Utsunomiya,Hisanobu Kawashima,Osamu Kuwazuru,Nobuhiro Yoshikawa, Jul. 2015, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 639, 597, 603, Scientific journal

  DOI
• Practical application of empirical formulation of the stress concentration factor around equally sized dual spherical cavities to aluminum die cast, Sujit Bidhar,Osamu Kuwazuru,Yoshinori Shiihara,Yoshihiko Hangai,Takao Utsunomiya,Ikumu Watanabe,Nobuhiro Yoshikawa, Jan. 2015, APPLIED MATHEMATICAL MODELLING, 39, 2, 881, 893, Scientific journal

  DOI
• 摩擦攪拌プロセッシングを利用したポーラスアルミニウムの作製, 半谷 禎彦, 2015, 4, 3, 142, 147

  DOI
• マルチパス摩擦粉末焼結法によるポーラスアルミニウム板の作製, 半谷禎彦,圖子田幸佑,桑水流理,吉川暢宏, 2015, 81, 824, 14-00600

  DOI
• 異なる気孔形態を有する3層傾斜機能ポーラスADC12アルミニウムの圧縮特性, 半谷禎彦,鎌田裕仁,宇都宮登雄,桑水流理,北原総一郎,吉川暢宏, 2015, 87, 2, 124, 129

  DOI
• Fabrication of porous aluminum plate by multi-pass friction powder sintering process, HANGAI Yoshihiko;ZUSHIDA Kousuke;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2015, Transactions of the JSME (in Japanese), 81, 824, 14-00600, 14-00600
• Fabrication of Porous Aluminum by Friction Stir Processing, HANGAI Yoshihiko, 2015, Journal of Smart Processing, 4, 3, 142, 147
• Compressive Properties of Three-layered Functionally Graded porous JIS ADC12 Aluminum Alloy with Different Pore Structures, Hangai Yoshihiko;Kamada Hiroto;Utsunomiya Takao;Kuwazuru Osamu;Kitahara Soichiro;Yoshikawa Nobuhiro, 2015, Journal of Japan Foundry Engineering Society, 87, 2, 124, 129
• Practical application of empirical formulation of the stress concentration factor around equally sized dual spherical cavities to aluminum die cast, Bidhar, Sujit;Kuwazuru, Osamu;Shiihara, Yoshinori;Hangai, Yoshihiko;Utsunomiya, Takao;Watanabe, Ikumu;Yoshikawa, Nobuhiro, 2015, APPLIED MATHEMATICAL MODELLING, 39, 2, 881, 893

  DOI
• Drop weight impact behavior of functionally graded aluminum foam consisting of A1050 and A6061 aluminum alloys, Hangai, Yoshihiko;Kubota, Naoyuki;Utsunomiya, Takao;Kawashima, Hisanobu;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2015, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 639, 597, 603

  DOI
• Deformation and Plateau Region of Functionally Graded Aluminum Foam by Amount Combinations of Added Blowing Agent, Hangai, Yoshihiko;Utsunomiya, Takao;Kuwazuru, Osamu;Kitahara, Soichiro;Yoshikawa, Nobuhiro, 2015, MATERIALS, 8, 10, 7161, 7168

  DOI
• Fabrication of Aluminum Tubes Filled with Aluminum Alloy Foam by Friction Welding, Hangai, Yoshihiko;Nakano, Yukiko;Koyama, Shinji;Kuwazuru, Osamu;Kitahara, Soichiro;Yoshikawa, Nobuhiro, 2015, MATERIALS, 8, 10, 7180, 7190

  DOI
• Fabrication and compression properties of functionally graded foam with uniform pore structures consisting of dissimilar A1050 and A6061 aluminum alloys, Yoshihiko Hangai,Kousuke Saito,Takao Utsunomiya,Osamu Kuwazuru,Nobuhiro Yoshikawa, Sep. 2014, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 613, 163, 170, Scientific journal

  DOI
• Fabrication of Aluminum Foam-Filled Thin-Wall Steel Tube by Friction Welding and Its Compression Properties, Yoshihiko Hangai,Masaki Saito,Takao Utsunomiya,Soichiro Kitahara,Osamu Kuwazuru,Nobuhiro Yoshikawa, Sep. 2014, MATERIALS, 7, 9, 6796, 6810, Scientific journal

  DOI
• Aluminum alloy foam core sandwich panels fabricated from die casting aluminum alloy by friction stir welding route, Yoshihiko Hangai,Hiroto Kamada,Takao Utsunomiya,Soichiro Kitahara,Osamu Kuwazuru,Nobuhiro Yoshikawa, Sep. 2014, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 214, 9, 1928, 1934, Scientific journal

  DOI
• Large-scale aluminum foam plate fabricated by enhanced friction powder compaction process based on sintering and dissolution process, Yoshihiko Hangai,Kousuke Zushida,Osamu Kuwazuru,Nobuhiro Yoshikawa, Aug. 2014, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 214, 8, 1721, 1727, Scientific journal

  DOI
• Tensile Properties and Fracture Behavior of Aluminum Alloy Foam Fabricated from Die Castings without Using Blowing Agent by Friction Stir Processing Route, Yoshihiko Hangai,Hiroto Kamada,Takao Utsunomiya,Soichiro Kitahara,Osamu Kuwazuru,Nobuhiro Yoshikawa, Mar. 2014, MATERIALS, 7, 3, 2382, 2394, Scientific journal

  DOI
• Image-based finite element analysis of porous aluminum and its accuracy examination, Kuwazuru Osamu;Utsunomiya Takao;Hangai Yoshihiko;Myojo Takuya, 2014, Journal of Japan Institute of Light Metals, 64, 11, 551, 556
• Fabrication of porous aluminum by tool-traversing friction powder sintering process, Zushida Kousuke;Hangai Yoshihiko;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2014, Journal of Japan Institute of Light Metals, 64, 11, 582, 586
• Nondestructive observation of compression behavior of pores in three-layered functionally graded aluminum foam of A1050/A6061/ADC12 by X-ray computed tomography, Hangai Yoshihiko;Saito Kousuke;Utsunomiya Takao;Kitahara Soichiro;Yoshikawa Nobuhiro, 2014, Journal of Japan Institute of Light Metals, 64, 11, 587, 592
• X-ray CT observation of shear deformation generated by friction powder sintering process for fabricating porous aluminum, Hangai Yoshihiko;Ishihara Ayano;Yoshikawa Nobuhiro, 2014, Journal of Japan Institute of Light Metals, 64, 11, 593, 597
• Precision enhancement of image-based finite element analysis using cubic element, Kuwazuru Osamu;Utsunomiya Takao;Hangai Yoshihiko;Sasaki Taichi, 2014, Journal of Japan Institute of Light Metals, 64, 11, 613, 614
• Fabrication of open-cell porous aluminum by friction powder sintering process, Hangai Yoshihiko;Ishihara Ayano;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2014, Journal of Japan Institute of Light Metals, 64, 12, 628, 632
• High-Speed Compressive Properties of Porous Material Fabricated Using JIS ADC12 Aluminum Alloy Die Castings, Utsunomiya Takao;Kubota Naoyuki;Hangai Yoshihiko;Ishima Tsuneaki;Kawashima Hisanobu;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2014, Journal of Japan Foundry Engineering Society, 86, 11, 840, 845
• Tensile Properties and Fracture Behavior of Aluminum Alloy Foam Fabricated from Die Castings without Using Blowing Agent by Friction Stir Processing Route, Hangai, Yoshihiko;Kamada, Hiroto;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2014, MATERIALS, 7, 3, 2382, 2394

  DOI
• Large-scale aluminum foam plate fabricated by enhanced friction powder compaction process based on sintering and dissolution process, Hangai, Yoshihiko;Zushida, Kousuke;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2014, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 214, 8, 1721, 1727

  DOI
• Aluminum alloy foam core sandwich panels fabricated from die casting aluminum alloy by friction stir welding route, Hangai, Yoshihiko;Kamada, Hiroto;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2014, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 214, 9, 1928, 1934

  DOI
• Fabrication and compression properties of functionally graded foam with uniform pore structures consisting of dissimilar A1050 and A6061 aluminum alloys, Hangai, Yoshihiko;Saito, Kousuke;Utsunomiya, Takao;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2014, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 613, 163, 170

  DOI
• Fabrication of Aluminum Foam-Filled Thin-Wall Steel Tube by Friction Welding and Its Compression Properties, Hangai, Yoshihiko;Saito, Masaki;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2014, MATERIALS, 7, 9, 6796, 6810

  DOI
• Friction powder compaction process for fabricating open-celled Cu foam by sintering-dissolution process route using NaCl space holder, Yoshihiko Hangai,Kousuke Zushida,Hidetoshi Fujii,Rintaro Ueji,Osamu Kuwazuru,Nobuhiro Yoshikawa, Nov. 2013, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 585, 468, 474, Scientific journal

  DOI
• Porous Materials, Porous Materials Research Committee, Aug. 2013, Journal of the Japan Society for Technology of Plasticity, 54, 631, 734, 738
• Estimation of Plateau Stress of Porous Aluminum Based on Mean Stress on Maximum-Porosity Cross Section, Takao Utsunomiya,Ryo Yamaguchi,Yoshihiko Hangai,Osamu Kuwazuru,Nobuhiro Yoshikawa, Jul. 2013, MATERIALS TRANSACTIONS, 54, 7, 1182, 1186, Scientific journal

  DOI
• Effect of Die Material on Compressive Properties of Open-Cell Porous Aluminum Fabricated by Friction Powder Compaction Process, Yoshihiko Hangai,Hiroaki Yoshida,Osamu Kuwazuru,Nobuhiro Yoshikawa, Jun. 2013, MATERIALS TRANSACTIONS, 54, 6, 1057, 1059, Scientific journal

  DOI
• Relationship between Amount of Residual NaCl and Compressive Properties of Porous Al/NaCl Composites Fabricated by Sintering and Dissolution Process, Yoshihiko Hangai,Hiroaki Yoshida,Ryo Yamaguchi,Osamu Kuwazuru,Nobuhiro Yoshikawa, May 2013, MATERIALS TRANSACTIONS, 54, 5, 850, 853, Scientific journal

  DOI
• Deformation Behavior Estimation of Aluminum Foam by X-ray CT Image-based Finite Element Analysis, Yoshihiko Hangai,Ryo Yamaguchi,Shunya Takahashi,Takao Utsunomiya,Osamu Kuwazuru,Nobuhiro Yoshikawa, Apr. 2013, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 44A, 4, 1880, 1886, Scientific journal

  DOI
• Fabrication of Large-Scale Porous Aluminum by Enhanced Friction Powder Compaction Process through Traversing Tool Based on Sintering and Dissolution Process, Yoshihiko Hangai,Kousuke Zushida, 2013, MATERIALS TRANSACTIONS, 54, 12, 2305, 2308, Scientific journal

  DOI
• Fabrication and Tensile Property of Sandwich Panel with ADC12 Foam Core by Friction Stir Processing Route, Takao Utsunomiya,Nobuyuki Ishii,Yoshihiko Hangai,Shinji Koyama,Soichiro Kitahara,Osamu Kuwazuru,Nobuhiro Yoshikawa, 2013, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 77, 9, 385, 390, Scientific journal

  DOI
• Compaction of Commercially Pure Titanium Powder by Friction Powder Compaction Process, Yoshihiko Hangai,Kousuke Zushida,Hiroaki Yoshida, 2013, MATERIALS TRANSACTIONS, 54, 2, 127, 129, Scientific journal

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• Fabrication of an Al Foam/Dense Steel Composite by Friction Welding, Hangai\, Yoshihiko,Saito\, Masaki, 2013, MATERIALS TRANSACTIONS, 54, 6, 1012, 1017

  DOI
• Compression Properties of Al/Al-Mg-Si/Al-Si-Cu Alloy Three-Layered Functionally Graded Aluminum Foam, Saito\, Kousuke,Hangai\, Yoshihiko,Utsunomiya\, Takao,Kuwazuru\, Osamu,Kitahara\, Soichiro,Yoshikawa\, Nobuhiro, 2013, 77, 10, 430, 434

  DOI
• Compression Properties of Al/Al-Si-Cu Alloy Functionally Graded Aluminum Foam Fabricated by Friction Stir Processing Route, Hangai\, Yoshihiko,Saito\, Kousuke,Utsunomiya\, Takao,Kitahara\, Soichiro,Kuwazuru\, Osamu,Yoshikawa\, Nobuhiro, 2013, MATERIALS TRANSACTIONS, 54, 3, 405, 408

  DOI
• Compression Properties of Three-Layered Functionally Graded ADC12 Aluminum Foam Fabricated by Friction Stir Welding, Hangai\, Yoshihiko,Kamada\, Hiroto,Utsunomiya\, Takao,Kitahara\, Soichiro,Kuwazuru\, Osamu,Yoshikawa\, Nobuhiro, 2013, MATERIALS TRANSACTIONS, 54, 8, 1268, 1273

  DOI
• Fabrication of Porous Aluminum / Thin-Walled Pipe Composite Materials by Applying Friction Welding, SAITO Masaki;HANGAI Yoshihiko;FUJII Hidetoshi;SUN Yufeng;MORISADA Yoshiaki;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2013, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 79, 804, 1066, 1070
• Fabrication of Functionally Graded Porous Aluminum of Three Layer Structure Fabricated by Different Aluminum Alloys, SAITO Kousuke;HANGAI Yoshihiko;UTSUNOMIYA Takao;KUWAZURU Osamu;YOSHIKAWA Nobuhiro;KITAHARA Soichiro, 2013, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 79, 804, 1088, 1092
• 3D visualization of defects and microstructural features with laboratory-scale X-ray tomography apparatuses, Toda Hiroyuki;Kobayashi Masakazu;Kubo Takashi;Moizumi Ken;Sugiyama Daigo;Yamamoto Yusuke;Harada Toshihiro;Hayashi Kenji;Hangai Yoshihiko;Murakami Yuichiro, 2013, Journal of Japan Institute of Light Metals, 63, 10, 343, 349
• Fabrication and Tensile Property of Sandwich Panel with ADC12 Foam Core by Friction Stir Processing Route, Utsunomiya Takao;Ishii Nobuyuki;Hangai Yoshihiko;Koyama Shinji;Kitahara Soichiro;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2013, Journal of the Japan Institute of Metals and Materials, 77, 9, 385, 390
• 3D visualization of defects and microstructural features with laboratory-scale X-ray tomography apparatuses, Toda Hiroyuki;Kobayashi Masakazu;Kubo Takashi;Moizumi Ken;Sugiyama Daigo;Yamamoto Yusuke;Harada Toshihiro;Hayashi Kenji;Hangai Yoshihiko;Murakami Yuichiro, 2013, Journal of Japan Institute of Light Metals, 63, 10, 343, 349
• Compression Properties of Al/Al-Mg-Si/Al-Si-Cu Alloy Three-Layered Functionally Graded Aluminum Foam, Saito Kousuke;Hangai Yoshihiko;Utsunomiya Takao;Kuwazuru Osamu;Kitahara Soichiro;Yoshikawa Nobuhiro, 2013, Journal of the Japan Institute of Metals and Materials, 77, 10, 430, 434
• Availability of Fatigue Strength Evaluation Method using Equivalent Defect Size for Casting Defects, Kuwazuru Osamu;Utsunomiya Takao;Hangai Yoshihiko, 2013, Journal of Japan Foundry Engineering Society, 85, 10, 672, 676
• Fabrication of CuAl₂ in-situ Formation and Dispersed Porous Aluminum Core Filled in Hollow Pipe Composite Materials, TAJIMA Harunobu;HANGAI Yoshihiko;SAITO Masaki;KOYAMA Shinji;FUJII Hidetoshi;SUN Yufeng;MORISADA Yoshiaki;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2013, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 79, 804, 1071, 1075
• Observation of the Fracture Behavior in A1050-ADC12 Functionally Graded Porous Aluminum under Impact Compression, KUBOTA Naoyuki;SAITO Kousuke;HANGAI Yoshihiko;UTSUNOMIYA Takao;ISHIMA Tsuneaki;KAWASHIMA Hisanobu;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2013, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 79, 804, 1076, 1078
• Fabrication of Porous Copper with Uniform Pore Size by Friction Powder Compaction Process, ZUSHIDA Kousuke;HANGAI Yoshihiko;YOSHIDA Hiroaki;FUJII Hidetoshi;SUN Yufeng;MORISADA Yoshiaki;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2013, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 79, 804, 1079, 1082
• Validity Estimation of Functionally Gradient of Porous Aluminum by X-Ray CT Image Based FEM, YAMAGUCHI Ryo;YOSHIDA Hiroaki;HANGAI Yoshihiko;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2013, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 79, 804, 1083, 1087
• Deformation Behavior Estimation of Aluminum Foam by X-ray CT Image-based Finite Element Analysis, Hangai, Yoshihiko;Yamaguchi, Ryo;Takahashi, Shunya;Utsunomiya, Takao;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 44A, 4, 1880, 1886

  DOI
• Relationship between Amount of Residual NaCl and Compressive Properties of Porous Al/NaCl Composites Fabricated by Sintering and Dissolution Process, Hangai, Yoshihiko;Yoshida, Hiroaki;Yamaguchi, Ryo;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, MATERIALS TRANSACTIONS, 54, 5, 850, 853

  DOI
• Fabrication of an Al Foam/Dense Steel Composite by Friction Welding, Hangai, Yoshihiko;Saito, Masaki, 2013, MATERIALS TRANSACTIONS, 54, 6, 1012, 1017

  DOI
• Effect of Die Material on Compressive Properties of Open-Cell Porous Aluminum Fabricated by Friction Powder Compaction Process, Hangai, Yoshihiko;Yoshida, Hiroaki;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, MATERIALS TRANSACTIONS, 54, 6, 1057, 1059

  DOI
• Estimation of Plateau Stress of Porous Aluminum Based on Mean Stress on Maximum-Porosity Cross Section, Utsunomiya, Takao;Yamaguchi, Ryo;Hangai, Yoshihiko;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, MATERIALS TRANSACTIONS, 54, 7, 1182, 1186

  DOI
• Fabrication and Tensile Property of Sandwich Panel with ADC12 Foam Core by Friction Stir Processing Route, Utsunomiya, Takao;Ishii, Nobuyuki;Hangai, Yoshihiko;Koyama, Shinji;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 77, 9, 385, 390

  DOI
• Compression Properties of Three-Layered Functionally Graded ADC12 Aluminum Foam Fabricated by Friction Stir Welding, Hangai, Yoshihiko;Kamada, Hiroto;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, MATERIALS TRANSACTIONS, 54, 8, 1268, 1273

  DOI
• Compaction of Commercially Pure Titanium Powder by Friction Powder Compaction Process, Hangai, Yoshihiko;Zushida, Kousuke;Yoshida, Hiroaki, 2013, MATERIALS TRANSACTIONS, 54, 2, 127, 129

  DOI
• Compression Properties of Al/Al-Si-Cu Alloy Functionally Graded Aluminum Foam Fabricated by Friction Stir Processing Route, Hangai, Yoshihiko;Saito, Kousuke;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, MATERIALS TRANSACTIONS, 54, 3, 405, 408

  DOI
• Friction powder compaction process for fabricating open-celled Cu foam by sintering-dissolution process route using NaCl space holder, Hangai, Yoshihiko;Zushida, Kousuke;Fujii, Hidetoshi;Ueji, Rintaro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2013, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 585, 468, 474

  DOI
• Compression Properties of Al/Al-Mg-Si/Al-Si-Cu Alloy Three-Layered Functionally Graded Aluminum Foam, Saito, Kousuke;Hangai, Yoshihiko;Utsunomiya, Takao;Kuwazuru, Osamu;Kitahara, Soichiro;Yoshikawa, Nobuhiro, 2013, JOURNAL OF THE JAPAN INSTITUTE OF METALS AND MATERIALS, 77, 10, 430, 434

  DOI
• Fabrication of Large-Scale Porous Aluminum by Enhanced Friction Powder Compaction Process through Traversing Tool Based on Sintering and Dissolution Process, Hangai, Yoshihiko;Zushida, Kousuke, 2013, MATERIALS TRANSACTIONS, 54, 12, 2305, 2308

  DOI
• Fabrication of Composite Structural Material with ADC12 Porous Aluminum and Dense Steel by Friction Stir Welding Route, HANGAI Yoshihiko;ISHII Nobuyuki;KOYAMA Shinji;UTSUNOMIYA Takao;KITAHARA Soichiro, May 2012, 76, 5, 349, 354
• Fabrication of Composite Structural Material with ADC12 Porous Aluminum and Dense Steel by Friction Stir Welding Route, Hangai Yoshihiko;Ishii Nobuyuki;Koyama Shinji;Utsunomiya Takao;Kitahara Soichiro, 2012, Journal of the Japan Institute of Metals and Materials, 76, 5, 349, 354
• Fabrication of ADC12 porous aluminum with graded porosities and pore structures, Utsunomiya Takao;Takahashi Kazuya;Kato Hiroki;Hangai Yoshihiko;Kitahara Soichiro;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2012, Journal of Japan Institute of Light Metals, 62, 7, 278, 284
• Friction Powder Compaction for Fabrication of Open-Cell Aluminum Foam by the Sintering and Dissolution Process Route, Hangai, Yoshihiko;Yoshida, Hiroaki;Yoshikawa, Nobuhiro, 2012, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 43A, 3, 802, 805

  DOI
• Fabrication of functionally graded aluminum foam using aluminum alloy die castings by friction stir processing, Hangai, Yoshihiko;Takahashi, Kazuya;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2012, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 534, 716, 719

  DOI
• Fabrication and Tensile Tests of Aluminum Foam Sandwich with Dense Steel Face Sheets by Friction Stir Processing Route, Hangai, Yoshihiko;Ishii, Nobuyuki;Koyama, Shinji;Utsunomiya, Takao;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2012, MATERIALS TRANSACTIONS, 53, 4, 584, 587

  DOI
• Fabrication of Composite Structural Material with ADC12 Porous Aluminum and Dense Steel by Friction Stir Welding Route, Hangai, Yoshihiko;Ishii, Nobuyuki;Koyama, Shinji;Utsunomiya, Takao;Kitahara, Soichiro, 2012, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 76, 5, 349, 354
• Effects of Porosity and Pore Structure on Compression Properties of Blowing-Agent-Free Aluminum Foams Fabricated from Aluminum Alloy Die Castings, Hangai, Yoshihiko;Kato, Hiroki;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2012, MATERIALS TRANSACTIONS, 53, 8, 1515, 1520

  DOI
• Nondestructive observation of pore structure deformation behavior of functionally graded aluminum foam by X-ray computed tomography, Hangai, Yoshihiko;Takahashi, Kazuya;Yamaguchi, Ryo;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2012, MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING, 556, 678, 684

  DOI
• Relationship between Porosity and Interface Fracture on Aluminum Foam Sandwich with Dense Steel Face Sheets Fabricated by Friction Stir Processing Route, Utsunomiya, Takao;Ishii, Nobuyuki;Hangai, Yoshihiko;Koyama, Shinji;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2012, MATERIALS TRANSACTIONS, 53, 9, 1674, 1679

  DOI
• Quantitative Evaluation of Pore Area Distribution in ADC12 Porous Aluminum by Fractal Dimensions, HANGAI Yoshihiko;TAKAHASHI Kazuya;KATO Hiroki;UTSUNOMIYA Takao;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, Aug. 2011, Journal of the Japan Institute of Metals, 75, 8, 465, 467
• Quantitative Evaluation of Porosity Effect on Fatigue Strength of High Pressure Die Cast Aluminum Alloy (Part 1, Experimental Investigation for Effect of Porosity and Casting Surface), KUWAZURU Osamu;MURATA Yozo;UTSUNOMIYA Takao;HANGAI Yoshihiko;YANO Takayuki;BIDHAR Sujit;SHIIHARA Yoshinori;KITAHARA Soichiro;YOSHIKAWA Nobuhiro, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 773, 39, 47
• Manufacturing of Sandwich Panel with Porous Aluminum/Dense Steel Plate by Friction Stir Processing Route, UTSUNOMIYA Takao;ISHII Nobuyuki;HANGAI Yoshihiko;KOYAMA Shinji;HASEGAWA Makoto;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 779, 1013, 1016
• Pore Collapsed Behavior of Porous Aluminum during Compression Process by Using X-Ray CT Nondestructive Observation, HANGAI Yoshihiko;YAMAGUCHI Ryo;TAKAHASHI Shunya;UTSUNOMIYA Takao;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 779, 1025, 1027
• Quantitative Evaluation of Porosity Effect on Fatigue Strength of High Pressure Die Cast Aluminum Alloy (Part 2, Fatigue Strength Prediction Based on Elastic Stress Field around Pores), KUWAZURU Osamu;MURATA Yozo;UTSUNOMIYA Takao;HANGAI Yoshihiko;YANO Takayuki;BIDHAR Sujit;SHIIHARA Yoshinori;KITAHARA Soichiro;YOSHIKAWA Nobuhiro, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 773, 48, 57
• Manufacturing of ADC12-A1050 Functionally Graded Porous Aluminum by Friction Stir Processing Route, HANGAI Yoshihiko;OZEKI Yuichiro;KOYAMA Shinji;UTSUNOMIYA Takao, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 775, 517, 525
• Investigation of Manufacturing Process of ADC12-A1050 Porous Aluminum by Friction Stir Processing Route, OZEKI Yuichiro;HANGAI Yoshihiko;UTSUNOMIYA Takao;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 779, 1008, 1012
• Manufacturing of Porous Aluminum Component by Using Die, UTSUNOMIYA Takao;TSUKADA Atsumi;HANGAI Yoshihiko, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 779, 1017, 1020
• Manufacturing of A1050-A6061 Functionally Graded Porous Aluminum, HANGAI Yoshihiko;OBA Yutaro;KOYAMA Shinji;HASEGAWA Makoto;UTSUNOMIYA Takao, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 779, 1021, 1024
• Equivalent Elastic Property of Cast Aluminum Alloy around Clustered Shrinkage Pores, KUWAZURU Osamu;YANO Takayuki;HANGAI Yoshihiko;UTSUNOMIYA Takao;BIDHAR Sujit;KITAHARA Soichiro;YOSHIKAWA Nobuhiro, 2011, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 77, 779, 1046, 1050
• Quantitative Evaluation of Pore Area Distribution in ADC12 Porous Aluminum by Fractal Dimensions, Hangai Yoshihiko;Takahashi Kazuya;Kato Hiroki;Utsunomiya Takao;Kitahara Soichiro;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2011, Journal of the Japan Institute of Metals and Materials, 75, 8, 465, 467
• Effects of Amounts of Blowing Agent and Contained Gases on Porosity and Pore Structure of Porous Aluminum Fabricated from Aluminum Alloy Die Casting by Friction Stir Processing Route, Utsunomiya, Takao;Takahashi, Kazuya;Hangai, Yoshihiko;Kitahara, Soichiro, 2011, MATERIALS TRANSACTIONS, 52, 6, 1263, 1268

  DOI
• Quantitative Evaluation of Pore Area Distribution in ADC12 Porous Aluminum by Fractal Dimensions, Hangai, Yoshihiko;Takahashi, Kazuya;Kato, Hiroki;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2011, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 75, 8, 465, 467
• Fabrication of A1050-A6061 Functionally Graded Aluminum Foam by Friction Stir Processing Route, Hangai, Yoshihiko;Oba, Yutaro;Koyama, Shinji;Utsunomiya, Takao, 2011, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 42A, 12, 3585, 3589

  DOI
• Compressive Properties of Porous Aluminum Fabricated by Friction Stir Processing Route without the Use of Blowing Agent Using Aluminum Alloy Die Castings, HANGAI Yoshihiko;KATO Hiroki;UTSUNOMIYA Takao;KITAHARA Soichiro, Oct. 2010, Journal of the Japan Institute of Metals, 74, 10, 697, 699
• Fabrication of Various Types of ADC12 Aluminum Alloy Die Castings Containing Different Amount of Gases and Porous Aluminum Fabricated by Friction Stir Processing, HANGAI Yoshihiko;KATO Hiroki;UTSUNOMIYA Takao;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, Sep. 2010, Journal of the Japan Institute of Metals and Materials, 74, 9, 592, 597
• Effects of Dual-Pore Interaction on Three-Dimensional Elastic Stress Concentration Factor for Die Castings, KUWAZURU Osamu;YANO Takayuki;HANGAI Yoshihiko;UTSUNOMIYA Takao;YOSHIKAWA Nobuhiro;BLDHAR Sujit, Aug. 2010, Journal of Japan Foundry Engineering Society, 82, 8, 472, 477
• Manufacturing of Functionally Graded Porous Aluminum of Dissimilar Aluminum Alloy, HANGAI Yoshihiko;KOYAMA Shinji;UTSUNOMIYA Takao;HASEGAWA Makoto, Apr. 2010, Journal of the Japan Institute of Metals, 74, 4, 285, 287
• Manufacturing of Composite Structural Material with Porous Aluminum/Dense Steel via Friction Stir Welding Route, HANGAI Yoshihiko;KOYAMA Shinji;UTSUNOMIYA Takao;HASEGAWA Makoto, Feb. 2010, 74, 2, 131, 133
• Compressive Properties of Porous Aluminum Fabricated by Friction Stir Processing Route without the Use of Blowing Agent Using Aluminum Alloy Die Castings, Hangai Yoshihiko;Kato Hiroki;Utsunomiya Takao;Kitahara Soichiro, 2010, Journal of the Japan Institute of Metals and Materials, 74, 10, 697, 699
• Manufacturing of Composite Structural Material with Porous Aluminum/Dense Steel via Friction Stir Welding Route, Hangai Yoshihiko;Koyama Shinji;Utsunomiya Takao;Hasegawa Makoto, 2010, Journal of the Japan Institute of Metals and Materials, 74, 2, 131, 133
• Manufacturing of Functionally Graded Porous Aluminum of Dissimilar Aluminum Alloy, Hangai Yoshihiko;Koyama Shinji;Utsunomiya Takao;Hasegawa Makoto, 2010, Journal of the Japan Institute of Metals and Materials, 74, 4, 285, 287
• Pore structure and compressive properties of ADC12 porous aluminum fabricated by friction stir processing, Utsunomiya Takao;Takahashi Kazuya;Hangai Yoshihiko;Kawano Shigehiro;Kuwazuru Osamu;Yoshikawa Nobuhiro, 2010, Journal of Japan Institute of Light Metals, 60, 11, 590, 595
• Effect of tool rotating rate on foaming properties of porous aluminum fabricated by using friction stir processing, Hangai, Yoshihiko;Utsunomiya, Takao;Hasegawa, Makoto, 2010, JOURNAL OF MATERIALS PROCESSING TECHNOLOGY, 210, 2, 288, 292

  DOI
• Manufacturing of Composite Structural Material with Porous Aluminum/Dense Steel via Friction Stir Welding Route, Hangai, Yoshihiko;Koyama, Shinji;Utsunomiya, Takao;Hasegawa, Makoto, 2010, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 74, 2, 131, 133
• Effects of Tool Rotating Rate and Pass Number on Pore Structure of A6061 Porous Aluminum Fabricated by Using Friction Stir Processing, Utsunomiya, Takao;Tamura, Ken-ichi;Hangai, Yoshihiko;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2010, MATERIALS TRANSACTIONS, 51, 3, 542, 547

  DOI
• Nondestructive Observation of Pore Structures of A1050 Porous Aluminum Fabricated by Friction Stir Processing, Hangai, Yoshihiko;Ozeki, Yuichiro;Kawano, Shigehiro;Utsunomiya, Takao;Kuwazuru, Osamu;Hasegawa, Makoto;Koyama, Shinji;Yoshikawa, Nobuhiro, 2010, MATERIALS TRANSACTIONS, 51, 3, 548, 552

  DOI
• Manufacturing of Functionally Graded Porous Aluminum of Dissimilar Aluminum Alloy, Hangai, Yoshihiko;Koyama, Shinji;Utsunomiya, Takao;Hasegawa, Makoto, 2010, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 74, 4, 285, 287
• Effect of the Amount of Gases on the Foaming Efficiency of Porous Aluminum Using Die Castings Fabricated by Friction Stir Processing, Hangai, Yoshihiko;Kato, Hiroki;Utsunomiya, Takao;Kitahara, Soichiro, 2010, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 41A, 8, 1883, 1886

  DOI
• Fabrication of Aluminum Foam/Dense Steel Composite by Friction Stir Welding, Hangai, Yoshihiko;Koyama, Shinji;Hasegawa, Makoto;Utsunomiya, Takao, 2010, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 41A, 9, 2184, 2186

  DOI
• Fabrication of Various Types of ADC12 Aluminum Alloy Die Castings Containing Different Amount of Gases and Porous Aluminum Fabricated by Friction Stir Processing, Hangai, Yoshihiko;Kato, Hiroki;Utsunomiya, Takao;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2010, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 74, 9, 592, 597
• Clustered Shrinkage Pores in Ill-Conditioned Aluminum Alloy Die Castings, Hangai, Yoshihiko;Kuwazuru, Osamu;Yano, Takayuki;Utsunomiya, Takao;Murata, Yozo;Kitahara, Soichiro;Bidhar, Sujit;Yoshikawa, Nobuhiro, 2010, MATERIALS TRANSACTIONS, 51, 9, 1574, 1580

  DOI
• Compressive Properties of Porous Aluminum Fabricated by Friction Stir Processing Route without the Use of Blowing Agent Using Aluminum Alloy Die Castings, Hangai, Yoshihiko;Kato, Hiroki;Utsunomiya, Takao;Kitahara, Soichiro, 2010, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 74, 10, 697, 699
• Influence of Compression Process on Amount and Morphology of Porosity in Aluminum Alloy ADC12 Die-casting Products, HANGAI Yoshihiko;AKUZAWA Isao;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro;AMADA Shigeyasu, Nov. 2009, Journal of Japan Foundry Engineering Society, 78, 11, 551, 556
• Effects of holding temperature and holding time on pore structures in porous aluminum fabricated by friction stir processing, UTSUNOMIYA Takao;OZEKI Yu-ichiro;HANGAI Yoshihiko, Nov. 2009, Journal of Japan Institute of Light Metals, 59, 11, 642, 646
• Effects of tool rotating rate and pass number on pore structures of ADC12 porous aluminum fabricated by friction stir processing, HANGAI Yoshihiko;UTSUNOMIYA Takao, Nov. 2009, Journal of Japan Institute of Light Metals, 59, 11, 647, 651
• Manufacture of Porous Aluminum Using Containing Gases Inside Aluminum Alloy Die Castings, HANGAI Yoshihiko;UTSUNOMIYA Takao, Jun. 2009, Journal of the Japan Institute of Metals and Materials, 73, 6, 484, 486
• Inhibition of air leakage of aluminum alloy die casting by compression process for porosity reduction, HANGAI Yoshihiko;KATO Yuki;KITAHARA Soichiro;UTSUNOMIYA Takao, Jun. 2009, 59, 6, 310, 311
• Influence of Compression Process for Porosity Reduction on Tensile Strength of Die Castings, HANGAI Yoshihiko;TAKAHASHI Shunya;KITAHARA Soichiro;KUWAZURU Osamu;UTSUNOMIYA Takao;YOSHIKAWA Nobuhiro, May 2009, Journal of Japan Foundry Engineering Society, 81, 5, 218, 221
• Manufacture of Porous Aluminum using ADC12 Aluminum Alloy Die Castings by Friction Stir Processing, HANGAI Yoshihiko;UTSUNOMIYA Takao, May 2009, Journal of Japan Foundry Engineering Society, 81, 5, 222, 225
• Manufacture of Porous Aluminum by Utilizing Friction Stir Processing, HANGAI Yoshihiko;UTSUNOMIYA Takao, Feb. 2009, Journal of the Japan Institute of Metals and Materials, 73, 2, 131, 133
• Bonding Behavior of Porosity Inside Aluminum Alloy Die Castings through PRPC Process(Solid Mechanics Indispensable for Automobile Engineering), HANGAI Yoshihiko;AKUZAWA Isao;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, 2009, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 75, 758, 1319, 1325
• Effects of Amount of Alumina Addition and Holding Time on Manufacture of Porous Aluminum by Utilizing Friction Stir Processing(Solid Mechanics Indispensable for Automobile Engineering), UTSUNOMIYA Takao;HANGAI Yoshihiko;OZEKI Yuichiro, 2009, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 75, 758, 1334, 1339
• Inhibition of air leakage of aluminum alloy die casting by compression process for porosity reduction, Hangai Yoshihiko;Kato Yuki;Kitahara Soichiro;Utsunomiya Takao, 2009, Journal of Japan Institute of Light Metals, 59, 6, 310, 311
• Influence of Compression Process for Porosity Reduction on Tensile Strength of Die Castings, Hangai Yoshihiko;Takahashi Shunya;Kitahara Soichiro;Kuwazuru Osamu;Utsunomiya Takao;Yoshikawa Nobuhiro, 2009, Journal of Japan Foundry Engineering Society, 81, 5, 218, 221
• Manufacture of Porous Aluminum using ADC12 Aluminum Alloy Die Castings by Friction Stir Processing, Hangai Yoshihiko;Utsunomiya Takao, 2009, Journal of Japan Foundry Engineering Society, 81, 5, 222, 225
• Fabrication of Porous Aluminum by Friction Stir Processing, Hangai, Yoshihiko;Utsunomiya, Takao, 2009, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 40A, 2, 275, 277

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• Quantitative evaluation of porosity in aluminum alloy die castings by fractal analysis of spatial distribution of area, Hangai, Yoshihiko;Kitahara, Soichiro, 2009, MATERIALS & DESIGN, 30, 4, 1169, 1173

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• Manufacture of Porous Aluminum by Utilizing Friction Stir Processing, Hangai, Yoshihiko;Utsunomiya, Takao, 2009, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 73, 2, 131, 133
• Fabrication of Porous Aluminum Using Gases Intrinsically Contained in Aluminum Alloy Die Castings, Hangai, Yoshihiko;Utsunomiya, Takao, 2009, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 40A, 6, 1284, 1287

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• Manufacture of Porous Aluminum Using Containing Gases Inside Aluminum Alloy Die Castings, Hangai, Yoshihiko;Utsunomiya, Takao, 2009, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 73, 6, 484, 486
• Foaming Conditions of Porous Aluminum in Fabrication of ADC12 Aluminum Alloy Die Castings by Friction Stir Processing, Hangai, Yoshihiko;Ozeki, Yuichiro;Utsunomiya, Takao, 2009, MATERIALS TRANSACTIONS, 50, 9, 2154, 2159

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• Nondestructive Quantitative Evaluation of Porosity Volume Distribution in Aluminum Alloy Die Castings by Fractal Analysis, Hangai, Yoshihiko;Maruhashi, Shota;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro, 2009, METALLURGICAL AND MATERIALS TRANSACTIONS A-PHYSICAL METALLURGY AND MATERIALS SCIENCE, 40A, 12, 2789, 2793

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• Quantitative evaluation of perimeter of porosity in aluminum alloy die casting, HANGAI Yoshihiko;KITAHARA Soichiro, Dec. 2008, Journal of Japan Institute of Light Metals, 58, 12, 639, 643
• Quality Engineering Investigation of Influencing Factor on Porosity Reduction Efficiency by PRPC Process, HANGAI Yoshihiko;TAKAHASHI Shunya;KITAHARA Soichiro, Jul. 2008, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 74, 743, 1040, 1041
• Improvement of Charpy Impact Strength of Aluminum Alloy Die Castings by PRPC Process, HANGAI Yoshihiko;KITAHARA Soichiro;SATO Kenji;KUWAZURU Osamu;UTSUNOMIYA Takao;YOSHIKAWA Nobuhiro, Jun. 2008, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 74, 742, 915, 916
• Fractal Analysis of Porosity Area Distribution in Die Casting Using X-ray CT Image, HANGAI Yoshihiko;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro, May 2008, Journal of Japan Foundry Engineering Society, 80, 5, 284, 289
• Quantitative evaluation of perimeter of porosity in aluminum alloy die casting, Hangai Yoshihiko;Kitahara Soichiro, 2008, Journal of Japan Institute of Light Metals, 58, 12, 639, 643
• Quantitative evaluation of porosity in aluminum die castings by fractal analysis of perimeter, Hangai, Yoshihiko;Kitahara, Soichiro, 2008, MATERIALS TRANSACTIONS, 49, 4, 782, 786

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• Evaluation of Porosity Area Distribution in Die Casting by Fractal Dimensions, HANGAI Yoshihiko;KITAHARA Soichiro, Sep. 2007, J. Japan Inst. Metals, 71, 9, 688, 692
• Compression Process for Porosity Reduction of Aluminum Alloy Die Casting Using Image-Based Finite Element Analysis, HANGAI Yoshihiko;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro;AMADA Shigeyasu, May 2007, J. Jpn. Inst. Metals, 71, 5, 458, 462
• Image-based Finite Element Evaluation of Porosity Reduction in Compression Process of Aluminum Alloy Die Castings, HANGAI Yoshihiko;KITAHARA Soichiro;KUWAZURU Osamu;YOSHIKAWA Nobuhiro;AMADA Shigeyasu, Jan. 2007, TRANSACTIONS OF THE JAPAN SOCIETY OF MECHANICAL ENGINEERS Series A, 73, 725, 159, 163
• Reduction of Gas Porosity in Die Casting by Applying Compression, Hangai Yoshihiko;Kitahara Soichiro;Amada Shigeyasu, 2007, Journal of the Japan Institute of Metals and Materials, 71, 4, 402, 406
• Compression Process for Porosity Reduction of Aluminum Alloy Die Casting Using Image-Based Finite Element Analysis, Hangai Yoshihiko;Kitahara Soichiro;Kuwazuru Osamu;Yoshikawa Nobuhiro;Amada Shigeyasu, 2007, Journal of the Japan Institute of Metals and Materials, 71, 5, 458, 462
• Evaluation of Porosity Area Distribution in Die Casting by Fractal Dimensions, Hangai Yoshihiko;Kitahara Soichiro, 2007, Journal of the Japan Institute of Metals and Materials, 71, 9, 688, 692
• Reduction of gas porosity in die casting by applying compression, Hangai, Yoshihiko;Kitahara, Soichiro;Amada, Shigeyasu, 2007, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 71, 4, 402, 406
• Compression process for porosity reduction of aluminum alloy die casting using image-based finite element analysis, Hangai, Yoshihiko;Kitahara, Soichiro;Kuwazuru, Osamu;Yoshikawa, Nobuhiro;Amada, Shigeyasu, 2007, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 71, 5, 458, 462
• Evaluation of porosity area distribution in die casting by fractal dimensions, Hangai, Yoshihiko;Kitahara, Soichiro, 2007, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 71, 9, 688, 692
• Evaluation of Pore Defects in Die Casting Using Fractal Dimensions, HANGAI Yoshihiko;YOSHIDA Shunsuke;KITAHARA Soichiro;AMADA Shigeyasu, Jul. 2006, 70, 7, 568, 571
• Reduction of porosity in aluminum alloy die castings by compression load, HANGAI Yoshihiko;KITAHARA Soichiro;AMADA Shigeyasu, Feb. 2006, 56, 2, 112, 116
• Reduction of porosity in aluminum alloy die castings by compression load, HANGAI Yoshihiko;KITAHARA Soichiro;AMADA Shigeyasu, 2006, Journal of Japan Institute of Light Metals, 56, 2, 112, 116
• Influence of Compression Process on Amount and Morphology of Porosity in Aluminum Alloy ADC12 Die-casting Products, Hangai Yoshihiko;Akuzawa Isao;Kitahara Soichiro;Kuwazuru Osamu;Yoshikawa Nobuhiro;Amada Shigeyasu, 2006, Journal of Japan Foundry Engineering Society, 78, 11, 551, 556
• Evaluation of Pore Defects in Die Casting Using Fractal Dimensions, Hangai Yoshihiko;Yoshida Shunsuke;Kitahara Soichiro;Amada Shigeyasu, 2006, Journal of the Japan Institute of Metals and Materials, 70, 7, 568, 571
• Evaluation of pore defects in die casting using fractal dimensions, Hangai, Yoshihiko;Yoshida, Shunsuke;Kitahara, Soichiro;Amada, Shigeyasu, 2006, JOURNAL OF THE JAPAN INSTITUTE OF METALS, 70, 7, 568, 571
• Pore defect control in die casting by compression loading, Hangai, Yoshihiko;Kitahara, Soichiro;Amada, Shigeyasu, 2006, MATERIALS TRANSACTIONS, 47, 9, 2363, 2367

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• Quasicontinuum Analysis of Alumina/Copper Interface, HANGAI Yoshihiko;YOSHIKAWA Nobuhiro;DMITRIEV Sergey V.;KOHYAMA Masanori;TANAKA Shingo, Feb. 2005, Journal of the Japan Institute of Metals and Materials, 69, 2, 194, 197
• Large Scale Atomistic Simulation of Cu/Al_2O_3 Interface via Quasicontinuum Analysis, HANGAI Yoshihiko;YOSHIKAWA Nobuhiro;DMITRIEV S. V.;KOHYAMA Masanori;TANAKA Shingo, Jan. 2005, 69, 1, 90, 95
• Large Scale Atomistic Simulation of Cu/Al2O3 Interface via Quasicontinuum Analysis, Hangai Yoshihiko;Yoshikawa Nobuhiro;Dmitriev S. V.;Kohyama Masanori;Tanaka Shingo, 2005, Journal of the Japan Institute of Metals and Materials, 69, 1, 90, 95
• Pore Defect Control in Die Casting by Compression Loading, Hangai Yoshihiko;Kitahara Soichiro;Amada Shigeyasu, 2005, Journal of the Japan Institute of Metals and Materials, 69, 8, 723, 726