• 611 Citations
  • 14 h-Index
1987 …2018
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Research Output 1987 2018

  • 611 Citations
  • 14 h-Index
  • 123 Article
  • 4 Conference contribution
  • 1 Short survey
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Article
2018

Fabrication of Al foam with harmonic structure by Cu addition using sintering and dissolution process

Hangai, Y., Morita, T. & Utsunomiya, T., 2018 Nov 1, In : Materials Letters. 230, p. 120-122 3 p.

Research output: Contribution to journalArticle

foams
Foams
sintering
dissolving
Dissolution

Fabrication of aluminum foam core sandwich using sandwich-type foamable precursor with two face sheets by friction stir welding route

Utsunomiya, T., Otsuki, K. & Hangai, Y., 2018 Jan 1, In : Materials Transactions. 59, 6, p. 999-1004 6 p.

Research output: Contribution to journalArticle

friction stir welding
Friction stir welding
foams
Foams
routes

Fabrication of bilayer tube consisting of outer aluminum foam tube and inner dense aluminum tube by friction stir back extrusion

Hangai, Y., Otazawa, S., Utsunomiya, T., Suzuki, R., Koyama, S., Matsubara, M. & Yoshikawa, N., 2018 Jun 1, In : Materials Today Communications. 15, p. 36-42 7 p.

Research output: Contribution to journalArticle

Friction welding
Extrusion
Foams
Friction
Aluminum

Foaming of aluminum foam precursor during friction stir welding

Hangai, Y., Takada, K., Endo, R., Fujii, H., Aoki, Y. & Utsunomiya, T., 2018 Sep 1, In : Journal of Materials Processing Technology. 259, p. 109-115 7 p.

Research output: Contribution to journalArticle

Terahertz wave detectors
Friction stir welding
Foams
Aluminum
Xerogels

Forming of aluminum foam using steel mesh as die during foaming of precursor by optical heating

Hangai, Y., Amagai, K., Omachi, K., Tsurumi, N., Utsunomiya, T. & Yoshikawa, N., 2018 Dec 1, In : Optics and Laser Technology. 108, p. 496-501 6 p.

Research output: Contribution to journalArticle

Terahertz wave detectors
foaming
foams
Foams
mesh
2017
5 Citations

Aluminum alloy foam-filled aluminum tube fabricated by friction stir back extrusion and its compression properties

Hangai, Y., Otazawa, S. & Utsunomiya, T., 2017 Jan 27, (Accepted/In press) In : Composite Structures.

Research output: Contribution to journalArticle

Aluminum
Extrusion
Foams
Aluminum alloys
Compaction

Dynamic compression properties of porous aluminum with functionally graded pore structures

Hangai, Y., Suto, S., Utsunomiya, T., Kawashima, H., Kuwazuru, O. & Yoshikawa, N., 2017 Jan 1, In : Keikinzoku/Journal of Japan Institute of Light Metals. 67, 11, p. 576-581 6 p.

Research output: Contribution to journalArticle

Compression testing
Friction stir welding
Functionally graded materials
Computerized tomography
Stress-strain curves
2 Citations

Foaming behavior of aluminum foam precursor induced by friction heat generated by rotating tool used for spot friction stir welding

Hangai, Y., Takada, K., Endoh, R., Koyama, S. & Utsunomiya, T., 2017 Jan 1, In : Journal of Manufacturing Processes. 25, p. 426-431 6 p.

Research output: Contribution to journalArticle

Friction stir welding
Foams
Friction
Aluminum
Melting point
6 Citations

Functionally graded aluminum foam consisting of dissimilar aluminum alloys fabricated by sintering and dissolution process

Hangai, Y., Morita, T. & Utsunomiya, T., 2017 Jun 1, In : Materials Science and Engineering A. 696, p. 544-551 8 p.

Research output: Contribution to journalArticle

Aluminum
foams
aluminum alloys
Foams
Aluminum alloys
2016
1 Citations

Aluminum Foam-Filled Pipe Using Thin-Wall Aluminum Pipe Fabricated from Plate

Hangai, Y., Nakano, Y., Utsunomiya, T., Kuwazuru, O., Kitahara, S. & Yoshikawa, N., 2016, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 80, 6, p. 386-389 4 p.

Research output: Contribution to journalArticle

Aluminum pipe
thin walls
Aluminum
foams
Foams
1 Citations

Control of deformation behavior of aluminum foam-filled tube by introducing slit on pipe

Hangai, Y., Nakano, Y., Utsunomiya, T., Kuwazuru, O., Kitahara, S. & Yoshikawa, N., 2016, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 80, 11, p. 707-712 6 p.

Research output: Contribution to journalArticle

Aluminum
foams
slits
Foams
Pipe
3 Citations

Drop Weight Impact Behavior of Al-Si-Cu Alloy Foam-Filled Thin-Walled Steel Pipe Fabricated by Friction Stir Back Extrusion

Hangai, Y., Nakano, Y., Utsunomiya, T., Kuwazuru, O. & Yoshikawa, N., 2016 Dec 22, (Accepted/In press) In : Journal of Materials Engineering and Performance. p. 1-7 7 p.

Research output: Contribution to journalArticle

Steel pipe
Extrusion
Foams
Friction
Pipe
1 Citations

Fabrication of two layers porous aluminum varying porosity by friction powder sintering process and its compression properties

Hangai, Y., Ishihara, A., Utsunomiya, T., Kuwazuru, O. & Yoshikawa, N., 2016, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 80, 6, p. 390-393 4 p.

Research output: Contribution to journalArticle

Aluminum
Powders
sintering
Compaction
friction
3 Citations

Foaming behavior of aluminum foam precursor using only friction heat of rotating tool

Hangai, Y., Morita, T. & Utsunomiya, T., 2016, In : Materials Transactions. 57, 6, p. 1014-1016 3 p.

Research output: Contribution to journalArticle

foaming
Aluminum
foams
Foams
friction
2015
1 Citations

Deformation and plateau region of functionally graded aluminum foam by amount combinations of added blowing agent

Hangai, Y., Utsunomiya, T., Kuwazuru, O., Kitahara, S. & Yoshikawa, N., 2015, In : Materials. 8, 10, p. 7161-7168 8 p.

Research output: Contribution to journalArticle

Blowing agents
Aluminum
Foams
Porosity
Friction stir welding
15 Citations

Drop weight impact behavior of functionally graded aluminum foam consisting of A1050 and A6061 aluminum alloys

Hangai, Y., Kubota, N., Utsunomiya, T., Kawashima, H., Kuwazuru, O. & Yoshikawa, N., 2015, In : Materials Science and Engineering A. 639, p. 597-603 7 p.

Research output: Contribution to journalArticle

Aluminum
foams
aluminum alloys
Foams
Aluminum alloys
1 Citations

Empirical formulation of stress concentration factor around an arbitrary-sized spherical dual-cavity system and its application to aluminum die castings

Bidhar, S., Kuwazuru, O., Shiihara, Y., Utsunomiya, T., Hangai, Y., Nomura, M., Watanabe, I. & Yoshikawa, N., 2015 Sep 15, In : Applied Mathematical Modelling. 39, 18, p. 5707-5723 17 p.

Research output: Contribution to journalArticle

Die castings
Stress concentration
Aluminum
Crack initiation
Engines
1 Citations

Practical application of empirical formulation of the stress concentration factor around equally sized dual spherical cavities to aluminum die cast

Bidhar, S., Kuwazuru, O., Shiihara, Y., Hangai, Y., Utsunomiya, T., Watanabe, I. & Yoshikawa, N., 2015, In : Applied Mathematical Modelling. 39, 2, p. 881-893 13 p.

Research output: Contribution to journalArticle

Stress concentration
Aluminum
Curve fitting
Regression analysis
Boundary conditions
2014
18 Citations

Aluminum alloy foam core sandwich panels fabricated from die casting aluminum alloy by friction stir welding route

Hangai, Y., Kamada, H., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2014, In : Journal of Materials Processing Technology. 214, 9, p. 1928-1934 7 p.

Research output: Contribution to journalArticle

Friction stir welding
Die casting
Foams
Aluminum alloys
Aluminum

Development of a strain sensor using an oscillator circuit

Kanda, A., Utsunomiya, T. & Saitoh, A., 2014 Sep 1, In : Transactions of the Japan Society for Aeronautical and Space Sciences. 57, 5, p. 272-278 7 p.

Research output: Contribution to journalArticle

oscillators
sensor
Networks (circuits)
sensors
strain gages
27 Citations

Fabrication and compression properties of functionally graded foam with uniform pore structures consisting of dissimilar A1050 and A6061 aluminum alloys

Hangai, Y., Saito, K., Utsunomiya, T., Kuwazuru, O. & Yoshikawa, N., 2014 Sep 8, In : Materials Science and Engineering A. 613, p. 163-170 8 p.

Research output: Contribution to journalArticle

Pore structure
foams
aluminum alloys
Foams
Aluminum alloys
11 Citations

Fabrication of aluminum foam-filled thin-wall steel tube by friction welding and its compression properties

Hangai, Y., Saito, M., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2014, In : Materials. 6, 9, p. 6796-6810 15 p.

Research output: Contribution to journalArticle

Friction welding
Steel
Aluminum
Foams
Compaction

Image-based finite element analysis of porous aluminum and its accuracy examination

Kuwazuru, O., Utsunomiya, T., Hangai, Y. & Myojo, T., 2014, In : Keikinzoku/Journal of Japan Institute of Light Metals. 64, 11, p. 551-556 6 p.

Research output: Contribution to journalArticle

Aluminum
Stress-strain curves
Pore structure
Finite element method
Plastics
Aluminum
Tomography
Foams
X rays
Friction stir welding
1 Citations

Precision enhancement of image-based finite element analysis using cubic element

Kuwazuru, O., Utsunomiya, T., Hangai, Y. & Sasaki, T., 2014, In : Keikinzoku/Journal of Japan Institute of Light Metals. 64, 11, p. 613-614 2 p.

Research output: Contribution to journalArticle

Finite element method
4 Citations

Tensile properties and fracture behavior of aluminum alloy foam fabricated from die castings without using blowing agent by friction stir processing route

Hangai, Y., Kamada, H., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2014, In : Materials. 7, 3, p. 2382-2394 13 p.

Research output: Contribution to journalArticle

Die castings
Blowing agents
Tensile properties
Foams
Aluminum alloys
2013
2 Citations

Compression properties of Al/Al-Mg-Si/Al-Si-Cu alloy Three-Layered functionally graded aluminum foam

Saito, K., Hangai, Y., Utsunomiya, T., Kuwazuru, O., Kitahara, S. & Yoshikawa, N., 2013 Oct, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 77, 10, p. 430-434 5 p.

Research output: Contribution to journalArticle

Aluminum
foams
Foams
aluminum
Pore structure
16 Citations

Compression properties of Al/Al-Si-Cu alloy functionally graded aluminum foam fabricated by friction stir processing route

Hangai, Y., Saito, K., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2013, In : Materials Transactions. 54, 3, p. 405-408 4 p.

Research output: Contribution to journalArticle

Aluminum
foams
Foams
Compaction
friction
8 Citations

Compression properties of three-layered functionally graded ADC12 aluminum foam fabricated by friction stir welding

Hangai, Y., Kamada, H., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2013, In : Materials Transactions. 54, 8, p. 1268-1273 6 p.

Research output: Contribution to journalArticle

friction stir welding
Friction stir welding
Aluminum
foams
Foams
14 Citations

Deformation behavior estimation of aluminum foam by X-ray CT image-based finite element analysis

Hangai, Y., Yamaguchi, R., Takahashi, S., Utsunomiya, T., Kuwazuru, O. & Yoshikawa, N., 2013 Apr, In : Metallurgical and Materials Transactions A: Physical Metallurgy and Materials Science. 44, 4, p. 1880-1886 7 p.

Research output: Contribution to journalArticle

Aluminum
foams
Tomography
Foams
tomography
1 Citations

Estimation of plateau stress of porous aluminum based on mean stress on maximum-porosity cross section

Utsunomiya, T., Yamaguchi, R., Hangai, Y., Kuwazuru, O. & Yoshikawa, N., 2013, In : Materials Transactions. 54, 7, p. 1182-1186 5 p.

Research output: Contribution to journalArticle

Aluminum
plateaus
Porosity
aluminum
porosity
2 Citations

Fabrication and tensile property of sandwich panel with ADC12 foam core by friction stir processing route

Utsunomiya, T., Ishii, N., Hangai, Y., Koyama, S., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2013 Sep, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 77, 9, p. 385-390 6 p.

Research output: Contribution to journalArticle

tensile properties
Aluminum
Tensile properties
foams
Foams

Fabrication of functionally graded porous aluminum of three layer structure fabricated by different aluminum alloys

Saito, K., Hangai, Y., Utsunomiya, T., Kuwazuru, O., Yoshikawa, N. & Kitahara, S., 2013, In : Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A. 79, 804, p. 1088-1092 5 p.

Research output: Contribution to journalArticle

Aluminum
Aluminum alloys
Fabrication
Pore structure
Friction stir welding

Observation of the fracture behavior in A1050-ADC12 functionally graded porous aluminum under impact compression

Kubota, N., Saito, K., Hangai, Y., Utsunomiya, T., Ishima, T., Kawashima, H., Kuwazuru, O. & Yoshikawa, N., 2013, In : Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A. 79, 804, p. 1076-1078 3 p.

Research output: Contribution to journalArticle

Aluminum
Compaction
Energy absorption
Friction
Processing
2012
11 Citations

Effects of Porosity and Pore structure on Compression Properties of Blowing-Agent-Free Aluminum Foams Fabricated from Aluminum Alloy Die Castings

Hangai, Y., Kato, H., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2012 Aug 1, In : Materials Transactions. 53, p. 1515-1520

Research output: Contribution to journalArticle

16 Citations

Fabrication and tensile tests of aluminum foam sandwich with dense steel face sheets by friction stir processing route

Hangai, Y., Ishii, N., Koyama, S., Utsunomiya, T., Kuwazuru, O. & Yoshikawa, N., 2012, In : Materials Transactions. 53, 4, p. 584-587 4 p.

Research output: Contribution to journalArticle

Steel
tensile tests
Aluminum
foams
Foams

Fabrication of ADC12 porous aluminum with graded porosities and pore structures

Utsunomiya, T., Takahashi, K., Kato, H., Hangai, Y., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2012, In : Keikinzoku/Journal of Japan Institute of Light Metals. 62, 7, p. 278-284 7 p.

Research output: Contribution to journalArticle

Pore structure
Aluminum
Porosity
Fabrication
Friction
4 Citations

Fabrication of composite structural material with ADC12 porous aluminum and dense steel by friction stir welding route

Hangai, Y., Ishii, N., Koyama, S., Utsunomiya, T. & Kitahara, S., 2012 May, In : Nippon Kinzoku Gakkaishi/Journal of the Japan Institute of Metals. 76, 5, p. 349-354 6 p.

Research output: Contribution to journalArticle

friction stir welding
Friction stir welding
Steel
Aluminum
routes
47 Citations

Fabrication of functionally graded aluminum foam using aluminum alloy die castings by friction stir processing

Hangai, Y., Takahashi, K., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2012 Feb 1, In : Materials Science and Engineering A. 534, p. 716-719 4 p.

Research output: Contribution to journalArticle

Die castings
Aluminum
foams
aluminum alloys
Foams
65 Citations

Nondestructive observation of pore structure deformation behavior of functionally graded aluminum foam by X-ray computed tomography

Hangai, Y., Takahashi, K., Yamaguchi, R., Utsunomiya, T., Kitahara, S., Kuwazuru, O. & Yoshikawa, N., 2012 Oct 30, In : Materials Science and Engineering A. 556, p. 678-684 7 p.

Research output: Contribution to journalArticle

Pore structure
Aluminum
foams
Tomography
Foams
4 Citations

Relationship between porosity and interface fracture on aluminum foam sandwich with dense steel face sheets fabricated by friction stir processing route

Utsunomiya, T., Ishii, N., Hangai, Y., Koyama, S., Kuwazuru, O. & Yoshikawa, N., 2012, In : Materials Transactions. 53, 9, p. 1674-1679 6 p.

Research output: Contribution to journalArticle

Steel
Aluminum
foams
Foams
friction
2011
13 Citations
Blowing agents
Die casting
blowing
Pore structure
Aluminum
1 Citations

Equivalent elastic property of cast aluminum alloy around clustered shrinkage pores

Kuwazuru, O., Yano, T., Hangai, Y., Utsunomiya, T., Bidhar, S., Kitahara, S. & Yoshikawa, N., 2011, In : Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A. 77, 779, p. 1046-1050 5 p.

Research output: Contribution to journalArticle

Aluminum alloys
Elastic constants
Stress concentration
Volume fraction
Porosity
17 Citations
Aluminum
foams
Foams
friction
routes
Aluminum
Friction
Processing
Porosity
Fabrication

Manufacturing of A1050-A6061 functionally graded porous aluminum

Hangai, Y., Oba, Y., Koyama, S., Hasegawa, M. & Utsunomiya, T., 2011, In : Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A. 77, 779, p. 1021-1024 4 p.

Research output: Contribution to journalArticle

Aluminum
Friction
Blowing agents
Energy absorption
Processing

Manufacturing of porous aluminum component by using die

Utsunomiya, T., Tsukada, A. & Hangai, Y., 2011, In : Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A. 77, 779, p. 1017-1020 4 p.

Research output: Contribution to journalArticle

Aluminum
Friction
Pore structure
Processing
Porosity
1 Citations

Manufacturing of sandwich panel with porous aluminum/dense steel plate by friction stir processing route

Utsunomiya, T., Ishii, N., Hangai, Y., Koyama, S., Hasegawa, M., Kuwazuru, O. & Yoshikawa, N., 2011, In : Nihon Kikai Gakkai Ronbunshu, A Hen/Transactions of the Japan Society of Mechanical Engineers, Part A. 77, 779, p. 1013-1016 4 p.

Research output: Contribution to journalArticle

Steel
Aluminum
Friction
Processing
Blowing agents

Multiscale Modeling and Analysis of Die Cast Aluminum Alloy to Consider Clustered Shrinkage Pores

Kuwazuru, O., Yano, T., Hangai, Y., Utsunomiya, T., Bidhar, S., Shiihara, Y., Kitahara, S. & Yoshikawa, N., 2011 Sep 21, In : International Conference on Advanced Technology in Experimental Mechanics 2011, ATEM’ 11, Abstract Book. p. 226

Research output: Contribution to journalArticle