研究実績

報道

2020年11月24日  日経産業 『振動で発電、電力10倍の材料』

2020年11月19日  日刊工業 『衝撃発電高効率に 軽金属複合材料を開発』

2020年11月18日  鉄鋼新聞 『衝撃で発電する複合材開発 磁歪ワイヤとアルミ合金で』

2020年11月10日  山形新聞 『振動発電の新材料開発』
特許

特許第7099257号
発明者:稲見規夫、村澤剛
発明の名称:金属構造体の製造方法
出願人:トヨタ自動車株式会社(2022年7月12日)
(国際特許:US-B2-011437009(米国)、CN-B-111136273(中国))

出願番号:2021-030335
発明者:村澤剛、佐竹忠明
発明の名称:鈴構造を有する多孔質金属構造体及びその製造方法
出願人:国立大学法人山形大学

出願番号:2018-207498
発明者:村澤剛、稲見規夫
発明の名称:独立空孔を有するアルミニウム構造体を製造する方法
出願人:トヨタ自動車株式会社

公開番号:2014-005495
発明者:幕田寿典、村澤剛
発明の名称:中空構造を有する金属材料
出願人:幕田寿典、村澤剛

公開番号:2012-132034
発明者:幕田寿典、村澤剛
発明の名称:中空構造を有する金属材料、金属粒子およびその製造方法
出願人:幕田寿典、村澤剛
主要論文

G. Murasawa, A. Takahashi, H. Ikeda and T. Satake,
Deformation Twinning Arising in Single-Crystal, Bicrystal and Polycrystal on Commercially Pure Titanium Plate
Experimental Mechanics (2022)
https://doi.org/10.1007/s11340-022-00873-3

M. Seino, L. Jiang, Z. Yang, K. Katabira, T. Satake,
F. Narita and G. Murasawa
Impact energy harvesting by Fe-Co fiber reinforced Al-Si matrix composite
Materialia (2020)
https://doi.org/10.1016/j.mtla.2020.100644

N. YAMADA, A. SHIRATORI and G. MURASAWA,
Poly(vinylidene fluoride) film printing system using solution droplet casting
Smart Materials and Structures (2019)
https://doi.org/10.1088/1361-665X/ab0842

YAMADA N, Murasawa G.,
Film Fabrication Using Poly(Vinylidene Fluoride) Solution Droplet
J Mater Eng Perform (2017)
https://doi.org/10.1007/s11665-017-2645-3

Murasawa G, Yeduru SR, Kohl M
Macroscopic inhomogeneous deformation behavior arising in single crystal Ni–Mn–Ga foils under tensile loading
Optics and Lasers in Engineering (2016)
https://doi.org/10.1016/j.optlaseng.2015.12.014

G. MURASAWA, R. TAKAHASHI, T. MORIMOTO and S. YONEYAMA,
Inhomogeneous Deformation Twinning Measurement Using Digital Image Correlation and Acoustic Emission
Experimental Mechanics (2015)
https://doi.org/10.1007/s11340-014-9922-y

G. MURASAWA, T. MORIMOTO and S. YONEYAMA,
Nucleation and Growth Behavior of Twin Region Around Yield Point of Polycrystalline Pure Ti
Experimental Mechanics (2012)
https://doi.org/10.1007/s11340-011-9508-x

G. MURASAWA, T. MAKUTA and H. CHO,
Fabrication of Salami-type Porous Metal and Its High Attenuation Characteristic
Scripta Materialia (2011)
https://doi.org/10.1016/j.scriptamat.2011.07.045

G. MURASAWA, A. NISHIOKA, K. MIYATA, T. KODA and H. CHO,
Electrically Excited Oscillation and Crystalline Structure of Nano-clay/poly(vinylidene fluoride) Composite Film
Journal of Intelligent Material Systems and Structures (2011)
https://doi.org/10.1177/1045389X11425283

T. ARIKAWA, G. MURASAWA and S. YONEYAMA,
Accurate Displacement Field Measurement with Scanning Electron Microscope Imaging
The Journal of Strain Analysis for Engineering Design (2011)
https://doi.org/10.1177/0309324711405751

G. MURASAWA, S. YONEYAMA, K. MIYATA, A. NISHIOKA and T. KODA,
Finite Element Analysis and Experimental Measurement of Deformation Behavior for NiTi Plate with Stress Concentration Part under Uniaxial Tensile Loading
Strain (2011)
https://doi.org/10.1111/j.1475-1305.2009.00698.x

G. MURASAWA, H. CHO and K. OGAWA,
Nonlinear Electric Reaction Arising in Dry Bone Subjected to 4-point Bending
Mechanics of Materials (2009)
https://doi.org/10.1016/j.mechmat.2009.02.006

G. MURASAWA, K. KITAMURA, S. YONEYAMA, S. MIYAZAKI, K. MIYATA, A. NISHIOKA and T. KODA,
Macroscopic Stress-strain Curve, Local Strain Band Behavior and the Texture of NiTi Thin Sheet
Smart Materials and Structures (2009)
https://doi.org/10.1088/0964-1726/18/5/055003

G. MURASAWA, S. YONEYAMA and T. SAKUMA,
Nucleation, Bifurcation and Propagation of Local Deformation Arising in NiTi Shape Memory Alloy
Smart Materials and Structures (2007)
https://doi.org/10.1088/0964-1726/16/1/020

G. MURASAWA, K. TOHGO and H. ISHII,
The effect of fiber volume fraction and aspect ratio on creating of internal stress in matrix and deformation for short-fiber shape memory alloy composite
Smart Materials and Structures (2006)
https://doi.org/10.1088/0964-1726/15/1/032

G. MURASAWA, K. TOHGO and H. ISHII,
Deformation Behavior of NiTi/Polymer Shape Memory Alloy Composites-Experimental Verifications
Journal of Composite Materials (2004)
https://doi.org/10.1177/0021998304040553


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