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HASEGAWA Yasuhiro

■Faculty: Graduate School of Science and Engineering ■TEL:
■Position: Associate Professor  General Manager, International Planning Office ■FAX:
■Address: 255 Shimo-Okubo, Sakura-ku, Saitama City, Saitama 338-8570, JAPAN ■Mail Address:
■Web site:

Profile

Assigned Class

Faculty of Engineering
International Planning Office

Research

Books, Articles, etc.

Articles
Electrical nanocontact between bismuth nanowire edges and electrodes
,Journal of Electronic Materials,39:1536-1542 2010
Masayuki Murata, Daiki Nakamura and Yasuhiro Hasegawa, Takashi Komine, Daisuke Uematsu, Shinichiro Nakamura and Takashi Taguchi

High-precision temperature control and stabilization using a cryocooler
,Review of Scientific Instruments,81:094901 1-4 2010
Yasuhiro Hasegawa, Daiki Nakamura, Masayuki Murata, HiroyaYamamoto,Takashi Komine

Numerical analysis of effective thermal conductivity in microwire array element
,Journal of Electronic Materials,39:1606-1610 2010
T. Komine, M. Kuraishi, T. Teramoto, R. Sugita, Y. Hasegawa, M. Murata, and D. Nakamura

Thermoelectric properties of a 593 nm individual bismuth nanowire prepared using a quartz template
,Journal of Electronic Materials,39:1960-1965 2010
Daiki Nakamura, Masayuki Murata, Yasuhiro Hasegawa, Takashi Komine, Daisuke Uematsu, Shinichiro Nakamura, Takashi Taguchi

Mean free path limitation of thermoelectric properties of bismuth nanowire
,Journal of Applied Physics,105(11):113706 1-9 200906
M. Murata;D. Nakamura;Y. Hasegawa;T. Komine;T. Taguchi;S. Nakamura;C. M. Jaworski;V. Jovovic;J. P. Heremans
電子ジャーナル Web Of Science

Mean free path limitation of thermoelectric properties on bismuth nano-wire
American Institute of Physics,Journal of Applied Physics (Selected for the June 15, 2009 issue of Virtual Journal of Nanoscale Science & Technology),105(11):113706 1-9 2009
Masayuki Murata, Daiki Nakamura, Yasuhiro Hasegawa, Takashi Komine, Takashi Taguchi and Shinichiro Nakamura, Christopher M.Jaworski, Vladimir Jovovic and Joseph P.Heremans

Mobility estimation in micro-sized bismuth wire arrays
American Institute of Physics,Journal of Applied Physics,105(10):103715 1-7 2009
Yasuhiro Hasegawa, Masayuki Murata and Daiki Nakamura, Takashi Komine, Takashi Taguchi and Shinichiro Nakamura

Reducing thermal conductivity of thermoelectric materials by using a narrow wire geometry
American Institute of Physics,Journal of Applied Physics,106(6):063703 1-7 2009
Yasuhiro Hasegawa, Masayuki Murata and Daiki Nakamura, Takashi Komine

Thermoelectric properties of bismuth micro/nano wire array elements pressured into a quartz mold
Springer,Journal of Electronic Materials,38(7):944-949 2009
Yasuhiro HASEGAWA, Masayuki MURATA, Daiki NAKAMURA, Takashi TAGUCHI, Shinichiro NAKAMURA

Thermoelectric properties of bismuth nanowires in a quartz template
American Institute of Physics,Applied Physics Letters (Selected for the May 25, 2009 issue of Virtual Journal of Nanoscale Science & Technology),94(19):192104 1-3 2009
Masayuki Murata, Daiki Nakamura, Yasuhiro Hasegawa, Takashi Komine, Takashi Taguchi and Shinichiro Nakamura, Vladimir Jovovic and Joseph P.Heremans

Influence of the band structure of BiSb alloy on the magneto-Seebeck coefficient
,Journal of Applied Physics,104(5):6 200809
Takayuki Teramoto;Takashi Komine;Shinji Yamamoto;Masahiro Kuraishi;Ryuji Sugita;Yasuhiro Hasegawa;Hiroaki Nakamura
電子ジャーナル Web Of Science

量子効果を期待したナノワイヤー構造熱電変換素子の特性評価
埼玉大学総合研究機構,総合研究機構研究プロジェクト研究成果報告書(6 (平成19年度)) 200809
長谷川靖洋
リポジトリ

Evaluation of Thermoelectric Properties in Bi-Microwires by the Harman Method
,Japanese Journal of Applied Physics,47(5):3576-3580 200805
Hideo Iwasaki;Hiroyuki Morita;Yasuhiro Hasegawa
電子ジャーナル Web Of Science

Numerical analysis of the magneto-Seebeck effect of bismuth with anisotropic band structure
,Journal of Applied Physics,103(4):6 200802
Takayuki Teramoto;Takashi Komine;Masahiro Kuraishi;Ryuji Sugita;Yasuhiro Hasegawa;Hiroaki Nakamura
電子ジャーナル Web Of Science

Power factor enhancement in a magnetic field using polycrystalline bismuth microwire arrays
,Journal of Applied Physics,102(7):073701 1-5 200710
ISBN:Artn 073539, 10.1063/1.2785003
Y. Hasegawa;H. Nakano;H. Morita;T. Komine;H. Okumura;H. Nakamura
Web Of Science

Aspect ratio dependence of magnetoresistivity in polycrystalline bismuth microwire arrays
,Journal of Applied Physics,101(3):033704 1-5 200702
ISBN:Artn 033704, 10.1063/1.2432876
Y. Hasegawa;H. Nakano;H. Morita;A. Kurokouchi;K. Wada;T. Komine;H. Nakamura
Web Of Science

ナノワイヤーアレイ構造熱電変換素子開発に向けた基盤整備
埼玉大学総合研究機構,総合研究機構研究プロジェクト研究成果報告書(5 (平成18年度)):155-156 2007
長谷川靖洋
Fabricating preparation for nanowire array structure thermoelectric material
リポジトリ

Biマイクロワイヤーアレイ素子の抵抗率及びゼーベック係数の計測<論文>
埼玉大学工学部,埼玉大学紀要, 工学部, 第1部論文集,39:81-85 200607
石川最朗、長谷川靖洋
Resistivity and Seebeck coefficient measurements of a bismuth microwire array
リポジトリ

A method for analysis of carrier density and mobility in polycrystalline bismuth
,Physica B-Condensed Matter,382(1-2):140-146 200601
Y. Hasegawa;Y. Ishikawa;T. Saso;H. Shirai;H. Morita;T. Komine;H. Nakamura
電子ジャーナル Web Of Science

ペルチェ効果を用いたCPU冷却用薄膜の開発
埼玉大学総合研究機構,総合研究機構研究プロジェクト研究成果報告書(4 (平成17年度)) 2006
長谷川靖洋
リポジトリ

Reduction of contact resistance at terminations of bismuth wire arrays
,Review of Scientific Instruments,76(11):113902 1-4 200511
ISBN:Artn 113902, 10.1063/1.2126952
Y. Hasegawa;Y. Ishikawa;H. Shirai;H. Morita;A. Kurokouchi;K. Wada;T. Komine;H. Nakamura
Web Of Science

Resistivity and Seebeck coefficient measurements of a bismuth microwire array
,Physica B-Condensed Matter,368(1-4):163-167 200511
Y. Ishikawa;Y. Hasegawa;H. Morita;A. Kurokouchi;K. Wada;T. Komine;H. Nakamura
Web Of Science

Micromagnetic Analysis of a Magnetic Domain Wall in 2-D and 4-D Nanocontacs
,Ieee Transactions on Magnetics,41(10):2586-2588 200510
T. Komine;T. Takahashi;S. Ishii;R. Sugita;T. Muranoi;Y. Hasegawa
電子ジャーナル Web Of Science

Micromagnetic calculation of the magnetization process in nanocontacts
,Journal of Applied Physics,97(10):10C508 1-3 200505
ISBN:Artn 10c508, 10.1063/1.1850856
T. Komine;T. Takahashi;R. Sugita;T. Muranoi;Y. Hasegawa
Web Of Science

Electronic transport properties of a bismuth microwire array in a magnetic field
,Journal of Applied Physics,97(8):083907 1-6 200504
ISBN:Artn 083907, 10.1063/1.1865342
Y. Hasegawa;Y. Ishikawa;H. Morita;T. Komine;H. Shirai;H. Nakamura
Web Of Science

Investigation of physical and electric properties of silver pastes as a binder for thermoelectric materials
,Review of Scientific Instruments,76(2):023907 1-5 200502
ISBN:Artn 023907, 10.1063/1.1844691
A. Suzuki;Y. Hasegawa;Y. Ishikawa;T. Komine;H. Morita;H. Shirai
Web Of Science

Synthesis of novel p-type nanocrystalline Si prepared from SiH2Cl2 and SiCl4 for window layer of thin film Si solar cell
,Japanese Journal of Applied Physics Part 1-Regular Papers Short Notes & Review Papers,43(9A):5960-5966 200409
Y. Ikeda;T. Ito;Y. L. Li;M. Yamazaki;Y. Hasegawa;H. Shirai
電子ジャーナル Web Of Science

Magneto-Seebeck coefficient of a bismuth microwire array in a magnetic field
,Applied Physics Letters,85(6):917-919 200408
Y. Hasegawa;Y. Ishikawa;T. Komine;T. E. Huber;A. Suzuki;H. Morita;H. Shirai
電子ジャーナル Web Of Science

Rf microplasma jet at atmospheric pressure: characterization and application to thin film processing
,Journal of Physics D-Applied Physics,37(11):1537-1543 200406
T. Kikuchi;Y. Hasegawa;H. Shirai
電子ジャーナル Web Of Science

Numerical Calculation of Magneto-Seebeck Coefficient of Bismuth under a Magnetic Field
,Japanese Journal of Applied Physics Part 1-Regular Papers Short Notes & Review Papers,43(1):35-42 200401
Y. Hasegawa;T. Komine;Y. Ishikawa;A. Suzuki;H. Shirai
電子ジャーナル Web Of Science

Peltier current lead experiment and their applications for superconducting magnets
,Review of Scientific Instruments,75(1):207-212 200401
S. Yamaguchi;T. Yamaguchi;K. Nakamura;Y. Hasegawa;H. Okumura;K. Sato
電子ジャーナル Web Of Science

超電導コイルにおける偏流特性と鉄芯法によるその抑制
電気学会,電気学会論文誌B(電力・エネルギー部門誌),123-B(6):759 2003
大瀧直浩、中村圭二、山口作太郎、野村新一、二ノ宮晃、佐藤利和、長谷川靖洋、花井哲

Reduction of heat leak in cryogenic system using Peltier Current leads
,Cryogenics,42(8):495-500 2002
Y. Hasegawa, K. Sato, H. Okumura, K. Nakamura, S. Yamaguchi, K. Miyake
電子ジャーナル Web Of Science

Required accuracy of inductance measurement for current imbalance phenomena
,Cryogenics,41:705-712 2001
S. Yamaguchi, S. Takayama, Y. Hasegawa, A. Ninomiya, K. Nakamura, H. Okumura, Ryu Shimada
電子ジャーナル Web Of Science

Seebeck coefficient measurement of BiSb single crystal in a magnetic field
,IEEE The componets, Packing and Manufacturing Technology Society, Proc. 19th Int. Conf. Thermoelectrics :356-359 2001
Y. Hasegawa, T. Oike, H. Okumura, N. Sato, S. Yamaguchi, S. Takayama,

Shape effect of resistance and thermoelectric power for BiSb in a magnetic field
,IEEE The componets, Packing and Manufacturing Technology Society, Proc. 18th Int. Conf. Thermoelectrics:241-244 2000
Y. Hasegawa, H. Okumura, N. Kondo, N. Shuto, S. Yamaguchi, N. Sato
April 1999-March 2000

EXPERIMENTAL AND THEORETICAL STUDY OF ION REFLECTION FOR NEW DIAGNOSTIC METHOD OF ION ENERGY DISTRIBUTION IN EDGE PLASMA, 共著
,Plasmas Devices and Operation,7:149-156 1999
Y. Hasegawa, S. Masuzaki et al.
電子ジャーナル Web Of Science

Study on Energy Distribution of Reflected Particles from Plasma Facing Materials
,Journal of Nuclear Materials,266-269:1072-1077 1999
Y. Hasegawa, S. Masuzaki et al.
電子ジャーナル Web Of Science

Simulation Study for New Diagnostic Method of Ion Energy Distribution in Edge Plasma
,Journal of Plasma and Fusion Research SERIES,1:390-393 1998
Y. Hasegawa, S. Masuzaki et al.

Presentation
GM冷凍機における精密温度制御 (2) リアルタイム測定とその解析
2010年秋季低温工学･超電導学会 201011
中村 太紀, 常見 文昭, 長谷川 靖洋, 村田 正行, 山本 浩也,小峰 啓史

直径500nm級のBiナノワイヤｰ熱電変換 素子の開発と評価
第七回日本熱電学会学術講演会 201008
村田正行,中村太紀,山本浩也,長谷川靖洋,小峰啓史

Crystal orientation and transport property of a 633 nm-diameter individual Bi nano- wire
29th International Conference on Thermoelectrics 201005
Y. Hasegawa, M. Murata, D. Nakamura, H. Yamamoto, T. Komine, S. Nakamura, T. Taguchi

Numerical study of effect of scattering process on transport properties in Bi nanowire
29th International Conference on Thermoelectrics 201005
Y. Ichige, T. Matsumoto, T. Komine, R.Sugita, T. Aono, M. Murata, D. Nakamura, Y. Hasegawa

Numerical study of effect of surface potential on transport properties in Bi nanowires
29th International Conference on Thermoelectrics 201005
T.Matsumoto, Y. Ichige, T. Komine, R. Sugita, T. Aono, M. Murata, D. Nakamura, Y. Hasegawa

Preparation for Hall measurement of bismuth nanowire encased in quartz template using focused ion beam processing
29th International Conference on Thermoelectrics 201005
M. Murata, D. Nakamura, H. Yamamoto, Y. Hasegawa, T. Komine, S. Nakamura, T. Taguchi, T. Kobayashi

Temperature distribution in two-dimensional electron gases under a strong magnetic field
29th International Conference on Thermoelectrics 201005
N. Hirayama, A. Endo, K. Fujita, Y. Hasegawa, N. Hatano, H. Nakamura, R. Shirasaki

GM冷凍機における精密温度制御
2010年春季 低温工学･超電導学会 201005
中村 太紀, 長谷川 靖洋, 村田 正行, 山本 浩也

Biナノワイヤｰにおける熱電特性の結晶方向依存性
第57回応用物理学関係連合講演会 201003
村田正行,中村太紀,山本浩也,長谷川靖洋,小峰啓史

Biナノワイヤｰにおける表面ポテンシャルがナノワイヤｰ輸送特性に及ぼす影響
第57回応用物理学関係連合講演会 201003
松本 剛,市毛雄基,池谷政洋,小峰啓史,杉田龍二,青野友佑,村田正行,中村太紀,長谷川靖洋

Biナノワイヤｰにおける輸送特性の有効質量依存性
第57回応用物理学関係連合講演会 201003
市毛雄基,松本剛,池谷政洋,小峰啓史,杉田龍二,青野友祐,村田正行,中村太紀,長谷川靖洋

GM冷凍機の高精度温度安定法
第57回応用物理学関係連合講演会 201003
中村太紀,長谷川靖洋,村田正行,山本浩也,小峰啓史

ナノワイヤｰ形状での熱電材料の熱伝導率変化
第57回応用物理学関係連合講演会 201003
長谷川靖洋,村田正行,中村太紀,山本浩也,小峰啓史

石英テンプレートを用いた500nm級シングルBiナノワイヤーの熱電特性
第70回応用物理学会学術講演会 200909
中村太紀、村田正行、長谷川靖洋、小峰啓史、植松大輔、中村真一郎、田口隆志

ガラス充填ビスマスナノワイヤの作製とその結晶性
第6回日本熱電学会学術講演会 200908
田口隆志、中村真一郎、伊神裕登、中村太紀、村田正行、長谷川靖洋

Numerical analysis of effective thermal conductivity in microwire array element
28th International Conference on Thermoelectrics 200907
Takashi Komine, Masahiko Kuraishi, Takayuki Teramoto, Ryuji Sugita, Yasuhiro Hasegawa, Masayuki Murata, Daiki Nakamura,

A technique how to contact between bismuth nano-wire edge and electrodes
28th International Conference on Thermoelectrics 200907
Masayuki Murata, Daiki Nakamura, Yasuhiro Hasegawa, Takashi Komine, Daisuke Uematsu, Shinichiro Nakamura Takashi Taguchi

Thermoelectric properties of 500nm-order individual bismuth nano-wire using quartz template
28th International Conference on Thermoelectrics 200907
Daiki Nakamura,Masayuki Murata, Yasuhiro Hasegawa, Takashi Komine, Daisuke Uematsu, Shinichiro Nakamura Takashi Taguchi

Biナノワイヤーにおける表面ポテンシャルがナノワイヤー輸送特性に及ぼす影響
第57回応用物理学関係連合講演会 200903
松本剛、市毛雄基、池谷政洋、小峰啓史、杉田龍二、青野友佑、村田正行、中村太紀、長谷川靖洋

Biナノワイヤーにおける輸送特性の有効質量依存性
第57回応用物理学関係連合講演会 200903
市毛雄基、松本剛、池谷政洋、小峰啓史、杉田龍二、青野友祐、村田正行、中村太紀、長谷川靖洋