ロイトゥファン (Tufan Roy) - マイポータル

基本情報

所属: 東北大学電気通信研究所

J-GLOBAL ID: 202101005042097832
researchmap会員ID: R000028150

研究キーワード

First-principles calculations, Heusler alloy, Shape memory property, Magnetic Tunnel Junction, Spintronics

研究分野

ナノテク・材料 / 金属材料物性 / Heusler Alloy, Spintronics, Magnetic Tunnel Junction, ab-initio calculations, Shape Memory Alloy

経歴

2017年10月 - 2018年3月

Raja Ramanna Centre for Advanced Technology, Indore, India
2018年5月 - 2021年6月

東北大学
2021年7月 - 2022年10月

東北大学
2022年11月 - 現在

東北大学先端スピントロニクス研究開発センター

学歴

2012年 - 2017年

Raja Ramanna Centre for Advanced Technology, Indore, India Doctorate
2010年 - 2012年

The University of Burdwan, India Master of Science
2007年 - 2010年

The University of Burdwan, Burdwan Raj College, India Bachelor of Science

委員歴

2020年7月 - 現在

The Japan Society of Applied Physics The Japan Society of Applied Physics

論文

Structure and magnetism in metastable bcc Co1−xMnx epitaxial films

Kazuma Kunimatsu, Tufan Roy, Jun Okabayashi, Tomoki Tsuchiya, Tomohiro Ichinose, Masahito Tsujikawa, Masafumi Shirai, Shigemi Mizukami

Journal of Magnetism and Magnetic Materials 548 168841-168841 2022年4月査読有り
Lattice Softening in Metastable bcc CoxMn100−x (001) Ferromagnetic Layers for a Strain-Free Magnetic Tunnel Junction

Kevin Elphick, Kenta Yoshida, Tufan Roy, Tomohiro Ichinose, Kazuma Kunimatsu, Tomoki Tsuchiya, Kazuya Z. Suzuki, Masahito Tsujikawa, Yasuyoshi Nagai, Shigemi Mizukami, Masafumi Shirai, Atsufumi Hirohata

Physical Review Applied 16(5) 2021年11月30日査読有り
IrCrMnZ (Z=Al, Ga, Si, Ge) Heusler alloys as electrode materials for MgO-based magnetic tunneling junctions:A ﬁrst-principles study

Tufan Roy, Masahito Tsujikawa, Masafumi Shirai

Journal of Physics D: Applied Physics 2021年11月26日査読有り筆頭著者責任著者
Structural and magnetic properties of CoIrMnAl equiatomic quaternary Heusler alloy epitaxial films designed using first-principles calculations

Ren Monma, Tufan Roy, Kazuya Suzuki, Tomoki Tsuchiya, Masahito Tsujikawa, Shigemi Mizukami, Masafumi Shirai

JOURNAL OF ALLOYS AND COMPOUNDS 868 2021年7月査読有り
Ab initio study of electronic and magnetic properties of Mn(2)RuZ/MgO (001) heterojunctions (Z = Al, Ge)

Tufan Roy, Masahito Tsujikawa, Masafumi Shirai

JOURNAL OF PHYSICS-CONDENSED MATTER 33(14) 2021年4月査読有り筆頭著者責任著者
Observation of inverse magnetocaloric effect in magnetic-field-induced austenite phase of Heusler alloys Ni50−xCoxMn31.5Ga18.5 (x=9 and 9.7)

T. Kihara, T. Roy, X. Xu, A. Miyake, M. Tsujikawa, H. Mitamura, M. Tokunaga, Y. Adachi, T. Eto, T. Kanomata

Physical Review Materials 5(3) 2021年3月23日査読有り
Magnetic tunnel junctions with metastable bcc Co3Mn electrodes

Kazuma Kunimatsu, Tomoki Tsuchiya, Tufan Roy, Kelvin Elphick, Tomohiro Ichinose, Masahito Tsujikawa, Atsufumi Hirohata, Masafumi Shirai, Shigemi Mizukami

APPLIED PHYSICS EXPRESS 13(8) 2020年8月査読有り
Experimental inspection of a computationally-designed NiCrMnSi Heusler alloy with high Curie temperature

Y. Onodera, K. Elphick, T. Kanemura, T. Roy, T. Tsuchiya, M. Tsujikawa, K. Yoshida, Y. Nagai, S. Mizukami, A. Hirohata, M. Shirai

Japanese Journal of Applied Physics 59(7) 073003-073003 2020年7月1日査読有り
Ab-initio study of electronic and magnetic properties of CoIrMnZ (Z= Al, Si, Ga, Ge) Heusler alloys

Tufan Roy, Masahito Tsujikawa, Takuro Kanemura, Masafumi Shirai

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 498 2020年3月査読有り筆頭著者責任著者
Electronic structure of Au-Sn compounds grown on Au(111)

Pampa Sadhukhan, Sajal Barman, Tufan Roy, Vipin Kumar Singh, Shuvam Sarkar, Aparna Chakrabarti, Sudipta Roy Barman

PHYSICAL REVIEW B 100(23) 2019年12月
Magnetic tunnel junctions with a B2-ordered CoFeCrAl equiatomic Heusler alloy

Tomoki Tsuchiya, Tufan Roy, Kelvin Elphick, Jun Okabayashi, Lakhan Bainsla, Tomohiro Ichinose, Kazuya Z. Suzuki, Masahito Tsujikawa, Masafumi Shirai, Atsufumi Hirohata, Shigemi Mizukami

PHYSICAL REVIEW MATERIALS 3(8) 2019年8月
Ab-initio study of X-ray absorption and X-ray magnetic circular dichroism spectra of Mn2PtGa and Co2PtGa alloys

Tufan Roy, Arup Banerjee, Rajeev Dutt, J. Nayak, M. Maniraj, S. R. Barman, Aparna Chakrabarti

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 466 143-149 2018年11月査読有り筆頭著者
Magnetic interactions and electronic structure of Pt2Mn1-xYxGa (Y = Cr and Fe) system: An ab-initio calculation

Tufan Roy, Aparna Chakrabarti

PRAMANA-JOURNAL OF PHYSICS 89(1) 2017年7月査読有り筆頭著者
Ab initio study of effect of Co substitution on the magnetic properties of Ni and Pt-based Heusler alloys

Tufan Roy, Aparna Chakrabarti

PHYSICS LETTERS A 381(16) 1449-1456 2017年4月査読有り筆頭著者責任著者
Ab initio studies on electronic and magnetic properties of X2PtGa (X=Cr, Mn, Fe, Co) Heusler alloys

Tufan Roy, Aparna Chakrabarti

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 423 395-404 2017年2月査読有り筆頭著者
Study of structural, magnetic and electronic properties of Ni-Fe-Ga based ferromagnetic shape memory alloys

Madhusmita Baral, Tufan Roy, Balaji Mondal, Aparna Chakrabarti, Tapas Ganguli

61ST DAE-SOLID STATE PHYSICS SYMPOSIUM 1832 2017年
Probing the possibility of coexistence of martensite transition and half-metallicity in Ni and Co-based full-Heusler alloys: An ab initio calculation

Tufan Roy, Dhanshree Pandey, Aparna Chakrabarti

PHYSICAL REVIEW B 93(18) 2016年5月査読有り筆頭著者
Possibility of martensite transition in Pt-Y-Ga (Y = Cr, Mn, and Fe) system: An ab-initio calculation of the bulk mechanical, electronic and magnetic properties

Tufan Roy, Aparna Chakrabarti

JOURNAL OF MAGNETISM AND MAGNETIC MATERIALS 401 929-937 2016年3月査読有り筆頭著者
Effect of substitution on elastic stability, electronic structure and magnetic property of Ni-Mn based Heusler alloys: An ab initio comparison

Tufan Roy, Markus E. Gruner, Peter Entel, Aparna Chakrabarti

JOURNAL OF ALLOYS AND COMPOUNDS 632 822-829 2015年5月査読有り筆頭著者
Temperature Dependent EXAFS Study of Chromium-Doped GaFeO3 at Gallium and Iron Edges

S. Basu, Ripandeep Singh, A. Das, T. Roy, A. Chakrabarti, A. K. Nigam, S. N. Jha, D. Bhattacharyya

The Journal of Physical Chemistry C 119(4) 2029-2037 2015年1月29日

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ロイトゥファン

基本情報

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研究分野

経歴

学歴

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