MANDAL Ruma (Mandal Ruma) - マイポータル

基本情報

所属: Tohoku University Advanced Institute for Materials Research Assistant Professor

J-GLOBAL ID: 201901018758503625
researchmap会員ID: B000374189

Postdoctoral Researcher

研究キーワード

研究分野

経歴

2020年5月 - 現在

東北大学, 材料科学高等研究所
2020年5月 - 現在

国立研究開発法人物質・材料研究機構
2016年8月 - 2020年4月

National Institute for Materials Science, Research Center for Magnetic and Spintronic Materials, Postdoctoral Researcher

学歴

2010年9月 - 2016年4月

University of Calcutta, Ph. D.
2007年 - 2009年

University of Calcutta, Master of Science
2004年 - 2007年

University of Calcutta, Bachelor of Science

委員歴

2019年 - 現在

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

受賞

2019年9月

Excellent Presentation Award, Institute of Electrical Engineers of Japan (IEEJ)

MANDAL Ruma
2014年2月

Best Poster Presentation Award, Physics and Chemistry of Materials: Computation and Experiments

MANDAL Ruma

論文

Nanoscale-Thick Ni-Based Half-Heusler Alloys with Structural Ordering-Dependent Ultralow Magnetic Damping: Implications for Spintronic Applications

Ruma Mandal, Ivan Kurniawan, Ippei Suzuki, Zhenchao Wen, Yoshio Miura, Takahide Kubota, Koki Takanashi, Tadakatsu Ohkubo, Kazuhiro Hono, Yukiko K. Takahashi

ACS APPLIED NANO MATERIALS 5(1) 569-577 2022年1月
275

Anisotropic Spin- Wave Dispersion in Two- Dimensional Ni80Fe20 Diatomic Nanodot Array

MANDAL Ruma

Journal of Magnetism and Magnetic Materials 491(165557) 2019年査読有り
Interlayer Exchange Coupling Constant in Nd-Fe-B/Ni₈₀Fe₂₀ Films by All-Optical Pump-Probe Technique

MANDAL Ruma

IEICE technical report : 信学技報 2018年3月査読有り招待有り
171

Large Perpendicular Magnetic Anisotropy in Epitaxial Fe/MgAl2O4(001) Heterosructures

MANDAL Ruma

Applied Physics Express 11(063008) 2018年査読有り
152

Micromagnetic Studies of Laserinduced Magnetization Dynamics in FePt-C Films

MANDAL Ruma

IEEE Transactions on Magnetics 54(11) 2018年査読有り
188

Tunable Angle Dependent Magnetization Dynamics in Ni80Fe20 Nanocross Structures of Varying Size

MANDAL Ruma

Physical Review Applied 10(044010) 2018年査読有り
113

Time Domain Magnetization Dynamics Study to estimate Interlayer Exchange Coupling Constant in Nd- Fe-B/Ni80Fe20 Films

MANDAL Ruma

Journal of Magnetism and Magnetic Materials 468 273-278 2018年査読有り
121

Investigation of Magnetic Damping of Tetragonally Distorted Ultrathin Fe0.5Co0.5 Epitaxial Film with High Magnetic Anisotropy

MANDAL Ruma

Applied Physics Letter 113(232406) 2018年査読有り
Investigation of magnetization dynamics in 2D Ni80Fe20 diatomic nanodot arrays

Anulekha De, Sucheta Mondal, Chandrima Banerjee, Avinash K. Chaurasiya, Ruma Mandal, Yoshichika Otani, Rajib K. Mitra, Anjan Barman

JOURNAL OF PHYSICS D-APPLIED PHYSICS 50(38) 2017年9月査読有り
89

Increased magnetic damping in ultrathin films of Co2FeAl with perpendicular anisotropy

Y. K. Takahashi, Y. Miura, R. Choi, T. Ohkubo, Z. C. Wen, K. Ishioka, R. Mandal, R. Medapalli, H. Sukegawa, S. Mitani …

APPLIED PHYSICS LETTERS 110(25) 2017年6月査読有り
94

Bias field tunable magnetic configuration and magnetization dynamics in Ni80Fe20 nano-cross structures with varying arm length

K. Adhikari, S. Choudhury, R. Mandal, S. Barman, Y. Otani, A. Barman

JOURNAL OF APPLIED PHYSICS 121(4) 2017年1月査読有り
124

Investigation of Magnetization Dynamics in Two- Dimensional Ni80Fe20 Binary Nanodot Arrays

MANDAL Ruma

Journal of Physics D: Applied Physics 50(385002) 2017年査読有り
23

Shape- and Interface-Induced Control of Spin Dynamics of Two Dimensional Bicomponent Magnonic Crystals

Samiran Choudhury, Susmita Saha, Ruma Mandal, Saswati Barman, YoshiChika Otani, Anjan Barman

ACS APPLIED MATERIALS & INTERFACES 8(28) 18339-18346 2016年7月査読有り
87

Tunable spin wave spectra in two-dimensional Ni80Fe20 antidot lattices with varying lattice symmetry

R. Mandal, S. Barman, S. Saha, Y. Otani, A. Barman

JOURNAL OF APPLIED PHYSICS 118(5) 2015年8月査読有り
85

Tunable configurational anisotropy in collective magnetization dynamics of Ni80Fe20 nanodot arrays with varying dot shapes

B. K. Mahato, S. Choudhury, R. Mandal, S. Barman, Y. Otani, A. Barman

JOURNAL OF APPLIED PHYSICS 117(21) 2015年6月査読有り
90

Configurational anisotropic spin waves in cross-shaped Ni80Fe20 nanoelements

B. K. Mahato, B. Rana, R. Mandal, D. Kumar, S. Barman, Y. Fukuma, Y. Otani, A. Barman

APPLIED PHYSICS LETTERS 102(19) 2013年5月査読有り
118

Tunable Magnonic Spectra in Two-Dimensional Magnonic Crystals with Variable Lattice Symmetry

Susmita Saha, Ruma Mandal, Saswati Barman, Dheeraj Kumar, Bivas Rana, Yasuhiro Fukuma, Satoshi Sugimoto, YoshiChika Otani, Anjan Barman

ADVANCED FUNCTIONAL MATERIALS 23(19) 2378-2386 2013年5月査読有り
99

Effect of Antidot Shape on the Spin Wave Spectra of Two- Dimensional Ni80Fe20 Antidot Lattices

MANDAL Ruma

Applied Physics Letter 103(262410) 2013年査読有り
81

Anisotropy in collective precessional dynamics in arrays of Ni80Fe20 nanoelements

B. Rana, D. Kumar, S. Barman, S. Pal, R. Mandal, Y. Fukuma, Y. Otani, S. Sugimoto, A. Barman

JOURNAL OF APPLIED PHYSICS 111(7) 2012年4月査読有り
93

Time-resolved Measurement of Spin Wave Spectra in CoO capped [Co(t)/Pt(7Å)]n-1 Co(t) multilayer systems

MANDAL Ruma

Journal of Applied Physics 111(7) 2012年4月査読有り

もっとみる

講演・口頭発表等

Tetragonally Distorted Ultrathin Fe50Co50 Epitaxial Film with High Magnetic Anisotropy and Gilbert Damping

MANDAL Ruma

International Magnetics Conference (INTERMAG), Singapore 2018年
Estimation of Interlayer Exchange Coupling Constant in Nd2Fe14B/Ni80Fe20 Thin Film : A TRMOKE Study

MANDAL Ruma

The 41st Annual Conference on Magnetics (MSJ), 2017, Fukuoka, Japan. 2017年
Time Domain Study of Magnetization Dynamics to Evaluate Interlayer Exchange Coupling Constant in Nd2Fe14B/Ni80Fe20 Films

MANDAL Ruma

62nd Annual Conference on Magnetism and Magnetic Materials (MMM), 2017, Pittsburgh, USA 2017年招待有り
Broadband Ferromagnetic Resonance Study of Spin Wave Dynamics in Two-Dimensional Filled Antidot Lattices

MANDAL Ruma

International Magnetics Conference (INTERMAG), 2015, Beijing, China 2015年
Broadband Ferromagnetic Resonance Study of Tunable Magnonic Spectra in Ni80Fe20 Antidot Lattices by Varying Lattice Symmetry

MANDAL Ruma

Annual Conference on Magnetism and Magnetic Materials (MMM), 2014, Honolulu, USA (Oral) 2014年
Effect of Antidot Shape on the Spin Wave Spectra of Two-Dimensional Ni80Fe20 Antidot Lattices

MANDAL Ruma

PCMCE, 2014, S. N. Bose Centre, Kolkata 2014年
Magnonic Spectra in Defective Ni80Fe20 Antidot Lattices with Varying Lattice Constants

MANDAL Ruma

Annual Conference on Magnetism and Magnetic Materials (MMM), 2013, Chicago, USA 2013年
Influence of Lattice Symmetry on the Magnonic Spectra in Magnetic Nanodot Lattice

MANDAL Ruma

The 2nd International Conference of the Asian Union of Magnetics Societies (ICAUMS), 2012, Nara, Japan 2012年
Micromagnetic study of the effect of magnetic defects surroundings the antidots in permalloy antidot lattices with varying lattice constants

MANDAL Ruma

The 2nd International Conference of the Asian Union of Magnetics Societies (ICAUMS), 2012, Nara, Japan 2012年
Optically induced tunable magnetization dynamics in nanoscale Co antidot lattices

MANDAL Ruma

The 19 th International Conference on Magnetism with Strongly Correlated Electron Systems (ICM), 2012, Busan, Korea 2012年
Detection of Picosecond magnetization Dynamics of 50 nm Magnonic Dots Down to the Single Nanomagnet Regime

MANDAL Ruma

The 19 th International Conference on Magnetism with Strongly Correlated Electron Systems (ICM), 2012, Busan, Korea 2012年
Transverse domain wall motion in notched ferromagnetic nanowire by spin transfer torque. A.Ganguly, R. Mandal, A. Barman and S. Barman

MANDAL Ruma

The 19 th International Conference on Magnetism with Strongly Correlated Electron Systems (ICM), 2012, Busan, Korea 2012年

共同研究・競争的資金等の研究課題

Spintronic THz Wave Emitter: an approach from Topological Weyl Semimetal Heusler alloys

日本学術振興会科学研究費助成事業若手研究 2022年4月 - 2024年3月

MANDAL Ruma