中国科学院卡弗里理论科学研究所

Bo Gu       （顾波）

Position

Associate Professor (2018-present)

Research Focus

Diluted Magnetic Semiconductors

•   Conventional type: (Ga, Mn)As, (Zn, Mn)O
•   New d0 type: Mg(O,N)

   

•   New I-II-V type: Li(Zn, Mn)As, Li(Zn, Mn)P
•   New narrow-band-gap type: Ba(Zn, Mn)2As2, Ba(Zn, Mn)2Sb2

Spin Hall Effect (SHE)

•   Giant SHE in diluted alloys: AuFe, AuPt, CuBi, CuIr
•   Novel SHE in magnetic alloys: PdNi, CuMnBi

Interface Magnetism

•   Novel spin relaxation: CoFeB/MgO
•   Enhanced magneto-optical effect: FeCo/insulator

Low-dimensional Quantum Magnets

•   J1-J2-J3 Heisenberg chains

Employment

2016/7 - 2018/3,  Senior Scientist (Permanent staff)

Advanced Science Research Center, Japan Atomic Energy Agency, Tokai, Japan

2012/4 -  2016/6, Scientist (Permanent staff)

Advanced Science Research Center, Japan Atomic Energy Agency, Tokai, Japan

2010/4 - 2012/3, Special Topic Researcher

Advanced Science Research Center, Japan Atomic Energy Agency, Tokai, Japan

2007/5 - 2010/3, Post-Doctoral Researcher

Institute for Materials Research, Tohoku University, Sendai, Japan

Education

2004/2 - 2007/1, Ph.D. in Theoretical Physics

Graduate University of Chinese Academy of Sciences, Beijing, China

Supervisor: Prof. Gang Su

2000/9 - 2003/7, M.S. in Theoretical Physics

Peking University, Beijing, China

Supervisors: Prof. Zhao-Bing Su, and Prof. Tao Xiang

1996/9 - 2000/7, Bachelor in Physics

Wuhan University, Wuhan, China

Awards

JAEA President Award 2011

Japan Atomic Energy Agency (JAEA), October 1, 2011, Tokai, Japan

ASRC Director General's Award 2010

Advanced Science Research Center (ASRC), Japan Atomic Energy Agency, March 23, 2011, Tokai, Japan

Excellent Paper Award

2006 Chinese National Doctoral Academic Forum in Physics, July 21, 2006, Beijing, China

Selected Publications

1. Giant Faraday rotation in metal-fluoride nanogranular films,

N. Kobayashi, K. Ikeda, B.Gu, S. Takahashi, H. Masumoto, and S. Maekawa,

Scientific Reports 8, 4978 (1-8) (2018).

2. Enhanced magneto-optical Kerr effect at Fe/insulator interfaces,

B. Gu, S. Takahashi, and S. Maekawa,

Phys. Rev. B 96, 214423 (1-6) (2017).

3. Magnetization dynamics and its scattering mechanism in thin CoFeB films with interfacial anisotropy,

A. Okada, S. He, B. Gu, S. Kanai, A. Soumyanarayanan, S. T. Lim, M. Tran, M. Mori, S. Maekawa, F. Matsukura, H. Ohno, and C. Panagopoulos,

PNAS 144, 3815-3820 (2017). 

4. Diluted magnetic semiconductors with narrow band gaps,

B. Gu and S. Maekawa,

Phys. Rev. B 94, 155202 (1-8) (2016).

5. Strong suppression of the spin Hall effect in the spin glass state,

Y. Niimi, M. Kimata, Y. Omori, B. Gu, T. Ziman, S. Maekawa,  A. Fert, and Y. Otani,

Phys. Rev. Lett. 115, 196602 (1-5) (2015).

6. Charge-to-spin conversion and spin diffusion in Bi/Ag bilayers observed by spin-polarized positron beam,

H. J. Zhang, S. Yamamoto, B. Gu, H. Li, M. Maekawa, Y. Fukaya, and A. Kawasuso,

Phys. Rev. Lett. 114, 166602 (1-5) (2015).

7. Sign change of the spin Hall effect due to electron correlation in nonmagnetic CuIr alloys,

Z. Xu, B. Gu,  M. Mori, T. Ziman, and S. Maekawa,

Phys. Rev. Lett. 114, 017202 (1-5) (2015).

8. The spin Hall effect as a probe of non-linear spin fluctuations,

D. H. Wei, Y. Niimi, B. Gu, T. Ziman, S. Maekawa, and Y. Otani,

Nat. Commun. 3, 1058 (1-5) (2012).

9. Surface-assisted spin Hall effect in Au films with Pt impurities,

B. Gu, I. Sugai, T. Ziman, G. Y. Guo, N. Nagaosa, T. Seki, K. Takanashi, and S. Maekawa,

Phys. Rev. Lett. 105, 216401 (1-4) (2010).

10. Quantum renormalization of the spin Hall effect,

B. Gu, J. Y. Gan, N. Bulut, T. Ziman, G. Y. Guo, N. Nagaosa, and S. Maekawa,

Phys. Rev. Lett. 105, 086401 (1-4) (2010).  

Contact

Email: gubo@ucas.ac.cn