Name

Masataka Mogi (M. Mogi)

Biography

Mar. 2011graduated from Numazu-higashi High School (Shizuoka)
Mar. 2015B.S., Dept. of Applied Physics, University of Tokyo
Mar. 2017M.S., Dept. of Applied Physics, University of Tokyo
Apr. 2017-Ph.D student, Dept. of Applied Physics, University of Tokyo
JSPS Research Fellow (DC1)

Original Papers

[10] "Large Anomalous Hall Effect in Topological Insulators with Proximitized Ferromagnetic Insulators"
M. Mogi, T. Nakajima, V. Ukleev, A. Tsukazaki R. Yoshimi, M. Kawamura, K. S. Takahashi, T. Hanashima, K. Kakurai, T. Arima, M. Kawasaki, Y. Tokura
Phys. Rev. Lett. 123, 016804 (2019). (arXiv)
[9] "Visualization of an axion insulating state at the transition between 2 chiral quantum anomalous Hall states"
M. Allen, Y. Cui, E. Y. Ma, M. Mogi, M. Kawamura, I. C. Fulga, D. Goldhaber-Gordon, Y. Tokura, Z.-X. Shen
PNAS DOI:10.1073/pnas.1818255116 (2019).
[8] "Topological quantum phase transition in magnetic topological insulator upon magnetization rotation"
M. Kawamura, M. Mogi, R. Yoshimi, A. Tsukazaki, Y. Kozuka, K. S. Takahashi, M. Kawasaki, Y. Tokura
Phys. Rev. B 98, 140404(R) (2018). (arXiv)
[7] "Ferromagnetic insulator Cr2Ge2Te6 thin films with perpendicular remanence"
M. Mogi, A. Tsukazaki, Y. Kaneko, R. Yoshimi, K. S. Takahashi, M. Kawasaki, Y. Tokura
APL Mater. 6, 091104 (2018).
Featured Article, Cover, Scilight
[6] "Quantized chiral edge conduction on domain walls of a magnetic topological insulator"
K. Yasuda, M. Mogi, R. Yoshimi, A. Tsukazaki, K. S. Takahashi, M. Kawasaki, F. Kagawa, Y. Tokura
Science 358, 1311 (2017). (arXiv)
[5] "Observation of superparamagnetism in coexistence with quantum anomalous Hall C=±1 and C=0 Chern states"
E. O. Lachman, M. Mogi, J. Sarkar, A. Uri, K. Bagani, Y. Anahory, Y. Maysoedov, M. E. Huber, A. Tsukazaki, M. Kawasaki, Y. Tokura, E. Zeldov
npj Quantum Materials 2, 70 (2017). (arXiv)
[4] "Tailoring tricolor structure of magnetic topological insulator for robust axion insulator"
M. Mogi, M. Kawamura, A. Tsukazaki, R. Yoshimi, K. S. Takahashi, M. Kawasaki, Y. Tokura
Sci. Adv. 3, eaao1669 (2017). (arXiv)
[3] "A magnetic heterostructure of topological insulators as a candidate for an axion insulator"
M. Mogi, M. Kawamura, R. Yoshimi, A. Tsukazaki, Y. Kozuka, N. Shirakawa, K. S. Takahashi, M. Kawasaki, Y. Tokura
Nat. Mater. 16, 516 (2017).
[2] "Terahertz spectroscopy on Faraday and Kerr rotations in a quantum anomalous Hall state"
K. N. Okada, Y. Takahashi, M. Mogi, R. Yoshimi, A. Tsukazaki, K. S. Takahashi, N. Ogawa, M. Kawasaki, Y. Tokura
Nat. Commun. 7, 12245 (2016). (arXiv)  
[1] "Magnetic modulation doping in topological insulators toward higher-temperature quantum anomalous Hall effect"
M. Mogi, R. Yoshimi, A. Tsukazaki, K. Yasuda, Y. Kozuka, K. S. Takahashi, M. Kawasaki, Y. Tokura
Appl. Phys. Lett. 107, 182401 (2015). (arXiv)

Presentations in International Conferences

[6] "Magnetic heterostructures of topological insulators for gigantic magnetoresistance and axion insulator"
(APS March Meeting 2018, C08.00014, Los Angeles, USA, March 2018)
M. Mogi, M. Kawamura, A. Tsukazaki, R. Yoshimi, K. S. Takahashi, M. Kawasaki, Y. Tokura
[5] "Observation of gigantic magnetoresistance in an engineered tricolor structure of topological insulator"
(CEMS Symposium on Trends in Condensed Matter Physics, P07, Wako, Japan, January 2017)
M. Mogi, M. Kawamura, A. Tsukazaki, R. Yoshimi, K. S. Takahashi, M. Kawasaki, Y. Tokura
Selected as Nature Poster Prize
[4] "Tailoring magnetic heterostructures of topological insulators for quantum anomalous Hall effect and axion electrodynamics"
(International Symposium on Hybrid Quantum Systems 2017, WE-A1-5, Miyagi, Japan, September 2017)
M. Mogi, M. Kawamura, K. N. Okada, R. Yoshimi, A. Tsukazaki, K. S. Takahashi, Y. Takahashi, M. Kawasaki, Y. Tokura
[3] "Observation of gigantic magnetoresistance in a tailored tricolor structure of magnetic topological insulator"
(CEMS Topical meeting on Emergent 2D Materials 2017, P05, Saitama, Japan, July 2017)
M. Mogi, M. Kawamura, A. Tsukazaki, R. Yoshimi, K. S. Takahashi, M. Kawasaki, Y. Tokura
[2] "A magnetic heterostructure of topological insulators: a candidate for axion insulator"
(CEMS-QPEC Symposium on Emergent Quantum Materials, P48, Tokyo, Japan, January 2016)
M. Mogi, M. Kawamura, R. Yoshimi, A. Tsukazaki, Y. Kozuka, N. Shirakawa, K. S. Takahashi, M. Kawasaki, Y. Tokura
Selected as Nature Physics Poster Prize and Best Poster Award
[1] "Cancellation of half-quantized anomalous Hall conductivities in top and bottom surface states of a topological insulator heterostructure"
(CIQM Frontiers in Quantum Materials and Devices Workshop, P21, Saitama, Japan, June 2016)
M. Mogi, M. Kawamura, R. Yoshimi, A. Tsukazaki, Y. Kozuka, K. S. Takahashi, M. Kawasaki, Y. Tokura

Theses

  • 「磁性トポロジカル絶縁体における磁区制御と量子化磁壁伝導」
    Bachelor Thesis (FY2014, Dept. of Applied Physics, University of Tokyo)
  • "Quantum anomalous Hall effect in magnetic superstructures of topological insulators"
    Master Thesis (FY2016, Dept. of Applied Physics, University of Tokyo)

Awards

  • 2014, Bachelor's thesis prize
  • TMS 2015 Poster Award (Gold prize)
  • CEMS-QPEC Symposium on Emergent Quantum Materials, Best Poster Award & Nature Physics Poster Prize
  • 2016, Shoji Tanaka prize (Master's thesis prize)
  • CEMS Symposium on Trends in Condensed Matter Physics, Nature Poster Prize