豊田新悟

Shingo Toyoda
Email: toyoda[at]cor.k.u-tokyo.ac.jp
Education
PhD student: Prof. Arima group, Dep. of Advanced Materials Science, Univ. of Tokyo
(2014/04- )
Visiting Researcher: Prof. Fiebig group, ETH Zurich (2014/08- 2014/10)
MSc: Dep. of Advanced Materials Science, Univ. of Tokyo (2012/04- 2014/03)
Bachelor in Engineering: Dep. of Applied Physics, Univ. of Tokyo (2008/04- 2012/03)
Research Interests
Optical Magneto-Electric Effect, Directional Dichroism, Directional Birefringence,
Magnetochromism
Fellowships
1.
2012/12 - Materials Education program for the future leaders in Research,
Industry, and Technology (MERIT)
2.
2014/04 - JSPS Research Fellowships for Young Scientists (DC1)
Original Papers
1. “Large magnetochromism in multiferroic MnWO4”
S. Toyoda, N. Abe, T. Arima, and S. Kimura
Phys. Rev. B 91, 054417 (2015)
2. “Ferroelectricity driven by charge ordering in the A-site ordered perovskite
manganite SmBaMn2O6”
H. Sagayama, S. Toyoda, K. Sugimoto, Y. Maeda, S. Yamada, and T. Arima
Phys. Rev. B 90, 241113(R) (2014)
Presentations (International)
1. “Colossal Directional Dichroism in a Multiferroic CuB2O4” (Oral)
American Physical Society March meeting, M6.00006, San Antonio, (2015/03)
S. Toyoda, N. Abe, S. Kimura, Y. H. Matsuda, T. Nomura, A. Ikeda, S. Takeyama,
and T. Arima
2. “Microscopic Mechanism of Giant Non-reciprocal Directional Dichroism in
CuB2O4” (Oral)
American Physical Society March meeting, J4.00012, Denver, (2014/03)
S. Toyoda, N. Abe, S. Kimura, and T. Arima
3. “Spin-Orbital Coupled State in CuB2O4” (Poster)
FIRST-QS2C Workshop on "Emergent Phenomena of Correlated Materials", P46,
Tokyo, (2013/11)
S. Toyoda, N. Abe, S. Kimura, and T. Arima
4. “Large Magneto-Chromism in MnWO4” (Poster)
The International Conference on Strongly Correlated Electron Systems, Tokyo,
(2013/08)
S. Toyoda, N. Abe, N. D. Khanh, S. Kimura, T. Arima
5. “X-ray diffuse scattering of pyrochlore niobium oxides R2Nb2O7” (Poster)
19th International Conference on Magnetism, PG20, Busan, (2012/07)
S. Toyoda, H. Sagayama, K. Sugimoto, T. Arima
Presentations (Domestic)
1. 「CuB2O4 における方向二色性の巨大化」
“Colossal Directional Dichroism in a Multiferroic CuB2O4”
日本物理学会第７０回年次大会、24aCN-12、早稲田大学 (2015 年 3 月）
豊田新悟, 阿部伸行、木村尚次郎, 松田康弘、野村肇宏、池田暁彦、嶽山正二郎、
有馬孝尚
2. 「CuB2O4 における方向二色性の微視的機構」
“Microscopic Mechanism of Directional Dichroism in Multiferroic CuB2O4”
日本物理学会第６９回年次大会、28aCK-3、東海大学 (2014 年 3 月）
豊田新悟、阿部伸行、木村尚次郎、有馬孝尚
3. 「MnWO4 における電気磁気相転移の強磁場分光法による研究」
“Spectroscopic Study of Magneto-Electric Transitions in MnWO4”
日本物理学会第６８回年次大会、29aXT-7、広島大学 (2013 年 3 月）
豊田新悟、阿部伸行、N. D. Khanh、木村尚次郎、有馬孝尚
4. 「放射光 X 線を用いたパイロクロア型ニオブ酸化物の X 線構造解析」
“Single-Crystal Structure Analysis of Pyrochlore R2Nb2O7 by
Using
Synchrotron Radiation”
日本物理学会秋季大会、18aGA-9、横浜国立大学 (2012 年 9 月）
豊田新悟、大川竜徳、佐賀山基、阿部伸行、有馬孝尚、杉本邦久
Theses

Master Thesis, Dep. of Advanced Materials Science, Univ. of Tokyo
“Toward Infinite Directional Dichroism in CuB2O4”

(Thesis Prize)
Graduation Thesis, Dep. of Advanced Materials Science, Univ. of Tokyo
「パイロクロア型ニオブ酸化物の X 線構造解析」 (in Japanese)
Awards
Shoji Tanaka Prize (Master’s Thesis Prize), Dep. of Applied Physics, Univ. of Tokyo

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