Le Duc Anh, PhD.

2016-present:

Research Associate,

Institute of Engineering Innovation,

Dept. of Electrical Engineering and Information Systems (Concurrent post)

Grad. School of Engineering, The University of Tokyo

2019 Sep – 2020 Mar :

Visiting Scholar, J. S. Moodera group, Francis Bitter Magnet Laboratory, Massachusetts Institute of Technology, MA, USA

Research:  Ferromagnetic Semiconductors and Perovskite Oxides for Spintronics Applications 

Education

  • 2011 : Bachelor of Science,
    Dept. of Electrical and Electronic Engineering, School of Engineering, The university of Tokyo.
  • 2013 : Master of Engineering,
    Dept. of Electrical Engineering and Information Systems, Grad. School of Engineering, The university of Tokyo.
  • 2016 : Doctor of Engineering,
    Dept. of Electrical Engineering and Information Systems, Grad. School of Engineering, The university of Tokyo.

Invited conference presentations

  • Le Duc Anh, Pham Nam Hai, Yuichi Kasahara, Yoshihiro Iwasa, Masaaki Tanaka, “Electrical modulation of ferromagnetism via controlling the wavefunctions in n-type ferromagnetic semiconductor (In,Fe)As quantum wells”, The 37th best young scientist presentation award ceremony lecture, Japan Society of Applied Physics Annual Spring Meeting, 14a-D2-2;Tokai university, 14 Mar 2015.
  • Le Duc Anh, Pham Nam Hai, Yuichi Kasahara, Yoshihiro Iwasa, Masaaki Tanaka,“Control of magnetic properties by manipulating the carrier wavefunction in n-type ferromagnetic semiconductor (In,Fe)As quantum wells”, The Vietnamese – Japanese Student’s Scientific Exchange Meeting 2015, Kyoto, Japan 31 Oct 2015.
  • Le Duc Anh, Pham Nam Hai, Yuichi Kasahara, Yoshihiro Iwasa, Masaaki Tanaka, “N-type carrier-induced ferromagnetic semiconductor and electrical control of ferromagnetism by wavefunction engineering”, 61st Annual Conference on Magnetism and Magnetic Materials (MMM2016), New Orleans, Louisiana, USA, Oct 31st – Nov 4th 2016.
  • Le Duc Anh, Pham Nam Hai, Masaaki Tanaka, “Fe-based narrow-gap ferromagnetic semiconductors: New materials for high-performance spintronic devices”, The Collaborative Conference on Materials Research 2017 (CCMR2017), Jeju, Korea, 29 Jun 2017.
  • レ デゥック アイン (招待、基調講演)“狭ギャップ強磁性半導体とヘテロ構造の作製と機能物性” 第1回 スピントロニクス学術連携研究教育センター(CSRN)主催 ワークショップ:新しいスピントロニクス機能材料の開発とその物性制御、東京大学,2017年10月28-29日。
  • Le Duc Anh, Nguyen Thanh Tu, Pham Nam Hai, Masaaki Tanaka, “Fe-based n-type and p-type narrow-gap III-V ferromagnetic semiconductors with high Curie temperatures”, SPIE Spintronics XI, San Diego, USA, 20 Aug 2018.
  • Le Duc Anh, Nguyen Thanh Tu, Pham Nam Hai, Masaaki Tanaka, “High Curie temperature and Electrical Control of Magnetic Properties in Fe-based Narrow-gap III-V Ferromagnetic Semiconductor Heterostructures”, 2019 Joint MMM-Intermag Conference, Washington DC, USA, 14-18 Jan 2019.
  • Le Duc Anh, Nguyen Thanh Tu, Pham Nam Hai, Masaaki Tanaka,“Fe-based narrow-gap ferromagnetic semiconductors: new approach to spin-based electronics”, The Vietnamese – Japanese Science and Technology Symposium 2019 (VJST2019), Hanoi, Vietnam 4 May 2019.
  • Le Duc Anh, “Efficient bias-driven magnetization control by orbital selection at a La0.67Sr0.33MnO3 interface”, APS March Meeting 2020, Denver, USA, 5 March 2020.

List of Publications

  1. Le Duc Anh, Shingo Kaneta, Masashi Tokunaga, Munetoshi Seki, Hitoshi Tabata, Masaaki Tanaka, Shinobu Ohya, High‐Mobility 2D Hole Gas at a SrTiO3 Interface. Adv. Mater. 7, 1906003 (2020).
  2. S. Goel, L. D. Anh, S. Ohya, and M. Tanaka, Temperature dependence of magnetic anisotropy in heavily Fe-doped ferromagnetic semiconductor (Ga,Fe)Sb, J. Appl. Phys. 127, 023904 (2020)
  3. Vu T. H. Huong,Dao T. T. Nguyet, Nguyen P. Duong, To T. Loan, S. Soontaranon, L. D. Anh, Journal of Science: Advanced Materials and Devices (2020, in press) https://doi.org/10.1016/j.jsamd.2020.02.007.
  4. S. Ohya, D. Araki, L. D. Anh, S. Kaneta, M. Seki, H. Tabata, and M. Tanaka, Efficient intrinsic spin-to-charge current conversion in an all-epitaxial single-crystal perovskite-oxide heterostructure of La0.67Sr0.33MnO3/LaAlO3/SrTiO3, Phys. Rev. Res2, 012014 (R) (2020).
  5. S. Sakamoto, Y. Nonaka, K. Ikeda, Zh. Chi, Y. Wan, M. Suzuki, A. Fujimori, L. D. Anh, P. N. Hai, Y. Takeda, Y. Saitoh, M. Kobayashi, M. Tanaka, Y. K. Wakabayashi, and H. Yamagami, Magnetization process of the insulating ferromagnetic semiconductor (Al,Fe)Sb, Phys. Rev. B 101, 075204 (2020).
  6. Le Duc Anh, Takashi Yamashita, Hiroki Yamasaki, Daisei Araki, Munetoshi Seki, Hitoshi Tabata, Masaaki Tanaka, and Shinobu Ohya, Ultralow-Power Orbital-Controlled Magnetization Switching Using a Ferromagnetic Oxide Interface. Phys. Rev. Applied12, 041001 (2019).
  7. Kosuke Takiguchi*, Le Duc Anh*, Takahiro Chiba, Tomohiro Koyama, Daichi Chiba, Masaaki Tanaka, “Giant gate-controlled proximity magnetoresistance in semiconductor-based ferromagnetic–non-magnetic bilayers”. Nature Physics (2019) . (*: equal contribution)
  8. Shobhit Goel, Le Duc Anh, Nguyen Thanh Tu, Shinobu Ohya, and Masaaki Tanaka, “In-plane to perpendicular magnetic anisotropy switching in heavily-Fe-doped ferromagnetic semiconductor (Ga,Fe)Sb with high Curie temperature”. Phys. Rev. Materials 3, 084417 (2019).
  9. Shoya Sakamoto, Nguyen Thanh Tu, Yukiharu Takeda, Shin-ichi Fujimori, Pham Nam Hai, Le Duc Anh, Yuki K. Wakabayashi, Goro Shibata, Masafumi Horio, Keisuke Ikeda, Yuji Saitoh, Hiroshi Yamagami, Masaaki Tanaka, and Atsushi Fujimori. “Electronic structure of the high-TC ferromagnetic semiconductor (Ga,Fe)Sb: X-ray magnetic circular dichroism and resonance photoemission spectroscopy studies”. Phys. Rev. B 100, 035204 (2019).
  10. Shingo Kaneta, Le Duc Anh, Karumuri Sriharsha, and Masaaki Tanaka “Observation of quantum size effect at the conduction band bottom of n-type ferromagnetic semiconductor (In,Fe)As thin films” Appl. Phys. Express 12 pp. 073001/1-4 (2019).
  11. T. Nakamura, L. D. Anh, Y. Hashimoto, Y. Iwasaki, S. Ohya, M. Tanaka and S. Katsumoto, “Evidence for Spin-Triplet Electron Pairing in the Proximity-Induced Superconducting State of an Fe-Doped InAs Semiconductor”. Phys. Rev. Lett. 122, 107001 (2019).
  12. K. Sriharsha, L. D. Anh*, N. T. Tu, S. Goel, and M. Tanaka*, “Magneto-optical spectra and the presence of an impurity band in p-type ferromagnetic semiconductor (Ga,Fe)Sb with high Curie temperature” APL Materials 7, 021105 (2019).
  13. S. Goel, L. D. Anh*, S. Ohya, and M. Tanaka*, “Ferromagnetic resonance and control of magnetic anisotropy by epitaxial strain in the ferromagnetic semiconductor (Ga0.8,Fe0.2)Sb at room temperature.” Phys. Rev. B 99, 014431 (2019).
  14. L. D. Anh, P. N. Hai, M. Tanaka, “Electrical tuning of the band alignment and magnetoconductance in an n-type ferromagnetic semiconductor (In,Fe)As-based spin-Esaki diode”. Appl. Phys. Lett. 112, 102402 (2018). *Selected as Featured Article in Applied Physics Letters
  15. T. Nakamura, L. D. Anh, Y. Hashimoto, Y. Iwasaki, S. Ohya, M. Tanaka and S. Katsumoto, “Proximity-Induced Superconductivity in a Ferromagnetic Semiconductor (In,Fe)As.” Journal of Physics: Conference Series 969 (1), 012036 (2018).
  16. N. T. Tu, P. N. Hai, L. D. Anh, M. Tanaka, “High-temperature ferromagnetism in new n-type Fe-doped ferromagnetic semiconductor (In,Fe)Sb.” APEX 11 (6), 063005 (2018)
  17. N. T. Tu, P. N. Hai, L. D. Anh, M. Tanaka, “Electrical control of ferromagnetism in the n-type ferromagnetic semiconductor (In,Fe)Sb with high Curie temperature.” Appl. Phys. Lett.112, 122409 (2018).
  18. L. D. Anh, N. Okamoto, M. Seki, T. Matou, K. Takeshima, M. Seki, H. Tabata, M. Tanaka, S. Ohya, “Hidden peculiar magnetic anisotropy at the interface in a ferromagnetic perovskite-oxide heterostructure.” Scientific Reports 7, 8715 (2017).
  19. T. Matou, K. Takeshima, L. D. Anh, M. Seki, H. Tabata, M. Tanaka, S. Ohya, “Reduction of the magnetic dead layer and observation of tunneling magnetoresistance in La0.67Sr0.33MnO3-based heterostructures with a LaMnO3 layer.” Appl. Phys. Lett. 110, 212406 (2017).DOI: 10.1063/1.4984297
  20. H. Terada, S. Ohya, L. D. Anh, Y. Iwasa, M. Tanaka, “Magnetic anisotropy control by applying an electric field to the side surface of ferromagnetic films.” Scientific Reports 7, 5618 (2017).
  21. S. Ohya, A. Yamamoto, T. Yamaguchi, R. Ishikawa, R. Akiyama, L. D. Anh, S. Goel, Y. K. Wakabayashi, S. Kuroda, and M. Tanaka, “Observation of the inverse spin Hall effect in the topological crystalline insulator SnTe using spin pumping.” Phys. Rev. B 96, 094424 (2017).
  22. P. N. Hai, D. Maruo, L. D. Anh, and M. Tanaka, “Visible-light emission at room temperature in Mn-doped Si light-emitting diodes.” Phys. Rev. B 93, 094423/1-6 (2016).
  23.  S. Sakamoto, L. D. Anh, P. N. Hai, G. Shibata, Y. Takeda, M. Kobayashi, Y. Takahashi, T. Koide, M. Tanaka, and A. Fujimori, “Magnetization process of the n-type ferromagnetic semiconductor (In,Fe)As:Be studied by x-ray magnetic circular dichroism.” Phys. Rev. B93, 035203/1-6 (2016)
  24. N. T. Tu, P. N. Hai, L. D. Anh, M. Tanaka, “High-temperature ferromagnetism in heavily Fe-doped ferromagnetic semiconductor (Ga,Fe)Sb.” Appl. Phys. Lett. 108, 192401 (2016). *Selected as Featured Article in Applied Physics Letters
  25. L. D. Anh, P. N. Hai, M. Tanaka, “Observation of spontaneous spin-splitting in the band structure of an n-type zinc-blende ferromagnetic semiconductor”. Nature Communications 7, 13810(2016).
  26. L. D. Anh, D. Kaneko, P. N. Hai, M. Tanaka, “Growth and characterization of insulating ferromagnetic semiconductor (Al,Fe)Sb”. Appl. Phys. Lett.107, 232405 (2015).
  27. L. D. Anh, P. N. Hai, Y. Kasahara, Y. Iwasa, M. Tanaka, “Modulation of ferromagnetism in (In,Fe)As quantum wells via electrically controlled deformation of the electron wavefunctions”. Phys. Rev. B 92, 161201(R)(2015).
  28.  N. T. Tu, P. N. Hai, L. D. Anh, M. Tanaka, “Magnetic properties and intrinsic ferromagnetism in (Ga,Fe)Sb ferromagnetic semiconductor.” Phys. Rev. B 92, 144403 (2015).
  29.  M. Kobayashi, L. D. Anh, P. N. Hai, Y. Takeda, S. Sakamoto, T. Kadono, T. Okane, Y. Saitoh, H. Yamagami, Y. Harada, M. Oshima, M. Tanaka and A. Fujimori, “Spin and orbital magnetic moments of Fe in the n-type ferromagnetic semiconductor (In,Fe)As.” Appl. Phys. Lett. 105, 032403/1-4 (2014).
  30. N. T. Tu, P. N. Hai, L. D. Anh, M. Tanaka, “(Ga,Fe)Sb: A p-type ferromagnetic semiconductor.” Appl. Phys. Lett.105, 132402/1-4 (2014).
  31. L. D. Anh, P. N. Hai, M. Tanaka, “Control of ferromagnetism by manipulating the carrier wavefunction in n-type ferromagnetic semiconductor (In,Fe)As quantum wells”. Appl. Phys. Lett, 104, 046404 (2014).
  32. N. T. Tu, L. D. Anh, P. N. Hai, M. Tanaka, “Epitaxial Growth and Characterization of n-type Magnetic Semiconductor (In,Co)As.”Jpn. J. Appl. Phys.53, pp.04EM05/1-5 (2014).
  33. D. Sasaki, D., L. D. Anh, P. N. Hai, M. Tanaka, “Interplay between strain, quantum confinement, and ferromagnetism in strained ferromagnetic semiconductor (In,Fe)As thin films.”Appl. Phys. Lett, 104, 142406 (2014).
  34. P. N. Hai, D. Sasaki, L. D. Anh, M. Tanaka, “Crystalline anisotropic magnetoresistance with two-fold and eight-fold symmetry in (In,Fe)As ferromagnetic semiconductor.” Appl. Phys. Lett. 100, 262409 (2012).
  35. P. N. Hai, L. D. Anh, M. Tanaka, “Electron effective mass in n-type electron-induced ferromagnetic semiconductor (In,Fe)As: Evidence of conduction band transport.” Appl. Phys. Lett.101, 252410 (2012)
  36. P. N. Hai, L. D. Anh, S. Mohan, T. Tamegai, M. Kodzuka, T. Ohkubo, K. Hono, M. Tanaka, “Growth and characterization of n-type electron-induced ferromagnetic semiconductor (In,Fe)As.” Appl. Phys. Lett 101, 182403 (2012).

Awards

  • Faculty of Engineering Dean’s Award, University of Tokyo, March 2011.
  • Best graduate thesis award, Department of Electrical and Electronic Engineering, Faculty of Engineering University of Tokyo, March 2011.
  • Faculty of Engineering Dean’s Award, University of Tokyo, March 2013.
  • Best master thesis award, Department of Electrical and Electronic Engineering, Faculty of Engineering University of Tokyo, March 2013.
  • Best English Presentation Award, Professional group of Spintronics, Japan Society of Applied Physics, September 2014.
  • Young Scientist Presentation Award, the 37th Japan Society of Applied Physics Annual Autumm Meeting, March 2015.
  • Best Presentation Awards, The Leading Graduate Program “Secure Electronics” Report, The University of Tokyo, July 2015.
  • “Nippon Housou Award”, Grand Prix for Science and Technology by Sankei Shimbun, supported by MEXT and METI, July 2015.
  • Best PhD Thesis Award, Department of Electrical and Electronic Engineering, Faculty of Engineering University of Tokyo, March 2016.
  • Young Reseacher Best Poster Award, the 9th International Conference on Spin-related Phenomena in Solids (PASPS9), Aug 11th 2016.
  • Best Presentation Award, The 9th Research Meeting of Cryogenic Research Center, The university of Tokyo, Feb 27th 2018.

Conference committees

  • Conference chair, Vietnam-Japan Scientific Exchange Meeting – VJSE2017, Tokyo (Japan), Sep 9, 2017.
  • Program Committee, Vietnam-Japan Scientific Exchange Meeting – VJSE2018, Sendai (Japan)、Sep 15, 2018.
  • Conference Co-chair, Vietnam-Japan Science and Technology Symposium 2019 – VJST2019, Hanoi (Vietnam)、May 4, 2019.