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Home > Tenured Faculties > Yamamoto Akiyasu

Tenured Faculties

Yamamoto Akiyasu

Affiliation Institute of Engineering
Division Division of Advanced Applied Physics
Research field Superconducting Materials Science for Applications
Keyword(S)
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Research experience

・2005.04-2008.03:JSPS Research Fellow DC1, Japan Society for the Promotion of Science
・2005.11-2006.03:Visiting Associate, University of Wisconsin-Madison (SV: Prof. David Larbalestier)
・2008.04-2010.01:JSPS Postdoctoral Fellow for Research Abroad, Japan Society for the Promotion of Science (at National High Magnetic Field Laboratory, Tallahassee, FL, USA; SV: Prof. David Larbalestier)
・2010.01-2015.06:Assistant Professor, Department of Applied Chemistry, University of Tokyo
・2011.10-2015.03:Principal Investigator, PRESTO (Hosono Devision), Japan Science and Technology Agency
・2015.07-2020.06:Associate Professor, Tokyo University of Agriculture and Technology
・2020.07-Present: Associate Professor(Tenured), Tokyo University of Agriculture and Technology

Educational background

・1999.04-2003.03:B.Sc. Department of Applied Chemistry, University of Tokyo
・2003.04-2005.03:M.Sc. Department of Applied Chemistry, University of Tokyo
・2005.04-2008.03:Ph.D. Department of Applied Chemistry, University of Tokyo (SV: Prof. Kohji Kishio)

Awards

* The latest information is shown at the member's website.
(At Jul. 2020)
・2005.03:Akira Fujishima Award for the Most Excellent Thesis in Applied Chemistry, University of Tokyo
・2005.09:Young Scientist Award for the Presentation of an Excellent Paper, Japan Society of Applied Physics
・2014.05:CSSJ Incentive Award for Young Scientist, Cryogenics and Superconductivity Society of Japan
・2017.04:Young Scientists' Prize in the 2017 Commendation for Science and Technology by the Minister of Education, Culture, Sports, Science and Technology

Selected papers and publications

* The latest information is shown at the member's website.
(At Jul. 2020)
・J. D. Weiss, A. Yamamoto, A. A. Polyanskii, R. B. Richardson, D. C. Larbalestier, and E. E. Hellstrom, "Demonstration of an iron-pnictide bulk superconducting magnet capable of trapping over 1 T", Superconductor Science & Technology 28, 112001 1-6 (2015).
・A. G. Bhagurkar, A. Yamamoto, N. Hari Babu, J. H. Durrell, A. R. Dennis and D. A. Cardwell, "Synthesis of highly connected bulk MgB2 by infiltration and growth", Superconductor Science & Technology 28, 015012 1-6 (2015).
・A. Yamamoto, A. Ishihara, M. Tomita and K. Kishio, "Permanent magnet with MgB2 bulk superconductor", Applied Physics Letters 105, 032601 1-4 (2014).
・A. A. Polyanskii, F. Kametani, D. Abraimov, A. Gurevich, A. Yamamoto, I. Pallecchi, M. Putti, C. Zhuang, T. Tan, and X. X. Xi , "Roles of intrinsic anisotropy and band pairbreaking effects on critical currents in tilted-c-axis MgB2 films probed by magneto-optical and transport measurements", Physical Review B 90, 214509 1-12 (2014).
・A. Yamamoto, H. Tanaka, J. Shimoyama, H. Ogino, K. Kishio, and T. Matsushita, "Towards the realization of higher connectivity in MgB2 conductors - in-situ or sintered ex-situ?", Japanese Journal of Applied Physics 51, 010105 1-6 (2012).
・J. H. Durrell, C.B. Eom, A. Gurevich, E. E. Hellstrom, C. Tarantini, A. Yamamoto, and D. C. Larbalestier, "The behavior of grain boundaries in the Fe-based superconductors", Reports on Progress in Physics 74, 124511 1-23 (2011).
・S. Lee, J. Jiang, C. T. Nelson, C. W. Bark, J. D. Weiss, C. Tarantini, H. W. Jang, C. M. Folkman, S. H. Baek, A. Polyanskii, D. Abraimov, A. Yamamoto, Y. Zhang, X. Q. Pan, E. E. Hellstrom, D. C. Larbalestier, C. B. Eom, "Template engineering of Co-doped BaFe2As2 single-crystal thin films", Nature Materials 9, 397-402 (2010).
・A. Yamamoto, J. Jaroszynski, C. Tarantini, L. Balicas, J. Jiang, A. Gurevich, D. C. Larbalestier, R. Jin, A. S. Sefat, M. A. McGuire, B. C. Sales, D. K. Christen, D. Mandrus, "Small anisotropy, weak thermal fluctuation, and high field superconductivity in Co-doped iron pnictide Ba(Fe1-xCox)2As2", Applied Physics Letters 94, 062511 1-3 (2009).
・A. Yamamoto, A. A. Polyanskii, J. Jiang, F. Kametani, C. Tarantini, F. Hunte, J. Jaroszynski, E. E. Hellstrom, P. J. Lee, A. Gurevich, D. C. Larbalestier, Z. A. Ren, J. Yang, X. L. Dong, W. Lu, Z. X. Zhao, "Evidence for two distinct scales of current flow in polycrystalline Sm and Nd iron oxypnictides", Superconductor Science & Technology 21, 095008 1-11 (2008).

Research Description

・J. D. Weiss, A. Yamamoto, A. A. Polyanskii, R. B. Richardson, D. C. Larbalestier, and E. E. Hellstrom, "Demonstration of an iron-pnictide bulk superconducting magnet capable of trapping over 1 T", Superconductor Science & Technology 28, 112001 1-6 (2015).
・A. G. Bhagurkar, A. Yamamoto, N. Hari Babu, J. H. Durrell, A. R. Dennis and D. A. Cardwell, "Synthesis of highly connected bulk MgB2 by infiltration and growth", Superconductor Science & Technology 28, 015012 1-6 (2015).
・A. Yamamoto, A. Ishihara, M. Tomita and K. Kishio, "Permanent magnet with MgB2 bulk superconductor", Applied Physics Letters 105, 032601 1-4 (2014).
・A. A. Polyanskii, F. Kametani, D. Abraimov, A. Gurevich, A. Yamamoto, I. Pallecchi, M. Putti, C. Zhuang, T. Tan, and X. X. Xi , "Roles of intrinsic anisotropy and band pairbreaking effects on critical currents in tilted-c-axis MgB2 films probed by magneto-optical and transport measurements", Physical Review B 90, 214509 1-12 (2014).
・A. Yamamoto, H. Tanaka, J. Shimoyama, H. Ogino, K. Kishio, and T. Matsushita, "Towards the realization of higher connectivity in MgB2 conductors - in-situ or sintered ex-situ?", Japanese Journal of Applied Physics 51, 010105 1-6 (2012).
・J. H. Durrell, C.B. Eom, A. Gurevich, E. E. Hellstrom, C. Tarantini, A. Yamamoto, and D. C. Larbalestier, "The behavior of grain boundaries in the Fe-based superconductors", Reports on Progress in Physics 74, 124511 1-23 (2011).
・S. Lee, J. Jiang, C. T. Nelson, C. W. Bark, J. D. Weiss, C. Tarantini, H. W. Jang, C. M. Folkman, S. H. Baek, A. Polyanskii, D. Abraimov, A. Yamamoto, Y. Zhang, X. Q. Pan, E. E. Hellstrom, D. C. Larbalestier, C. B. Eom, "Template engineering of Co-doped BaFe2As2 single-crystal thin films", Nature Materials 9, 397-402 (2010).
・A. Yamamoto, J. Jaroszynski, C. Tarantini, L. Balicas, J. Jiang, A. Gurevich, D. C. Larbalestier, R. Jin, A. S. Sefat, M. A. McGuire, B. C. Sales, D. K. Christen, D. Mandrus, "Small anisotropy, weak thermal fluctuation, and high field superconductivity in Co-doped iron pnictide Ba(Fe1-xCox)2As2", Applied Physics Letters 94, 062511 1-3 (2009).
・A. Yamamoto, A. A. Polyanskii, J. Jiang, F. Kametani, C. Tarantini, F. Hunte, J. Jaroszynski, E. E. Hellstrom, P. J. Lee, A. Gurevich, D. C. Larbalestier, Z. A. Ren, J. Yang, X. L. Dong, W. Lu, Z. X. Zhao, "Evidence for two distinct scales of current flow in polycrystalline Sm and Nd iron oxypnictides", Superconductor Science & Technology 21, 095008 1-11 (2008).

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