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Curriculum Vitae
- Name (FAMILY, First)
- FUJIMOTO, Junji
- Ph.D. in science from Osaka university in Japan in 2015
- Affilication (Position / Division, Department, University, Country)
- Special Researcher / Department of Physics, University of Tokyo, Japan
- Research interests
- Spintronics
- Spin transport phenomena in multi-layer structure
- Dirac electrons in crystals
- Societies
- The Physical Society of Japan
Education :
- 2015.03
Doctor of Science (D.Sc.) in Osaka University - 2013.04 - 2015.03
JSPS Research Fellowship for Young Scientists (DC2) - 2012.04 - 2015.03
Doctoral Course of Division of Materials Physics, Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University - 2012.03
Master of Engineering (M.Eng.) - 2010.04 - 2012.03
Master’s Course of Division of Materials Physics, Department of Materials Engineering Science, Graduate School of Engineering Science, Osaka University - 2010.03
Bachelor of Engineering (B.Eng.) - 2007.04 - 2010.03
Materials Physics Course, Department of Electronics and Materials Physics, Osaka University - 2006.04 - 2007.03
Department of Electronics and Materials Physics, Osaka University - 2002.04 - 2005.03
Nara prefectural Unebi Senior High School - 1986.12
born in Nara Pref., Japan
TAs :
- 2012 (2nd semester)
Problem Class of Applied Physics III (Condensed Matter) - 2012 (1st semester)
Problem Class of Fundamental Physics I (Electromagnetism and Analytical Mechanics) - 2011 (2nd semester)
Problem Class of Fundamental Physics II (Electromagnetism) - 2011 (1st semester)
Problem Class of Applied Physics II (Statistical Mechanics) - 2010 (1st & 2nd semester)
Tutorial Class
- Others
- I’m a staff member of the Materials Science Workshop for Kansai Young Researchers.
- I’m a staff member of the 56th Condensed Matter Physics Summer School. (2011)
- I’m an ambassador of o-henro-san. (2008 -)
Publication & Presentation
Preprint
last modified:2022/06/15
- "Determination of spin relaxation time and spin diffusion length by oscillation of spin pumping signal" arXiv:1907.04639
- "The chirality-dependent second-order spin current in systems with time-reversal symmetry" arXiv:2204.03263
Peer-reviewed
last modified:2022/06/15
- "Dirac Liquid Theory: 2nd Order Perturbation Approach" J. Phys. Soc. Jpn. Suppl. 81, SB042 (2012).
- "Ultraviolet divergence and Ward-Takahashi identity in a two-dimensional Dirac electron system with short-range impurities" Phys. Rev. B 87, 085437 (2013).
- "Transport Properties of Dirac Ferromagnet" Phys. Rev. B 90, 214418 (2014). arXiv:1404.4741
- "Strong Bias Effect on Voltage-Driven Torque at Epitaxial Fe-MgO Interface" Phys. Rev. X 7, 031018 (2017).
- "Intrinsic and Extrinsic Spin Hall Effects of Dirac Electrons" J. Phys. Soc. Jpn. 86, 094704 (2017). arXiv:1705.03605
- "Transport Coefficients of Dirac Ferromagnet: Effects of Vertex Corrections" Phys. Rev. B 97, 104421 (2018). arXiv:1708.06105
- "Nonlocal spin-charge conversion via Rashba spin-orbit interaction" Phys. Rev. B 99, 054407 (2019). arXiv:1812.08884
- "Alternating current-induced interfacial spin-transfer torque" Phys. Rev. B 100, 220402(R) (2019). arXiv:1910.01306
- "Valley-Dependent Spin Transport in Monolayer Transition-Metal Dichalcogenides" Phys. Rev. B 100, 220402(R) (2019). arXiv:2001.08670
- "Magnon current generation by dynamical distortion" Phys. Rev. B 102, 020406(R) (2020). arXiv:2004.14707
- "Adiabatic and nonadiabatic spin-transfer torques in antiferromagnets" Phys. Rev. B 103, 014436 (2021). arXiv:2009.02686
- "Generation of current vortex by spin current in Rashba systems" Phys. Rev. Lett. 126, 157202 (2021). arXiv:2011.08574
- "Zeeman coupling and Dzyaloshinskii-Moriya interaction driven by electric current vorticity" Phys. Rev. B 103, L220402 (2021).
- "Spin-charge conversion and current vortex in spin-orbit coupled systems" (invited) APL Materials 9, 060904 (2021). arXiv:2103.06540
- "Skyrmion Creation and Annihilation by Electric Current Vorticity" (invited) IEEE Transactions on Magnetics (2022).
- "Thermoelectric power generation via transverse thermo-spin conversions" (invited) (Featured) (Scilight) Appl. Phys. Lett. 120, 122404 (2022).
- "Seebeck effect of Dirac electrons" J. Phys. Soc. Jpn. 91, 054603 (2022). arXiv:2106.04050
- "Spin Hall effect driven by the spin magnetic moment current in Dirac materials" Phys. Rev. B 105, 214419 (2022). arXiv:2205.11669
Oral presentation (Domestic)
- J. Fujimoto, A. Sakai and H. Kohno, “Ultraviolet Divergence in the Impurity Effect in 2D Dirac Electron System”
JPS 2012 Spring Meeting, Kwansei Gakuin University, Japan - J. Fujimoto and H. Kohno, “Transport Properties of a Dirac Ferromagnet”
JPS 2012 Spring Meeting, Kwansei Gakuin University, Japan - J. Fujimoto and H. Kohno, “Transport Properties of Dirac Ferromagnet II”
JPS 2012 Fall Meeting, Yokohama National University, Japan - J. Fujimoto and H. Kohno, “Gilbert damping torque of Dirac ferromagnet”
JPS 2013 Fall Meeting, Tokushima University, Japan - S. Kawabata, A. Sakai, J. Fujimoto, J. ShibataA and ○H. Kohno, “Gilbert Damping and Feedback Effect in Dirac and Rashba Ferromagnets”
JPS 2013 Fall Meeting, Tokushima University, Japan - J. Fujimoto and H. Kohno, “Transport Properties of Dirac Ferromagnet”
The 3rd Meeting “Dirac electrons in solids”, Ako, Japan (2013). - J. Fujimoto and H. Kohno, “Microscopic calculation of Rashba spin-orbit torques”
JPS 70th Annual Meeting, Waseda University, Japan (2015). - J. Fujimoto and H. Kohno, “Effects of Dirac points on Rashba spin-orbit torques”
JPS 2015 Autumn Meeting, Kansai University, Japan (2015). - J. Fujimoto, T. Fukazawa, and H. Kohno, “Effect of skew scattering on transport properties”
JPS 2016 Autumn Meeting, Kanazawa University, Japan (2016). - J. Fujimoto, “An effective model of antiferromagnetic metal in the adiabatic region and its spin-motive forces”
JPS 2018 Autumn Meeting, Doshisha University, Japan (2018). - J. Fujimoto, “Spin-motive forces of an antiferromagnetic metal in the adiabatic region”
JPS 2018 Autumn Meeting, Kyushu University, Japan (2019). - J. Fujimoto and M. Matsuo, “Oscillation in spin pumping and its electric detection”
JPS 2019 Autumn Meeting, Gifu University, Japan (2019). - J. Fujimoto and M. Matsuo, “Alternating current-induced interfacial spin-transfer torque”
JPS 2020 Spring Meeting, Nagoya University, Japan (2020). - J. Fujimoto and M. Matsuo, “Magnon current generation by dynamical distortion”
JPS 2020 Autum Meeting, Online, Japan (2020). - J. Fujimoto and M. Ogata, “Thermopower via thermo-spin conversion”
JPS 2021 Autum Meeting, Online, Japan (2021). - J. Fujimoto and M. Ogata, “Seebeck effect and spin Nernst effect in Dirac electrons”
JPS 2021 Autum Meeting, Online, Japan (2021). - J. Fujimoto, H. Funaki, W. Koshibae, M. Matsuo, S. Maekawa, “Zeeman coupling and Dzyaloshinskii-Moriya interaction driven by electric current vorticity”
JPS 2022 Spring Meeting, Online, Japan (2022).
Poster presentation (Domestic)
- J. Fujimoto, Y. Fuseya and K. Miyake, “Dirac Liquid; 2nd Perturbation Theory”
JPS 2011 Spring Meeting, Niigata University, Japan - J. Fujimoto, H. Kohno, “Oder Parameters of Dirac Ferromagnet: Analysis by Self-consistent Equation”
JPS 2013 Spring Meeting, Hiroshima University, Japan - J. Fujimoto, H. Kohno, “Transport Properties of a Dirac Ferromagnet”
YITP Symposium, “Dirac electrons in solids”, YITP, Kyoto, Japan - J. Fujimoto, H. Kohno, “Effects of Vertex Corrections on Transport Coefficients of a Dirac Ferromagnet”
JPS 2014 Spring Meeting, Tokai University, Japan - J. Fujimoto, and H. Kohno,“Effects of Dirac points on Rashba spin-orbit torques"
New Perspectives in Spintronic and Mesoscopic Physics, in Kashiwa, Japan, 2015. - J. Fujimoto, H. Kohno, E. van der Bijl, and R.A. Duine, “Microscopic Calculation of Thermal Spin-Orbit Torques”
JPS 2016 Spring Meeting, Tohoku-Gakuin University, Japan - J. Fujimoto, “A Thermal Green Function Method for Non-linear Response”
JPS 2017 Spring Meeting, Osaka University, Japan - J. Fujimoto, and G. Tatara “Microscopic Theory of Rashba-Edelstein Magnetoresistance: Non-local Gauge Field Approach”
JPS 2017 Autumn Meeting, Iwate University, Japan
Oral presentation (International)
- J. Fujimoto and H. Kohno,
“Microscopic calculation of Rashba spin-orbit torques”
APS March Meeting 2015, San Antonio, TX, US, 2015. - J. Fujimoto and G. Tatara, “Effects of non-local emergent electromagnetic fields driven by Rashba spin-orbit coupling”, APS March Meeting 2018, Los Angels, CA, US, 2018.
- [invited] J. Fujimoto, W. Koshibae, M. Matsuo, and S. Maekawa, “Zeeman Coupling and Dzyaloshinskii-Moriya Interaction driven by Electric Current Vorticity”, APW-RIKEN-Tsinghua-Kavli workshop, Sept. 2020, online.
- [invited] J. Fujimoto, “Spin-charge conversion and current vortex”, APW-RIKEN-Tsinghua-Kavli workshop, Oct. 2021, online.
- [invited] J. Fujimoto, H. Funaki, W. Koshibae, M. Matsuo, and S. Maekawa, “Skyrmion Creation and Annihilation by Electric Current Vorticity”, The 15th Joint MMM-INTERMAG Conference, Jan. 2022, online.
Poster presentation (International)
- J. Fujimoto, Y. Fuseya and K. Miyake,
“Dirac Liquid Theory: 2nd Order Perturbation Approach”
TOKIMEKI 2011 International workshop on heavy fermions - J. Fujimoto, H. Kohno,
“Transport properties of Dirac Ferromagnet”
the 7th International Conference on Physics and Applications of Spin-related Phenomena in Semiconductor (PASPS-VII), in Eindhoven, The Netherlands, 2012. - J. Fujimoto, H. Kohno,
“Transport properties of Dirac Ferromagnet”
The 8th International Symposium on Metallic Multilayers (MML2013), Kyoto, Japan, 2012. - J. Fujimoto, H. Kohno,
“Transport properties of Dirac Ferromagnet”
Concepts in Spintronics, KITP(UCSB), California, US, 2013. - J. Fujimoto, and H. Kohno,“Effects of Dirac points on Rashba spin-orbit torques", New Perspectives in Spintronic and Mesoscopic Physics, in Kashiwa, Japan, 2015.
- J. Fujimoto, and H. Kohno,“Effects of skew scattering on non-dissipative transport properties", International workshop on nano-spin conversion science & quantum spin dynamics, University of Tokyo, Japan, 2016.
- J. Fujimoto, and G. Tatara,“Non-local spin-to-charge conversion via Rashba spin-orbit coupling", One-Day Symposium on Spintronic Properties of Graphene and Related 2D Materials, University of Tokyo, Japan, 2018.
Contact Information
- Address
- 7-3-1 Hongo, Bunkyo, Tokyo 113-0033, Japan
- Office
- Faculty of Science Bldg.1, Room 939
- Email address
- fujimoto.junji@gmail.com
- Email me in English or Japanese.