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Researcher Information

last modified:2024/07/21

Assistant Professor Yukiko Obata


Faculty, Affiliation

Faculty of Mathematics and Physics, Institute of Science and Engineering

College and School Educational Field

Division of Mathematical and Physical Science, Graduate School of Natural Science and Technology
Division of Mathematical and Physical Sciences, Graduate School of Natural Science and Technology
Course in Physics, School of Mathematics and Physics, College of Science and Engineering


Yoshida Group, Ultra-Low Temperature Physics laboratory

Academic Background

【Academic background(Doctoral/Master's Degree)】
Tokyo Institute of Technology Doctor Interdisciplinary Graduate School of Science and Engineering Department of Materials Science and Engineering 201803 Completed
Tokyo Institute of Technology Master Interdisciplinary Graduate School of Science and Engineering Department of Materials Science and Engineering 201503 Completed
【Academic background(Bachelor's Degree)】
Ochanomizu University Department of Physics 201303


Kanazawa University Institute of Science and Engineering Faculty of Mathematics and Physics Specially Appointed Assistant Professor(2023/05-)
Okinawa Institute of Science and Technology Graduate University Quantum Materials Science Unit (Okada Unit) Postdoctoral Scholar(2022/05-2023/04)
High Energy Accelerator Research Organization(2018/04-2019/09)

Year & Month of Birth

Academic Society

American Physical Society



Condensed matter physics I、Condensed matter physics II

Speciality Keywords

Research Themes

- Realization of spin-polarized superconductivity at the hetero-interface between iron-based superconductors and ferromagnets. - Investigation of FFLO states in heavy-fermion superconductors in high magnetic fields



  •  Chemical Composition Control at the Substrate Interface as the Key for FeSe Thin-Film Growth Yukiko Obata,Michiko Sato,Yuji Kondo,Yuta Yamaguchi,Igor A. Karateev,Ivan Pavlov,Alexander L. Vasiliev,Silvia Haindl ACS Applied Materials & Interfaces 13 44 53162 2021/10/26
  •  Challenges for Pulsed Laser Deposition of FeSe Thin Films Yukiko Obata,Igor A. Karateev,Ivan Pavlov,Alexander L. Vasiliev,Silvia Haindl Micromachines 12 10 1224 2021/10/07 
  •  Natural van der Waals heterostructural single crystals with both magnetic and topological properties Wu Jiazhen,Liu Fucai,Sasase Masato,Ienaga Koichiro,Obata Yukiko,Yukawa Ryu,Horiba Koji,Kumigashira Hiroshi,Okuma Satoshi,Inoshita Takeshi,Hosono Hideo SCIENCE ADVANCES 5 11 2019/11
  •  Electronic structure of a monoatomic Cu2Si layer on a Si(111) substrate Cameau M,Yukawa R,Chen C-H,Huang A,Ito S,Ishibiki R,Horiba K,Obata Y,Kondo T,Kumigashira H,Jeng H-T,D'angelo M,Matsuda I PHYSICAL REVIEW MATERIALS 3 4 2019/04/24
  •  Shubnikov-de Haas oscillations in the three-dimensional Dirac fermion system Ca3PbO Yukiko Obata,Yoshimitsu Kohama,Satoru Matsuishi,Hideo Hosono Physical Review B 99 11 115133-1 2019/03/22 

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  •  Insulator-like behavior coexisting with metallic electronic structure in strained FeSe thin films grown by molecular beam epitaxy Kota Hanzawa,Yuta Yamaguchi,Yukiko Obata,Satoru Matsuishi,Hidenori Hiramatsu,Toshio Kamiya,Hideo Hosono PHYSICAL REVIEW B 99 035148 2019/01/24
  •  Flux growth and magneto-transport properties of cubic antiperovskite Ca3PbO single crystals Yukiko Obata,Satoru Matsuishi,Hideo Hosono Materials Research Bulletin 106 1 2018/10/01
  •  ARPES studies of the inverse perovskite Ca3PbO: Experimental confirmation of a candidate 3D Dirac fermion system Yukiko Obata,Ryu Yukawa,Koji Horiba,Hiroshi Kumigashira,Yoshitake Toda,Satoru Matsuishi,Hideo Hosono PHYSICAL REVIEW B 96 15 2017/10

Conference Presentations

  • Interface-enhanced Superconductivity in Monolayer FeSe on SrVO3 (SVO)(conference:International Conference on Strongly Correlated Electron Systems 2023)(2023/07)
  • Revealing the band folding in YBa2Cu3O7-d films with calcium doping by ARPES(conference:International Conference on Strongly Correlated Electron Systems 2023)(2023/07)
  • STM/STS of Two-Dimensional Topological Insulator Candidate HfZrTe4(conference:JPS 2022 Autumn Meeting)(2022/09/13)
  • Investigation of Novel Low Temperature Phases in CeTe3 by STM/STS(2022/09/12)
  • Visualization of vortex configuration on a spinel oxide superconductor LiTi2O4 by STM/STS(2022/09/15)

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  • Chemical composition control at the substrate interface as the key for FeSe thin film growth(conference:International Meeting on Thin Film Interfaces and Composite Crystals)(2021/01/25)
  • Chemical Composition and its Control at the FeSe/MgO Interface(conference:7th International Conference on Superconductivity and Magnetism)(2021/10/25)
  • Fermi surface in the three-dimensional Dirac fermion system Ca3Pb1-xBixO(conference:26th International Workshop on Oxides Electronics)(2019/10/01)
  • The existence of three-dimensional Dirac-like cone in Ca3Pb1-xBixO(conference:14th International Conference on Atomically Controlled Surfaces, Interfaces and Nanostructures (ACSIN-14))(2018/10/21)
  • Angle-Resolved Photoemission Spectroscopy and Shubnikov-de Haas Measurements of Ca3Pb1-xBixO(conference:American Physical Society March Meeting)(2018/03/05)
  • Effects of Bi Substitution on Transport Properties of Ca3Pb1-xBixO Single Crystals(conference:The 10th International Conference on the Science and Technology for Advanced Ceramics (STAC-10))(2017/08/01)


Arts and Fieldwork


Theme to the desired joint research

○Application of heavy-fermion superconductors

Grant-in-Aid for Scientific Research


Competitive research funding,Contribution

Collaborative research,Consignment study

Classes (Bachelors)

○Physics Experiments 2B(2023)
○Physics Experiments 2A(2023)
○Physics Experiments 2(2023)
○Physics Experiments 2(2023)

Classes (Graduate Schools)

International Project

International Students

Lecture themes

Others (Social Activities)

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