Hoil Kim

Contact

Email: kim.hoil.a2_at_tohoku.ac.jp (Replace _at_ with @)
Phone: +81-22-215-2044

　　　　　　　　　　　　　　　　　　　　

Curriculum Vitae

[Education]
August 2015 B.S., Department of Physics, Pohang University of Science and Technology (POSTECH)
August 2023 Ph.D., Department of Physics, Pohang University of Science and Technology (POSTECH) (Supervisor: Prof. Jun Sung Kim)
[Research Experience]
September 2023 Postdoctoral researcher, Department of Physics, Pohang University of Science and Technology (POSTECH)
January 2026 Postdoctoral researcher, Institute for Material Research, Tohoku University

Main Focus

Topological semimetals, Spintronics and magnonics, Chiral antiferromagnets and helimagnet, Single crystal growth, Exotic quantum matter in correlated systems etc...

Publications

[Original articles] (Last updated: March 9th, 2026)
[9] Jiwon Jeon , Taehyeok Kim , Jiho Jang, Hoil Kim, Mykhaylo Ozerov, Jun Sung Kim, Hongki Min, and Eunjip Choi,
“Unveiling Three Types of Fermions in a Nodal Ring Topological Semimetal through Magneto-Optical Transitions”
Physical Review Letters 135, 086901 (2025).
[8] Hyo Won Kim, Junseo Jung, Gahee Lee, Tae Su Park, Won-Jun Jang, Hoil Kim, Jun Sung Kim, Ji Hoon Shim, Bohm-Jung Yang, and Sangjun Jeon,
"Direct observation of anisotropic Coulomb screening in a topological nodal line semimetal"
Advanced Science, 2407437 (2025).
[7] Jiwon Jeon, Jiho Jang, Hoil Kim, Taesu Park, Dongwook Kim, Soonjae Moon, Jun Sung Kim, Ji Hoon Shim, Hongki Min, and Eunjip Choi,
"Optical Transitions of a Single Nodal Ring in SrAs3: Radially and Axially Resolved Characterization"
Physical Review Letters 131, 236903 (2023).
[6] Hoil Kim, Jong Mok Ok, Seyeong Cha, Bo Gyu Jang, Chang Il Kwon, Yoshimitsu Kohama, Koichi Kindo, Won Joon Cho, Eun Sang Choi, YounJung Jo, Woun Kang, Ji Hoon Shim, Keun Su Kim, and Jun Sung Kim,
"Quantum transport evidence of isolated topological nodal-line fermions"
Nature Communications 13, 7188 (2022).
[5] Soo-Whan Kim, Hoil Kim, Jeong-Kyu Kim, Woo-Suk Noh, Jinsu Kim, Kyoung-Min Kim, Ki-Seok Kim, Jun Sung Kim, Jae-Hoon Park, and Myung-Hwa Jung,
"Effect of antiferromagnetic order on topological electronic structure in Eu-substituted Bi2Se3 single crystals"
APL Materials, 8, 111108 (2020)..
[4] Tae-Ha Hwang, Hong-Seok Kim, Hoil Kim, Jun Sung Kim, and Yong-Joo Doh,
"Electrical detection of spin-polarized current in topological insulator Bi1.5Sb0.5Te1.7Se1.3"
Current Applied Physics 19, 917-923 (2019).
[3] Wonhee Ko, Giang D. Nguyen, Hoil Kim, Jun Sung Kim, X.-G. Zhang, and An-Ping Li,
"Accessing the intrinsic spin transport in topological insulator by controlling the crossover of bulk-to-surface conductance"
Physical Review Letters 121, 176801 (2018).
[2] Soonyoung Cha, Minji Noh, Je-Hyun Kim, Jangyup Son, Hyemin Bae, Doeon Lee, Hoil Kim, Jekwan Lee, Hoseung Shin, Sangwan Sim, Seunghoon Yang, Chul-Ho Lee, Moon-Ho Jo, Jun Sung Kim, Dohun Kim, and Hyunyong Choi,
"Generation, transport, and detection of valley-locked spin photocurrent in WSe2-graphene-Bi2Se3 heterostructures"
Nature Nanotechnology 13, 910 (2018).
[1] Jekwan Lee, Sangwan Sim, Soohyun Park, Chihun In, Seungwan Cho, Seungmin Lee, Soonyoung Cha, Sooun Lee, Hoil Kim, Jehyun Kim, Wooyoung Shim, Jun Sung Kim, Dohun Kim, and Hyunyong Choi,
"Role of Spin Hall Effect in the Topological Side Surface Conduction"
ACS Photonics 5, 3347 (2018).