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Publications

 Asst. Prof. Kun-Rok Jeon is grateful to his previous advisors, colleagues, and present students for their support, which has enabled him to publish in prestigious journals such as Nat. Mater. (4), Nat. Nanotech. (1), Nat. Comm. (1), ACS Nano (2),

Phys. Rev. X (1), Phys. Rev. Appl. (2), Phys. Rev. B (5), and so on.

After Coming to CAU

After Coming to CAU

Intrinsic supercurrent non-reciprocity coupled to the crystal structure of a van der Waals Josephson barrier

Authors Jae-Keun Kim, Kun-Rok Jeon, Pranava K Sivakumar, Jaechun Jeon, Chris Koerner, Georg Woltersdorf, Stuart SP Parkin

Journal Nature Communications 15, 1120 (2024)

Chiral antiferromagnetic Josephson junctions as spin-triplet supercurrent spin valves and dc SQUIDs

Authors Kun-Rok Jeon, Binoy Krishna Hazra, Jae-Keun Kim, Jae-Chun Jeon, Hyeon Han, Holger L Meyerheim, Takis Kontos, Audrey Cottet, Stuart SP Parkin

Journal Nature Nanotechnology 18, 747 (2023)

Zero-field polarity-reversible Josephson supercurrent diodes enabled by a proximity-magnetized Pt barrier

Authors Kun-Rok Jeon, Jae-Keun Kim, Jiho Yoon, Jae-Chun Jeon, Hyeon Han, Audrey Cottet, Takis Kontos, Stuart SP Parkin

Journal Nature Materials 21, 21 (2022)

Control of oxygen vacancy ordering in brownmillerite thin films via ionic liquid gating

Authors Hyeon Han, Arpit Sharma, Holger L Meyerheim, Jiho Yoon, Hakan Deniz, Kun-Rok Jeon, Ankit K Sharma, Katayoon Mohseni, Charles Guillemard, Manuel Valvidares, Pierluigi Gargiani, Stuart SP Parkin

Journal ACS nano 16, 6206 (2022)

 Before Coming to CAU

Long-range supercurrents through a chiral non-collinear antiferromagnet in lateral Josephson junctions

Authors Kun-Rok Jeon, Binoy Krishna Hazra, Kyungjune Cho, Anirban Chakraborty, Jae-Chun Jeon, Hyeon Han, Holger L Meyerheim, Takis Kontos, Stuart SP Parkin

Journal Nature Materials 20, 1358 (2021)

Role of two-dimensional ising superconductivity in the nonequilibrium quasiparticle spin-to-charge conversion efficiency

Authors Kun-Rok Jeon, Kyungjune Cho, Anirban Chakraborty, Jae-Chun Jeon, Jiho Yoon, Hyeon Han, Jae-Keun Kim, Stuart SP Parkin

Journal ACS nano 15, 16819 (2021)

Giant transition-state quasiparticle spin-Hall effect in an exchange-spin-split superconductor detected by nonlocal magnon spin transport

Authors Kun-Rok Jeon, Jae-Chun Jeon, Xilin Zhou, Andrea Migliorini, Jiho Yoon, Stuart SP Parkin

Journal ACS nano 14, 15874 (2020)

Tunable Pure Spin Supercurrents and the Demonstration of Their Gateability in a Spin-Wave Device

Authors Kun-Rok Jeon, Xavier Montiel, Sachio Komori, Chiara Ciccarelli, James Haigh, Hidekazu Kurebayashi, Lesley F Cohen, Alex K Chan, Kilian D Stenning, Chang-Min Lee, Matthias Eschrig, Mark G Blamire, Jason WA Robinson

Journal Physical Review X 10, 031020 (2020)

Spin-transport in superconductors

Authors K Ohnishi, S Komori, G Yang, K-R Jeon, X Montiel, MG Blamire, JWA Robinson

Journal Applied Physics Letters 116, 130501 (2020)

Terahertz time-domain spectroscopy

Authors Chiara Ciccarelli, Hannah Joyce, Jason Robinson, Farhan Nur Kholid, Dominik Hamara, Srabani Kar, Kun-Rok Jeon

Journal Scientific Video Protocols (2020)

Abrikosov vortex nucleation and its detrimental effect on superconducting spin pumping in  proximity structures

Authors Kun-Rok Jeon, Chiara Ciccarelli, Hidekazu Kurebayashi, Lesley F Cohen, Sachio Komori, Jason WA Robinson, Mark G Blamire

Journal Physical Review B 99, 144503 (2019)

Effect of Meissner screening and trapped magnetic flux on magnetization dynamics in thick Nb/Ni80Fe20/Nb trilayers

Authors Kun-Rok Jeon, Chiara Ciccarelli, Hidekazu Kurebayashi, Lesley F Cohen, Xavier Montiel, Matthias Eschrig, Thomas Wagner, Sachio Komori, Anand Srivastava, Jason WA Robinson, Mark G Blamire

Journal Phys. Rev. Applied 11, 014061 (2019)

​Exchange-field enhancement of superconducting spin pumping

Authors Kun-Rok Jeon, Chiara Ciccarelli, Hidekazu Kurebayashi, Lesley F Cohen, Xavier Montiel, Matthias Eschrig, Sachio Komori, Jason WA Robinson, Mark G Blamire

Journal Physical Review B 99, 024507 (2019)

​Spin transport parameters of NbN thin films characterized by spin pumping experiments

Authors K Rogdakis, A Sud, M Amado, CM Lee, L McKenzie-Sell, KR Jeon, M Cubukcu, MG Blamire, JWA Robinson, LF Cohen, H Kurebayashi

Journal Physical Review Materials 3, 014406 (2019)

Spin-pumping-induced inverse spin-Hall effect in Nb/Ni80Fe20 bilayers and its strong decay across the superconducting transition temperature

Authors K. -R. Jeon, C. Ciccarell, H. Kurebayashi, J. Wunderlich, L. F. Cohen, S. Komori, J. W. A. Robinson, M. G. Blamire

Journal Phys. Rev. Applied 10, 014029 (2018)

Enhanced spin pumping into superconductors provides evidence for superconducting pure spin currents

Authors Kun-Rok Jeon, Chiara Ciccarelli, Andrew J Ferguson, Hidekazu Kurebayashi, Lesley F Cohen, Xavier Montiel, Matthias Eschrig, Jason WA Robinson, Mark G Blamire

Journal Nature Materials 17, 499 (2018)

Weak temperature and bias dependence of spin accumulation in epitaxial Co70Fe30/MgO tunnel contacts to p-type Ge

Authors Kun-Rok Jeon, Byoung-Chul Min, Seung-Young Park

Journal Jpn. J. Appl. Phys 56, 090303 (2017)

Relative strength of thermal and electrical spin currents in a ferromagnetic tunnel contact on a semiconductor

Authors K-R Jeon, H Saito, S Yuasa, R Jansen

Journal Physical Review B 92, 054403 (2016)

Energy dispersion of tunnel spin polarization extracted from thermal and electrical spin currents

Authors Kun-Rok Jeon, Hidekazu Saito, Shinji Yuasa, Ron Jansen

Journal Physical Review B 91, 155305 (2015)

Voltage tuning of thermal spin current in ferromagnetic tunnel contacts to semiconductors

Authors Kun-Rok Jeon, Byoung-Chul Min, Aurelie Spiesser, Hidekazu Saito, Sung-Chul Shin, Shinji Yuasa, Ron Jansen

Journal Nature Materials 13, 360 (2015)

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