Office: Room 212, 2/F
Science Centre North Block
Phone: (852) 39436161
E-mail: ktlai(AT)phy.cuhk.edu.hk

Kwing To LAI ORCID iD icon

Education

PhD, Osaka University, Japan (2014)
MPhil., The Chinese University of Hong Kong, Hong Kong (2011)
BSc (Hons), The Chinese University of Hong Kong, Hong Kong (2009)

Positions

2019- Research Assistant Professor
Department of Physics, The Chinese University of Hong Kong

2016-2019 Postdoctoral Research Associate
Department of Physics, The Chinese University of Hong Kong

2015-2016 Postdoctoral Researcher
Max Planck Institute for Chemical Physics of Solids, Germany

 

Publications

Importance of dxy orbital and electron correlation in iron-based superconductors revealed by phase diagram for 1111-system
Tsuyoshi Kawashima, Shigeki Miyasaka, Hirokazu Tsuji, Takahiro Yamamoto, Masahiro Uekubo, Akira Takemori, Kwing To Lai, and Setsuko Tajima
Sci. Rep. 11, 10006 (2021)

The magnetic phase diagram of Sr2Fe3Ch2O3 (Ch = S, Se)
H. Guo, M. T. Fern‡ndez-D’az, K. T. Lai, M. Valldor, A. C. Komarek
J. Magn. Magn. Mater. 532, 167936 (2021)

Fragile pressure-induced magnetism in FeSe superconductors with a thickness reduction
Jianyu Xie, Xinyou Liu, Wei Zhang, Sum Ming Wong, Xuefeng Zhou, Yusheng Zhao, Shanmin Wang, Kwing To Lai, Swee K. Goh
Nano Lett. 21, 9310 (2021) [arXiv:2110.15224]

Pressure-induced enhancement of the superconducting transition temperature in La2O2Bi3AgS6
Esteban I Paredes Aulestia, Xinyou Liu, Yiu Yung Pang, Chun Wa So, Wing Chi Yu, Swee K Goh and Kwing To Lai
J. Phys.: Condens. Matter 34, 06LT01 (2021) [arXiv:2110.14987]

Linear magnetoresistance with a universal energy scale in a strong-coupling superconductor
W. Zhang, Y. J. Hu, C. N. Kuo, S. T. Kuo, Yue-Wen Fang, Kwing To Lai, X. Y. Liu, K. Y. Yip, D. Sun, F. F. Balakirev, C. S. Lue, Hanghui Chen, Swee K. Goh
Phys. Rev. B 102, 241113(R) (2020) [arXiv:2010.003319]

Stabilization of antiferromagnetism in 1T-Fe0.05TaS2
Q. Niu, W. Zhang, Y. T. Chan, E. C. T. O'Farrell, R. Doganov, K. Y. Yip, Kwing To Lai, W. C. Yu, B. Özyilmaz, G. R. Stewart, J. S. Kim, and Swee K. Goh
Phys. Rev. Research 2, 023297 (2020) [arXiv:2006.05283]

Detection of hole pockets in the candidate type-II Weyl semimetal MoTe2 from Shubnikov-de Haas quantum oscillations
Y. J. Hu, W. C. Yu, Kwing To Lai, D. Sun, F. F. Balakirev, W. Zhang, J. Y. Xie, K. Y. Yip, E. I. Paredes Aulestia, Rajveer Jha, Ryuji Higashinaka, Tatsuma D. Matsuda, Y. Yanase, Yuji Aoki, and Swee K. Goh
Phys. Rev. Lett. 124, 076402 (2020) [arXiv:1908.07241]

Angular dependence of the upper critical field in the high-pressure 1T' phase of MoTe2
Y. J. Hu, Yuk Tai Chan, Kwing To Lai, Kin On Ho, Xiaoyu Guo, Hai-Peng Sun, K. Y. Yip, Dickon H. L. Ng, Hai Zhou Lu, and Swee K. Goh
Phys. Rev. Materials 3, 034201 (2019) [arXiv:1903.05388]

Nonsaturating large magnetoresistance in high carrier density nonsymmorphic metal CrP
Q. Niu, W. C. Yu, E. I. Paredes Aulestia, Y. J. Hu, Kwing To Lai, H. Kotegawa, E. Matsuoka, H. Sugawara, H. Tou, D. Sun, F. F. Balakirev, Y. Yanase, and Swee K. Goh
Phys. Rev. B 99, 125126 (2019) [arXiv:1903.05914]

Extended Chemical Flexibility of Cubic Anti-Perovskite Lithium Battery Cathode Materials
Kwing To Lai, Iryna Antonyshyn, Yurii Prots, and Martin Valldor
Inorg. Chem. 57, 13296 (2018)

Evidence of a structural quantum critical point in (CaxSr1-x)3Rh4Sn13 from a lattice dynamics study
Y. W. Cheung, Y. J. Hu, M. Imai, Y. Tanioku, H. Kanagawa, J. Murakawa, K. Moriyama, W. Zhang, K. T. Lai, K. Yoshimura, F. M. Grosche, K. Kaneko, S. Tsutsui, and Swee K. Goh
Phys. Rev. B 98, 161103 (R) (2018) [arXiv:1810.02248]

Extremely large magnetoresistance and the complete determination of the Fermi surface topology in the semimetal ScSb
Y. J. Hu, E. I. Paredes Aulestia, K. F. Tse, C. N. Kuo, J. Y. Zhu, C. S. Lue, K. T. Lai, Swee K. Goh
Phys. Rev. B 98, 035133 (2018) [arXiv:1806.08139]

Synthesis, Characterization, and Electrochemistry of Layered Chalcogenides LiCuCh (Ch = Se, Te)
Martin Valldor, Daria Mikhailova, Lars Giebeler, Kwing To Lai, Lena Spillecke, Hans-Joachim Grafe, and Bernd Büchner
Inorg. Chem. 57, 7201Ð7207 (2018)

Pressure-induced enhancement of non-polar to polar transition temperature in metallic LiOsO3
Esteban I. Paredes Aulestia, Yiu Wing Cheung, Yue-Wen Fang, Jianfeng He, Kazunari Yamaura, Kwing To Lai, Swee K. Goh, and Hanghui Chen
Appl. Phys. Lett. 113, 012902 (2018) [arXiv:1860.00639v2]

Anisotropic two-gap superconductivity and the absence of a Pauli paramagnetic limit in single-crystalline LaO0.5F0.5BiS2
Y. C. Chan, K. Y. Yip, Y. W. Cheung, Y. T. Chan, Q. Niu, J. Kajitani, R. Higashinaka, T. D. Matsuda, Y. Yanase, Y. Aoki, K. T. Lai, Swee K. Goh
Phys. Rev. B 97, 104509 (2018) [arXiv:1710.10841]

Nearly isotropic superconductivity in layered Weyl semimetal WTe2 at 98.5 kbar
Yuk Tai Chan, P. L. Alireza, K. Y. Yip, Q. Niu, K. T. Lai, Swee K. Goh
Phys. Rev. B 96, 180504(R) (2017) [arXiv:1711.00666]

Successive Phase Transitions in Fe2+ Ladder Compounds Sr2Fe3Ch2O3 (Ch = S, Se)
Kwing To Lai, Peter Adler, Yurii Prots, Zhiwei Hu, Chang-Yang Kuo, Tun-Wen Pi and Martin Valldor
Inorg. Chem. 56, 12606-12614 (2017)

Anti-Perovskite Li-Battery Cathode Materials
Kwing To Lai, Iryna Antonyshyn, Yurii Prots, and Martin Valldor
J. Am. Chem. Soc. 139, 9645-9649 (2017)

Magnetism on quasi-1-D lattices in novel non-centrosymmetric Ba3CrVS4O3 and in centrosymmetric La3TMWS3O6 (TM = Cr, Fe, Co)
Jinkwang Kim, Kwing To Lai, Martin Valldor
J. Magn. Magn. Mater. 435, 126-135 (2017)

Canted Antiferromagnetism on Rectangular Layers of Fe2+ in Polymorphic CaFeSeO
Kwing To Lai, Alexander Christoph Komarek, Maria Teresa Fern‡ndez-D’az, Pi-Shan Chang, Sungjoon Huh, Helge Rosner, Chang-Yang Kuo, Zhiwei Hu, Tun-Wen Pi, Peter Adler, Vadim Ksenofontov, Liu Hao Tjeng, and Martin Valldor
Inorg. Chem. 56, 4271-4279 (2017)

Coexistence of spin ordering on ladders and spin dimer formation in a new-structure-type compound Sr2Co3S2O3
Kwing To Lai and Martin Valldor
Sci. Rep. 7, 43767 (2017)

Synthesis and characterization of sulfide oxide SrZnSO with strongly polar crystal structure
Wei Liu, Kwing To Lai, Kai Eckhardt, Yurii Prots, Ulrich Burkhardt and Martin Valldor
J. Solid State Chem. 246, 225 (2017)

57Fe Mössbauer spectroscopy on iron based pnictides and chalcogenides in applied magnetic fields
Sirko Kamusella, Kwing To Lai, Luminita Harnagea, Robert Beck, Ursula Pachmayr, Gohil Singh Thakur, Hans-Henning Klauss
Phys. Status Solidi B 254, 1600160 (2016)

Multiple Antiferromagnetic Spin Fluctuations and Novel Evolution of Tc in Iron-based superconductors LaFe(As1−xPx)(O1−yFy) revealed by 31P-NMR Studies
T. Shiota, H. Mukuda, M. Uekubo, F. Engetsu, M. Tashima, Y. Kitaoka, K. T. Lai, H. Usui, K. Kuroki, S. Miyasaka and S. Tajima 
J. Phys. Soc. Jpn. 85, 053706 (2016)
  • Editors' Choice
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    Evolution of the phase diagram of LaFeP1-xAsxO1-yFy (y = 0 - 0.1)
    K. T. Lai, A. Takemori, S. Miyasaka, F. Engetsu, H. Mukuda, and S. Tajima
    Phys. Rev. B 90, 064504 (2014)

    Emergence of Novel Antiferromagnetic Order Intervening between Two Superconducting Phases in LaFe(As1−xPx)O: 31P-NMR Studies
    H. Mukuda, F. Engetsu, T. Shiota, K. T. Lai, M. Yashima, Y. Kitaoka, S. Miyasaka, and S. Tajima
    J. Phys. Soc. Jpn. 83, 083702 (2014)
     
    Suppression of Superconductivity around x = 0.5 - 0.7 in LaFeP1-xAsxO0.95F0.05
    K. T. Lai, A. Takemori, S. Miyasaka, S. Tajima, A. Nakao, H. Nakao, R. Kumai, and Y. Murakami
    JPS Conf. Proc. 1, 012104 (2014)

    Enhancement of superconducting transition temperature due to antiferromagnetic spin fluctuations in iron pnictides LaFe(As1−xPx)(O1−yFy): 31P-NMR studies
    H. Mukuda, F. Engetsu, K. Yamamoto, K. T. Lai, M. Yashima, Y. Kitaoka, A. Takemori, S. Miyasaka, and S. Tajima
    Phys. Rev. B 89, 064511 (2014)

    Superconductivity in fluorine and yttrium co-doped SmFeAsO
    K. T. Lai, F. L. Kwong, and Dickon H. L. Ng
    J. Appl. Phys. 111, 093912 (2012)