W. K. Kwok

21.5k total citations · 4 hit papers
410 papers, 17.1k citations indexed

About

W. K. Kwok is a scholar working on Condensed Matter Physics, Electronic, Optical and Magnetic Materials and Atomic and Molecular Physics, and Optics. According to data from OpenAlex, W. K. Kwok has authored 410 papers receiving a total of 17.1k indexed citations (citations by other indexed papers that have themselves been cited), including 328 papers in Condensed Matter Physics, 147 papers in Electronic, Optical and Magnetic Materials and 139 papers in Atomic and Molecular Physics, and Optics. Recurrent topics in W. K. Kwok's work include Physics of Superconductivity and Magnetism (273 papers), Advanced Condensed Matter Physics (126 papers) and Magnetic properties of thin films (77 papers). W. K. Kwok is often cited by papers focused on Physics of Superconductivity and Magnetism (273 papers), Advanced Condensed Matter Physics (126 papers) and Magnetic properties of thin films (77 papers). W. K. Kwok collaborates with scholars based in United States, China and Japan. W. K. Kwok's co-authors include U. Welp, G. W. Crabtree, G. W. Crabtree, K. G. Vandervoort, Zhili Xiao, A. E. Koshelev, H. Claus, B. W. Veal, L. J. Nowicki and J. A. Fendrich and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

W. K. Kwok

403 papers receiving 16.5k citations

Hit Papers

align trajectories

What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

Structural properties of oxygen-deficientYBa2Cu3O7−δ

1990 1.0k citations H. Claus, W. K. Kwok et al. profile →
Magnetic measurements of the upper critical field ofYBa2Cu3O7−δsingle crystals

1989 548 citations U. Welp, W. K. Kwok et al. profile →
A new ambient-pressure organic superconductor, .kappa.-(ET)2Cu[N(CN)2]Br, with the highest transition temperature yet observed (inductive onset Tc = 11.6 K, resistive onset = 12.5 K)

1990 539 citations W. K. Kwok et al. Inorganic Chemistry profile →
Emission of Coherent THz Radiation from Superconductors

2007 526 citations A. E. Koshelev, W. K. Kwok et al. profile →

Peers

Countries citing papers authored by W. K. Kwok

Since Specialization

Citations

This map shows the geographic impact of W. K. Kwok's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by W. K. Kwok with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites W. K. Kwok more than expected).

Fields of papers citing papers by W. K. Kwok

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by W. K. Kwok. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by W. K. Kwok. The network helps show where W. K. Kwok may publish in the future.

Co-authorship network of co-authors of W. K. Kwok

This figure shows the co-authorship network connecting the top 25 collaborators of W. K. Kwok. A scholar is included among the top collaborators of W. K. Kwok based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with W. K. Kwok. W. K. Kwok is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

Sort: Min cites: Since: Top N: Style:

20 of 20 papers shown

#	Work	Indexed citations
1	Terahertz emission from intrinsic Josephson junctions in trilayer cuprate superconductor Bi₂Sr₂Ca₂Cu₃O_10+δ 2025 ·Applied Physics Express ·Manabu Tsujimoto, (unknown), (unknown), (unknown), (unknown), U. Welp, W. K. Kwok, (unknown), Takao Watanabe, Itsuhiro Kakeya	0
2	Single-shot magnon interference in a magnon-superconducting-resonator hybrid circuit 2025 ·Nature Communications ·(unknown), Tomas Polakovic, Jinho Lim, T. Cecil, John E. Pearson, Ralu Divan, W. K. Kwok, U. Welp, Axel Hoffmann, Kab‐Jin Kim, V. Novosad, Yi Li	5
3	Field orientation dependent magnetic phases in the Weyl semimetal Co3Sn2S2 2023 ·Physical review. B. ·(unknown), (unknown), Bing Shen, (unknown), U. Welp, W. K. Kwok, Jing Xu, (unknown), Ralu Divan, Zhili Xiao	3
4	Powerful Terahertz Emission from a Bi2Sr2CaCu2O_8+δ Mesa Operating Above 77 K 2023 ·Physical Review Applied ·Karen Kihlstrom, (unknown), (unknown), (unknown), A. E. Koshelev, U. Welp, (unknown), Ralu Divan, Manabu Tsujimoto, K. Kadowaki, W. K. Kwok, Timothy Benseman	9
5	Probing Phosphorus Solubility and Its Effect on Critical Temperature (T_c) in the Helical Superconducting Magnet RbEuFe₄As_4–xP_x 2023 ·Chemistry of Materials ·(unknown), Xiuquan Zhou, Christos D. Malliakas, U. Welp, W. K. Kwok, Duck Young Chung, Mercouri G. Kanatzidis	1
6	Probing intrinsic magnon bandgap in a layered hybrid perovskite antiferromagnet by a superconducting resonator 2023 ·Physical Review Research ·Yi Li, (unknown), Andrew H. Comstock, Yuzan Xiong, Md Azimul Haque, (unknown), (unknown), Tomas Polakovic, John E. Pearson, Ralu Divan, Jian‐Min Zuo, Xian Zhang, U. Welp, W. K. Kwok, Axel Hoffmann, Joseph M. Luther, Matthew C. Beard, Dali Sun, Wei Zhang, V. Novosad	3
7	Large-area photon calorimeter with Ir-Pt bilayer transition-edge sensor for the CUPID experiment 2023 ·Physical Review Applied ·V. Singh, (unknown), (unknown), (unknown), G. Benato, L. Marini, C. Capelli, B. K. Fujikawa, B. Schmidt, C. L. Chang, Yu. G. Kolomensky, B. Welliver, W. K. Kwok, John E. Pearson, U. Welp, M. Lisovenko, (unknown), (unknown), (unknown), V. Novosad	4
8	Tunable Magnetically Induced Transparency Spectra in Magnon-Magnon Coupled Y3Fe5O12/Permalloy Bilayers 2022 ·Physical Review Applied ·Yuzan Xiong, (unknown), Zhengyi Li, (unknown), (unknown), Joseph Sklenar, Peng Li, (unknown), Vasyl Tyberkevych, Hongwei Qu, Zhili Xiao, W. K. Kwok, V. Novosad, Yi Li, Fusheng Ma, Wei Zhang	19
9	Temperature-driven changes in the Fermi surface of graphite 2022 ·Physical review. B. ·Laxman Raju Thoutam, (unknown), Tingting Wang, Yong-Lei Wang, Ralu Divan, Ivar Martin, Adina Luican‐Mayer, U. Welp, W. K. Kwok, Zhili Xiao	3
10	2D Homologous Series SrFM_nBiS_n+2 (M = Pb, Ag_0.5Bi_0.5; n = 0, 1) and Commensurately Modulated Sr₂F₂Bi_2/3S₂ 2022 ·Inorganic Chemistry ·Haijie Chen, (unknown), Jiahong Shen, Jiangang He, Christos D. Malliakas, Ioannis Spanopoulos, Chi Zhang, Chendong Zhao, Yang Wang, Qiang Li, Duck Young Chung, Xianli Su, Fuqiang Huang, W. K. Kwok, Christopher Wolverton, Mercouri G. Kanatzidis	3
11	Interface roughness governed negative magnetoresistances in two-dimensional electron gases in AlGaN/GaN heterostructures 2021 ·Physical Review Materials ·Tingting Wang, Sining Dong, Zhili Xiao, Chong Li, Wencheng Yue, (unknown), Feifan Xu, Yong-Lei Wang, Shengrui Xu, Xiaoli Lu, Jianhua Li, Chenguang Wang, (unknown), Songlin Li, Guozhu Sun, Bin Liu, Hai Lu, Huabing Wang, W. K. Kwok	4
12	Large enhancement of the in-field critical current density of YBCO coated conductors due to composite pinning landscape 2020 ·Superconductor Science and Technology ·Karen Kihlstrom, L. Civale, Serena Eley, Dean J. Miller, U. Welp, W. K. Kwok, P. Niraula, A. Kayani, G. Ghigo, F. Laviano, S. Fleshler, M.W. Rupich, Maxime Leroux	20
13	A Natural 2D Heterostructure [Pb_3.1Sb_0.9S₄][Au_xTe_2–x] with Large Transverse Nonsaturating Negative Magnetoresistance and High Electron Mobility 2019 ·Journal of the American Chemical Society ·Haijie Chen, Jiangang He, Christos D. Malliakas, Constantinos C. Stoumpos, Alexander J. E. Rettie, Jin‐Ke Bao, Duck Young Chung, W. K. Kwok, Christopher Wolverton, Mercouri G. Kanatzidis	11
14	Disorder raises the critical temperature of a cuprate superconductor 2019 ·Proceedings of the National Academy of Sciences ·Maxime Leroux, Vivek Mishra, Jacob P. C. Ruff, H. Claus, M. P. Smylie, Christine Opagiste, P. Rodière, A. Kayani, Genda Gu, J. M. Tranquada, W. K. Kwok, Z. Islam, U. Welp	38
15	Antiferromagnetic Semiconductor BaFMn_0.5Te with Unique Mn Ordering and Red Photoluminescence 2019 ·Journal of the American Chemical Society ·Haijie Chen, (unknown), Jiangang He, Chi Zhang, (unknown), Roberto dos Reis, Jin‐Ke Bao, Ido Hadar, Ioannis Spanopoulos, Christos D. Malliakas, Yihui He, Duck Young Chung, W. K. Kwok, Emily A. Weiss, Vinayak P. Dravid, Christopher Wolverton, Mercouri G. Kanatzidis	11
16	Self-heating, phase coherence, and sidewall angle in stacked intrinsic Josephson junction Bi 2 Sr 2 CaCu 2 O 8 terahertz sources 2019 ·Bulletin of the American Physical Society ·(unknown), Timothy Benseman, A. E. Koshelev, U. Welp, W. K. Kwok, K. Kadowaki	1
17	Melting of vortex lattice in magnetic iron-pnictide superconductor RbEuFe 4 As 4 2019 ·APS ·A. E. Koshelev, Kristin Willa, Roland Willa, M. P. Smylie, Jin‐Ke Bao, Duck Young Chung, Mercouri G. Kanatzidis, U. Welp, W. K. Kwok	1
18	Self-induced magnetic flux structure in magnetic superconductor 2019 ·Bulletin of the American Physical Society ·V. K. Vlasko‐Vlasov, A. E. Koshelev, Jin‐Ke Bao, Duck Young Chung, Mercouri G. Kanatzidis, U. Welp, W. K. Kwok	1
19	Magnetic gates and guides for superconducting vortices 2017 ·Physical review. B. ·V. K. Vlasko‐Vlasov, F. Colauto, A. I. Buzdin, Daniel Rosenmann, Timothy Benseman, W. K. Kwok	19
20	Rapid doubling of the critical current of YBa2Cu3O7−δ coated conductors for viable high-speed industrial processing 2015 ·Applied Physics Letters ·Maxime Leroux, Karen Kihlstrom, Sigrid Holleis, M.W. Rupich, S. Sathyamurthy, S. Fleshler, Huaping Sheng, Dean J. Miller, Serena Eley, L. Civale, A. Kayani, P. Niraula, U. Welp, W. K. Kwok	61

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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