Kai Xu

3.8k total citations · 2 hit papers
86 papers, 2.5k citations indexed

About

Kai Xu is a scholar working on Atomic and Molecular Physics, and Optics, Artificial Intelligence and Materials Chemistry. According to data from OpenAlex, Kai Xu has authored 86 papers receiving a total of 2.5k indexed citations (citations by other indexed papers that have themselves been cited), including 46 papers in Atomic and Molecular Physics, and Optics, 36 papers in Artificial Intelligence and 16 papers in Materials Chemistry. Recurrent topics in Kai Xu's work include Quantum Information and Cryptography (30 papers), Quantum Computing Algorithms and Architecture (28 papers) and Quantum and electron transport phenomena (18 papers). Kai Xu is often cited by papers focused on Quantum Information and Cryptography (30 papers), Quantum Computing Algorithms and Architecture (28 papers) and Quantum and electron transport phenomena (18 papers). Kai Xu collaborates with scholars based in China, United States and Japan. Kai Xu's co-authors include Ning Huang, Hongzheng Chen, Dongning Zheng, Chao Song, H. Wang, Heng Fan, Qiujiang Guo, Wuxin Liu, Xiaoyi Xu and Keqiang Huang and has published in prestigious journals such as Science, Journal of the American Chemical Society and Physical Review Letters.

In The Last Decade

Kai Xu

77 papers receiving 2.4k 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.

10-Qubit Entanglement and Parallel Logic Operations with a Superconducting Circuit

2017 287 citations Chao Song, Kai Xu et al. Physical Review Letters profile →
Generation of multicomponent atomic Schrödinger cat states of up to 20 qubits

2019 240 citations Chao Song, Kai Xu et al. Science profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name	h						Papers	Cites
Kai Xu China	27	1.3k	1.0k	661	337	320	86	2.5k
K. Harrabi Saudi Arabia	24	1.4k 1.1×	988 1.0×	542 0.8×	28 0.1×	405 1.3×	67	2.4k
Junzi Liu United States	15	1.1k 0.9×	287 0.3×	537 0.8×	185 0.5×	174 0.5×	26	1.8k
Zhihui Peng China	26	581 0.5×	333 0.3×	175 0.3×	196 0.6×	176 0.6×	94	1.9k
I. Guedes Brazil	26	829 0.7×	186 0.2×	1.5k 2.3×	137 0.4×	738 2.3×	132	2.6k
Wei Qiu China	24	304 0.2×	122 0.1×	437 0.7×	84 0.2×	305 1.0×	70	1.5k
Joshua Nunn United Kingdom	27	1.4k 1.1×	901 0.9×	290 0.4×	316 0.9×	274 0.9×	54	2.6k
Christian Schneider Germany	22	589 0.5×	190 0.2×	352 0.5×	318 0.9×	160 0.5×	61	1.3k
Shi‐Jie Xiong China	23	812 0.6×	90 0.1×	1.0k 1.5×	42 0.1×	572 1.8×	215	2.2k
Muhammad Ashfaq Ahmad Pakistan	28	385 0.3×	265 0.3×	1.1k 1.6×	54 0.2×	1.0k 3.2×	123	2.7k

Countries citing papers authored by Kai Xu

Since Specialization

Citations

This map shows the geographic impact of Kai Xu'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 Kai Xu with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Kai Xu more than expected).

Fields of papers citing papers by Kai Xu

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Kai Xu. 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 Kai Xu. The network helps show where Kai Xu may publish in the future.

Co-authorship network of co-authors of Kai Xu

This figure shows the co-authorship network connecting the top 25 collaborators of Kai Xu. A scholar is included among the top collaborators of Kai Xu 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 Kai Xu. Kai Xu 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

Yan, Tao, Feng Wang, Yuhan Zhu, et al.. (2025). CMOS-Compatible Fabrication of 2D Semiconductor-Based CFETs via High-k Dielectric van der Waals Encapsulation. Nano Letters. 25(15). 6125–6133. 3 indexed citations

Wang, Hailiang, Yuda Zhao, Yang Xu, et al.. (2025). Self‐Compliant, Variation‐Suppressed Memristor Implemented with Carbon Nanotube/hBN/Silver Nanowire Cross‐Point Structure. Advanced Functional Materials. 35(25). 4 indexed citations

Shi, Yun‐Hao, Weiping Yuan, Jiacheng Song, et al.. (2025). Stable and efficient charging of superconducting capacitively shunted flux quantum batteries. Physical Review Applied. 24(5). 1 indexed citations

Li, Gaoyang, Shengyong Li, Cheng‐Lin Deng, et al.. (2025). On-demand shaped-photon emission based on a parametrically modulated qubit. Physical Review Applied. 23(2). 2 indexed citations

Xiang, Zhongcheng, et al.. (2025). Topological Eigenvalue Braiding and Quantum State Transfer Near a Third-Order Exceptional Point. PRX Quantum. 6(2).

Ding, Zixuan, Kai Xu, Jin Chen, et al.. (2025). Facile construction of graphene based ultra folding resistance and high-efficiency electric heating film by multi-molecules induced orientation and interface regulation. Chemical Engineering Journal. 508. 160845–160845. 5 indexed citations

Wu, Fan, Xu Huang, Huai‐Zhi Wu, et al.. (2025). Enhancement of Sensitivity Near Exceptional Points in Dissipative Qubit‐Resonator Systems. Advanced Quantum Technologies. 8(7). 1 indexed citations

Wang, Ziting, Hao Li, Kaixuan Huang, et al.. (2025). Microwave-activated high-fidelity three-qubit gate scheme for fixed-frequency superconducting qubits. Physical Review Applied. 24(3).

Xu, Kai, Qingqing Gao, Jin Chen, et al.. (2025). Graphene with multiscale synergistic optimization: achieving superior cross-band electromagnetic wave absorption performance. Journal of Materials Chemistry C. 13(10). 5097–5109. 5 indexed citations

10.

Li, Tianming, et al.. (2024). Recovery of damaged information via scrambling in indefinite causal order. Physica Scripta. 99(8). 85117–85117.

11.

Xiang, Zhongcheng, Yu-Xiang Zhang, Xiaohui Song, et al.. (2024). Coherent Control of Bloch Oscillations in a Superconducting Circuit. PRX Quantum. 5(2). 7 indexed citations

12.

Li, Zhichao, Yu Zheng, Hui Wang, et al.. (2023). Covalent organic framework membrane with sub-nano pores for efficient desalination. Journal of Membrane Science. 675. 121551–121551. 35 indexed citations

13.

Chen, Ye‐Hong, Jiahao Lu, Li-Tuo Shen, et al.. (2023). Observation of a Superradiant Phase Transition with Emergent Cat States. Physical Review Letters. 131(11). 32 indexed citations

14.

Liu, Shang, Hekang Li, Kaixuan Huang, et al.. (2023). Observation of entanglement transition of pseudo-random mixed states. Nature Communications. 14(1). 1971–1971. 9 indexed citations

15.

Huang, Kaixuan, Zi-Yong Ge, Hekang Li, et al.. (2022). Variational Quantum Computation of Molecular Linear Response Properties on a Superconducting Quantum Processor. The Journal of Physical Chemistry Letters. 13(39). 9114–9121. 34 indexed citations

16.

Xu, Xiaoyi, Shuo‐Qing Zhang, Kai Xu, et al.. (2022). Janus Dione-Based Conjugated Covalent Organic Frameworks with High Conductivity as Superior Cathode Materials. Journal of the American Chemical Society. 145(2). 1022–1030. 147 indexed citations

17.

Xu, Kai, et al.. (2022). The entanglement and second-order coherence function in a two-atom nonlinear Jaynes-Cummings model. Physica Scripta. 97(3). 35101–35101. 1 indexed citations

18.

Huang, Kaixuan, Chao Song, Kai Xu, et al.. (2021). Quantum generative adversarial networks with multiple superconducting qubits. npj Quantum Information. 7(1). 24 indexed citations

19.

Song, Chao, Kai Xu, Hekang Li, et al.. (2019). Generation of multicomponent atomic Schrödinger cat states of up to 20 qubits. Science. 365(6453). 574–577. 240 indexed citations breakdown →

20.

Xu, Kai. (2011). Relation of antisocial personality disorders to childhood traumatic experiences and shame in prisoners. Zhongguo xinli weisheng zazhi. 2 indexed citations

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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