Qing-Xin Ji

1.7k total citations · 2 hit papers
27 papers, 917 citations indexed

About

Qing-Xin Ji is a scholar working on Atomic and Molecular Physics, and Optics, Electrical and Electronic Engineering and Statistical and Nonlinear Physics. According to data from OpenAlex, Qing-Xin Ji has authored 27 papers receiving a total of 917 indexed citations (citations by other indexed papers that have themselves been cited), including 26 papers in Atomic and Molecular Physics, and Optics, 25 papers in Electrical and Electronic Engineering and 2 papers in Statistical and Nonlinear Physics. Recurrent topics in Qing-Xin Ji's work include Advanced Fiber Laser Technologies (26 papers), Photonic and Optical Devices (20 papers) and Mechanical and Optical Resonators (7 papers). Qing-Xin Ji is often cited by papers focused on Advanced Fiber Laser Technologies (26 papers), Photonic and Optical Devices (20 papers) and Mechanical and Optical Resonators (7 papers). Qing-Xin Ji collaborates with scholars based in United States, China and Switzerland. Qing-Xin Ji's co-authors include Heming Wang, Kerry J. Vahala, Lue Wu, Qi‐Fan Yang, John E. Bowers, Boqiang Shen, Joel Guo, Chao Xiang, Weiqiang Xie and Lin Chang and has published in prestigious journals such as Nature, Science and Proceedings of the National Academy of Sciences.

In The Last Decade

Qing-Xin Ji

23 papers receiving 871 citations

Hit Papers

align trajectories sort by overperformance

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.

Integrated turnkey soliton microcombs

2020 324 citations Boqiang Shen, Lin Chang et al. Nature profile →
3D integration enables ultralow-noise isolator-free lasers in silicon photonics

2023 137 citations Chao Xiang, Warren Jin et al. Nature profile →

Author Peers

Peers are selected by citation overlap in the author's most active subfields. citations · hero ref

Author						Papers	Cites
Qing-Xin Ji	799	776	63	50	42	27	917
Grégory Moille	713 0.9×	718 0.9×	44 0.7×	58 1.2×	54 1.3×	61	831
Jingwei Ling	703 0.9×	689 0.9×	37 0.6×	38 0.8×	33 0.8×	25	801
Hanxiao Liang	1.1k 1.4×	1.1k 1.4×	33 0.5×	41 0.8×	55 1.3×	24	1.2k
Daryl T. Spencer	1.0k 1.3×	843 1.1×	18 0.3×	77 1.5×	80 1.9×	29	1.1k
Joerg Pfeifle	1.5k 1.9×	1.5k 1.9×	124 2.0×	69 1.4×	54 1.3×	12	1.7k
Jinghui Yang	444 0.6×	482 0.6×	44 0.7×	27 0.5×	30 0.7×	29	518
José A. Jaramillo-Villegas	698 0.9×	792 1.0×	95 1.5×	147 2.9×	23 0.5×	31	880
Pei‐Hsun Wang	1.3k 1.6×	1.3k 1.7×	132 2.1×	34 0.7×	29 0.7×	16	1.4k
P. Trocha	1.2k 1.5×	1.3k 1.7×	141 2.2×	38 0.8×	47 1.1×	12	1.4k

Countries citing papers authored by Qing-Xin Ji

Since Specialization

Citations

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

Fields of papers citing papers by Qing-Xin Ji

Since Specialization

Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Qing-Xin Ji. 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 Qing-Xin Ji. The network helps show where Qing-Xin Ji may publish in the future.

Co-authorship network of co-authors of Qing-Xin Ji

This figure shows the co-authorship network connecting the top 25 collaborators of Qing-Xin Ji. A scholar is included among the top collaborators of Qing-Xin Ji 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 Qing-Xin Ji. Qing-Xin Ji is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

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20 of 20 papers shown

Ji, Qing-Xin, Jinyu Liu, Mingxiao Li, et al.. (2025). Near-visible integrated soliton microcombs with detectable repetition rates. Nature Communications. 16(1). 4780–4780. 1 indexed citations

Ji, Qing-Xin, Wei Zhang, Anatoliy A. Savchenkov, et al.. (2025). Dispersive-wave-agile optical frequency division. Nature Photonics. 19(6). 624–629. 6 indexed citations

Tian, Hao, Qing-Xin Ji, Shuman Sun, et al.. (2025). Separable integrated frequency control of a microcomb. Optica. 12(9). 1350–1350.

Ji, Qing-Xin, Yan Yu, Maodong Gao, et al.. (2025). Multicolor interband solitons in microcombs. FF143_6–FF143_6.

Chen, Hao-Jing, et al.. (2024). Germano-silicate Ultra-low Loss Photonic Integrated Circuits Across Visible and Near-infrared Spectrum. STh5C.1–STh5C.1. 3 indexed citations

Ji, Qing-Xin, Wei Zhang, Joel Guo, et al.. (2024). Dispersive-wave-agile optical frequency division. 19. JTh5D.1–JTh5D.1. 1 indexed citations

Gao, Maodong, Zhiquan Yuan, Yan Yu, et al.. (2024). Multi-Color Solitons in Coupled-Ring Microresonators. SM3G.1–SM3G.1.

Ji, Qing-Xin, Wei Zhang, Lue Wu, et al.. (2024). Coherent Optical-to-Microwave Link Using an Integrated Microcomb. IEEE Journal of Selected Topics in Quantum Electronics. 30(5: Microresonator Frequency Comb). 1–7. 3 indexed citations

Gao, Maodong, Zhiquan Yuan, Yan Yu, et al.. (2024). Observation of interband Kelly sidebands in coupled-ring soliton microcombs. Optica. 11(7). 940–940. 3 indexed citations

10.

Yuan, Zhiquan, Maodong Gao, Yan Yu, et al.. (2023). Soliton pulse pairs at multiple colours in normal dispersion microresonators. Nature Photonics. 17(11). 977–983. 32 indexed citations

11.

Yuan, Zhiquan, Maodong Gao, Yan Yu, et al.. (2023). Soliton pulse pairs at multiple colors in normal dispersion microresonators. W3B.5–W3B.5. 3 indexed citations

12.

Xiang, Chao, Warren Jin, Osama Terra, et al.. (2023). 3D integration enables ultralow-noise isolator-free lasers in silicon photonics. Nature. 620(7972). 78–85. 137 indexed citations breakdown →

13.

Ji, Qing-Xin, Warren Jin, Joel Guo, et al.. (2023). Integrated microcomb with broadband tunable normal and anomalous dispersion. Tu1A.2–Tu1A.2.

14.

Ji, Qing-Xin, Warren Jin, Lue Wu, et al.. (2023). Engineered zero-dispersion microcombs using CMOS-ready photonics. Optica. 10(2). 279–279. 27 indexed citations

15.

Gao, Maodong, Qi‐Fan Yang, Qing-Xin Ji, et al.. (2022). Probing material absorption and optical nonlinearity of integrated photonic materials. Nature Communications. 13(1). 3323–3323. 59 indexed citations

16.

Yang, Qi‐Fan, Qing-Xin Ji, Lue Wu, et al.. (2021). Dispersive-wave induced noise limits in miniature soliton microwave sources. Nature Communications. 12(1). 1442–1442. 50 indexed citations

17.

Ji, Qing-Xin, Qi-Tao Cao, Heming Wang, et al.. (2021). Single-mode characteristic of a supermode microcavity Raman laser. Proceedings of the National Academy of Sciences. 118(22). 37 indexed citations

18.

Wu, Lue, Heming Wang, Qi‐Fan Yang, et al.. (2020). Greater than one billion Q factor for on-chip microresonators. Optics Letters. 45(18). 5129–5129. 61 indexed citations

19.

Shen, Boqiang, Lin Chang, Junqiu Liu, et al.. (2020). Integrated turnkey soliton microcombs. Nature. 582(7812). 365–369. 324 indexed citations breakdown →

20.

Chen, Hao-Jing, Qing-Xin Ji, Heming Wang, et al.. (2020). Chaos-assisted two-octave-spanning microcombs. Nature Communications. 11(1). 2336–2336. 82 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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