Evidence map›Paper›PMID 41565616›Full record

ArticleLight, science & applications2026

Dispersion engineering by rotational symmetry breaking in an optical microcavity.

Jian-Zheng Ren, Li-Jie Li, Rui-Qi Zhang, Zhi-Yan Wang, Qi-Tao Cao, Yun-Feng Xiao

Abstract read
In one paragraph

Article in Light, science & applications, 2026. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 2 papers.

0numbers the graph read from it
0cells of the map it votes in
2citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

2 citing papers in PubMed.

  1. Article
  2. Article
4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Jian-Zheng RenState Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, New Cornerstone Science Labotatory, School of Physics, Peking University, Beijing, 100871, China.
Li-Jie LiState Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, New Cornerstone Science Labotatory, School of Physics, Peking University, Beijing, 100871, China.
Rui-Qi ZhangState Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, New Cornerstone Science Labotatory, School of Physics, Peking University, Beijing, 100871, China.
Zhi-Yan WangState Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, New Cornerstone Science Labotatory, School of Physics, Peking University, Beijing, 100871, China.
Qi-Tao CaoState Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, New Cornerstone Science Labotatory, School of Physics, Peking University, Beijing, 100871, China. caoqt@pku.edu.cn.
Yun-Feng XiaoState Key Laboratory for Mesoscopic Physics, Frontiers Science Center for Nano-optoelectronics, New Cornerstone Science Labotatory, School of Physics, Peking University, Beijing, 100871, China. yfxiao@pku.edu.cn.ORCID http://orcid.org/0000-0002-0296-7130

Funding

National Natural Science Foundation of China (National Science Foundation of China) 12293051National Natural Science Foundation of China (National Science Foundation of China) 12521004
6 · The paper itself

Abstract

Dispersion engineering is pivotal for nonlinear optics, yet it often faces challenges posed by material and structural limitations. Here, we establish rotational symmetry breaking as the guiding principle for dispersion engineering in optical microcavities. Through boundary deformation, multi-branch global dispersion emerges in island modes, and local dispersion is controlled via resonance-assisted tunneling between quasi-whispering gallery modes. Enabled by the global dispersion, the optical parametric oscillation is predicted in blue-violet light spectrum with high efficiency (>55%) and large frequency separation (>180 THz). Using the local dispersion engineering, the doubly-resonant enhancement of second-harmonic generation is regulated by the resonance-assisted tunneling.

Identifiers

PMID41565616
PMCPMC12823584

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.