Evidence map›Paper›PMID 40413167›Full record

ArticleNature communications2025

Self-locked broadband Raman-electro-optic microcomb.

Shuai Wan, Pi-Yu Wang, Ming Li, Rui Ma, Rui Niu, Fang-Wen Sun, Fang Bo, Guang-Can Guo, Chun-Hua Dong

Abstract read
In one paragraph

Article in Nature communications, 2025. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 3 papers.

0numbers the graph read from it
0cells of the map it votes in
3citing 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

3 citing papers in PubMed.

  1. Article
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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

9 authors.

Shuai Wan *Laboratory of Quantum Information, University of Science and Technology of China, Hefei, Anhui, People's Republic of China.
Pi-Yu Wang *Laboratory of Quantum Information, University of Science and Technology of China, Hefei, Anhui, People's Republic of China.
Ming Li *Laboratory of Quantum Information, University of Science and Technology of China, Hefei, Anhui, People's Republic of China.ORCID http://orcid.org/0000-0001-9900-8018
Rui MaMOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University, Tianjin, People's Republic of China.
Rui NiuLaboratory of Quantum Information, University of Science and Technology of China, Hefei, Anhui, People's Republic of China.
Fang-Wen SunLaboratory of Quantum Information, University of Science and Technology of China, Hefei, Anhui, People's Republic of China.ORCID http://orcid.org/0000-0002-9625-7390
Fang BoMOE Key Laboratory of Weak-Light Nonlinear Photonics, TEDA Applied Physics Institute and School of Physics, Nankai University, Tianjin, People's Republic of China. bofang@nankai.edu.cn.ORCID http://orcid.org/0000-0003-0044-2127
Guang-Can GuoLaboratory of Quantum Information, University of Science and Technology of China, Hefei, Anhui, People's Republic of China.
Chun-Hua DongLaboratory of Quantum Information, University of Science and Technology of China, Hefei, Anhui, People's Republic of China. chunhua@ustc.edu.cn.ORCID http://orcid.org/0000-0002-9408-6102

Funding

National Natural Science Foundation of China (National Science Foundation of China) 12293052, 62225506, 12104442, 12374361, and 92250302
6 · The paper itself

Abstract

Optical frequency combs (OFCs), composed of equally spaced frequency lines, are essential for communications, spectroscopy, precision measurement, and fundamental physics research. Recent developments in integrated photonics have advanced chip-scale OFCs, enabling on-chip OFC generation via the Kerr or electro-optic (EO) effect. However, these nonlinear processes can occur simultaneously and are often accompanied by parasitic effects, like Raman scattering, which may impede broadband and low-noise microcomb generation. Here, we harness these interactions to demonstrate a novel OFC, the self-locked Raman-electro-optic (REO) microcomb in a lithium niobate microresonator. By leveraging the collaboration of EO, Kerr and Raman scattering, the REO microcomb spans over 300 nm (~1400 lines) with a 26.03 GHz repetition rate, achieving low-noise operation without external feedback. Our approach points to a direction for improving the performance of microcombs and paves the way for exploring new nonlinear physics, such as new laser locking techniques, through the multi-nonlinear synergy.

Identifiers

PMID40413167
PMCPMC12103580

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