Evidence map›Paper›PMID 35449158›Full record

ArticleNature communications2022

Dual-comb photothermal spectroscopy.

Qiang Wang, Zhen Wang, Hui Zhang, Shoulin Jiang, Yingying Wang, Wei Jin, Wei Ren

Open access · goldAbstract read
In one paragraph

Article in Nature communications, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 23 papers.

0numbers the graph read from it
0cells of the map it votes in
23citing papers in PubMed
16.1field-weighted citation impact, top 1% of its field
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

23 citing papers in PubMed, 113 citations in OpenAlex.

  1. Metastable CeZrONature communications · 2026
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  19. Cavity-enhanced photoacoustic dual-comb spectroscopy.Light, science & applications · 2024
    Article
  20. Dual-comb optomechanical spectroscopy.Nature communications · 2023
    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

7 authors at 4 institutions in 2 countries.

Qiang Wang *State Key Laboratory of Applied Optics, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, 130033, Changchun, China. wangqiang@ciomp.ac.cn.ORCID http://orcid.org/0000-0001-9875-7500
Zhen Wang *Department of Mechanical and Automation Engineering, and Shenzhen Research Institute, The Chinese University of Hong Kong, New Territories, Hong Kong SAR, China. wangzhen@link.cuhk.edu.hk.ORCID http://orcid.org/0000-0002-5174-3184
Hui ZhangState Key Laboratory of Applied Optics, Changchun Institute of Optics, Fine Mechanics and Physics, Chinese Academy of Sciences, 130033, Changchun, China.
Shoulin JiangDepartment of Electrical Engineering, The Hong Kong Polytechnic University, Kowloon, Hong Kong SAR, China.
Yingying WangInstitute of Photonics Technology, Jinan University, 510632, Guangzhou, China.
Wei JinDepartment of Electrical Engineering, The Hong Kong Polytechnic University, Kowloon, Hong Kong SAR, China.
Wei RenDepartment of Mechanical and Automation Engineering, and Shenzhen Research Institute, The Chinese University of Hong Kong, New Territories, Hong Kong SAR, China. renwei@mae.cuhk.edu.hk.ORCID http://orcid.org/0000-0001-6681-593X
Chinese Academy of Sciences · CNChinese University of Hong Kong · HKHong Kong Polytechnic University · HKJinan University · CN

Funding

National Science Foundation of China | Young Scientists Fund 62005267;#xFF1B;51776179
6 · The paper itself

Abstract

Dual-comb spectroscopy (DCS) has revolutionized optical spectroscopy by providing broadband spectral measurements with unprecedented resolution and fast response. Photothermal spectroscopy (PTS) with a pump-probe configuration offers a highly sensitive gas sensing method, which is normally performed using a single-wavelength pump laser. The merging of PTS with DCS may enable a spectroscopic method by taking advantage of both technologies, which has never been studied yet. Here, we report dual-comb photothermal spectroscopy (DC-PTS) by passing dual combs and a probe laser through a gas-filled anti-resonant hollow-core fiber, where the generated multi-heterodyne modulation of the refractive index is sensitively detected by an in-line interferometer. As an example, we have measured photothermal spectra of acetylene over 1 THz, showing a good agreement with the spectral database. Our proposed DC-PTS provides opportunities for broadband gas sensing with super-fine resolution and high sensitivity, as well as with a small sample volume and compact configuration.

Identifiers

PMID35449158
PMCPMC9023540
OpenAlexW4225550272

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

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.