Evidence map›Paper›PMID 31413256›Full record

ArticleNature communications2019

Coherent anti-Stokes Raman spectroscopy of single and multi-layer graphene.

A Virga, C Ferrante, G Batignani, D De Fazio, A D G Nunn, A C Ferrari, G Cerullo, T Scopigno

Abstract read
In one paragraph

Article in Nature communications, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing 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

13 citing papers in PubMed.

  1. Article
  2. Review
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  8. Picosecond energy transfer in a transition metal dichalcogenide-graphene heterostructure revealed by transient Raman spectroscopy.Proceedings of the National Academy of Sciences of the United States of America · 2022
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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

8 authors.

A VirgaDipartimento di Fisica, Universitá di Roma, "La Sapienza", I-00185, Roma, Italy.
C FerranteDipartimento di Fisica, Universitá di Roma, "La Sapienza", I-00185, Roma, Italy. carino.ferrante@iit.it.ORCID http://orcid.org/0000-0002-6391-0672
G BatignaniDipartimento di Fisica, Universitá di Roma, "La Sapienza", I-00185, Roma, Italy.ORCID http://orcid.org/0000-0002-6214-8604
D De FazioCambridge Graphene Centre, Cambridge University, 9 JJ Thomson Avenue, Cambridge, CB3 OFA, UK.
A D G NunnIstituto Italiano di Tecnologia, Center for Life Nano Science @Sapienza, Roma, I-00161, Italy.
A C FerrariCambridge Graphene Centre, Cambridge University, 9 JJ Thomson Avenue, Cambridge, CB3 OFA, UK.ORCID http://orcid.org/0000-0003-0907-9993
G CerulloIFN-CNR, Dipartimento di Fisica, Politecnico di Milano, P.zza L. da Vinci 32, 20133, Milano, Italy.
T ScopignoDipartimento di Fisica, Universitá di Roma, "La Sapienza", I-00185, Roma, Italy. tullio.scopigno@roma1.infn.it.ORCID http://orcid.org/0000-0002-7437-4262

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Spontaneous Raman spectroscopy is a powerful characterization tool for graphene research. Its extension to the coherent regime, despite the large nonlinear third-order susceptibility of graphene, has so far proven challenging. Due to its gapless nature, several interfering electronic and phononic transitions concur to generate its optical response, preventing to retrieve spectral profiles analogous to those of spontaneous Raman. Here we report stimulated Raman spectroscopy of the G-phonon in single and multi-layer graphene, through coherent anti-Stokes Raman Scattering. The nonlinear signal is dominated by a vibrationally non-resonant background, obscuring the Raman lineshape. We demonstrate that the vibrationally resonant coherent anti-Stokes Raman Scattering peak can be measured by reducing the temporal overlap of the laser excitation pulses, suppressing the vibrationally non-resonant background. We model the spectra, taking into account the electronically resonant nature of both. We show how coherent anti-Stokes Raman Scattering can be used for graphene imaging with vibrational sensitivity.

Identifiers

PMID31413256
PMCPMC6694162

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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.