Evidence map›Paper›PMID 28561064›Full record

ArticleNature communications2017

Turbulence hierarchy in a random fibre laser.

Iván R Roa González, Bismarck C Lima, Pablo I R Pincheira, Arthur A Brum, Antônio M S Macêdo, Giovani L Vasconcelos, Leonardo de S Menezes, Ernesto P Raposo, Anderson S L Gomes, Raman Kashyap

Abstract read
In one paragraph

Article in Nature communications, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 7 papers.

0numbers the graph read from it
0cells of the map it votes in
7citing 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

7 citing papers in PubMed.

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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

10 authors.

Iván R Roa GonzálezLaboratório de Física Teórica e Computacional, Departamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.
Bismarck C LimaDepartamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.ORCID 0000-0001-9621-0421
Pablo I R PincheiraDepartamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.
Arthur A BrumLaboratório de Física Teórica e Computacional, Departamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.
Antônio M S MacêdoLaboratório de Física Teórica e Computacional, Departamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.
Giovani L VasconcelosLaboratório de Física Teórica e Computacional, Departamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.ORCID 0000-0001-6609-5960
Leonardo de S MenezesDepartamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.
Ernesto P RaposoLaboratório de Física Teórica e Computacional, Departamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.
Anderson S L GomesDepartamento de Física, Universidade Federal de Pernambuco, Recife-PE 50670-901, Brazil.
Raman KashyapFabulas Laboratory, Department of Engineering Physics, Polytechnique Montreal, Montreal, Quebec, Canada H3C 3A7.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Turbulence is a challenging feature common to a wide range of complex phenomena. Random fibre lasers are a special class of lasers in which the feedback arises from multiple scattering in a one-dimensional disordered cavity-less medium. Here we report on statistical signatures of turbulence in the distribution of intensity fluctuations in a continuous-wave-pumped erbium-based random fibre laser, with random Bragg grating scatterers. The distribution of intensity fluctuations in an extensive data set exhibits three qualitatively distinct behaviours: a Gaussian regime below threshold, a mixture of two distributions with exponentially decaying tails near the threshold and a mixture of distributions with stretched-exponential tails above threshold. All distributions are well described by a hierarchical stochastic model that incorporates Kolmogorov's theory of turbulence, which includes energy cascade and the intermittence phenomenon. Our findings have implications for explaining the remarkably challenging turbulent behaviour in photonics, using a random fibre laser as the experimental platform.

Identifiers

PMID28561064
PMCPMC5499202

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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.