Evidence map›Paper›PMID 34552076›Full record

ArticleNature communications2021

Tunable unidirectional nonlinear emission from transition-metal-dichalcogenide metasurfaces.

Mudassar Nauman, Jingshi Yan, Domenico de Ceglia, Mohsen Rahmani, Khosro Zangeneh Kamali, Costantino De Angelis, Andrey E Miroshnichenko, Yuerui Lu, Dragomir N Neshev

Abstract read
In one paragraph

Article in Nature communications, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 22 papers.

0numbers the graph read from it
0cells of the map it votes in
22citing 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

22 citing papers in PubMed.

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  18. All-2D material photonic devices.Nanoscale advances · 2023
    Review
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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.

Mudassar NaumanSchool of Engineering, Australian National University, Canberra, ACT, 2601, Australia.ORCID http://orcid.org/0000-0002-9658-0622
Jingshi YanARC Centre of Excellence for Transformative Meta-Optical Systems, Department of Electronic Materials Engineering, Research School of Physics, The Australian National University, Canberra, ACT, 2601, Australia.
Domenico de CegliaDepartment of Information Engineering, University of Padova, Via G. Gradenigo, 6/B, Padova, Italy. domenico.deceglia@unipd.it.
Mohsen RahmaniAdvanced Optics and Photonics Laboratory, Department of Engineering, School of Science and Technology, Nottingham Trent University, Nottingham, NG11 8NS, UK.ORCID http://orcid.org/0000-0001-9268-4793
Khosro Zangeneh KamaliARC Centre of Excellence for Transformative Meta-Optical Systems, Department of Electronic Materials Engineering, Research School of Physics, The Australian National University, Canberra, ACT, 2601, Australia.ORCID http://orcid.org/0000-0002-3160-737X
Costantino De AngelisDepartment of Information Engineering, University of Brescia, Via Branze 38, 25123, Brescia, Italy.
Andrey E MiroshnichenkoSchool of Engineering and Information Technology, University of New South Wales, Canberra, ACT, 2600, Australia. andrey.miroshnichenko@unsw.edu.au.ORCID http://orcid.org/0000-0001-9607-6621
Yuerui LuSchool of Engineering, Australian National University, Canberra, ACT, 2601, Australia. yuerui.lu@anu.edu.au.ORCID http://orcid.org/0000-0001-6131-3906
Dragomir N NeshevARC Centre of Excellence for Transformative Meta-Optical Systems, Department of Electronic Materials Engineering, Research School of Physics, The Australian National University, Canberra, ACT, 2601, Australia. dragomir.neshev@anu.edu.au.ORCID http://orcid.org/0000-0002-4508-8646

Funding

Department of Education and Training | Australian Research Council (ARC) CE200100010Medical Research Council MR/T040513/1
6 · The paper itself

Abstract

Nonlinear light sources are central to a myriad of applications, driving a quest for their miniaturisation down to the nanoscale. In this quest, nonlinear metasurfaces hold a great promise, as they enhance nonlinear effects through their resonant photonic environment and high refractive index, such as in high-index dielectric metasurfaces. However, despite the sub-diffractive operation of dielectric metasurfaces at the fundamental wave, this condition is not fulfilled for the nonlinearly generated harmonic waves, thereby all nonlinear metasurfaces to date emit multiple diffractive beams. Here, we demonstrate the enhanced single-beam second- and third-harmonic generation in a metasurface of crystalline transition-metal-dichalcogenide material, offering the highest refractive index. We show that the interplay between the resonances of the metasurface allows for tuning of the unidirectional second-harmonic radiation in forward or backward direction, not possible in any bulk nonlinear crystal. Our results open new opportunities for metasurface-based nonlinear light-sources, including nonlinear mirrors and entangled-photon generation.

Identifiers

PMID34552076
PMCPMC8458373

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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.