Evidence map›Paper›PMID 35389774›Full record

ArticleScience (New York, N.Y.)2022

Topological engineering of terahertz light using electrically tunable exceptional point singularities.

M Said Ergoktas, Sina Soleymani, Nurbek Kakenov, Kaiyuan Wang, Thomas B Smith, Gokhan Bakan, Sinan Balci, Alessandro Principi, Kostya S Novoselov, Sahin K Ozdemir and 1 more

Abstract read
In one paragraph

Article in Science (New York, N.Y.), 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 27 papers.

0numbers the graph read from it
0cells of the map it votes in
27citing 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

27 citing papers in PubMed.

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  20. Switchable Broadband Terahertz Absorbers Based on Conducting Polymer-Cellulose Aerogels.Advanced science (Weinheim, Baden-Wurttemberg, Germany) · 2024
    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

11 authors.

M Said ErgoktasDepartment of Materials, University of Manchester, Manchester, M13 9PL, UK.ORCID 0000-0002-8749-8571
Sina SoleymaniDepartment of Engineering Science and Mechanics, Pennsylvania State University, University Park, PA 16802 USA.ORCID 0000-0002-0216-3095
Nurbek KakenovDepartment of Physics, Bilkent University, Ankara, Turkey.ORCID 0000-0003-2321-6157
Kaiyuan WangDepartment of Materials, University of Manchester, Manchester, M13 9PL, UK.
Thomas B SmithDepartment of Physics and Astronomy, University of Manchester, Manchester, M13 9PL, UK.ORCID 0000-0003-4037-2813
Gokhan BakanDepartment of Materials, University of Manchester, Manchester, M13 9PL, UK.
Sinan BalciDepartment of Photonics, Izmir Institute of Technology, Izmir, Turkey.ORCID 0000-0002-9809-8688
Alessandro PrincipiDepartment of Physics and Astronomy, University of Manchester, Manchester, M13 9PL, UK.ORCID 0000-0002-4776-6965
Kostya S NovoselovDepartment of Physics and Astronomy, University of Manchester, Manchester, M13 9PL, UK.ORCID 0000-0003-4972-5371
Sahin K OzdemirDepartment of Engineering Science and Mechanics, Pennsylvania State University, University Park, PA 16802 USA.ORCID 0000-0002-2625-3992
Coskun KocabasDepartment of Materials, University of Manchester, Manchester, M13 9PL, UK.ORCID 0000-0003-0831-5552

Funding

European Research Council 682723European Research Council 899908
6 · The paper itself

Abstract

The topological structure associated with the branch point singularity around an exceptional point (EP) can provide tools for controlling the propagation of light. Through use of graphene-based devices, we demonstrate the emergence of EPs in an electrically controlled interaction between light and a collection of organic molecules in the terahertz regime at room temperature. We show that the intensity and phase of terahertz pulses can be controlled by a gate voltage, which drives the device across the EP. Our electrically tunable system allows reconstruction of the Riemann surface associated with the complex energy landscape and provides topological control of light by tuning the loss imbalance and frequency detuning of interacting modes. Our approach provides a platform for developing topological optoelectronics and studying the manifestations of EP physics in light-matter interactions.

Identifiers

PMID35389774
PMCPMC7612901

What OpenQuestion holds

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Registered trials

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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.