Optical harmonic generation in monolayer group-VI transition metal dichalcogenides

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Optical harmonic generation in monolayer group-VI transition metal dichalcogenides. / Autere, Anton; Jussila, Henri; Marini, Andrea; Saavedra, J. R.M.; Dai, Yunyun; Säynätjoki, Antti; Karvonen, Lasse; Yang, He; Amirsolaimani, Babak; Norwood, Robert A.; Peyghambarian, Nasser; Lipsanen, Harri; Kieu, Khanh; De Abajo, F. Javier García; Sun, Zhipei.

In: Physical Review B, Vol. 98, No. 11, 115426, 17.09.2018.

Research output: Contribution to journalArticleScientificpeer-review

Harvard

Autere, A, Jussila, H, Marini, A, Saavedra, JRM, Dai, Y, Säynätjoki, A, Karvonen, L, Yang, H, Amirsolaimani, B, Norwood, RA, Peyghambarian, N, Lipsanen, H, Kieu, K, De Abajo, FJG & Sun, Z 2018, 'Optical harmonic generation in monolayer group-VI transition metal dichalcogenides' Physical Review B, vol. 98, no. 11, 115426. https://doi.org/10.1103/PhysRevB.98.115426

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Autere A, Jussila H, Marini A, Saavedra JRM, Dai Y, Säynätjoki A et al. Optical harmonic generation in monolayer group-VI transition metal dichalcogenides. Physical Review B. 2018 Sep 17;98(11). 115426. https://doi.org/10.1103/PhysRevB.98.115426

Author

Autere, Anton ; Jussila, Henri ; Marini, Andrea ; Saavedra, J. R.M. ; Dai, Yunyun ; Säynätjoki, Antti ; Karvonen, Lasse ; Yang, He ; Amirsolaimani, Babak ; Norwood, Robert A. ; Peyghambarian, Nasser ; Lipsanen, Harri ; Kieu, Khanh ; De Abajo, F. Javier García ; Sun, Zhipei. / Optical harmonic generation in monolayer group-VI transition metal dichalcogenides. In: Physical Review B. 2018 ; Vol. 98, No. 11.

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@article{d3c95a2895014a79b5154a68a8f0dc3a,
title = "Optical harmonic generation in monolayer group-VI transition metal dichalcogenides",
abstract = "Monolayer transition metal dichalcogenides (TMDs) exhibit high nonlinear optical (NLO) susceptibilities. Experiments on MoS2 have indeed revealed very large second-order (χ(2)) and third-order (χ(3)) optical susceptibilities. However, third-harmonic generation results of other layered TMDs have not been reported. Furthermore, the reported χ(2) and χ(3) of MoS2 vary by several orders of magnitude, and a reliable quantitative comparison of optical nonlinearities across different TMDs has remained elusive. Here, we investigate second- and third-harmonic generation, and three-photon photoluminescence in TMDs. Specifically, we present an experimental study of χ(2) and χ(3) of four common TMD materials (MoS2, MoSe2, WS2, and WSe2) by placing different TMD flakes in close proximity to each other on a common substrate, allowing their NLO properties to be accurately obtained from a single measurement. χ(2) and χ(3) of the four monolayer TMDs have been compared, indicating that they exhibit distinct NLO responses. We further present theoretical simulations of these susceptibilities in qualitative agreement with the measurements. Our comparative studies of the NLO responses of different two-dimensional layered materials allow us to select the best candidates for atomic-scale nonlinear photonic applications, such as frequency conversion and all-optical signal processing.",
author = "Anton Autere and Henri Jussila and Andrea Marini and Saavedra, {J. R.M.} and Yunyun Dai and Antti S{\"a}yn{\"a}tjoki and Lasse Karvonen and He Yang and Babak Amirsolaimani and Norwood, {Robert A.} and Nasser Peyghambarian and Harri Lipsanen and Khanh Kieu and {De Abajo}, {F. Javier Garc{\'i}a} and Zhipei Sun",
note = "| openaire: EC/FP7/631610/EU//GrabFast | openaire: EC/H2020/696656/EU//GrapheneCore1",
year = "2018",
month = "9",
day = "17",
doi = "10.1103/PhysRevB.98.115426",
language = "English",
volume = "98",
journal = "Physical Review B (Condensed Matter and Materials Physics)",
issn = "2469-9950",
publisher = "American Physical Society",
number = "11",

}

RIS - Download

TY - JOUR

T1 - Optical harmonic generation in monolayer group-VI transition metal dichalcogenides

AU - Autere, Anton

AU - Jussila, Henri

AU - Marini, Andrea

AU - Saavedra, J. R.M.

AU - Dai, Yunyun

AU - Säynätjoki, Antti

AU - Karvonen, Lasse

AU - Yang, He

AU - Amirsolaimani, Babak

AU - Norwood, Robert A.

AU - Peyghambarian, Nasser

AU - Lipsanen, Harri

AU - Kieu, Khanh

AU - De Abajo, F. Javier García

AU - Sun, Zhipei

N1 - | openaire: EC/FP7/631610/EU//GrabFast | openaire: EC/H2020/696656/EU//GrapheneCore1

PY - 2018/9/17

Y1 - 2018/9/17

N2 - Monolayer transition metal dichalcogenides (TMDs) exhibit high nonlinear optical (NLO) susceptibilities. Experiments on MoS2 have indeed revealed very large second-order (χ(2)) and third-order (χ(3)) optical susceptibilities. However, third-harmonic generation results of other layered TMDs have not been reported. Furthermore, the reported χ(2) and χ(3) of MoS2 vary by several orders of magnitude, and a reliable quantitative comparison of optical nonlinearities across different TMDs has remained elusive. Here, we investigate second- and third-harmonic generation, and three-photon photoluminescence in TMDs. Specifically, we present an experimental study of χ(2) and χ(3) of four common TMD materials (MoS2, MoSe2, WS2, and WSe2) by placing different TMD flakes in close proximity to each other on a common substrate, allowing their NLO properties to be accurately obtained from a single measurement. χ(2) and χ(3) of the four monolayer TMDs have been compared, indicating that they exhibit distinct NLO responses. We further present theoretical simulations of these susceptibilities in qualitative agreement with the measurements. Our comparative studies of the NLO responses of different two-dimensional layered materials allow us to select the best candidates for atomic-scale nonlinear photonic applications, such as frequency conversion and all-optical signal processing.

AB - Monolayer transition metal dichalcogenides (TMDs) exhibit high nonlinear optical (NLO) susceptibilities. Experiments on MoS2 have indeed revealed very large second-order (χ(2)) and third-order (χ(3)) optical susceptibilities. However, third-harmonic generation results of other layered TMDs have not been reported. Furthermore, the reported χ(2) and χ(3) of MoS2 vary by several orders of magnitude, and a reliable quantitative comparison of optical nonlinearities across different TMDs has remained elusive. Here, we investigate second- and third-harmonic generation, and three-photon photoluminescence in TMDs. Specifically, we present an experimental study of χ(2) and χ(3) of four common TMD materials (MoS2, MoSe2, WS2, and WSe2) by placing different TMD flakes in close proximity to each other on a common substrate, allowing their NLO properties to be accurately obtained from a single measurement. χ(2) and χ(3) of the four monolayer TMDs have been compared, indicating that they exhibit distinct NLO responses. We further present theoretical simulations of these susceptibilities in qualitative agreement with the measurements. Our comparative studies of the NLO responses of different two-dimensional layered materials allow us to select the best candidates for atomic-scale nonlinear photonic applications, such as frequency conversion and all-optical signal processing.

UR - http://www.scopus.com/inward/record.url?scp=85053453406&partnerID=8YFLogxK

U2 - 10.1103/PhysRevB.98.115426

DO - 10.1103/PhysRevB.98.115426

M3 - Article

VL - 98

JO - Physical Review B (Condensed Matter and Materials Physics)

JF - Physical Review B (Condensed Matter and Materials Physics)

SN - 2469-9950

IS - 11

M1 - 115426

ER -

ID: 28395395