Nonlinear chiral metasurfaces based on structured van der Waals materials

Pavel Tonkaev; Ivan Toftul; Zhuoyuan Lu; Shuyao Qiu; Hao Qin; Wenkai Yang; Kirill Koshelev; Yuerui Lu; Yuri Kivshar

doi:10.1021/acs.nanolett.4c02765

Paper details

Research paper

Experimental CharacterizationTheoretical

Nonlinear chiral metasurfaces based on structured van der Waals materials

Pavel Tonkaev, Ivan Toftul, Zhuoyuan Lu, Shuyao Qiu et al.

arXiv preprint·2024·10.1021/acs.nanolett.4c02765·arXiv:2406.09729

Samples

Each sample groups how it was prepared, characterized, and measured. Click a card to expand.

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

3 characterizations9 properties3 figures

ExperimentalhBNStudied Material

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

No measurements recorded

ReferencehBNStudied Material

Materials

hexagonal boron nitride

hBN

Studied Material

Also known as

hBNboron nitride

studied material

fused silica

SiO₂

Substrate / Dielectric

Why these are connected

Related documents with shared materials, methods, properties, or citations.

Nonlinear chiral metasurfaces based on structured van der Waals materials | Matter42 Literature

Properties

Type	Label	Value	Material	Sample	Source
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	+0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)	-0.35 to 0	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)tot	+0.12 to -0.38	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement	1000000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement relative to thin hBN film	1000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
PL Peak	THG emission peak	497nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—

Properties

Type	Label	Value	Material	Sample	Source
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	+0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)	-0.35 to 0	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)tot	+0.12 to -0.38	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement	1000000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement relative to thin hBN film	1000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
PL Peak	THG emission peak	497nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—

Properties

Type	Label	Value	Material	Sample	Source
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	+0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)	-0.35 to 0	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)tot	+0.12 to -0.38	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement	1000000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement relative to thin hBN film	1000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
PL Peak	THG emission peak	497nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—

Properties

Type	Label	Value	Material	Sample	Source
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Optical Band Gap	quasi-BIC resonance wavelength	1494nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	linear circular dichroism	+0.01	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)	-0.35 to 0	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	nonlinear circular dichroism CD(3ω)tot	+0.12 to -0.38	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement	1000000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
Fet On Off Ratio	THG enhancement relative to thin hBN film	1000	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—
PL Peak	THG emission peak	497nm	hBN	Patterned hBN metasurface consisting of asymmetric bar meta-	—

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Nonlinear chiral metasurfaces based on structured van der Waals materials

Samples

Patterned hBN metasurface consisting of asymmetric bar meta-atoms on fused silica substrate; square lattice with quasi-BIC response in the near-IR.

Thin hBN film reference used for comparison of third-harmonic generation efficiency.

Materials

Why these are connected

Characterization

Properties

Simulations

Characterization

Properties

Simulations

Characterization

Properties

Simulations

Characterization

Properties

Simulations