Resonant leaky modes in all-dielectric metasystems: Fundamentals and applications

L Huang, L Xu, DA Powell, WJ Padilla… - Physics Reports, 2023 - Elsevier
All-dielectric metamaterials and metasurfaces have been demonstrated as ideal platforms to
manipulate electromagnetic waves and enhance light–matter interaction. Analogous to …

Applications of bound states in the continuum in photonics

M Kang, T Liu, CT Chan, M Xiao - Nature Reviews Physics, 2023 - nature.com
Bound states in the continuum (BICs) have attracted attention in photonics owing to their
interesting properties. For example, BICs can effectively confine light in a counterintuitive …

Observation of strong backscattering in valley-Hall photonic topological interface modes

CA Rosiek, G Arregui, A Vladimirova, M Albrechtsen… - Nature …, 2023 - nature.com
The unique properties of light underpin the visions of photonic quantum technologies,
optical interconnects and a wide range of novel sensors, but a key limiting factor today is …

Merging bound states in the continuum by harnessing higher-order topological charges

M Kang, L Mao, S Zhang, M Xiao, H Xu… - Light: Science & …, 2022 - nature.com
Bound states in the continuum (BICs) can confine light with a theoretically infinite Q factor.
However, in practical on-chip resonators, scattering loss caused by inevitable fabrication …

3D Dirac semimetals supported tunable terahertz BIC metamaterials

X He, F Lin, F Liu, W Shi - Nanophotonics, 2022 - degruyter.com
Based on the 3D Dirac semimetals (DSM) supported tilted double elliptical resonators, the
tunable propagation properties of quasi-bound in continuum (BIC) resonance have been …

Enhanced light–matter interaction in two-dimensional transition metal dichalcogenides

L Huang, A Krasnok, A Alú, Y Yu… - Reports on Progress …, 2022 - iopscience.iop.org
Abstract Two-dimensional (2D) transition metal dichalcogenide (TMDC) materials, such as
MoS 2, WS 2, MoSe 2, and WSe 2, have received extensive attention in the past decade due …

Ultrahigh-Q guided mode resonances in an All-dielectric metasurface

L Huang, R Jin, C Zhou, G Li, L Xu, A Overvig… - Nature …, 2023 - nature.com
High quality (Q) factor optical resonators are indispensable for many photonic devices.
While very large Q-factors can be obtained theoretically in guided-mode settings, free-space …

Multiresonant nonlocal metasurfaces

Y Zhou, S Guo, AC Overvig, A Alù - Nano Letters, 2023 - ACS Publications
Optical metasurfaces supporting localized resonances have become a versatile platform for
shaping the wavefront of light, but their low quality (Q-) factor modes inevitably modify the …

On-chip integrated exceptional surface microlaser

K Liao, Y Zhong, Z Du, G Liu, C Li, X Wu, C Deng… - Science …, 2023 - science.org
The on-chip integrated visible microlaser is a core unit of high-speed visible-light
communication with huge bandwidth resources, which needs robustness against fabrication …

Extended state in a localized continuum

W Wang, X Wang, G Ma - Physical Review Letters, 2022 - APS
Bound state in a continuum (BIC) is a spatially confined resonance with its energy
embedded in a continuous spectrum of propagative modes, yet their coupling is prohibited …