Nonlinear metasurfaces: a paradigm shift in nonlinear optics

A Krasnok, M Tymchenko, A Alù - Materials Today, 2018 - Elsevier
Frequency conversion processes, such as second-and third-harmonic generation, are
commonly realized in nonlinear optics, offering opportunities for applications in photonics …

Nanomanipulation and controlled self-assembly of metal nanoparticles and nanocrystals for plasmonics

S Gwo, HY Chen, MH Lin, L Sun, X Li - Chemical Society Reviews, 2016 - pubs.rsc.org
Localized surface plasmon resonances (LSPRs) associated with metallic nanostructures
offer unique possibilities for light concentration beyond the diffraction limit, which can lead to …

Separation of valley excitons in a MoS2 monolayer using a subwavelength asymmetric groove array

L Sun, CY Wang, A Krasnok, J Choi, J Shi… - Nature …, 2019 - nature.com
Excitons in monolayer transition metal dichalcogenides are formed at K and K′ points at
the boundary of the Brillouin zone. They acquire a valley degree of freedom, which has been …

Titanium nitride epitaxial films as a plasmonic material platform: alternative to gold

WP Guo, R Mishra, CW Cheng, BH Wu, LJ Chen… - ACS …, 2019 - ACS Publications
Titanium nitride (TiN) is an interesting refractory metallic compound which could replace
gold as an alternative plasmonic material, especially for high temperature and …

Efficient second‐harmonic generation from silicon slotted nanocubes with bound states in the continuum

C Fang, Q Yang, Q Yuan, L Gu, X Gan… - Laser & Photonics …, 2022 - Wiley Online Library
Optical materials with centrosymmetry, such as silicon and germanium, are unfortunately
absent of second‐order nonlinear optical responses, hindering their developments in …

New Nanophotonics Approaches for Enhancing the Efficiency and Stability of Perovskite Solar Cells

P Cheng, Y An, AKY Jen, D Lei - Advanced Materials, 2024 - Wiley Online Library
Over the past decade, the power conversion efficiency (PCE) of perovskite solar cells
(PSCs) has experienced a remarkable ascent, soaring from 3.8% in 2009 to a remarkable …

On-chip excitation of single germanium vacancies in nanodiamonds embedded in plasmonic waveguides

H Siampour, S Kumar, VA Davydov… - Light: Science & …, 2018 - nature.com
Monolithic integration of quantum emitters in nanoscale plasmonic circuitry requires low-loss
plasmonic configurations capable of confining light well below the diffraction limit. We …

Nanofabrication of plasmonic circuits containing single photon sources

H Siampour, S Kumar, SI Bozhevolnyi - Acs Photonics, 2017 - ACS Publications
Nanofabrication of photonic components based on dielectric loaded surface plasmon
polariton waveguides (DLSPPWs) excited by single nitrogen vacancy (NV) centers in …

Tunable plasmonic bound states in the continuum in the visible range

S Sun, Y Ding, H Li, P Hu, CW Cheng, Y Sang, F Cao… - Physical Review B, 2021 - APS
Bound states in the continuum (BICs) have been observed in a variety of systems. A
plasmonic BIC offers interesting opportunities, since a surface plasmon is known to confine …

Silver-based plasmonics: golden material platform and application challenges

AS Baburin, AM Merzlikin, AV Baryshev… - Optical Materials …, 2019 - opg.optica.org
A novel material platform based on metallic thin films with ultra-low losses in the visible and
near-IR range is crucial for rapid development of a wide range of new generation plasmonic …