Optical microfiber sensors: sensing mechanisms, and recent advances

JH Chen, DR Li, F Xu - Journal of Lightwave Technology, 2019 - opg.optica.org
Optical microfibers (MF), as a connection between fiber optics and nanotechnology, can
realize enhanced light-matter/environment interactions, which benefit for optical sensing …

Symmetry-breaking-induced nonlinear optics at a microcavity surface

X Zhang, QT Cao, Z Wang, Y Liu, CW Qiu, L Yang… - Nature …, 2019 - nature.com
Second-order nonlinear optical processes lie at the heart of many applications in both
classical and quantum regimes,–. Inversion symmetry, however, rules out the second-order …

Recent progress in microfiber-optic sensors

W Luo, Y Chen, F Xu - Photonic sensors, 2021 - Springer
Recently, microfiber-optic sensors with high sensitivity, fast response times, and a compact
size have become an area of interest that integrates fiber optics and nanotechnology …

High-efficiency second-order nonlinear processes in an optical microfibre assisted by few-layer GaSe

B Jiang, Z Hao, Y Ji, Y Hou, R Yi, D Mao… - Light: Science & …, 2020 - nature.com
The centrosymmetric nature of silica fibre precludes the realisation of second-order
nonlinear processes in optical fibre systems. Recently, the integration of 2D materials with …

Nonlinear Optical Processes in Centrosymmetric Systems by Cavity-Induced Symmetry Breaking

DM Welakuh, P Narang - ACS Photonics, 2024 - ACS Publications
Nonlinear optical processes associated with even-order nonlinear susceptibilities are critical
for both classical and quantum technologies. Inversion symmetry, however, prevents …

Strain-controlled phase matching of optical harmonic generation in microfibers

Z Hao, B Jiang, Y Ma, R Yi, H **, L Huang, X Gan… - Physical Review …, 2023 - APS
Nonlinear parametric processes in optical fibers, such as harmonic generation and four-
wave mixing, provide great opportunities to expand advanced fiber-based technologies of …

Optical microfiber or nanofiber: a miniature fiber-optic platform for nanophotonics

J Zhang, H Fang, P Wang, W Fang, L Zhang… - Photonics …, 2024 - spiedigitallibrary.org
An optical micro/nanofiber (MNF) is a quasi-one-dimensional free-standing optical
waveguide with a diameter close to or less than the vacuum wavelength of light. Combining …

Efficient harmonic generation in an adiabatic multimode submicron tapered optical fiber

CK Ha, KH Nam, MS Kang - Communications Physics, 2021 - nature.com
Optical nanotapers fabricated by tapering optical fibers have attracted considerable interest
as an ultimate platform for high-efficiency light-matter interactions. While previously …

Multi-wavelength generation in UV and green<? pag\break?> bands through SRS and parametric processes<? pag\break?> in silica fibers

X Jiang, Q Fu, L Xu, Y Huang, M Chen… - Optics Letters, 2024 - opg.optica.org
We report on multi-wavelength generation through simultaneous second-order and third-
order nonlinear parametric processes following cascaded stimulated Raman scattering …

Topological resonances, superefficient orbital-angular-momentum control, and spin-orbit-interaction enhancement in fiber-loop resonators

CN Alexeyev, EV Barshak, BP Lapin, MA Yavorsky - Physical Review A, 2020 - APS
In this paper we study the propagation of optical vortices (OVs) through the loop resonator
(LR) on a multimode fiber. Within the framework of a fully vectorial treatment that allows for …