Nonlinear optics in microspherical resonators

G Frigenti, D Farnesi, G Nunzi Conti, S Soria - Micromachines, 2020 - mdpi.com
Nonlinear frequency generation requires high intensity density which is usually achieved
with pulsed laser sources, anomalous dispersion, high nonlinear coefficients or long …

Forward Brillouin Scattering Spectroscopy in Optical Fibers with Whispering‐Gallery Modes

LA Sánchez, M Delgado‐Pinar, A Díez… - Advanced Optical …, 2024 - Wiley Online Library
Opto‐mechanical interactions in different photonic platforms as optical fibers and optical
microresonators are raising great attention, and new exciting achievements have been …

Resonant microbubble as a microfluidic stage for all-optical photoacoustic sensing

G Frigenti, L Cavigli, A Fernández-Bienes, F Ratto… - Physical Review …, 2019 - APS
We implement a whispering-gallery-mode microbubble resonator (MBR) as a multifunctional
component for all-optical photoacoustic inspection of materials in a platform combining …

Out-of-plane trion emission in monolayer WSe2 revealed by whispering gallery modes of dielectric microresonators

D Andres-Penares, MK Habil… - Communications …, 2021 - nature.com
The manipulation of light emitted by two-dimensional semiconductors grounds forthcoming
technologies in the field of on-chip communications. However, these technologies require …

Optical whispering gallery mode resonators: analysing thermo-optic tuning in a silicon sphere

F Azeem, MR Chaudhry, MS Anwar… - Journal of the Royal …, 2024 - Taylor & Francis
In this work, we discuss and experimentally investigate the whispering gallery modes
(WGMs) in a 500 μm radius silicon sphere. We begin by reviewing the basics of WGM …

Microbubble resonators for all-optical photoacoustics of flowing contrast agents

G Frigenti, L Cavigli, A Fernández-Bienes, F Ratto… - Sensors, 2020 - mdpi.com
In this paper, we implement a Whispering Gallery mode microbubble resonator (MBR) as an
optical transducer to detect the photoacoustic (PA) signal generated by plasmonic …

Microbubble resonators for photoacoustic detection and photothermal spectroscopy

G Frigenti, L Cavigli, F Ratto, S Centi… - Journal of Lightwave …, 2023 - ieeexplore.ieee.org
Optical microresonators based on Whispering Gallery Modes have been extensively
investigated as unique tools for fundamental studies and as core components in several …

Microbubble PhoXonic resonators: Chaos transition and transfer

X Rosello-Mecho, G Frigenti, D Farnesi… - Chaos, Solitons & …, 2022 - Elsevier
We report the activation of optomechanical chaotic oscillations in microbubble resonators
(MBRs) through a blue-side excitation of its optical resonances. We confirm the sequence of …

[HTML][HTML] 非集成微腔中的光学频率梳研究进展(特邀)

施雷, 张日尧, 周晗, 刘鹏飞, 张新亮 - ACTA PHOTONICA SINICA, 2024 - opticsjournal.net
摘要光学频率梳在频域上是一系列离散的, 等间隔的, 具有稳定相位关系的谱线,
光谱覆盖范围可达百太赫兹量级, 被称为光学标尺, 它的出现显著提高了时间与频率的测量精度 …

Nonlinear optical effects and optomechanical oscillations in hollow Whispering Gallery Mode microresonators: coexistence, suppression, amplification and route to …

G Frigenti, D Farnesi, X Roselló-Mechó, A Barucci… - Ceramics …, 2023 - Elsevier
Abstract Whispering Gallery Mode (WGM) hollow microcavities turn out to be the site of an
extremely rich and complex phenomenological scenario when pumped with a continuous …