Continuous-wave upconversion lasing with a sub-10 W cm−2 threshold enabled by atomic disorder in the host matrix
Microscale lasers efficiently deliver coherent photons into small volumes for intracellular
biosensors and all-photonic microprocessors. Such technologies have given rise to a …
biosensors and all-photonic microprocessors. Such technologies have given rise to a …
Tunable erbium-doped microbubble laser fabricated by sol-gel coating
In this work, we show that the application of a sol-gel coating renders a microbubble
whispering gallery resonator into an active device. During the fabrication of the resonator, a …
whispering gallery resonator into an active device. During the fabrication of the resonator, a …
Tailoring of the free spectral range and geometrical cavity dispersion of a microsphere by a coating layer
D Ristić, M Mazzola, A Chiappini, A Rasoloniaina… - Optics letters, 2014 - opg.optica.org
The modal dispersion of a whispering gallery mode (WGM) resonator is a very important
parameter for use in all nonlinear optics applications. In order to tailor the WGM modal …
parameter for use in all nonlinear optics applications. In order to tailor the WGM modal …
High quality-factor optical resonators
R Henriet, P Salzenstein, D Ristic, A Coillet… - Physica …, 2014 - iopscience.iop.org
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Accessibility Help Search Journals Journals list Browse more than 100 science journal titles …
Accessibility Help Search Journals Journals list Browse more than 100 science journal titles …
Er3+-doped silica–hafnia films for optical waveguides and spherical resonators
In this paper we present some result on sol–gel derived silica–hafnia systems. In particular
we focus on fabrication, morphological and spectroscopic assessment of Er3+-activated thin …
we focus on fabrication, morphological and spectroscopic assessment of Er3+-activated thin …
Coupling of high-quality-factor optical resonators
We improve theoretically and experimentally the problem of the coupling between a high Q-
factor resonator and its external coupler. We have observed oscillations of ringing induced …
factor resonator and its external coupler. We have observed oscillations of ringing induced …
Fiber ring laser for intracavity sensing using a whispering-gallery-mode resonator
Whispering-gallery-mode (WGM) microresonators are used as optical transducers for
sensing applications. The typical detection scheme is based on tracking the WGM …
sensing applications. The typical detection scheme is based on tracking the WGM …
Thermal oscillation in the hybrid Si3N4 − TiO2 microring
The hybrid microcavity composed of different materials shows unique thermal-optical
properties such as resonance frequency shift and small thermal noise fluctuations with the …
properties such as resonance frequency shift and small thermal noise fluctuations with the …
Quasi-single mode laser output from a terrace structure added on a Nd3+-doped tellurite-glass microsphere prepared using localized laser heating
T Kishi, T Kumagai, S Shibuya, F Prudenzano… - Optics …, 2015 - opg.optica.org
A Nd^ 3+-doped tellurite-glass terrace microsphere was fabricated, and its laser
characteristics using free-space pumping were investigated. A localized laser heating …
characteristics using free-space pumping were investigated. A localized laser heating …
Temperature response of the whispering gallery mode resonances from the green upconversion emission of an Er3+–Yb3+ co-doped microsphere
C Pérez-Rodríguez, L Labrador-Páez… - Laser Physics …, 2015 - iopscience.iop.org
Whispering gallery mode resonances lying in the green emission from an Er 3+–Yb 3+ co-
doped glass microsphere have been analyzed under different temperatures in the range …
doped glass microsphere have been analyzed under different temperatures in the range …