High resolution whispering gallery mode spectrum
Introduction. 1.1 Whispering-Gallery-Mode Microcavities
... optical mode can be enhanced in the high Q microcavity with a ultrasmall V ...WG mode of a microdisk has been observed, facilitating the investigations of cavity quantum electrodynamics and single ...
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Cooling and sensing using whispering gallery mode resonators
... a high frequency (Ω m > 100 kHz) mechanical mode of either the microsphere-cantilever or the tapered fibre could be demonstrated with relatively achievable laser ...cooled mode temperature, the ...
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Field Evaluation of a Portable Whispering Gallery Mode Accelerometer
... a high signal-to-noise ratio measurement is best achieved by using the detuned transmission from narrow WGMs, active laser locking methods are challenging to employ in vibrational ...
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Parametric relaxation in whispering gallery mode exciton polariton condensates
... and mode-dependent photonic and excitonic fractions to the ...in high excitonic fractions of polariton states with high energies and thus increases the parametric scattering into these ...these ...
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Effects of polarization mode coupling and superposition in a whispering-gallery microresonator
... interact. Mode splitting due to backscatter-induced coupling of counterpropagating modes has been observed and studied in ...WGM spectrum of a typical microresonator is rather dense, it is also possible to ...
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Crystalline Whispering Gallery Mode Resonators for Quantum and Nonlinear Optics
... Chapter 5 Photon–phonon interactions in crystalline resonators There are three major scattering mechanisms in optical fibers. These mechanisms are named after Rayleigh, Raman, and Brillouin. If the intensity of light in ...
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Whispering Gallery Mode Micro Resonators for Multi-Parameter Applications
... Transmission spectrum for sensors A and B simultaneously at different humidity levels inside the ...overall spectrum for sensors ‘A’ and ‘B’ at constant temperature of 25 ± ...
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The Role of Transport Phenomena in Whispering Gallery Mode Optical Biosensor Performance
... ultra high Q WGM resonators generate the needed elds, possibly contributing to the previously reported sensitivities and enabling future study of nonlinear phenomena in ...
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Whispering Gallery Mode Resonator at Terahertz Frequency domain: A Brief Review
... ABSTRACT: Whispering Gallery Mode Resonators represent a class of cavity devices with exceptional properties such as extremely small mode volume, very high power density, and very ...
Experimental Conditions for the Excitation of Thin Disk Whispering-Gallery-Mode Resonators
... Abstract—Measurements of mm-wave excitation spectra of high- order whispering gallery modes in free-space cylindrical disk resonators as functions of resonator thickness have been made. Resonators in ...
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Size effect in waveguide coupled whispering gallery mode disk resonators
... transverse mode of the linear waveguide from one ...disk mode and the evanescent ...transmission spectrum, by applying a discrete Fourier transform on the output field, calculating the Poynting power ...
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Optical Whispering Gallery Mode Cylindrical Micro-Resonator Devices for Sensing Applications
... ultra- high coupling efficiency of up to 99% ...fundamental mode along the waveguide formed by the silica waist surrounded by ...fundamental mode will have an evanescent tail extending significantly ...
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Cavity-enhanced photoacoustic sensor based on a whispering-gallery-mode diode laser
... L1, mode-matching lens; λ/2, half-wave plate; PBS, polarization beam splitter; λ/4, quarter-wave plate; L2 and L3, focusing lenses; PD, photodiode detector; SG, function signal generator; LPF, low-pass filter; ...
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Designing an Experiment to Investigate Slow Light Effects in Whispering Gallery Mode Resonators
... have high Q -Factors, that is to say that they have low optical loss since the Q -Factor is a measure of the inverse loss per optical ...the mode or modes coupled ...
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Whispering Gallery Mode Emission from a Composite System of CdTe Nanocrystals and a Spherical Microcavity
... In the present work, photoluminescence spectra of MF microspheres covered by a thin shell of CdTe NCs were studied in order to examine the emission intensity as a function of excitation power. The three-dimensional ...
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Broadband Material Characterization Using Traveling-Wave Whispering-Gallery-Mode Dielectric Resonators
... The same simulation procedures have been elaborated but with a variable loss tangent material to investigate the response of the resonator to any slight variation within the sample loss tangent. The starting value of tan ...
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Nonlinear Optics in Ultra high Q Whispering Gallery Optical Microcavities
... azimuthal mode spectrum, make toroid microcavities a promising candidate for nonlinear optical ...the high ideality of a tapered optical fiber coupling junction[31], allows stimulated Raman lasing to ...
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Nonlinear Optics in Ultra-high-Q Whispering-Gallery Optical Microcavities
... ultra-high-Q whispering-gallery modes, allowing to achieve ultra-high-Q modes on a ...azimuthal mode-spectrum is strongly ...azimuthal mode spectrum, which allowed ...
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Photonic Whispering-Gallery Resonators in New Environments
... a mode number (Figure ...assign mode numbers to the experimentally obtained resonance spectra, such as those shown in Figure ...the high sensitivity of the resonance frequency with respect to the ...
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Omnidirectional whispering gallery mode lasing in GaN microdisk obtained by selective area growth on sapphire substrate
... where λ, R, and neff represent the resonant wavelengths, radius of the microdisk cavity, and effective refractive index, respectively. Δλ is calculated to be 0.6 nm, which is much larger than the resolution of our ...
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