Whispering gallery mode cavity
Cavity-enhanced photoacoustic sensor based on a whispering-gallery-mode diode laser
... A cavity-enhanced photoacoustic (CEPA) sen- sor was developed based on an ultra-narrow linewidth whispering-gallery-mode (WGM) diode ...A cavity- enhanced photoacoustic module (CEPAM) ...
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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
... mechanical mode of either the microsphere-cantilever or the tapered fibre could be demonstrated with relatively achievable laser ...cooled mode temperature, the simple model presented here should be ...
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Field Evaluation of a Portable Whispering Gallery Mode Accelerometer
... optical cavity itself, reaching a noise density of ...WGM cavity placed less than ...the cavity in response to acceleration alter the coupling gap, creating measurable shifting and broadening of the ...
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Parametric relaxation in whispering gallery mode exciton polariton condensates
... DOI: 10.1103/PhysRevB.91.041202 PACS number(s): 71.36. + c, 42.55.Sa, 78.55.Et The strong light-matter coupling regime of spatially con- fined photons in a Fabry-P´erot microcavity coupled to a reservoir of electronic ...
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Crystalline Whispering Gallery Mode Resonators for Quantum and Nonlinear Optics
... a cavity for him and helped him with locking a laser to it at 1550 ...by cavity FSR around the pump mode, the sidebands Enrico and Anatoliy observed had unequal ...
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PROCEEDINGS OF SPIE. Cavity QED with whispering gallery modes of fused-silica microspheres
... The Whispering Gallery Modes (WGMs) of fused silica microspheres hold the promise for simultaneous acheivement of high Q ( > iOu) and small mode volumes ( 1O_14 m3) necessary for stro[r] ...
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Size effect in waveguide coupled whispering gallery mode disk resonators
... κ T g 2 . (25) Note that M 10 is independent of the pump power and of the atomic detuning. In Fig. 7 we show S, M and M 10 as a function of the input power to the linear waveguide. For a weak pump the signal-to-noise ...
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The Role of Transport Phenomena in Whispering Gallery Mode Optical Biosensor Performance
... toroidal mode that results from connement in the axial direction can also make it easier to couple light into the device may be positioned farther from the the cavity than in other geometries while ...
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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 ...
Designing an Experiment to Investigate Slow Light Effects in Whispering Gallery Mode Resonators
... A cavity can have a number of different loss mechanisms which, when all considered together, give the total resonator ...the mode or modes coupled ...the cavity losses can be reduced, it is possible ...
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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
... This indicates that the sensitivity of the resonator to any external perturbation is relatively high. The second assumption states that the difference between the cavity wall losses before and after perturbation ...
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Photonic Whispering-Gallery Resonators in New Environments
... the cavity eigenmodes, a series of measurements were performed with variations in the position of the tapered fiber waveguide relative to the SPP ...the cavity and the tapered fiber ...a mode number ...
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Schließer, Albert (2009): Cavity Optomechanics and Optical Frequency Comb Generation with Silica Whispering-Gallery-Mode Microresonators. Dissertation, LMU München: Fakultät für Physik
... Within this work, we have developed optomechanical systems based on the silica whispering-gallery mode (WGM) resonators introduced in chap- ter 1. Their compactly co-located high-quality optical and ...
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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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Modelling circular optical microresonators using whispering gallery modes
... these whispering gallery modes a model for coupling a circular microres- onator with two parallel straight waveguides was ...coupled mode theory and makes use of a finite elements discretization of ...
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Nonlinear Optics in Ultra high Q Whispering Gallery Optical Microcavities
... as cavity QED, photonics and ...the whispering-gallery modes, tapered optical fibers are used and the coupling to ultra-high-Q modes ...counter-clockwise mode is the dominant scattering ...
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Nonlinear Optics in Ultra-high-Q Whispering-Gallery Optical Microcavities
... as cavity QED, photonics and ...the whispering-gallery modes, tapered optical fibers are used and the coupling to ultra-high-Q modes ...counter-clockwise mode is the dominant scattering ...
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Approaching the Purcell factor limit with whispering-gallery. hyperbolic phonon polaritons in hbn nanotubes
... Interestingly, this effect is comparable to the HPhP resonances in the hBN rods(31). Thus, the multi-peaks that are revealed in Fig. 2C can be regarded as many multi-level longitudinal HPhP FP-cavity resonant ...
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