Results 21 to 30 of about 29,414 (207)

Neutron whispering gallery [PDF]

open access: yesNature Physics, 2009
A structure that allows neutrons to be trapped in long-lived ‘whispering gallery’ states provides scientists with a potentially useful tool to study the interaction of neutrons with matter. It could also allow the development of quantum neutron optics.
Nesvizhevsky, V.V.   +3 more
openaire   +2 more sources

Whispering Gallery Modes in Standard Optical Fibres for Fibre Profiling Measurements and Sensing of Unlabelled Chemical Species

open access: yesSensors, 2010
Whispering gallery mode resonances in liquid droplets and microspheres have attracted considerable attention due to their potential uses in a range of sensing and technological applications.
Anna Boleininger   +3 more
doaj   +1 more source

Atom galleries for whispering atoms: binding atoms in stable orbits around an optical resonator [PDF]

open access: yes, 1994
The external fields of optical whispering gallery modes may be used to confine atoms in stable orbits around a dielectric microsphere. As an example, a toroidal dipole-force trap (atom gallery) for three-level atoms is investigated, and the possibility
Kimble, H. J., Mabuchi, H.
core   +1 more source

Optomagnonic Whispering Gallery Microresonators

open access: yesPhysical Review Letters, 2016
5 pages, 4 ...
Zhang, Xufeng   +3 more
openaire   +4 more sources

Research of Constructive and Technological Methods for Forming a Silicon Disk Resonator with Whispering Gallery Modes

open access: yesPhotonics, 2020
This article presents the results of a computer simulation of whispering gallery modes in the structure of a silicon disk resonator with a wedge-shaped profile made on a silicon-on-isolator base (SOI).
Anastasia Yakuhina   +4 more
doaj   +1 more source

Reconfigurable optical spectra from perturbations on elliptical whispering gallery resonances [PDF]

open access: yes, 2008
Elastic strain, electrical bias, and localized geometric deformations were applied to elliptical whispering-gallery-mode resonators fabricated with lithium niobate. The resultant perturbation of the mode spectrum is highly dependant on the modal indices,
Maleki, Lute, Mohageg, Makan
core   +1 more source

In-Vivo and Ex-Vivo Measurements of Blood Glucose Using Whispering Gallery Modes

open access: yesSensors, 2020
The permittivity of blood glucose is not a strong function of its concentration in microwave or millimeter-wave frequencies. Measuring glucose concentrations remains a challenge, particularly in the presence of interference caused by the ambient leaky ...
Louis W. Y. Liu   +8 more
doaj   +1 more source

Hollow Core, Whispering Gallery Resonator Sensors [PDF]

open access: yes, 2005
A review of hollow core whispering gallery resonators (WGRs)is given. After a short introduction to the topic of whispering gallery resonators we provide a description of whispering gallery modes in hollow or liquid core WGRs.
Gloudon, Jason   +4 more
core   +4 more sources

Reconfigurable Liquid Whispering Gallery Mode Microlasers [PDF]

open access: yesScientific Reports, 2016
AbstractEngineering photonic devices from liquid has been emerging as a fascinating research avenue. Reconfigurably tuning liquid optical micro-devices are highly desirable but remain extremely challenging because of the fluidic nature. In this article we demonstrate an all-liquid tunable whispering gallery mode microlaser floating on a liquid surface ...
Yang S.   +6 more
openaire   +5 more sources

Deep-learning powered whispering gallery mode sensor based on multiplexed imaging at fixed frequency

open access: yesOpto-Electronic Advances, 2020
During the last decades the whispering gallery mode based sensors have become a prominent solution for label-free sensing of various physical and chemical parameters.
Saetchnikov Anton V.   +3 more
doaj   +1 more source

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