Results 1 to 10 of about 2,238 (165)

Optical Whispering-Gallery-Mode Microbubble Sensors [PDF]

open access: yesMicromachines, 2022
Whispering-gallery-mode (WGM) microbubble resonators are ideal optical sensors due to their high quality factor, small mode volume, high optical energy density, and geometry/design/structure (i.e., hollow microfluidic channels).
Xuyang Zhao   +7 more
doaj   +6 more sources

Whispering Gallery Mode Thermometry [PDF]

open access: yesSensors, 2016
This paper presents a state-of-the-art whispering gallery mode (WGM) thermometer system, which could replace platinum resistance thermometers currently used in many industrial applications, thus overcoming some of their well-known limitations and their ...
Simone Corbellini   +4 more
doaj   +6 more sources

Spatial Multiplexing of Whispering Gallery Mode Sensors [PDF]

open access: yesSensors, 2023
Whispering gallery mode resonators have proven to be robust and sensitive platforms for the trace detection of chemical and/or biological analytes. Conventional approaches using serially addressed resonators face challenges in simultaneous multi-channel (
Stephen Holler, Matthew Speck
doaj   +4 more sources

Aptasensors Based on Whispering Gallery Mode Resonators [PDF]

open access: yesBiosensors, 2016
In this paper, we review the literature on optical evanescent field sensing in resonant cavities where aptamers are used as biochemical receptors. The combined advantages of highly sensitive whispering gallery mode resonator (WGMR)-based transducers, and
Gualtiero Nunzi Conti   +2 more
doaj   +6 more sources

Review of biosensing with whispering-gallery mode lasers [PDF]

open access: yesLight: Science & Applications, 2021
Lasers are the pillars of modern optics and sensing. Microlasers based on whispering-gallery modes (WGMs) are miniature in size and have excellent lasing characteristics suitable for biosensing.
Nikita Toropov   +5 more
doaj   +8 more sources

Optical whispering-gallery mode barcodes for high-precision and wide-range temperature measurements [PDF]

open access: yesLight: Science & Applications, 2021
Temperature measurement: optical barcodes from whispering-gallery sensors Extremely precise measurement of temperature using devices known as whispering-gallery mode (WGM) sensors can be greatly improved using a technique that simultaneously monitors ...
Jie Liao, Lan Yang
doaj   +2 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   +3 more sources

Monitoring Single DNA Docking Site Activity with Sequential Modes of an Optoplasmonic Whispering-Gallery Mode Biosensor [PDF]

open access: yesSensors
In recent years, there has been rapid advancement in single-molecule techniques, driven by their unparalleled precision in studying molecules whose sizes are beyond the diffraction limit.
Narima Eerqing   +4 more
doaj   +2 more sources

Quantum-dot microlasers based on whispering gallery mode resonators [PDF]

open access: yesLight: Science & Applications, 2021
The use of epitaxial In (Ga)As quantum dots and relatively simple post growth methods make it possible to realize microdisk lasers capable of operating without temperature stabilization at elevated temperatures.
A. E. Zhukov   +3 more
doaj   +2 more sources

Whispering Gallery Mode Resonators for Precision Temperature Metrology Applications [PDF]

open access: yesSensors, 2021
In this work, the authors exploited the whispering gallery mode (WGM) resonator properties as a thermometer. The sensor is made of a cylindrical sapphire microwave resonator in the center of a gold-plated copper cavity. Two coaxial cables act as antennas
Giovanni Gugliandolo   +4 more
doaj   +2 more sources

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