Results 81 to 90 of about 131,114 (210)

One-shot x-ray detection based on the instantaneous change in the refractive index of GaAs

open access: yesAIP Advances, 2020
An interferometric semiconductor x-ray detection system is proposed in this paper. The system is based on the RadOptic effect, and it utilizes Fabry–Perot interferometry to measure radiation-induced changes in the optical refractive index of a ...
Guilong Gao   +10 more
doaj   +1 more source

High-temperature fiber-optic Fabry-Perot interferometric sensors [PDF]

open access: yes, 2015
A photonic crystal fiber (PCF) based high-temperature fiber-optic sensor is proposed and experimentally demonstrated. The sensor head is a Fabry-Perot cavity manufactured with a short section of endless single-mode photonic crystal fiber (ESM PCF).
Jiang Y   +8 more
core   +1 more source

O PERFIL DE TEMPERATURA NA REGIÃO DA MESOPAUSA EM SÃO JOSÉ DOS CAMPOS (23° S, 46° O) OBTIDO COM RADAR DE LASER

open access: yesBrazilian Journal of Geophysics, 1997
Este artigo trata da obtenção do perfil de temperatura atmosférica entre 80 e 100 km de altura, região da mesopausa. Ele é baseado no desenvolvimento e aprimoramento de uma técnica experimental simples que permite determinar a temperatura da ...
M. P. P. M. Jorge   +3 more
doaj   +1 more source

Axially symmetrical Fabry-Perot oscillator with multiple devices inserted in dielectric substrate [PDF]

open access: yes, 1997
We investigate an axially symmetrical Fabry-Perot oscillator with active devices inserted in a dielectric substrate for power combining of many more devices in the microwave and millimeter wave frequency range.
Sanagi, Minoru   +5 more
core   +1 more source

Interferometer Fabry-Perot [PDF]

open access: yes, 2018
Danas Fabry-Perot interferometar je neizbježan dio većine optičkih sustava. U ovom radu izložen je detaljan opis principa rada idealnog Fabry – Perot interferometra, kao i tri njegove primjene. Kao rješenje problema difrakcije zračenja na zrcalima opisan
Šimunjak, Ivan
core  

Modified All-Fiber Fabry–Perot Interferometer and Its Refractive Index, Load, and Temperature Analyses

open access: yesIEEE Photonics Journal, 2015
An all-fiber Fabry-Perot (FP) interferometer is proposed and validated by the arc splicing technique. By using conventional fiber and special hollow-core photonic crystal fiber, several FP cavities were formed at the conventional fiber tip using arc ...
D. Jauregui-Vazquez   +7 more
doaj   +1 more source

Fabry–Perot interferometer as a solar background noise suppressor: application to daytime lidar

open access: yesAnnals of Geophysics, 2012
Continuous atmospheric probing by a lidar is a requirement for many applications. However, due to high solar background noise during the daytime, lidar operations are mostly restricted to night-time.
Karnam Raghunath   +2 more
doaj   +1 more source

Optical transmission of a moving Fabry-Perot interferometer [PDF]

open access: yes, 2023
In this thesis, I consider a novel way of using the Fabry-Perot interferometer - one of the most well-known optical instruments, extensively studied for over a century. I propose to use a moving Fabry-Perot cavity as part of a compound interferometer and
Pyvovar, Nazar
core  

Thermospheric winds and temperatures above Mawson, Antarctica, observed with an all-sky imaging, Fabry-Perot spectrometer [PDF]

open access: yes, 2009
A new all-sky imaging Fabry-Perot spectrometer has been installed at Mawson station (67°36' S, 62°52' E), Antarctica. This instrument is capable of recording independent spectra from many tens of locations across the sky simultaneously.
Anderson, C.   +9 more
core   +2 more sources

Two-finesse Fabry-Perot interferometer for probing intracavity lossy samples

open access: yes, 2009
International audienceThis work proposes a Fabry-Perot (FP) resonator with two spatially separated eigenstates, called Jamin-Fabry-Perot. The sample is put only into one arm of the interferometer.
Vallet, Marc   +3 more
core   +1 more source

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