Results 81 to 90 of about 1,414,761 (230)

Brillouin Frequency Shift of Fiber Distributed Sensors Extracted from Noisy Signals by Quadratic Fitting

open access: yesSensors, 2018
It is a basic task in Brillouin distributed fiber sensors to extract the peak frequency of the scattering spectrum, since the peak frequency shift gives information on the fiber temperature and strain changes.
Hanrong Zheng   +7 more
doaj   +1 more source

Solid state laser [PDF]

open access: yes, 1993
A wavelength-tunable, injection-seeded, dispersion-compensated, dispersively-pumped solid state laser includes a lasing medium; a highly reflective mirror; an output coupler; at least one isosceles Brewster prism oriented to the minimum deviation angle ...
Harrison, James   +2 more
core   +1 more source

A 750 mW, continuous-wave, solid-state laser source at 313 nm for cooling and manipulating trapped 9Be+ ions

open access: yes, 2011
We present a solid-state laser system that generates 750 mW of continuous-wave single-frequency output at 313 nm. Sum-frequency generation with fiber lasers at 1550 nm and 1051 nm produces up to 2 W at 626 nm.
A. C. Wilson   +38 more
core   +1 more source

Ceria-based materials for high-temperature electrochemistry applications [PDF]

open access: yes, 2016
This paper describes the experimental studies of multi-component solid state electrolytes based on CeO2 and their application in intermediate temperature electrochemical devices.
Bamburov, V. G.   +2 more
core   +1 more source

A new conception experimental test of Bell inequalities using non-maximally entangled states [PDF]

open access: yes, 2000
We report on a test of Bell inequalities using a non-maximally entangled state, which represents an important step in the direction of eliminating the detection loophole.
Brida, G.   +3 more
core   +1 more source

Molecules as Sources for Indistinguishable Single Photons

open access: yes, 2008
We report on the triggered generation of indistinguishable photons by solid-state single-photon sources in two separate cryogenic laser scanning microscopes. Organic fluorescent molecules were used as emitters and investigated by means of high resolution
Ahtee, V.   +6 more
core   +1 more source

Confocal Microscopy using an InGaN violet laser diode at 406nm [PDF]

open access: yes, 2000
We report on the application of a novel all-solid-state violet laser diode source to confocal microscopy. The source has the potential to replace argon ion lasers in a range of fluorescence based imaging systems.
Ferguson, A.I.   +3 more
core   +2 more sources

Joint Time and Frequency Dissemination Network Over Delay-Stabilized Fiber Optic Links

open access: yesIEEE Photonics Journal, 2015
A precise fiber-based time and frequency dissemination scheme for multiple users with a tree-like branching topology is proposed. Through this scheme, ultrastable signals can be easily accessed online without affecting other sites.
Wei Chen   +6 more
doaj   +1 more source

Frequency stable high power lasers in space [PDF]

open access: yes
The concept of a laser heterodyne gravity wave antenna that would operate in solar orbit with a one million kilometer path length is discussed. Laser technology that would be appropriate for operation of this space-based gravity wave detector is also ...
Byer, Robert L.
core   +1 more source

Lead Iodide Perovskite Sensitized All-Solid-State Submicron Thin Film Mesoscopic Solar Cell with Efficiency Exceeding 9%

open access: yesScientific Reports, 2012
We report on solid-state mesoscopic heterojunction solar cells employing nanoparticles (NPs) of methyl ammonium lead iodide (CH3NH3)PbI3 as light harvesters.
Hui‐Seon Kim   +11 more
semanticscholar   +1 more source

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