Results 31 to 40 of about 1,753,607 (290)

Fungal pneumonia manifesting as cavitary lesions in a critically ill elderly patient

open access: yesJournal of Infection in Developing Countries, 2019
Elderly patients with fungal pneumonia experience higher mortality and are more likely to be misdiagnosed. The diagnosis and treatment of fungal pneumonia in elderly patients is challenging.
Wei Yang   +5 more
doaj   +1 more source

Optical contamination screening of materials with a high-finesse Fabry-Perot cavity resonated continuously at 1.06-µm wavelength in vacuum [PDF]

open access: yes, 1999
An optical-loss measurement system based on a resonant Fabry Perot cavity at 1.06µm in vacuum has been developed for independent monitoring of the cavity total loss and the optical absorption loss.
Camp, Jordan, Coyne, Dennis, Li, Daqun
core   +1 more source

Comparison of Decadal Trends among Total Solar Irradiance Composites of Satellite Observations

open access: yesAdvances in Astronomy, 2019
We present a new analysis of the two-decade-old controversy over interpretation of satellite observations of total solar irradiance (TSI) since 1978 and the implications of our findings for TSI as a driver of climate change.
Nicola Scafetta, Richard C. Willson
doaj   +1 more source

Scheme for the implementation of a universal quantum cloning machine via cavity-assisted atomic collisions in cavity QED [PDF]

open access: yes, 2003
We propose a scheme to implement the $1\to2$ universal quantum cloning machine of Buzek et.al [Phys. Rev.A 54, 1844(1996)] in the context of cavity QED.
A. Rauschenbeutel   +33 more
core   +1 more source

Cavity magnomechanics

open access: yesScience Advances, 2016
Coherent magnon-phonon interaction is demonstrated in a ferrimagnetic sphere.
Xufeng Zhang   +3 more
openaire   +3 more sources

All-optical silicon simplified passive modulation [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2012
In this paper we present an all-optical silicon based modulator suggested also for high power operation and for pulse picker application being used as part of fiber lasers system.
Aharoni R.   +5 more
doaj   +1 more source

Experimental Research on the Influences of Head Shape and Surface Properties on the Water Entry Cavity

open access: yesJournal of Marine Science and Engineering, 2022
Addressing the problem of the influence of surface properties on the cavity in the process of a moving body entering water, especially the problems of water entry speed and the cavitation evolution of the round-head, air-delivered projectile that has ...
Yao Shi   +3 more
doaj   +1 more source

Input-output relations for a 3-port grating coupled Fabry-Perot cavity [PDF]

open access: yes, 2005
We analyze an optical 3-port reflection grating by means of a scattering matrix formalism. Amplitude and phase relations between the 3 ports, i.e. the 3 orders of diffraction are derived.
A. Bunkowski   +6 more
core   +3 more sources

Floquet Cavity Electromagnonics [PDF]

open access: yesPhysical Review Letters, 2020
9 pages, 6 ...
Xu, Jing   +5 more
openaire   +3 more sources

An Innovative Parabolic Trough Collector Design with a Twin-Cavity Receiver

open access: yesApplied Sciences, 2022
An innovative parabolic trough concentrator coupled to a twin cavity receiver (PTC-TC) in evacuated tube conditions is investigated thermally and optically.
Dimitrios N. Korres   +3 more
doaj   +1 more source

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