Results 31 to 40 of about 1,188,920 (287)

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

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

Cavity optocapillaries

open access: yesOptica, 2016
Droplets, particularly water, are abundant in nature and artificial systems. Thermal fluctuations imply that droplet interfaces behave like a stormy sea at the sub-nanometer scale.Thermal capillary-waves have been widely studied since 1908 and are of key importance in surface science.
Maayani, Shai   +3 more
openaire   +2 more sources

Frequency and phase locking of laser cavity solitons [PDF]

open access: yes, 2012
Self-localized states or dissipative solitons have the freedom of translation in systems with a homogeneous background. When compared to cavity solitons in coherently driven nonlinear optical systems, laser cavity solitons have the additional freedom of ...
Noblet, Y.   +6 more
core   +4 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

Observations on the breeding biology of the Luzon flameback Chrysocolaptes haematribon (Wagler 1827) (Piciformes: Picidae) with notes on active nest defence against dollarbird Eurystomus orientalis (Linnaeus 1766) (Coraciiformes: Coraciidae)

open access: yesNatural History Sciences
The breeding biology of the Luzon flameback Chrysocolaptes haematribon is little known. Here we provide insights on the breeding of the species from two nests we located.
Vince Angelo G. Gicaraya   +1 more
doaj   +1 more source

Ventilation Rate and Thermal Environment Properties of Double Skin Façade Considering Wind Profile and Direction

open access: yesJournal of Asian Architecture and Building Engineering, 2017
This study analyzes the impact of a windy environment on the ventilation rate and the thermal environment of a double skin façade (DSF). The wind profile was used to change the direction of the wind to the front, back, and side directions.
Geum-Hee Kim   +2 more
doaj   +1 more source

Cavity cooling of atoms: within and without a cavity [PDF]

open access: yesThe European Physical Journal D, 2011
We compare the efficiencies of two optical cooling schemes, where a single particle is either inside or outside an optical cavity, under experimentally-realisable conditions. We evaluate the cooling forces using the general solution of a transfer matrix method for a moving scatterer inside a general one-dimensional system composed of immobile optical ...
Xuereb, A.   +3 more
openaire   +4 more sources

Massive sublingual bronchogenic cyst with airway compromise

open access: yesNigerian Journal of Medicine, 2023
Bronchogenic cysts are primary cysts of the mediastinum. In rare situations, it can present in the oral cavity as a swelling of the tongue and the floor of the mouth. Usually, it is not a life-threatening clinical entity.
Olusegun Israel Olaopa   +8 more
doaj   +1 more source

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