Results 21 to 30 of about 130,494 (270)

Estimation of the sky radiance [PDF]

open access: yesScientific Technical Review, 2019
For the infrared prefilter model there was a need for testing the sky radiation and defining its fluctuations within the zone of neighborhood area for the current frame and tests of repeatability.
Knežević Dragan   +3 more
doaj  

Linking solar minimum, space weather, and night sky brightness

open access: yesScientific Reports, 2021
This paper presents time-series observations and analysis of broadband night sky airglow intensity 4 September 2018 through 30 April 2020. Data were obtained at 5 sites spanning more than 8500 km during the historically deep minimum of Solar Cycle 24 ...
Albert D. Grauer, Patricia A. Grauer
doaj   +1 more source

The Impact of Outdoor Views on Students’ Seat Preference in Learning Environments

open access: yesBuildings, 2018
A Good learning environment should support students’ choices and attract them to stay. Focusing on outdoor views, this research explores two questions: How important outdoor views are in seat selection in learning environments?
Zhonghua Gou   +2 more
doaj   +1 more source

On-sky tests of sky-subtraction methods for fiber-fed spectrographs [PDF]

open access: yesModern Technologies in Space- and Ground-based Telescopes and Instrumentation II. Proceedings of the SPIE, Volume 8450, article id. 84503H, 7 pp. (2012), 2016
We present preliminary results on on-sky test of sky subtraction methods for fiber-fed spectrograph. Using dedicated observation with FLAMES/VLT in I-band, we have tested the accuracy of the sky subtraction for 4 sky subtraction methods: mean sky, closest sky, dual stare and cross-beam switching.
arxiv   +1 more source

Image of Shamanic Cosmos in Cyprus Turkish Folktales / Kıbrıs Türk Masallarında Şamanistik Evren Tasavvuru [PDF]

open access: yesFolklor/Edebiyat, 2016
From mythology to celestial religions, cosmos is conceived of three parts. These are the sky where good gods are in, the earth where people live in and the underworld where bad gods and spirits are in. The sky is made up seven, nine or seventeen layers
Kadriye Türkan*
doaj  

Skycorr: A general tool for spectroscopic sky subtraction [PDF]

open access: yes, 2014
Airglow emission lines, which dominate the optical-to-near-IR sky radiation, show strong, line-dependent variability on various time scales. Therefore, the subtraction of the sky background in the affected wavelength regime becomes a problem if plain sky spectra have to be taken at a different time as the astronomical data.
arxiv   +1 more source

Les roues du ciel de Sucevița. Brève investigation multidisciplinaire sur un élément plastique décoratif de la fresque intérieure de l’église « La Résurrection de Jésus Christ » du monastère de Sucevița / The Wheels of the Sky of Suceviţa. Brief Multidisciplinary Investigation over a Decorative Artistic Element of the Interior Fresco of the Church The Resurrection of Jesus Christ of the Monastery of Suceviţa [PDF]

open access: yesAnastasis: Research in Medieval Culture and Art, 2014
The Wheels of the Sky of Suceviţa. Brief Multidisciplinary Investigation over a Decorative Artistic Element of the Interior Fresco of the Church The Resurrection of Jesus Christ of the Monastery of Suceviţa.
Emilian Adrian Gavrilean
doaj  

Effectiveness of buffered acetylsalicylic acid compared to other drugs in diseases patients in clinical practice: results of the CARDINAL observational retrospective study

open access: yesРоссийский кардиологический журнал, 2023
Aim. To evaluate the effectiveness of acetylsalicylic acid (ASA) drugs for secondary prevention of atherosclerotic cardiovascular disease (ASCVD) in clinical practice and compare the effectiveness of the Cardiomagnyl with other ASA drugs.Material and ...
Zh. D. Kobalava   +3 more
doaj   +1 more source

Deeply x-raying the high-energy sky [PDF]

open access: yes, 2016
All-sky explorations by Fermi-LAT have revolutionized our view of the gamma-ray sky. While its ongoing all-sky survey counts thousands of sources, essential issues related to the nature of unassociated sources call for sensitive all-sky surveys at hard X-ray energies that allow for their identification.
arxiv   +1 more source

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