Results 11 to 20 of about 2,017,621 (311)

The Solar Orbiter SPICE instrument [PDF]

open access: yesAstronomy & Astrophysics, 2020
Aims. The Spectral Imaging of the Coronal Environment (SPICE) instrument is a high-resolution imaging spectrometer operating at extreme ultraviolet (EUV) wavelengths. In this paper, we present the concept, design, and pre-launch performance of this facility instrument on the ESA/NASA Solar Orbiter mission. Methods.
Anderson, M.   +88 more
openaire   +9 more sources

The effect of colour on the thermal performance of building integrated solar collectors [PDF]

open access: yes, 2010
The use of solar collectors with coloured absorbers for water heating is an area of particular interest when considering their integration with buildings.
Carson, James K.   +2 more
core   +1 more source

Review of solar-thermal collectors powered autoclave for the sterilization of medical equipment

open access: yesAlexandria Engineering Journal, 2021
This literature review was based on articles published on different types of solar autoclaves used to sterilize the medical instruments. The present paper analysis the various types of solar thermal technologies and the materials used for manufacture ...
Jean-Fulbert Ituna-Yudonago   +5 more
doaj   +1 more source

Quality assessment of solar UV irradiance measured with array spectroradiometers [PDF]

open access: yesAtmospheric Measurement Techniques, 2016
The reliable quantification of ultraviolet (UV) radiation at the earth's surface requires accurate measurements of spectral global solar UV irradiance in order to determine the UV exposure to human skin and to understand long-term trends in this ...
L. Egli   +11 more
doaj   +1 more source

The Extreme Stellar-signals Project. III. Combining Solar Data from HARPS, HARPS-N, EXPRES, and NEID

open access: yesThe Astronomical Journal, 2023
We present an analysis of Sun-as-a-star observations from four different high-resolution, stabilized spectrographs—HARPS, HARPS-N, EXPRES, and NEID. With simultaneous observations of the Sun from four different instruments, we are able to gain insight ...
Lily L. Zhao   +39 more
doaj   +1 more source

Future Prospects for Solar EUV and Soft X-Ray Spectroscopy Missions

open access: yesFrontiers in Astronomy and Space Sciences, 2021
Future prospects for solar spectroscopy missions operating in the extreme ultraviolet (EUV) and soft X-ray (SXR) wavelength ranges, 1.2–1,600 Å, are discussed.
Peter R. Young, Peter R. Young
doaj   +1 more source

First multispacecraft ion measurements in and near the Earth’s magnetosphere with the identical Cluster ion spectrometry (CIS) experiment [PDF]

open access: yesAnnales Geophysicae, 2001
On board the four Cluster spacecraft, the Cluster Ion Spectrometry (CIS) experiment measures the full, three-dimensional ion distribution of the major magnetospheric ions (H+, He+, He++, and O+) from the thermal energies to about 40 keV/e.
H. Rème   +77 more
doaj   +1 more source

Performance of a building integrated photovoltaic/thermal (BIPVT) solar collector [PDF]

open access: yes, 2009
The idea of combining photovoltaic and solar thermal collectors (PVT collectors) to provide electrical and heat energy is an area that has, until recently, received only limited attention.
Carson, James K.   +3 more
core   +1 more source

The Flare Irradiance Spectral Model‐Version 2 (FISM2)

open access: yesSpace Weather, 2020
The Flare Irradiance Spectral Model (FISM) is an important tool for estimating solar variability for a myriad of space weather research studies and applications, and FISM Version 2 (FISM2) recently was released.
P. C. Chamberlin   +9 more
doaj   +1 more source

Coronal Densities, Temperatures, and Abundances during the 2019 Total Solar Eclipse: The Role of Multiwavelength Observations in Coronal Plasma Characterization

open access: yesThe Astrophysical Journal Supplement Series, 2023
The Airborne Infrared Spectrometer (AIR-Spec) offers an unprecedented opportunity to explore the near-infrared (NIR) wavelength range. It has been flown at two total solar eclipses, in 2017 and 2019.
Giulio Del Zanna   +9 more
doaj   +1 more source

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