Results 21 to 30 of about 5,416 (116)

Solar Irradiance Variability: Modeling the Measurements

open access: yesEarth and Space Science, 2020
New models of the Sun's irradiance variability are developed from 15 years of direct observations made by the Solar Radiation and Climate Experiment (SORCE) spacecraft from 2003 to 2017 (inclusive).
J. L. Lean   +5 more
doaj   +1 more source

Creation of the GSFCSSI2 Composite Solar Spectral Irradiance Data Set

open access: yesEarth and Space Science, 2019
Solar spectral irradiance (SSI) is a key driver for the Earth's energy budget. Characterizing the spectral and temporal variations in SSI from measurements over multiple decades relies on the creation of a composite SSI product that merges data from ...
Matthew T. DeLand   +3 more
doaj   +1 more source

Recent variability of the solar spectral irradiance and its impact on climate modelling [PDF]

open access: yesAtmospheric Chemistry and Physics, 2013
The lack of long and reliable time series of solar spectral irradiance (SSI) measurements makes an accurate quantification of solar contributions to recent climate change difficult.
I. Ermolli   +14 more
doaj   +1 more source

Optimal design and experimental test of a solar simulator for solar photovoltaic modules

open access: yesEnergy Science & Engineering, 2021
Solar simulators have been widely used to characterize the performance of solar photovoltaics cells, which typically have a size of 156 × 156 mm2. In order to amplify the testing area, a flexible optimal design method for solar simulators is presented in
Rodrigo Cortés‐Severino   +5 more
doaj   +1 more source

Simulating the Performance of Al0.3Ga0.7As/InP/Ge Multijunction Solar Cells under Variation of Spectral Irradiance and Temperature

open access: yesModelling and Simulation in Engineering, 2019
The effect of spectral irradiance and temperature variation on the performance of the mechanically stacked Al0.3Ga0.7As/InP/Ge multijunction solar cells was investigated using a simulation approach.
Tony Sumaryada   +4 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

Influence of Atmospheric Parameters on Biologically Effective Solar UV Irradiance

open access: yesAnnals of West University of Timisoara: Physics
Solar ultraviolet (UV) radiation has various effects on human beings, both positive and negative. Since solar UV spectral radiation is only rarely monitored, modeling of biologically effective solar UV spectral irradiance became a common practice in ...
Codrean Andrea-Florina, Paulescu Marius
doaj   +1 more source

Evaluation of the ECHAM family radiation codes performance in the representation of the solar signal [PDF]

open access: yesGeoscientific Model Development, 2014
Solar radiation is the main source of energy for the Earth's atmosphere and in many respects defines its composition, photochemistry, temperature profile and dynamics.
T. Sukhodolov   +6 more
doaj   +1 more source

Version 2 of the TSIS‐1 Hybrid Solar Reference Spectrum and Extension to the Full Spectrum

open access: yesEarth and Space Science, 2023
This work describes two achievements to a key data set. First, we present version 2 of the Total and Spectral Solar Irradiance Sensor‐1 Hybrid Solar Reference Spectrum (TSIS‐1 HSRS), which has recently been recognized as a new solar irradiance reference ...
O. M. Coddington   +8 more
doaj   +1 more source

Correlations between Total and Spectral Solar Irradiance Variations

open access: yesThe Astrophysical Journal
We compare short-term (seven solar rotations), wavelength-dependent temporal variations in spectral solar irradiance (SSI) with those from the total solar irradiance (TSI). Using space-based measurements, we empirically find good correlations across most
Greg Kopp   +2 more
doaj   +1 more source

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