Results 21 to 30 of about 3,608,924 (307)

Development of a Machine Learning Forecast Model for Global Horizontal Irradiation Adapted to Tibet Based on Visible All-Sky Imaging

open access: yesRemote Sensing, 2023
The Qinghai-Tibet Plateau is rich in renewable solar energy resources. Under the background of China’s “dual-carbon” strategy, it is of great significance to develop a global horizontal irradiation (GHI) prediction model suitable for Tibet.
Lingxiao Wu   +12 more
doaj   +1 more source

RETRACTED: EEG Signal Connectivity for Characterizing Interictal Activity in Patients With Mesial Temporal Lobe Epilepsy

open access: yesFrontiers in Neurology, 2021
Over the last decade, several methods for analysis of epileptiform signals in electroencephalography (EEG) have been proposed. These methods mainly use EEG signal features in either the time or the frequency domain to separate regular, interictal, and ...
Leonardo R. da Costa   +6 more
doaj   +1 more source

Texture-based brain networks for characterization of healthy subjects from MRI

open access: yesScientific Reports, 2023
Brain networks have been widely used to study the relationships between brain regions based on their dynamics using, e.g. fMRI or EEG, and to characterize their real physical connections using DTI.
Rafael Vinícius da Silveira   +2 more
doaj   +1 more source

Red Dwarfs as Sources of Cosmic Rays [PDF]

open access: yesEPJ Web of Conferences, 2022
The Pamela, Fermi, AMS-02 spectrometer experimental data cannot be explained using the diffusive models of propagation of cosmic-rays accelerated at the supernova shocks and require the existence of nearby sources of cosmic rays at the distances less ...
Sinitsyna Vera Yu.   +2 more
doaj   +1 more source

Cosmic ray models [PDF]

open access: yesProgress in Particle and Nuclear Physics, 2019
89 pages, 56 figures; v2: minor additions, version to ...
Kachelriess, M., Semikoz, D.V.
openaire   +8 more sources

Charmed Galaxies [PDF]

open access: yesEPJ Web of Conferences, 2023
The quest for finding the origins of cosmic rays has been going on for many decades. Cosmic rays as charged particles react to cosmic magnetic fields and typically travel in diffusive motion through the Universe.
Becker Tjus Julia, Rhode Wolfgang
doaj   +1 more source

Observation of a large-scale anisotropy in the arrival directions of cosmic rays above 8 × 1018 eV [PDF]

open access: yesScience, 2017
Cosmic rays are atomic nuclei arriving from outer space that reach the highest energies observed in nature. Clues to their origin come from studying the distribution of their arrival directions.
A. Aab   +405 more
semanticscholar   +1 more source

Observation of the Energy Dependence of Primary and Secondary Cosmic Rays with the AMS Detector on the International Space Station [PDF]

open access: yesEPJ Web of Conferences, 2019
Precision study of cosmic nuclei provides detailed knowledge on the origin and propagation of cosmic rays. AMS is a multi-purpose high energy particle detector designed to measure and identify cosmic ray nuclei with unprecedented precision. It is able to
Formato V.
doaj   +1 more source

Functionalized UiO-66-NH2 by trimellitic acid for highly selective adsorption of basic blue 3 from aqueous solutions

open access: yesFrontiers in Chemistry, 2022
A novel metal-organic framework (MOF) UiO-66-TLA (UiO-66-Trimellitic Acid) was synthesized by one-pot method with trimellitic acid as modifier, which can effectively remove the basic dye Basic Blue 3 (BB3) in wastewater. Modification with carboxyl groups
Tingting Wang   +16 more
doaj   +1 more source

The origin of cosmic rays [PDF]

open access: yesJournal of Physics G: Nuclear and Particle Physics, 1999
It is generally regarded that the bulk of cosmic rays originate in the Galaxy and that those below the 'knee' (the rapid steepening in the energy spectrum) at a few PeV come from Galactic supernovae, the particles being accelerated by the shocks in the supernova remnants.
A D Erlykin   +2 more
openaire   +6 more sources

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