Results 11 to 20 of about 2,431 (219)

CLEAR-SKY RADIATIVE AND TEMPERATURE EFFECTS OF DIFFERENT AEROSOL CLIMATOLOGIES IN THE COSMO MODEL

open access: yesGeography, Environment, Sustainability, 2018
We estimated the effects of the different aerosol climatologies in the COSMO mesoscale atmospheric model using long-term aerosol measurements and the accurate global solar irradiance observations at ground at the Moscow State University Meteorological ...
Natalia Chubarova   +5 more
doaj   +1 more source

Radiative processes of entangled detectors in rotating frames

open access: yesJournal of High Energy Physics, 2020
We investigate the radiative processes of accelerated entangled two-level systems. Using first-order perturbation theory, we evaluate transition rates of two entangled Unruh-DeWitt detectors rotating with the same angular velocity interacting with a ...
Gabriel Picanço   +2 more
doaj   +1 more source

Radiative $$p_{\perp }$$ p ⊥ -broadening of fast partons in an expanding quark–gluon plasma

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
We study contribution of radiative processes to $$p_{\perp }$$ p ⊥ -broadening of fast partons in an expanding quark–gluon plasma. It is shown that the radiative correction to $$\langle p_{\perp }^2\rangle $$ ⟨ p ⊥ 2 ⟩ for the QGP produced in AA ...
B. G. Zakharov
doaj   +1 more source

Infra-red radiative corrections for resonant processes [PDF]

open access: yesIl Nuovo Cimento A, 1969
The infra-red radiative corrections to be applied to electron colliding beam experiments are given a nonperturbative treatment, which extends the method of ref. (2) to processes which take place through an intermediate resonant state,i.e. for which the high and low energy aspects can no longer be assumed to be separable. The resulting correction factor
openaire   +1 more source

Leptonic and Hadronic Radiative Processes in Supermassive-Black-Hole Jets

open access: yesGalaxies, 2020
Supermassive black holes lying in the center of galaxies can launch relativistic jets of plasma along their polar axis. The physics of black-hole jets is a very active research topic in astrophysics, owing to the fact that many questions remain open on ...
Matteo Cerruti
doaj   +1 more source

Perspectives on Gravity-Induced Radiative Processes in Astrophysics

open access: yesGalaxies, 2015
Single-vertex Feynman diagrams represent the dominant contribution to physical processes, but are frequently forbidden kinematically. This is changed when the particles involved propagate in a gravitational background and acquire an effective mass ...
Giorgio Papini
doaj   +1 more source

Introduction to the Special Issue “Radiative Transfer in the Earth Atmosphere”

open access: yesAtmosphere, 2021
This Special Issue aims at addressing the recent developments towards improving our understanding of the diverse radiative impact of different types of aerosols and clouds [...]
Irina Sokolik
doaj   +1 more source

Symmetric Atom–Atom and Ion–Atom Processes in Stellar Atmospheres

open access: yesAtoms, 2017
We present the results of the influence of two groups of collisional processes (atom–atom and ion–atom) on the optical and kinetic properties of weakly ionized stellar atmospheres layers.
Vladimir A. Srećković   +2 more
doaj   +1 more source

X-UV Radiative Processes in Structurally Active Media

open access: yesPhotonics
Certain radiative processes have their characteristics, such as spectrum, spatial distribution or yield, modified by the medium in which they are generated. Such media are referred to as structurally active media.
Jean-Michel André   +2 more
doaj   +1 more source

RADIATIVE PROCESSES IN JETS

open access: yesInternational Journal of Modern Physics D, 2010
Relativistic jets and collimated outflows are ubiquitous phenomena in astrophysical settings, from young stellar objects up to Active Galactic Nuclei. The observed emission from some of these jets can cover the whole electromagnetic spectrum, from radio to gamma-rays.
openaire   +2 more sources

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