... cascades developing in the universe on CMB and EBL background radiations ... evidence for the scattering of radio frequency radiation by EAS is obtained to date ... Other possibilities produce too much secondary -radiation. ...

... The characteristic activity time of the comet head, the initial velocity of the ejected dust grains, and the ratio of the radiation pressure force exerted on dust grains to the force of their gravitational attraction to the Sun were estimated. ...

... catalytic reactions Theoretical and computational chemistry Radiation chemistry Nuclear chemistry Photochemistry PE5 Materials ...

... When the radius of the cloud has shrunk to about a billion light years, the radiation arising from particle-antiparticle annihilation is so strong that it overcomes the gravitational attraction. ...

... The Thermal Radiation of the Lunar Surface in the IR Range of the Spectrum (10-12 ... is used for image calibrating as a steady-state source of visible and IR radiation ...

... radiative capture As soon as the energy of level is found one can use the analogy with radiative capture of neutron by proton with the account for: · Absence of M1 transition for OHe-nucleus system (which is dominant for n+p reaction) · Suppression of E1 ...