Luc Gwiazdzinski, La ville 24 heures sur 24

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Age303s-24-74764-8 24..32

24 . Cosmic rays 1 24 . COSMIC RAYS

The cosmic radiation incident at the top of the terrestrial atmosphere includes all stable charged particles and nuclei with lifetimes of order 106 years or longer. Technically, “primary” cosmic rays are those particles accelerated at astrophysical sources and “secondaries” are those particles produced in interaction of the primaries with interstellar gas. Thus electrons, protons and helium, as...

معمار 24

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Sur la morphologie et la transmission d'Eperythrozoon coccoîdes