Cosmic ray produced beryllium isotopes i
β
P.S. Goel; S. Jha; D. Lal; P. Radhakrishna; Rama
π
Article
π
1956
π
Elsevier Science
β 282 KB
The two known radioactive isotopes of Beryllium (BeT and Be lo) are produced in the atmosphere in nuclear disintegrations initiated by cosmic radiation. The long lived B~ 10 (hal/lite 2.7 million years) is di/~cult to detect and has not yet been isolated. The short lived isotope Be T (halt life 53 d