The red ball, blue star and black square represent the corresponding results of Rn, Ra and Th isotopes, respectively. In the shell model, the neutron number N=126 is regarded as a neutron magic number ...

Nuclear weapon test Bravo (yield 15 Mt) on Bikini Atoll, Mar. 1, 1954. Credit: U.S. Department of Energy Subscribe for ads-free reading The beginning of the nuclear age in 1945 generated two ...

An international research collaboration led by the University of Surrey's Nuclear Physics Group has overturned the long-standing belief that the atomic nucleus of lead-208 (²⁰⁸Pb) is perfectly ...

Nuclei are not always spherical — they can stretch and twist in subtle ways. This figure maps the relationship between modern shape parameters q 2 and η, and the classic Bohr parameters β and γ, ...

Introduction -- Rocket engine fundamentals -- Nuclear rocket engine cycles -- Interplanetary mission analysis -- Basic nuclear structure and processes -- Neutron flux energy distribution -- Neutron ...

Reaching nearly 1,840 feet below the surface, the laboratory’s extreme depth introduced serious safety challenges during ...