A pulse of light sets the tempo in the material. Atoms in a crystalline sheet just a few atoms thick begin to move—not ...
The expansion method is extended to M shell electrons and explicit calculations are carried out of the probabilities of all dipole transitions between configurations 1s2 2s2 2p6 3l - 1s 2 2s2 2p6 3 l' ...
A heavy element’s nucleus is all bent out of shape. Nobelium — element number 102 on the periodic table — has an atomic nucleus that is deformed into the shape of an American football, scientists ...