IN a letter to NATURE of November 25 last Dr. Norman Campbell discusses the problem of the possible consistency of the assumptions about the motion and arrangement of electrons in the atom ...

Traditional atomic clocks are enormous ... "Fullerene" refers to its specific structure, resembling a "cage" of carbon atoms with a nitrogen atom enclosed inside. This name is inspired by ...

Nitrogen-vacancy (NV) centers are atomic-scale defects in the lattice structure of diamond. They consist of a substitutional nitrogen atom adjacent to a vacant lattice site. NV centers have emerged as ...

Researchers use atomic force microscopy to image the chemical structure of the small ... to distinguish a carbon atom from an oxygen or a nitrogen or a sulfur atom, for example.