ABSORPTION SPECTROPHOTOMETRIC AND X-rAY DIFFRACTION STUDIES OF THE TRIHALIDES OF PROMETHIUM IN THE SOLID STATE.

Article abstract of DOI:10.1016/0022-5088(88)90413-4

The anhydrous trihalides of promethium (Z equals 61) were examined by absorption spectrophotometry and X-ray powder diffraction. Room temperature lattice parameters for PmF//3, PmCl//3 and PmBr//3 were in agreement with those obtained by F. Weigel and V.