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Influence of 3d Ions on the Production Efficiency of Intrinsic Defects in CaF 2
Author(s) -
Alonso P. J.,
Orera V. M.,
Alcalá K.
Publication year - 1980
Publication title -
physica status solidi (b)
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.51
H-Index - 109
eISSN - 1521-3951
pISSN - 0370-1972
DOI - 10.1002/pssb.2220990217
Subject(s) - fluorite , impurity , ion , irradiation , analytical chemistry (journal) , doping , absorption (acoustics) , materials science , absorption spectroscopy , spectral line , production efficiency , production (economics) , crystallography , nuclear chemistry , chemistry , optoelectronics , metallurgy , optics , physics , mechanical engineering , organic chemistry , chromatography , nuclear physics , composite material , engineering , astronomy , economics , macroeconomics
The influence of 3d impurities on the production efficiency of V K and F centers is studied in low‐temperature X‐irradiated fluorite crystals. The optical absorption spectra of pure CaF 2 and CaF 2 doped with Mn, Fe, Co or Ni are compared before and after 15 K X‐irradiation. An increase in the efficiency for V k ‐centers production accompanied by the formation of M + ions (M = Mn, Fe, Co, Ni) is observed at 15 K. A decrease of the F‐centers production efficiency is also detected.