NSRDS-NBS: National Standard Reference Data Series, Issue 52

accuracy is equal accuracy is estimated Agarwal alkali halide crystals alkali halides Center anion aRoom bands in nm BeF2 better than 0.5 Center KCI KBr Center NaCl KCI Center NaCl NaBr centers in alkali Charge transfer Chem cm-¹ Co(CN Color Centers CrO2 Crystal:Impurity doped in alkali external modes FCC alkali halides Fukuda Gap mode halides Center KCI halides Center NaCl idea of accuracy impurity ion infrared Jain Japan Japan 26 KBr Assignment References KBr KI Assignment KBr KI RbCl KCI KBr Assignment Light 13 Liquid air/nitrogen temperature Liquid helium temperature Luschik mode Localized molecular ions doped NaCl KCI KBr NaCl NaBr KCI nearest wavenumber unless NSRDS Optical absorption bands phonon Phys RbCl RbBr Remarks References Room temperature Science of Light SeO3 Solids Sootha Stat substitutionally symmetry TABLE Technology Temperature between 4.2 Temperature K Remarks unless the accuracy v₂ Verlan vibrational modes Warrier ᎡᎢ