共 15 条
[1]
EVLETH EM, 1964, J CHEM PHYS, V47, P1400
[3]
SYMMETRY SELECTION RULES OF ELECTRIC-DIPOLE TRANSITIONS OF EU3+ AND SM2+ IN CRYSTALS - A SOLID-STATE INFRARED QUANTUM COUNTER-AMPLIFIER
[J].
PHYSICAL REVIEW,
1968, 170 (02)
:412-&
[5]
GANDRUD WB, 1969, J APPL PHYS, V39, P4777
[6]
Goppert-Mayer M., 1931, Ann. Phys, V401, P273, DOI [DOI 10.1002/ANDP.200910358, 10.1002/andp.19314010303, DOI 10.1002/ANDP.19314010303]
[9]
MULTIPHONON ORBIT-LATTICE RELAXATION OF EXCITED STATES OF RARE-EARTH IONS IN CRYSTALS
[J].
PHYSICAL REVIEW,
1968, 174 (02)
:429-&
[10]
RISEBERG LA, 1968, IEEE J, VQE 4, P609