Direct Optical Detection of the Ground-State Population Changes of Neodymium in Ethylsulfate Crystals
1989 ◽
Vol 19
(6)
◽
pp. 759-765
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Keyword(s):
Keyword(s):
1979 ◽
Vol 66
(3)
◽
pp. 444-448
◽
Keyword(s):