UV induced permanent gratings in Ce3+ or Eu2+ doped PZG glass thin-film waveguides deposited on CaF2 substrates
1997 ◽
Vol 134
(1-6)
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pp. 36-42
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1974 ◽
Vol 112
(2)
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pp. 231
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Keyword(s):
1999 ◽
Vol 263-264
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pp. 819-821
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