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Title: Erbium-doped aluminophosphosilicate optical fibres

Journal Article · · Quantum Electronics (Woodbury, N.Y.)
; ; ;  [1]; ; ;  [2]
  1. Fiber Optics Research Center, Russian Academy of Sciences, Moscow (Russian Federation)
  2. Institute of Chemistry of High-Purity Substances, Russian Academy of Sciences, Nizhnii Novgorod (Russian Federation)

We have studied the active properties of erbium-doped aluminophosphosilicate (APS) core fibres in wide ranges of erbia, alumina and phosphorus pentoxide concentrations. The absorption and luminescence spectra of the P{sub 2}O{sub 5}- or Al{sub 2}O{sub 3}-enriched erbium-doped APS fibres are shown to be similar to those of the erbium-doped fibres singly doped with phosphorus pentoxide or alumina, respectively. The formation of AlPO{sub 4} in APS fibres leads not only to a reduction in the refractive index of the glass but also to a marked increase in Er{sub 2}O{sub 3} solubility in silica. (optical fibres)

OSTI ID:
21471324
Journal Information:
Quantum Electronics (Woodbury, N.Y.), Vol. 40, Issue 7; Other Information: DOI: 10.1070/QE2010v040n07ABEH014326; ISSN 1063-7818
Country of Publication:
United States
Language:
English