"Alves, E." . "Peoina, V." . "Optical Properties of Er3+ + Yb3+ Doped Gallium Nitride Layers"@en . "Nen\u00ED k dispozici"@cs . . "62860K-1 ; 62860K-10" . "9"^^ . . "Je\u0159\u00E1bek, V\u00EDt\u011Bzslav" . . . "Optical Properties of Er3+ + Yb3+ Doped Gallium Nitride Layers"@en . "Prajzler, V\u00E1clav" . . . . "P(GA102/06/0424), P(LC06041)" . "Boldyryeva, H." . "Advances in Thin-Films Coatings for Optical Applications III" . "490728" . "RIV/68407700:21230/06:03121595" . . "Nen\u00ED k dispozici"@cs . "Oswald, J." . . "Buchal, Ch." . "21230" . . . "10"^^ . "San Diego" . "Erbium; GaN; Optical Properties; Ytterbium"@en . . . "Not available" . "H\u00FCttel, I." . . . "0-8194-6365-5" . "Optical Properties of Er3+ + Yb3+ Doped Gallium Nitride Layers" . . "2006-08-13+02:00"^^ . "Optical Properties of Er3+ + Yb3+ Doped Gallium Nitride Layers" . "RIV/68407700:21230/06:03121595!RIV07-GA0-21230___" . "Not available"@en . "SPIE" . "2"^^ . "[6DB75598F87C]" . "\u0160pirkov\u00E1, Jarmila" . "Bellingham" . . "Nen\u00ED k dispozici"@cs . . .