"wetenschappelijk artikel"@nl . "Energy transfer and frequency upconversion in Yb3+\u2013Er3+-doped PbO-GeO2 glass containing silver nanoparticles"@en . . . . "L. R. P. Kassab" . . . "239-242" . . "J. J. Neto" . "94" . "Energy transfer and frequency upconversion in Yb3+\u2013Er3+-doped PbO-GeO2 glass containing silver nanoparticles"@nl . "2008-10-19T00:00:00Z"^^ . "Energy transfer and frequency upconversion in Yb3+\u2013Er3+-doped PbO-GeO2 glass containing silver nanoparticles"@en . . . . "Energy transfer and frequency upconversion in Yb3+\u2013Er3+-doped PbO-GeO2 glass containing silver nanoparticles"@en . . "N. U. Wetter" . "F. A. Bomfim" . "im Oktober 2008 ver\u00F6ffentlichter wissenschaftlicher Artikel"@de . . . . "10.1007/S00340-008-3249-2" . . . . . "Energy transfer and frequency upconversion in Yb3+\u2013Er3+-doped PbO-GeO2 glass containing silver nanoparticles"@en . . . . . "Energy transfer and frequency upconversion in Yb3+\u2013Er3+-doped PbO-GeO2 glass containing silver nanoparticles"@nl . . . "\u043D\u0430\u0443\u043A\u043E\u0432\u0430 \u0441\u0442\u0430\u0442\u0442\u044F, \u043E\u043F\u0443\u0431\u043B\u0456\u043A\u043E\u0432\u0430\u043D\u0430 \u0432 \u0436\u043E\u0432\u0442\u043D\u0456 2008"@uk . "Energy transfer and frequency upconversion in Yb3+\u2013Er3+-doped PbO-GeO2 glass containing silver nanoparticles"@nl . "J. R. Martinelli" . "2" . . .