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机译:Near infrared emission and multicolor tunability of enhanced upconversion emission from Er3+ -Yb3+ co-doped Nb2O5 nanocrystals embedded in silica-based nanocomposite and planar waveguides for photonics
Sao Paulo State Univ UNESP, Inst Chem, BR-14800900 Araraquara, SP, Brazil;
PSL Res Univ, Chim ParisTech, CNRS, Inst Rech Chim Paris, F-75005 Paris, France;
Univ Sao Paulo, Dept Quim, Fac Filosofia Ciencias & Letras Ribeirao Preto, BR-14040901 Ribeirao Preto, SP, BrazilUniv Fed Goias, Inst Fis, Grp Fis Mat, BR-74001970 Goiania, Go, Brazil;