Physical–Chemical Properties of Biogenic Selenium Nanostructures Produced by Stenotrophomonas maltophilia SeITE02 and Ochrobactrum sp. MPV1Elena Piacenza, Silvia Lampis, Alessandro Presentato et al.|Frontiers in Microbiology|2018Cited by 959
Significance of Yb3+ concentration on the upconversion mechanisms in codoped Y2O3:Er3+, Yb3+ nanocrystalsFiorenzo Vetrone, Marco Bettinelli, John‐Christopher Boyer et al.|Journal of Applied Physics|2004Cited by 561
Colloidal Tm<sup>3+</sup>/Yb<sup>3+</sup>‐Doped LiYF<sub>4</sub> Nanocrystals: Multiple Luminescence Spanning the UV to NIR Regions via Low‐Energy ExcitationVenkataramanan Mahalingam, John A. Capobianco, Fiorenzo Vetrone et al.|Advanced Materials|2009Cited by 432
NIR-to-NIR Two-Photon Excited CaF<sub>2</sub>:Tm<sup>3+</sup>,Yb<sup>3+</sup> Nanoparticles: Multifunctional Nanoprobes for Highly Penetrating Fluorescence Bio-ImagingNingning Dong, Adolfo Speghini, Fiorenzo Vetrone et al.|ACS Nano|2011Cited by 421
Concentration-Dependent Near-Infrared to Visible Upconversion in Nanocrystalline and Bulk Y<sub>2</sub>O<sub>3</sub>:Er<sup>3+</sup>Fiorenzo Vetrone, Marco Bettinelli, John‐Christopher Boyer et al.|Chemistry of Materials|2003Cited by 302