[EN] The upconversion emissions of yttrium orthoaluminate nano-perovskite co-doped with Er3+/Yb3+ have been studied. Strong green and red upconversion emissions, which can be observed by naked eyes, were observed when ...
Monteseguro, V.; Rodriguez-Hernandez, P.; Ortiz, H. M.; Venkatramu, V.; Manjón, F.J.; Jayasankar, C. K.; Lavin, V.; Muñoz, A.(The Royal Society of Chemistry, 2015)
[EN] An ab initio study of the structural, elastic and vibrational properties of the lutetium gallium garnet (Lu3Ga5O12) under pressure has been performed in the framework of the density functional theory, up to 95 GPa. ...
[EN] The spatial distribution of Sr0.5Ba0.5Nb2O6 nanocrystals is analyzed in a borate-based glass-ceramic by a synchrotron hard X-ray nanoimaging tool. Based on X-ray excited optical luminescence, we examined 2D projections ...