| Ultraviolet and visible up-conversion luminescence of Er3+/Yb3+ co-doped CaF2 nanocrystals in sol–gel derived glass-ceramics S Georgescu, AM Voiculescu, C Matei, CE Secu, RF Negrea, M Secu Journal of luminescence 143, 150-156, 2013 | 42 | 2013 |
| Spectroscopic characteristics of langasite (La3Ga5SiO14) and langatate (La3Ga5. 5Ta0. 5O14) crystals doped with Eu3+ S Georgescu, O Toma, AM Chinie, L Gheorghe, A Achim, AS Stefan Optical Materials 30 (6), 1007-1012, 2008 | 38 | 2008 |
| Effects of particle size on the luminescence of YVO4: Eu nanocrystals S Georgescu, E Cotoi, AM Voiculescu, O Toma Romanian Reports in Physics 60 (4), 947-955, 2008 | 35 | 2008 |
| Judd–Ofelt analysis of Ho3+ doped in ceramic CaSc2O4 Ş Georgescu, A Ştefan, O Toma, AM Voiculescu Journal of luminescence 162, 174-179, 2015 | 24 | 2015 |
| Infrared-excited bright green and red luminescence in La3Ga5. 5Ta0. 5O14 doped with erbium and ytterbium S Georgescu, O Toma, AM Voiculescu, C Matei, R Birjega, L Petrescu Physica B: Condensed Matter 407 (7), 1124-1127, 2012 | 24 | 2012 |
| Upconversion luminescence in langatate ceramics doped with Tm3+ and Yb3+ S Georgescu, AM Voiculescu, C Matei, A Stefan, O Toma, R Birjega Journal of luminescence 154, 74-79, 2014 | 20 | 2014 |
| Excited state dynamics of Eu3+ in the partially disordered crystals La3Ga5SiO14 and La3Ga5. 5Ta0. 5O14 S Georgescu, O Toma, AM Chinie, L Gheorghe, A Achim, AS Stefan Journal of luminescence 128 (5-6), 741-743, 2008 | 20 | 2008 |
| Optical thermometry through infrared excited green upconversion emissions of Er3+-Yb3+ co-doped LaAlO3 phosphors AM Voiculescu, S Hau, G Stanciu, D Avram, C Gheorghe Journal of Luminescence 242, 118602, 2022 | 18 | 2022 |
| Synthesis by a citrate sol-gel method and characterization of Eu3+ doped yttrium aluminium garnet nanocrystals AM Chinie, A Stefan, S Georgescu Romanian Reports in Physics 57 (3), 412-417, 2005 | 18 | 2005 |
| Peculiarities of the Ho3+→ Yb3+ energy transfer in CaSc2O4: Ho: Yb S Georgescu, A Stefan, AM Voiculescu, O Toma, C Matei, R Birjega Journal of luminescence 154, 142-147, 2014 | 16 | 2014 |
| Violet and near-ultraviolet upconversion luminescence in La3Ga5. 5Ta0. 5O14 codoped with Er3+ and Yb3+ S Georgescu, AM Voiculescu, C Matei, AG Stefan, O Toma Physica B: Condensed Matter 413, 55-58, 2013 | 15 | 2013 |
| Judd–Ofelt analysis of Tm3+ doped in CaSc2O4 ceramic samples Ş Georgescu, A Ştefan, AM Voiculescu, O Toma Journal of Luminescence 166, 130-136, 2015 | 14 | 2015 |
| Luminescence of Eu-doped langanite nanopowders synthesized by a citrate sol–gel method S Georgescu, AM Voiculescu, O Toma, S Nastase, C Matei, M Osiac Journal of alloys and compounds 507 (2), 470-474, 2010 | 14 | 2010 |
| Effects of thermal treatment on the luminescence of YAG: Eu nanocrystals synthesized by a nitrate-citrate sol-gel method S Georgescu, AM Chinie, A Stefan, O Toma Journal of Optoelectronics and Advanced Materials 7 (6), 2985, 2005 | 13 | 2005 |
| Reflectance measurements on europium-doped langasite, langanite and langatate powders S Georgescu, AM Voiculescu, C Matei, O Toma, L Gheorghe, A Achim Romanian Reports in Physics 62 (1), 128-133, 2010 | 12 | 2010 |
| Reflectance spectra of YVO4: Eu3+ phosphors synthesized by direct precipitation S Georgescu, E Cotoi, AM Voiculescu, O Toma, C Matei Rom. J. Phys 55, 750-757, 2010 | 11 | 2010 |
| Disorder effects in the fluorescence spectra of Eu3+ in langatate (La3Ga5. 5Ta0. 5O14) crystals S Georgescu, O Toma, L Gheorghe, A Achim, AM Chinie, A Stefan Optical Materials 30 (2), 212-215, 2007 | 11 | 2007 |
| Eu-doped langasite, langatate and langanite–possible new red phosphors S Georgescu, AM Voiculescu, O Toma, C Tiseanu, L Gheorghe, A Achim, ... Optoelectronics and Advanced Materials-Rapid Communications 3 (December 2009 …, 2009 | 10 | 2009 |
| Thin films of YAG: Er AM Chinie, S Georgescu, A Mateescu, A Stefan ROMANIAN JOURNAL OF PHYSICS 51 (7/8), 827, 2006 | 9 | 2006 |
| Optical study of SrLaGa3O7 ceramic samples doped with Er3+ and Yb3+ AM Voiculescu, CE Tihon, Ş Hau, G Stanciu, O Toma Optical Materials 100, 109613, 2020 | 8 | 2020 |
