Room temperature ferromagnetism in cubic GaN epilayers implanted with Mn+ ions VA Chitta, JAH Coaquira, JRL Fernandez, CA Duarte, JR Leite, ... Applied physics letters 85 (17), 3777-3779, 2004 | 74 | 2004 |
Absence of ferromagnetic order in high quality bulk Co-doped ZnO samples HB De Carvalho, MPF De Godoy, RWD Paes, M Mir, A Ortiz de Zevallos, ... Journal of applied physics 108 (3), 2010 | 68 | 2010 |
Room temperature ferromagnetism promoted by defects at zinc sites in Mn-doped ZnO VM De Almeida, A Mesquita, AO De Zevallos, NC Mamani, PP Neves, ... Journal of Alloys and Compounds 655, 406-414, 2016 | 64 | 2016 |
Evidence of defect-mediated magnetic coupling on hydrogenated Co-doped ZnO MPF De Godoy, A Mesquita, W Avansi, PP Neves, VA Chitta, WB Ferraz, ... Journal of Alloys and Compounds 555, 315-319, 2013 | 51 | 2013 |
Observation of charged X− and X+ excitons and metal-to-insulator transition in CdTe/CdMgZnte modulation-doped quantum wells A Haury, A Arnoult, VA Chitta, J Cibert, YM d'Aubigné, S Tatarenko, ... Superlattices and microstructures 23 (5), 1097-1102, 1998 | 47 | 1998 |
Defect induced room temperature ferromagnetism in high quality Co-doped ZnO bulk samples MPF De Godoy, X Gratens, VA Chitta, A Mesquita, MM de Lima Jr, ... Journal of Alloys and Compounds 859, 157772, 2021 | 36 | 2021 |
Multivalley transport and the integer quantum Hall effect in a PbTe quantum well VA Chitta, W Desrat, DK Maude, BA Piot, NF Oliveira Jr, PHO Rappl, ... Physical Review B—Condensed Matter and Materials Physics 72 (19), 195326, 2005 | 35 | 2005 |
Evidence of Cr3+ and Cr4+ Coexistence in Chromium-Doped SnO2 Nanoparticles: A Structural and Magnetic Study JCR Aquino, FH Aragón, JAH Coaquira, X Gratens, VA Chitta, I Gonzales, ... The Journal of Physical Chemistry C 121 (39), 21670-21677, 2017 | 34 | 2017 |
Experimental investigation of spin-orbit coupling in n-type PbTe quantum wells ML Peres, HS Monteiro, VA Chitta, S de Castro, UA Mengui, PHO Rappl, ... Journal of Applied Physics 115 (9), 2014 | 30 | 2014 |
Hole mobility in zincblende c-GaN CG Rodrigues, JRL Fernandez, JR Leite, VA Chitta, VN Freire, ... Journal of Applied Physics 95 (9), 4914, 2004 | 28 | 2004 |
Resonant tunnelling at far infra-red frequencies VA Chitta, C Kutter, REM De Bekker, JC Maan, SJ Hawksworth, ... Journal of Physics: Condensed Matter 6 (21), 3945, 1994 | 27 | 1994 |
Multifunctional nanostructured Co-doped ZnO: Co spatial distribution and correlated magnetic properties RT Da Silva, A Mesquita, AO De Zevallos, T Chiaramonte, X Gratens, ... Physical Chemistry Chemical Physics 20 (30), 20257-20269, 2018 | 25 | 2018 |
Dynamics of the incorporation of Co into the wurtzite ZnO matrix and its magnetic properties A Mesquita, FP Rhodes, RT Da Silva, PP Neves, AO De Zevallos, ... Journal of Alloys and Compounds 637, 407-417, 2015 | 25 | 2015 |
Far infrared response of double barrier resonant tunneling structures VA Chitta, REM De Bekker, JC Maan, SJ Hawksworth, JM Chamberlain, ... Surface science 263 (1-3), 227-230, 1992 | 25 | 1992 |
Magnetic resonant x-ray diffraction study of europium telluride B Díaz, E Granado, E Abramof, PHO Rappl, VA Chitta, AB Henriques Physical Review B—Condensed Matter and Materials Physics 78 (13), 134423, 2008 | 23 | 2008 |
Singlet—triplet level crossings in matrix-isolated pentacene S Astilean, V Chitta, A Corval, RJD Miller, HP Trommsdorff Chemical physics letters 219 (1-2), 95-100, 1994 | 21 | 1994 |
Spin-polarized current in semimagnetic semiconductor heterostructures VA Chitta, MZ Maialle, SA Leao, MH Degani Applied physics letters 74 (19), 2845-2847, 1999 | 19 | 1999 |
MBE growth and characterization of Sn1-xEu xTe AY Ueta, PHO Rappl, H Closs, P Motisuke, E Abramof, VR dos Anjos, ... Brazilian journal of physics 34, 672-674, 2004 | 17 | 2004 |
Integer quantum Hall effect in a PbTe quantum well VA Chitta, W Desrat, DK Maude, BA Piot, NF Oliveira Jr, PHO Rappl, ... Physica E: Low-dimensional Systems and Nanostructures 34 (1-2), 124-127, 2006 | 16 | 2006 |
Electrical Characterization of p-Type Pb1−x Eu x Te JAH Coaquira, VA Chitta, NF Oliveira, PHO Rappl, AY Ueta, E Abramof, ... Journal of superconductivity 16, 115-118, 2003 | 16 | 2003 |