Photoluminescence and phosphorescence properties of MAl2O4: Eu2+, Dy3+ (M= Ca, Ba, Sr) phosphors prepared at an initiating combustion temperature of 500° C BM Mothudi, OM Ntwaeaborwa, JR Botha, HC Swart Physica B: Condensed Matter 404 (22), 4440-4444, 2009 | 108 | 2009 |
Influence of metal organic chemical vapor deposition growth parameters on the luminescent properties of ZnO thin films deposited on glass substrates KT Roro, JK Dangbegnon, S Sivaraya, AWR Leitch, JR Botha Journal of Applied Physics 103 (5), 2008 | 95 | 2008 |
Optical and electrical properties of NiO for possible dielectric applications A Venter, JR Botha South African Journal of Science 107 (1), 1-6, 2011 | 87 | 2011 |
Enhanced luminescence and degradation of SiO2: Ce, Tb powder phosphors prepared by a sol–gel process OM Ntwaeaborwa, HC Swart, RE Kroon, PH Holloway, JR Botha Journal of Physics and Chemistry of Solids 67 (8), 1749-1753, 2006 | 67 | 2006 |
Photoluminescence study of potential fluctuations in thin layers of Cu (In0. 75Ga0. 25)(SySe1− y) 2 SA Schumacher, JR Botha, V Alberts Journal of Applied Physics 99 (6), 2006 | 56 | 2006 |
Type II GaSb/GaAs quantum dot/ring stacks with extended photoresponse for efficient solar cells PJ Carrington, AS Mahajumi, MC Wagener, JR Botha, Q Zhuang, A Krier Physica B: Condensed Matter 407 (10), 1493-1496, 2012 | 52 | 2012 |
Thermally activated carrier escape mechanisms from As/GaAs quantum wells JR Botha, AWR Leitch Physical Review B 50 (24), 18147, 1994 | 49 | 1994 |
Synthesis and characterization of BaAl2O4: Eu2+ co-doped with different rare earth ions MA Lephoto, OM Ntwaeaborwa, SS Pitale, HC Swart, JR Botha, ... Physica B: Condensed Matter 407 (10), 1603-1606, 2012 | 48 | 2012 |
Temperature-dependent Hall effect studies of ZnO thin films grown by metalorganic chemical vapour deposition KT Roro, GH Kassier, JK Dangbegnon, S Sivaraya, JE Westraadt, ... Semiconductor science and technology 23 (5), 055021, 2008 | 48 | 2008 |
The effect of Ce3+ on structure, morphology and optical properties of flower-like ZnO synthesized using the chemical bath method LF Koao, FB Dejene, HC Swart, JR Botha Journal of luminescence 143, 463-468, 2013 | 44 | 2013 |
Enhanced infrared photo-response from GaSb/GaAs quantum ring solar cells PJ Carrington, MC Wagener, JR Botha, AM Sánchez, A Krier Applied Physics Letters 101 (23), 2012 | 40 | 2012 |
Properties of CuIn (Se, S) 2 thin films prepared by two-step growth processes J Bekker, V Alberts, AWR Leitch, JR Botha Thin Solid Films 431, 116-121, 2003 | 40 | 2003 |
Comparative PL study of individual ZnO nanorods, grown by APMOCVD and CBD techniques V Khranovskyy, R Yakimova, F Karlsson, AS Syed, PO Holtz, ZN Urgessa, ... Physica B: Condensed Matter 407 (10), 1538-1542, 2012 | 33 | 2012 |
Low temperature near band edge recombination dynamics in ZnO nanorods ZN Urgessa, JR Botha, MO Eriksson, CM Mbulanga, SR Dobson, ... Journal of Applied Physics 116 (12), 2014 | 30 | 2014 |
Synthesis of well-aligned ZnO nanorods on silicon substrate at lower temperature ZN Urgessa, OS Oluwafemi, EJ Olivier, JH Neethling, JR Botha Journal of alloys and compounds 580, 120-124, 2013 | 30 | 2013 |
Treatment for GaSb surfaces using a sulphur blended (NH4) 2S/(NH4) 2SO4 solution DM Murape, N Eassa, JH Neethling, R Betz, E Coetsee, HC Swart, ... Applied surface science 258 (18), 6753-6758, 2012 | 28 | 2012 |
Hydrothermal synthesis of ZnO thin films and its electrical characterization ZN Urgessa, OS Oluwafemi, JR Botha Materials letters 79, 266-269, 2012 | 26 | 2012 |
Photoluminescence of cerium–europium co‐doped SiO2 phosphor prepared by a sol–gel process OM Ntwaeaborwa, HC Swart, RE Kroon, PH Holloway, JR Botha Surface and Interface Analysis: An International Journal devoted to the …, 2006 | 26 | 2006 |
Temperature dependence of the photoluminescence properties and band gap energy of InxGa1−xAs/GaAs quantum wells JR Botha, AWR Leitch Journal of electronic materials 29, 1362-1371, 2000 | 26 | 2000 |
Numerical modelling of anodization reaction kinetics for TiO2 nanotubular-film growth in NH4F-based electrolytes NJ Suliali, CM Mbulanga, WE Goosen, R Betz, JR Botha Electrochimica Acta 337, 135791, 2020 | 25 | 2020 |