Effect of annealing temperature on structural, morphology and optical properties of ZnO nano-needles prepared by zinc-air cell system method TD Malevu, RO Ocaya International Journal of Electrochemical Science 10 (2), 1752-1761, 2015 | 75 | 2015 |
Organic semiconductor photosensors RO Ocaya, AG Al-Sehemi, A Al-Ghamdi, F El-Tantawy, F Yakuphanoglu Journal of Alloys and Compounds 702, 520-530, 2017 | 59 | 2017 |
New photodiodes based graphene-organic semiconductor hybrid materials A Mekki, RO Ocaya, A Dere, AA Al-Ghamdi, K Harrabi, F Yakuphanoglu Synthetic Metals 213, 47-56, 2016 | 58 | 2016 |
Electrical, optical and structural properties of pure and gold-coated VO2 thin films on quartz substrate FB Dejene, RO Ocaya Current Applied Physics 10 (2), 508-512, 2010 | 50 | 2010 |
Ruthenium (II) complex based photodiode for organic electronic applications A Tataroglu, R Ocaya, A Dere, O Dayan, Z Serbetci, AG Al-Sehemi, ... Journal of Electronic Materials 47, 828-833, 2018 | 48 | 2018 |
Organic photodetector with coumarin-adjustable photocurrent RO Ocaya, A Al-Ghamdi, K Mensah-Darkwa, RK Gupta, W Farooq, ... Synthetic Metals 213, 65-72, 2016 | 42 | 2016 |
A review of the impact of zinc oxide nanostructure morphology on perovskite solar cell performance M Manabeng, BS Mwankemwa, RO Ocaya, TE Motaung, TD Malevu Processes 10 (9), 1803, 2022 | 31 | 2022 |
Effect of annealing temperature on nano-crystalline TiO2 for solar cell applications TD Malevu, BS Mwankemwa, SV Motloung, KG Tshabalala, RO Ocaya Physica E: Low-dimensional Systems and Nanostructures 106, 127-132, 2019 | 31 | 2019 |
Ocaya–Yakuphanoğlu method for series resistance extraction and compensation of Schottky diode I–V characteristics RO Ocaya, F Yakuphanoğlu Measurement 186, 110105, 2021 | 28 | 2021 |
An experiment to profile the voltage, current and temperature behaviour of a P–N diode RO Ocaya European journal of physics 27 (3), 625, 2006 | 27 | 2006 |
Dye based photodiodes for solar energy applications K Mensah-Darkwa, R Ocaya, A Dere, AG Al-Sehemi, AA Al-Ghamdi, ... Applied Physics A 123, 1-13, 2017 | 18 | 2017 |
A current–voltage–temperature method for fast extraction of schottky diode static parameters RO Ocaya Measurement 49, 246-255, 2014 | 18 | 2014 |
Analysis of photoconductive mechanisms of organic-on-inorganic photodiodes RO Ocaya, A Dere, AG Al-Sehemi, AA Al-Ghamdi, M Soylu, ... Physica E: Low-dimensional Systems and Nanostructures 93, 284-290, 2017 | 17 | 2017 |
Phase transformations of high-purity PbI2 nanoparticles synthesized from lead-acid accumulator anodes TD Malevu, RO Ocaya, KG Tshabalala Physica B: Condensed Matter 496, 69-73, 2016 | 17 | 2016 |
Thermal sensor based zinc oxide diode for low temperature applications RO Ocaya, A Al-Ghamdi, F El-Tantawy, WA Farooq, F Yakuphanoglu Journal of Alloys and Compounds 674, 277-288, 2016 | 17 | 2016 |
Analysis of photovoltaic behavior of Si-based junctions containing novel graphene oxide/nickel (II) phthalocyanine composite films M Soylu, R Ocaya, H Tuncer, AA Al-Ghamdi, A Dere, DC Sari, ... Microelectronic Engineering 154, 53-61, 2016 | 17 | 2016 |
Synthesis and degradation kinetics of a novel polyester containing bithiazole rings W He, YY Jiang, AS Luyt, RO Ocaya, TJ Ge Thermochimica acta 525 (1-2), 9-15, 2011 | 16 | 2011 |
Synthesis of ZnO nanoparticles using a zinc-air cell and investigation of the effect of electrolyte concentration TD Malevu, RO Ocaya International Journal of Electrochemical Science 9 (12), 8011-8023, 2014 | 14 | 2014 |
A framework for collaborative remote experimentation for a physical laboratory using a low cost embedded web server RO Ocaya Journal of Network and Computer Applications 34 (4), 1408-1415, 2011 | 14 | 2011 |
Synthesis and characterization of high-quality PbI nanopowders from depleted SLA accumulator anode and cathode TD Malevu, RO Ocaya, KG Tshabalala, C Fernandez Applied physics A 122 (7), 630, 2016 | 11 | 2016 |