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Richard O. Ocaya
Richard O. Ocaya
Associate Professor at UFS
Verified email at ufs.ac.za
Title
Cited by
Cited by
Year
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
722015
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
552017
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
552016
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
502010
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
472018
Organic photodetector with coumarin-adjustable photocurrent
RO Ocaya, A Al-Ghamdi, K Mensah-Darkwa, RK Gupta, W Farooq, ...
Synthetic Metals 213, 65-72, 2016
412016
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
312019
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
292022
Ocaya–Yakuphanoğlu method for series resistance extraction and compensation of Schottky diode I–V characteristics
RO Ocaya, F Yakuphanoğlu
Measurement 186, 110105, 2021
232021
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
222006
A current–voltage–temperature method for fast extraction of schottky diode static parameters
RO Ocaya
Measurement 49, 246-255, 2014
182014
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
172016
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
172016
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
162017
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
162017
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
162016
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
162011
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
142014
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
142011
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
112016
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Articles 1–20