Ratshilumela Steve Dima

CSIR

Research Expertise

Multiscale modelling and simulations
Mathematical Physics
Condensed Matter Physics
Atomic and Molecular Physics, and Optics
Electrochemistry
Electronic, Optical and Magnetic Materials
Metals and Alloys
Polymers and Plastics
Surfaces, Coatings and Films
Biomaterials
Pharmaceutical Science
Drug Discovery
Molecular Medicine
Organic Chemistry
Analytical Chemistry
Physical and Theoretical Chemistry
Bioengineering
Process Chemistry and Technology
Renewable Energy, Sustainability and the Environment
Pharmacology (medical)

About

I am a highly accomplished senior researcher with a Master of Science (MSc) degree in physics and a proven track record in multiple interdisciplinary fields. My expertise spans across modeling and simulation, renewable energy, data science, DevOps, and project management. With over 7 years of experience, I have successfully contributed to numerous projects, publications, and innovations, making a significant impact in each domain. My diverse skill set, commitment to excellence, and leadership abilities make me a valuable asset to any organization seeking innovative solutions and research leadership.

Publications

Electronic, Structural, and Optical Properties of Mono-Doped and Co-Doped (210) TiO2 Brookite Surfaces for Application in Dye-Sensitized Solar Cells—A First Principles Study

Materials / Jul 14, 2021

Dima, R. S., Phuthu, L., Maluta, N. E., Kirui, J. K., & Maphanga, R. R. (2021). Electronic, Structural, and Optical Properties of Mono-Doped and Co-Doped (210) TiO2 Brookite Surfaces for Application in Dye-Sensitized Solar Cells—A First Principles Study. Materials, 14(14), 3918. https://doi.org/10.3390/ma14143918

Density functional theory study of Br doped CsPbI3 perovskite for photovoltaic and optoelectronic applications

Physica Scripta / Mar 13, 2023

Maleka, P. M., Dima, R. S., Ntwaeaborwa, O. M., & Maphanga, R. R. (2023). Density functional theory study of Br doped CsPbI3 perovskite for photovoltaic and optoelectronic applications. Physica Scripta, 98(4), 045505. https://doi.org/10.1088/1402-4896/acbf88

Study of inorganic lead halide perovskites properties using first-principles density functional theory for photovoltaic and optoelectronic devices

Materials Today: Proceedings / Jan 01, 2022

Maleka, P. M., Dima, R. S., Ntwaeaborwa, O. M., & Maphanga, R. R. (2022). Study of inorganic lead halide perovskites properties using first-principles density functional theory for photovoltaic and optoelectronic devices. Materials Today: Proceedings, 62, S12–S22. https://doi.org/10.1016/j.matpr.2022.02.079

Structural, Electronic, Mechanical, and Thermodynamic Properties of Na Deintercalation from Olivine NaMnPO4: First-Principles Study

Materials / Jul 30, 2022

Dima, R. S., Maleka, P. M., Maluta, N. E., & Maphanga, R. R. (2022). Structural, Electronic, Mechanical, and Thermodynamic Properties of Na Deintercalation from Olivine NaMnPO4: First-Principles Study. Materials, 15(15), 5280. https://doi.org/10.3390/ma15155280

First principles study on sodium de-intercalation from NaMnPO4

Materials Today: Proceedings / Jan 01, 2022

Dima, R. S., Maleka, P. M., Maluta, E. N., & Maphanga, R. R. (2022). First principles study on sodium de-intercalation from NaMnPO4. Materials Today: Proceedings, 62, S7–S11. https://doi.org/10.1016/j.matpr.2022.02.076

First-Principles Investigation of Ru- and Pt-Doped TiO2 Brookite Surfaces

International Journal of Electrochemical Science / Feb 01, 2020

Dima, R. S., Maluta, N. E., & Maphanga, R. R. (2020). First-Principles Investigation of Ru- and Pt-Doped TiO2 Brookite Surfaces. International Journal of Electrochemical Science, 15(2), 1757–1770. https://doi.org/10.20964/2020.02.61

Computational study of TiO2 Brookite (100), (010) and (210) surface doped with Ruthenium for application in Dye Sensitised Solar Cells

Journal of Physics: Conference Series / Oct 01, 2017

Dima, R. S., Maluta, N. E., Maphanga, R. R., & Sankaran, V. (2017). Computational study of TiO2 Brookite (100), (010) and (210) surface doped with Ruthenium for application in Dye Sensitised Solar Cells. Journal of Physics: Conference Series, 905, 012012. https://doi.org/10.1088/1742-6596/905/1/012012

Adsorption of NH3 and NO2 Molecules on Sn-Doped and Undoped ZnO (101) Surfaces Using Density Functional Theory

Processes / Oct 07, 2022

Dima, R. S., Tshwane, D. M., Shingange, K., Modiba, R., Maluta, N. E., & Maphanga, R. R. (2022). Adsorption of NH3 and NO2 Molecules on Sn-Doped and Undoped ZnO (101) Surfaces Using Density Functional Theory. Processes, 10(10), 2027. https://doi.org/10.3390/pr10102027

DFT study of TiO2 brookite (210) surface doped with silver and molybdenum

Materials Research Express / Sep 01, 2022

Phuthu, L., Dima, R. S., Maluta, N. E., Kirui, J. K., & Maphanga, R. R. (2022). DFT study of TiO2 brookite (210) surface doped with silver and molybdenum. Materials Research Express, 9(9), 095901. https://doi.org/10.1088/2053-1591/ac8ae4

Computational study of dye adsorption onto Brookite TiO2surfaces for the applications in dye sensitized solar cells

Journal of Physics: Conference Series / Oct 01, 2017

Maluta, N. E., Dima, R. S., Nemudzivhadi, H., Maphanga, R. R., & Sankaran. (2017). Computational study of dye adsorption onto Brookite TiO2surfaces for the applications in dye sensitized solar cells. Journal of Physics: Conference Series, 905, 012034. https://doi.org/10.1088/1742-6596/905/1/012034

Phase Separation of Br-Doped CsPbI3: A Combined Cluster Expansion, Monte Carlo, and DFT Study

Molecules / Dec 22, 2023

Maleka, P., Dima, R., Tshwane, D., Ntwaeaborwa, O., & Maphanga, R. (2023). Phase Separation of Br-Doped CsPbI3: A Combined Cluster Expansion, Monte Carlo, and DFT Study. Molecules, 29(1), 92. https://doi.org/10.3390/molecules29010092

Density functional theory study on ruthenium dyes and dye@TiO2 assemblies for dye sensitized solar cell applications

Solar Energy / Jan 01, 2018

Chitumalla, R. K., & Jang, J. (2018). Density functional theory study on ruthenium dyes and dye@TiO2 assemblies for dye sensitized solar cell applications. Solar Energy, 159, 283–290. https://doi.org/10.1016/j.solener.2017.10.058

Declaration of Interests

SSRN Electronic Journal / Jan 01, 2022

Maleka, P. M., Dima, R. S., Ntwaeaborwa, O. M., & Maphanga, R. R. (2022). Declaration of Interests. SSRN Electronic Journal. https://doi.org/10.2139/ssrn.4160317

Education

University of Venda

PHD PHYSICS, PHYSICS

Thohoyandou

University of Venda

MSC PHYSICS, PHYSICS / December, 2017

Thohoyandou

University of Venda

BSC HONOURS (PHYSICS), PHYSICS / December, 2015

Thohoyandou

University of Limpopo

BSc (Chemistry and Physics), SCIENCE AND AGRICULTURE / December, 2013

Sovenga

Experience

Council for Scientific and Industrial Research, South Africa

Senior Researcher / February, 2021Present

Council for Scientific and Industrial Research

PHD Fellow / February, 2019Present

University of Venda

Part-Time Physics Lecture / March, 2018January, 2019

DST-NRF Research Intern / April, 2017February, 2018

Links & Social Media

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