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Marietjie J. Ungerer

Observed names: M J Ungerer, M.J. Ungerer, Maria J. Ungerer, Maria Johanna Ungerer, Ungerer, Marietjie J
ORCID: 0000-0002-9073-1186
Observed ORCID: 0000-0002-9073-1186
OpenAlex ID: A5062821526
Interaction of H2O with the Platinum Pt (001), (011), and (111) Surfaces: A Density Functional Theory Study with Long-Range Dispersion Corrections
2019 · Marietjie J. Ungerer, David Santos-Carballal, et al. · The Journal of Physical Chemistry C · 90
Comparison of extractants for the separation of TaF5 and NbF5 in different acidic media
2014 · M.J. Ungerer, D.J. van der Westhuizen, et al. · Hydrometallurgy · 34
Discordance between measured and calculated total carbon dioxide
1990 · J P Ungerer, M J Ungerer, et al. · Clinical Chemistry · 27
Molecular modelling of tantalum penta-halides during hydrolysis and oxidation reactions
2016 · M.J. Ungerer, C.G.C.E. van Sittert, et al. · Computational and Theoretical Chemistry · 21
Interaction of SO2 with the Platinum (001), (011), and (111) Surfaces: A DFT Study
2020 · Marietjie J. Ungerer, David Santos-Carballal, et al. · Catalysts · 17
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Thermodynamics of hydrogen adsorption on ruthenium fcc surfaces: a density functional theory study
2025 · Marietjie J. Ungerer, Nora H. de Leeuw · Physical Chemistry Chemical Physics · 15
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Mixing thermodynamics and electronic structure of the Pt 1−x Ni x (0 ≤ x ≤ 1) bimetallic alloy
2019 · Louise M. Botha, David Santos-Carballal, et al. · RSC Advances · 14
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Computational Insights into Ru, Pd and Pt fcc Nano-Catalysts from Density Functional Theory Calculations: The Influence of Long-Range Dispersion Corrections
2022 · Marietjie J. Ungerer, Nora H. De Leeuw · Catalysts · 12
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Catalytic dissociation of a water molecule on the (1 1 1) surfaces of Pt0.5Ni0.5 bimetal: Density functional theory (DFT) study
2022 · Louise M. Botha, Marietjie J. Ungerer, et al. · Applied Surface Science · 10
Competitive Adsorption of H2O and SO2 on Catalytic Platinum Surfaces: a Density Functional Theory Study
2021 · Marietjie J. Ungerer, David Santos-Carballal, et al. · South African Journal of Chemistry · 9
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Behavior of S, SO, and SO3 on Pt (001), (011), and (111) surfaces: A DFT study
2021 · Marietjie J. Ungerer, Cornelia G. C. E. van Sittert, et al. · The Journal of Chemical Physics · 8
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DFT modelling of tantalum pentafluoride extraction with phosphorus-based extractants – A molecular dynamics study
2019 · M.J. Ungerer, C.G.C.E. van Sittert, et al. · Journal of Physics and Chemistry of Solids · 7
A DFT Study of Ruthenium fcc Nano-Dots: Size-Dependent Induced Magnetic Moments
2023 · Marietjie J. Ungerer, Nora H. de Leeuw · Nanomaterials · 6
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The Time Dependent Solvent Extraction of Ta and Nb
2014 · Leon de Beer, Marietjie J. Ungerer, et al. · Advanced materials research · 5
Chem4Energy: a consortium of the Royal Society Africa Capacity-Building Initiative
2024 · Marietjie J. Ungerer, Evans Adei, et al. · Interface Focus · 4
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Density functional theory study with and without COSMO of H2SO4 reactions in an aqueous environment for metal extraction
2018 · Maria Johanna Ungerer, Cornelia Gertina Catharina Elizabeth van Sittert, et al. · Journal of Computational Chemistry · 4
Molecular modelling of tantalum fluoride in sulphuric acid medium: A DFT study
2019 · M.J. Ungerer, D.J. van der Westhuizen, et al. · Journal of Molecular Liquids · 3
Separation of tantalum and niobium with solvent extraction
2014 · Maria J. Ungerer, Derik J. Van der Westhuizen, et al. · Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie · 3
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Molecular modelling of tantalum in an aqueous phase
2017 · M.J. Ungerer · Journal of the Southern African Institute of Mining and Metallurgy · 1
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Corrigendum to “Catalytic dissociation of a water molecule on the (1 1 1) surfaces of Pt0.5Ni0.5 bimetal: Density functional theory (DFT) study”. [Appl. Surf. Sci. 602 (2022) 154238]
2025 · Louise M. Botha, Marietjie J. Ungerer, et al. · Applied Surface Science
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Vermengingstermodinamika, magne ese eienskappe en elektroniese struktuur vir Pt x Ni 1-x -legerings
2020 · Louise M. Botha, C.G.C.E. van Sittert, et al. · Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie
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SO 2 -oksidasiemeganisme op 'n Pt-oppervlak : 2 'n digtheidsfunksionaalondersoek
2020 · Theunis Nel, C.G.C.E. van Sittert, et al. · Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie
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Molecular modelling of species pertaining to the solvent extraction of tantalum penta-fluorides
2018 · Marietjie J. Ungerer · Boloka Institutional Repository (North-west University)
Molecular modelling of tantalum penta-halides during hydrolysis and oxidation reactions
2017 · Marietjie J. Ungerer, Cornelia G.C.E. Van Sittert, et al. · Suid-Afrikaanse Tydskrif vir Natuurwetenskap en Tegnologie
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Molecular Modelling of the Hydrolysis of Tantalum and Niobium Pentafluoride
2014 · Marietjie J. Ungerer, Derik J. van der Westhuizen, et al. · Advanced materials research
Works count: 31
Citation count: 290
H-index: 9
I10-index: 9
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