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Veronica A. Okello

Observed names: V. A. Okello, V. Okello, Veronica Achieng Okello, Veronica Okello
Institution: Machakos University
ORCID: 0000-0002-7766-1822
Observed ORCID: 0000-0002-7766-1822
OpenAlex ID: A5086975045
Residue levels and discharge loads of antibiotics in wastewater treatment plants (WWTPs), hospital lagoons, and rivers within Lake Victoria Basin, Kenya
2016 · Selly Jemutai Kimosop, Z. M. Getenga, et al. · Environmental Monitoring and Assessment · 142
Reduction of Hexavalent Chromium Using Naturally-Derived Flavonoids
2012 · Veronica A. Okello, Samuel Mwilu, et al. · Environmental Science & Technology · 89
Insights on adsorption of carbamazepine onto iron oxide modified diatomaceous earth: Kinetics, isotherms, thermodynamics, and mechanisms
2019 · Selly Jemutai-Kimosop, Francis Orata, et al. · Environmental Research · 88
Current and Emerging Technologies for the Characterization of Nanomaterials
2014 · O. A. Sadik, N. Du, et al. · ACS Sustainable Chemistry & Engineering · 58
Catalytic Reduction of Hexavalent Chromium Using Flexible Nanostructured Poly(amic acids)
2011 · Marcells A. Omole, Veronica A. Okello, et al. · ACS Catalysis · 52
Catalytic Reduction of Hexavalent Chromium Using Palladium Nanoparticles: An Undergraduate Nanotechnology Laboratory
2013 · Omowunmi A. Sadik, Naumih M. Noah, et al. · Journal of Chemical Education · 28
Comparative studies in electrochemical degradation of sulfamethoxazole and diclofenac in water by using various electrodes and phosphate and sulfate supporting electrolytes
2016 · Fred W. Sifuna, Francis Orata, et al. · Journal of Environmental Science and Health Part A · 27
Synthesis of mesoporous akaganeite functionalized maize cob biochar for adsorptive abatement of carbamazepine: Kinetics, isotherms, and thermodynamics
2022 · Selly Jemutai-Kimosop, Veronica A. Okello, et al. · Cleaner Materials · 20
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Biofunctionalized poly (amic) acid membranes for absolute disinfection of drinking water
2014 · Idris Yazgan, Nian Du, et al. · Journal of Membrane Science · 18
Environmental applications of poly(amic acid)-based nanomaterials
2011 · Veronica A. Okello, Nian Du, et al. · Journal of Environmental Monitoring · 18
Nanostructured Membranes for Water Purification
2014 · Omowunmi A. Sadik, Nian Du, et al. · Elsevier eBooks · 16
A new substrate for alkaline phosphatase based on quercetin pentaphosphate
2014 · Samuel K. Mwilu, Veronica A. Okello, et al. · The Analyst · 13
Reduction and Degradation of Paraoxon in Water Using Zero-Valent Iron Nanoparticles
2022 · Veronica A. Okello, Isaac O. K’Owino, et al. · Sustainability · 11
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Size-Exclusive Nanosensor for Quantitative Analysis of Fullerene C60
2011 · Samuel N. Kikandi, Veronica A. Okello, et al. · Environmental Science & Technology · 10
Photometric sensing of heavy metal ions using a naphthoquinodimethyl-bis-thioamide dye: Selectivity & photophysics of the metal organic complexes
2021 · Samjhana Maharjan, Young Ju Yun, et al. · Journal of Photochemistry and Photobiology A Chemistry · 9
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Reactivity, characterization of reaction products and immobilization of lead in water and sediments using quercetin pentaphosphate
2016 · Veronica A. Okello, Francis J. Osonga, et al. · Environmental Science Processes & Impacts · 8
Advances in removal of chromated copper arsenate elements in wood waste, contaminated water and soils
2025 · Sharolyne Atiang’, Elizabeth N. Ndunda, et al. · Frontiers in Environmental Chemistry · 6
Physico-chemical, Microbiological, and Ion Assessment in Underground and Surface Water in Machakos County, Kenya
2024 · Abisaki Esitsakha, Elizabeth N. Ndunda, et al. · Water Air & Soil Pollution · 6
Green Remediation of Carbamazepine from Water Using Novel Magnetic Iron Modified Carbonized Baggasse: Kinetics, Equilibrium and Mechanistic Studies
2017 · Selly Jemutai-Kimosop, Veronica Okello, et al. · Chemical Science International Journal · 6
Fluoridated Water, Effects and Green Removal Techniques
2023 · Veronica A. Okello, Elizabeth N. Ndunda, et al. · IntechOpen eBooks · 4
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Capture, isolation and electrochemical detection of industrially-relevant engineered aerosol nanoparticles using poly (amic) acid, phase-inverted, nano-membranes
2014 · Veronica A. Okello, Samuel Gass, et al. · Journal of Hazardous Materials · 4
1 Fluoride in water, health implications and plant-based remediation strategies
2023 · Justin K. Maghanga, Veronica A. Okello, et al. · De Gruyter eBooks · 3
Fluoride in water, health implications and plant-based remediation strategies
2022 · Justin K. Maghanga, Veronica A. Okello, et al. · Physical Sciences Reviews · 3
Kinetics of Degradation of Metribuzin in aqueous solution using Zero Valent Iron Nanoparticles
2018 · K’Owino Isaac O, Veronica A. Okello, et al. · Journal of Al-Nahrain University-Science · 3
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Recent advances in the synthesis and application of bamboo-based carbonaceous materials for environmental remediation: A review
2026 · Kevin Nzyoki, Deffler Chepngeno, et al. · Advances in Bamboo Science · 2
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Works count: 34
Citation count: 647
H-index: 12
I10-index: 14
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