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Browsing by UP Author "Tichapondwa, Shepherd Masimba"
Now showing items 1-20 of 60
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Tichapondwa, Shepherd Masimba (The Italian Association of Chemical Engineering, 2019)Attapulgite clay also known as palygorskite is a mineral clay which possess good adsorption properties based on its adsorption capacity, porous structure and moderate cation exchange properties. The study investigated the ...
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Mhike, Washington; Dewa, Lovejoy; Tichapondwa, Shepherd Masimba (Italian Association of Chemical Engineering, 2023)In this study, microcrystalline cellulose (MCC) was utilised as an adsorbent for the removal of Cr(VI) from synthetic wastewater. FTIR spectroscopy confirmed the main characteristic infrared absorption bands of cellulose ...
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Tshemese, S.J. (Siyabulela); Mhike, Washington; Tichapondwa, Shepherd Masimba (Elsevier, 2021-06)Please read abstract in the article.
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Tichapondwa, Shepherd Masimba; Tshemese, S.J. (Siyabulela); Mhike, Washington (The Italian Association of Chemical Engineering, 2018)Phenol and Cr(VI) are two of the most common organic and heavy metal-based pollutants found in industrial effluents. Both pollutants pose considerable health risks if left untreated. Activated carbon adsorption is generally ...
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Tabana, Lehlogonolo Shane; Tichapondwa, Shepherd Masimba; Labuschagne, F.J.W.J. (Frederick Johannes Willem Jacobus); Chirwa, Evans M.N. (MDPI, 2020-05-22)Please read abstract in the article.
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Tabana, Lehlogonolo Shane; Ledikwa, Retshegofaditswe P.; Tichapondwa, Shepherd Masimba (The Italian Association of Chemical Engineering, 2019)Phenol and its derivatives are some of the organic pollutants found in wastewater and they pose health risks to human beings and animals if left untreated. This work investigates the use of modified Layered Double Hydroxide ...
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Guo, Shasha; Focke, Walter Wilhelm; Tichapondwa, Shepherd Masimba (Wiley, 2020-04)Please abstract in the article.
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Malunga-Makatu, Khanyisile B.; Chirwa, Evans M.N.; Tichapondwa, Shepherd Masimba (The Italian Association of Chemical Engineering, 2023)The increasing concerns of climate change, energy generation, storage, consumption, and water pollution are topics that are gaining attention within modern research fields. This has led to numerous researchers devoting their ...
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Mugumo, Rachel; Ichipi, Emmanuel O.; Tichapondwa, Shepherd Masimba; Chirwa, Evans M.N. (Italian Association of Chemical Engineering, 2023)The combination of a wide bandgap Zinc oxide (ZnO ~3.4 eV) semiconductor photocatalyst with typical metallic sulphides, namely, silver sulphide (Ag2S), ferric sulphide (FeS) and nickel sulphide (NiS), all of a similar ...
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Govender, Desania R.; Focke, Walter Wilhelm; Tichapondwa, Shepherd Masimba; Cloete, William Edward (American Chemical Society, 2018-05)The energetics of cast calcium sulfate dihydrate–aluminum thermites were investigated. The casts were prepared from water slurries with a solids content below 65 wt %. The base case thermite comprised 60 wt % calcium sulfate ...
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Tichapondwa, Shepherd Masimba; Focke, Walter Wilhelm; Del Fabbro, Olinto; Kelly, Cheryl (Wiley, 2015-08)Chemical time delay detonators are used to control blasting operations in mines and quarries. Slow burning Si-BaSO4 pyrotechnic delay compositions are employed for long time delays. However, soluble barium compounds may ...
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Butt, Alicia Levana; Tichapondwa, Shepherd Masimba (Italian Association of Chemical Engineering, 2020)The introduction of large quantities of organic contaminants into effluents from industrial and agricultural processes has lead to the increasing demand for water reuse. The viability of using naturally-occurring ...
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Tichapondwa, Shepherd Masimba; Focke, Walter Wilhelm; Gisby, John; Del Fabbro, Olinto; Kelly, Cheryl (Taylor and Francis, 2016-07)Slow burning Si-BaSO4 pyrotechnic delay compositions are employed commercially for intermediate to long time delays. However, there is very little information on this composition available in open literature. The reactivity ...
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Macheca, Afonso D.; Mapossa, António Benjamim; Cumbane, António J.; Sulemane, Asmina E.; Tichapondwa, Shepherd Masimba (MDPI, 2022-09-01)A calcium bentonite clay from Boane region (Mozambique) was subjected to an Na2CO3 activation process. The methylene blue test together with energy-dispersive X-ray spectroscopy (EDX) analysis indicated the successful ...
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Eco-friendly removal of methylene blue from aqueous medium using low cost sawdust-biochar adsorbent Ichipi, Emmanuel O.; Tichapondwa, Shepherd Masimba; Chirwa, Evans M.N. (Italian Association of Chemical Engineering, 2022)This study reports on the facile synthesis and viability of sawdust-derived-biochar adsorbent for the effective removal of methylene blue dye pollutant from aqueous medium. The crystallinity, morphology and surface functional ...
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Tichapondwa, Shepherd Masimba; Focke, Walter Wilhelm; Del Fabbro, Olinto; Labuschagne, George (Wiley, 2016-08)The effect of fuel particle size as well as the influence of inert and reactive additives on the burning rate of the Si-CaSO4 composition was evaluated. The burning rate decreased with increase in fuel particle size, while ...
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Mahlake, Tumiso; Tichapondwa, Shepherd Masimba; Tshuto, Temoso T.; Chirwa, Evans M.N. (The Italian Association of Chemical Engineering, 2019)Chromium (IV) contamination in industrial wastewater has been on the rise due to increased anthropogenic activities. Similarly, typical industrial wastewater contains high levels of phenol as a result of the direct disposal ...
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Jay, Lindelwa; Chirwa, Evans M.N.; Tichapondwa, Shepherd Masimba (The Italian Association of Chemical Engineering, 2019-10-25)Photocatalysis is a green technology for the degradation of persistent organic compounds in water and has been successful in the removal of several water pollutants. Degradation of organic compounds in water is often ...
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Tabana, Lehlogonolo Shane; Labuschagne, F.J.W.J. (Frederick Johannes Willem Jacobus); Tichapondwa, Shepherd Masimba (Italian Association of Chemical Engineering, 2020)The present study focused on the evaluation of Layered Double Hydroxide (LDH) clays containing various metallic compositions as adsorbents for phenol from wastewater. Neat clays were found to have low phenol adsorption ...
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Tichapondwa, Shepherd Masimba; Newman, J.P.; Kubheka, O. (Elsevier, 2020-10)Please read abstract in the article.
Now showing items 1-20 of 60