Search Results - "Agyeman, B"

A Comparative Study of Antibacterial Activity of CuO/Ag and ZnO/Ag Nanocomposites by Yaya, Abu, Apalangya, V., Nbelayim, P., Mensah, Bismark, Ebenezer, Annan, Asamoah, R. B., Onwona-Agyeman, B.

“…The synergistic effects of transition metal based nanocomposites are known to possess enhanced antibacterial activities. However, in-depth analysis of the…”
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Preparation of Al-doped ZnO thin films as transparent conductive substrate in dye-sensitized solar cell by Hirahara, N., Onwona-Agyeman, B., Nakao, M.

“…We have prepared aluminum-doped Zinc oxide (AZO) thin films on glass substrates by rf magnetron sputtering technique using ZnO ceramic target in pure argon gas…”
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Primary osteosarcoma of the uterus: a report of two cases by Effah, Kofi, Hiadzi, Edem, Osabutey, Anita, K. Boateng, Alex, B. Akosa, Agyeman, T. Anim, Jehoram

“…Primary extraskeletal osteosarcoma is an uncommon disease and has been reported to affect the uterus only rarely. Less than 20 cases have so far been reported…”
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Catalytic Pyrolysis of Waste Engine Oil over Y Zeolite Synthesized from Natural Clay by Osei, Gabriel Kofi, Nzihou, Ange, Yaya, Abu, Minh, Doan Pham, Onwona-Agyeman, B.

“…Cheap alumino-silicate materials such as clay materials and Y zeolite were selected for the catalytic pyrolysis of waste engine oil in a fixed bed reactor. A…”
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Shiso leaf pigments for dye-sensitized solid-state solar cell by Kumara, G.R.A., Kaneko, S., Okuya, M., Onwona-Agyeman, B., Konno, A., Tennakone, K.

“…A dye-sensitized solar cell made by coating pigments in an extract from shiso leaves on a nanocrystalline film of TiO 2 and subsequent deposition of p-CuI is…”
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Preparation and Characterization of Rubber Blends for Industrial Tire Tread Fabrication by Yaya, Abu, Bediako, J. K., Dodoo-Arhin, David, Bensah, Y. D., Nyankson, Emmanuel, Agyei-Tuffour, Benjamin, Mensah, B., Onwona-Agyeman, B.

“…The physico-mechanical properties of variable rubber blends including epoxide natural rubber (ENR), polybutadiene rubber (BR), and solution polymerized…”
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Preparation and characterization of sputtered aluminum and gallium co-doped ZnO films as conductive substrates in dye-sensitized solar cells by Onwona-Agyeman, B., Nakao, M., Kohno, T., Liyanage, D., Murakami, K., Kitaoka, T.

“…► Transparent Al and Ga co-doped ZnO thin films were successfully prepared. ► Effects of substrate temperatures on the film properties were investigated. ►…”
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Donor-π-Conjugated Spacer-Acceptor Dye-Sensitized Solid-State Solar Cell Using CuI as the Hole Collector by Tennakone, K., Jayasundera, A. C. A., Kumara, G. R. A., Kumarasinghe, K. D. M. S. P. K., Liyanage, D. N., Onwona-Agyeman, B.

“…Dye-sensitized solid-state solar cells (DSSCs) replacing the liquid electrolyte with a p-type semiconductor have been extensively examined to solve the…”
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Natural radioactivity levels in soils, rocks and water at a mining concession of Perseus gold mine and surrounding towns in Central Region of Ghana by Faanu, A., Adukpo, O. K., Tettey-Larbi, L., Lawluvi, H., Kpeglo, D. O., Darko, E. O., Emi-Reynolds, G., Awudu, R. A., Kansaana, C., Amoah, P. A., Efa, A. O., Ibrahim, A. D., Agyeman, B., Kpodzro, R., Agyeman, L.

“…Levels of naturally occurring radioactive materials prior to processing of gold ore within and around the new eastern concession area of Perseus Mining (Ghana)…”
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Large area dye-sensitized solar cells: material aspects of fabrication by Kumara, G. R. A., Kaneko, S., Konno, A., Okuya, M., Murakami, K., Onwona-agyeman, B., Tennakone, K.

“…Dye‐sensitized photoelectrochemical solar cells of large area are fabricated using highly conducting and optically transparent glass consisting of an inner…”
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Distribution and assessment of radionuclides in sediments, soil and water from the lower basin of river Pra in the Central and Western Regions of Ghana by Adukpo, O. K., Faanu, A., Lawluvi, H., Tettey-Larbi, L., Emi-Reynolds, G., Darko, E. O., Kansaana, C., Kpeglo, D. O., Awudu, A. R., Glover, E. T., Amoah, P. A., Efa, A. O., Agyemang, L. A., Agyeman, B. K., Kpordzro, R., Doe, A. I.

“…Direct gamma spectrometry study was carried out within lower basin of river Pra to ascertain the baseline radioactivity levels of naturally occurring…”
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Natural and artificial radioactivity distribution in soil, rock and water of the Central Ashanti Gold Mine, Ghana by Faanu, A, Kpeglo, D. O, Sackey, M, Darko, E. O, Emi-Reynolds, G, Lawluvi, H, Awudu, R, Adukpo, O. K, Kansaana, C, Ali, I. D, Agyeman, B, Agyeman, L, Kpodzro, R

“…Direct gamma spectrometry study was carried out within and around the operational area of the Central Ashanti Gold of Ghana to ascertain the baseline…”
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Assessment of natural and anthropogenic radioactivity levels in soils, rocks and water in the vicinity of Chirano Gold Mine in Ghana by Faanu, A, Lawluvi, H, Kpeglo, D O, Darko, E O, Emi-Reynolds, G, Awudu, A R, Adukpo, O K, Kansaana, C, Ali, I D, Agyeman, B, Agyeman, L, Kpodzro, R

“…Studies have been carried out within and around the operational area of the Chirano Gold Mine Ltd of Ghana to ascertain the baseline radioactivity levels of…”
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Preliminary studies on [sup.226]Ra, [sup.228]Ra, [sup.228]Th and [sup.40]K concentrations in foodstuffs consumed by inhabitants of Accra metropolitan area, Ghana by Awudu, A.R, Faanu, A, Darko, E.O, Emi-Reynolds, G, Adukpo, O.K, Kpeglo, D.O, Otoo, F, Lawluvi, H, Kpodzro, R, Ali, I.D, Obeng, M.K, Agyeman, B

“…Knowledge of radioactivity levels in human diet is of particular concern for the estimation of possible radiological hazards to human health. However, very few…”
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A study of polybromide chain formation using carbon nanomaterials via density functional theory approach by Yaya, A., Ewels, C.P., Efavi, J.K., Agyei-Tuffour, B., Kan-Dapaah, K., Onwona-Agyeman, B., Abavare, E.K.K., Hassanali, Ali, Briddon, P.R.

“…We use a density functional theory approach under the local density approximation (DFT/LDA) to describe the formation of polybromide chain structures, their…”
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Reply to the letter written by Mayeen Uddin Khandaker on: “Distribution and assessment of radionuclides in sediments, soil and water from the lower basin of river Pra in the Central and Western Regions of Ghana” (DOI 10.1007/s10967-014-3637-5) by Adukpo, O. K., Faanu, A., Lawluvi, H., Tettey-Larbi, L., Emi-Reynolds, G., Darko, E. O., Kansaana, C., Kpeglo, D. O., Awudu, A. R., Glover, E. T., Amoah, P. A., Efa, A. O., Agyemang, L. A., Agyeman, B. K., Kpordzro, R., Doe, A. I.

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The physico-mechanical influence of dehydroxylized activated local kaolin: A supplementary cementitious material for construction applications by Marfo, Kwame K., Dodoo-Arhin, David, Agyei-Tuffou, Benjamin, Nyankson, Emmanuel, Obada, David O., Damoah, Lucas N.W., Annan, Ebenezer, Yaya, Abu, Onwona-Agyeman, B., Bediako, Mark

“…This work presents the effect of partially replacing metakaolin with Portland limestone cement to produce mortars for construction. Teleku Bokazo kaolin was…”
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A comparative study of the interaction of nickel, titanium, palladium, and gold metals with single-walled carbon nanotubes: A DFT approach by Kayang, K.W., Nyankson, E., Efavi, J.K., Apalangya, V.A., Adetunji, B.I., Gebreyesus, G., Tia, R., Abavare, E.K.K., Onwona-Agyeman, B., Yaya, A.

“…Interactions between transition metal atoms, nickel, titanium, palladium and gold and (3,3), (4,2), (6,0) and (5,1) carbon nanotubes were studied using first…”
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Single-Walled boron nitride nanotubes interaction with nickel, titanium, palladium, and gold metal atoms- A first-principles study by Kayang, K.W., Nyankson, E., Efavi, J.K., Abavare, E.K.K., Garu, G., Onwona-Agyeman, B., Yaya, A.

“…Ab initio calculations based on density functional theory was carried out to study the electronic properties of (3,3), (4,2), (5,2) and (6,0) boron nitride…”
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The effect of NaOH catalyst concentration and extraction time on the yield and properties of Citrullus vulgaris seed oil as a potential biodiesel feed stock by Efavi, J.K., Kanbogtah, Dindomah, Apalangya, V., Nyankson, E., Tiburu, E.K., Dodoo-Arhin, D., Onwona-Agyeman, B., Yaya, A.

“…In this work, oil was extracted from Citrullus vulgaris (watermelon) seeds for potential feedstock in biodiesel production. The results showed that, the oil…”
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