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Browsing COLLEGE OF AGRICULTURAL & NATURAL SCIENCES by Title

Now showing items 1-20 of 1334

1-methylcyclopropene (1-mcp) effects on natural disease resistance in stored sweet potato

Amoah, Robert S; Terry, Leon A (University of Cape Coast, 2018-04-30)

BACKGROUND: The potential of 1-methylcyclopropene (1-MCP) to maintain postharvest storage of sweet potato was studied. In two separate experiments, the orange-fleshed sweet potato cv. Covington was treated with 1-MCP (1.0 ...
100X enhancement of the Nonlinear Refractive Index of Sulfur-Doped CS2 over Pure CS2

Edziah, Raymond; Lalanne, Elaine; Johnson, Anthony (University of Cape Coast, 2020)

Preliminary Z-scan measurements of variable concentration sulfur-doped CS2 indicate a two order of magnitude enhancement of the nonlinear index (n2) over CS2. The laser repetition rate will be varied to determine any thermal ...
3D DNA origami designed with caDNAno

Amoako, George; Ming, Zhou; RiAn, Ye; LiZhou, Zhuang; XiaoHong, Yang; Yong, Shen zhi (University of Cape Coast, 2013-06-04)

For about three decades, DNA-based nanotechnology has been undergoing development as an assembly method for nanostructured materials. The DNA origami method pioneered by Rothemund paved the way for the formation of 3D ...
Absorption of acoustic phonons in fluorinated carbon nanotubes with non-parabolic, double periodic band

Sekyi-Arthur, D.; Mensah, S. Y.; Mensah, N. G.; Dompreh, K. A.; Edziah, R. (University of Cape Coast, 2016)

We studied theoretically the absorption of acoustic phonons in the hypersound regime in Fluorine modified Carbon Nanotube (F-CNT) ΓF –CNT and compared it to that of undoped Single Walled Nanotube (SWNT) ΓSW NT .Per the ...
Access to improved water and sanitation in Sub-Saharan Africa in a quarter century

Armah, Frederick Ato; Ekumah, Bernard; Yawson, David Oscar; Odoi, Justice O.; Afitiri, Abdul-Rahaman; Nyieku, Florence Esi (University of Cape Coast, 2018)

The realization of the scale, magnitude, and complexity of the water and sanitation problem at the global level has compelled international agencies and national governments to increase their resolve to face the challenge. ...
Acetylcholinesterase (Ace-1) target site mutation 119S is strongly diagnostic of carbamate and organophosphate resistance in Anopheles gambiae s.s. and nopheles coluzzii across southern Ghana

Essandoh, John; Yawson, Alexander E; Weetman, David (University of Cape Coast, 2013)

Background : With high DDT resistance present throughout much of West Africa, carbamates and organophosphates are increasingly important alternatives to pyrethroids for indoor residual spraying (IRS). Hough less widespread, ...
Acoustoelectric effect in degenerate carbon nanotube

Dompreh, K. A.; Mensah, N. G.; Mensah, S. Y.; Sam, F.; Twum, A.K. T (University of Cape Coast, 2015)

Acoustoelectric Effect AE in degenerate Carbon Nanotube (CNT) was theoretically studied for hypersound in the regime ql >> 1. The dependence of acoustoelectric current jac on the acoustic wave number ~ and frequency ωq at ...
Acoustoelectric effect in fluorinated carbon nanotube in the absence of external electric field

Sakyi-Arthur, D.; Mensah, S. Y.; Adu, K. W.; Dompreh, K. A.; Edziah, R.; Mensah, N. G (University of Cape Coast, 2020-01-23)

Acoustoelectric effect (AE) in a non-degenerate Fluorine modified single walled carbon nanotube (FSWCNT) semiconductor is studied theoretically using the Boltzmann’s transport equation. The study is done in the hyper sound ...
Acoustoelectric effect in Graphene with degenerate energy dispersion

Dompreh, K. A.; Mensah, N. G.; Mensah, S. Y. (University of Cape Coast, 2015)

The acoustoelectric effect AE in Graphene with degenerate energy dispersion is theoretically studied for hypersound in the regime ql >> 1. At low temperatures (kβT << 1), the non-linear dependence of Acoustoelectric current ...
Acoustomagnetoelectric effect in graphene nanoribbon in the presence of external electric and magnetic fields

Dompreh, Kwadwo A.; Mensah, Samuel Y.; Abukaria, Sulemana S.; Edziah, Raymond; Mensah, Natalia G.; Quaye, Harrison A. (University of Cape Coast, 2015)

Acoustomagnetoelectric Efect (AME) in Graphene Nanoribbon (GNR) in the presence of an external electric and magnetic felds was studied using the Boltzmann kinetic equation. On open circuit, the Surface Acoustomag netoelectric ...
Acoustomagnetoelectric effect in graphene nanoribbon in the presence of external electric and magnetic fields

Dompreh, Kwadwo A.; Mensah, Samuel Y.; Abukaria, Sulemana S.; Edziah, Raymond; Mensah, Natalia G.; Quaye, Harrison A. (University of Cape Coast, 2015)

Acoustomagnetoelectric Efect (AME) in Graphene Nanoribbon (GNR) in the presence of an external electric and magnetic felds was studied using the Boltzmann kinetic equation. On open circuit, the Surface Acoustomagnetoelectric ...
Actions of anesthetics on ligand-gated ion channels: role of receptor subunit composition

Harris, R. Adron; Mihic, S. John; Dildy-Mayfield, Jo Ellen; Machu, Tina K. (University of Cape Coast, 1995)

Molecular cloning of cDNAs coding for ligand-gated ion channel subunits makes it possible to study the pharmacology of recombinant receptors with defined subunit compositions. Many laboratories have used these techniques ...
Activation of methanes by doubly charged metal dication complexes in the gas phase

Koka, Joseph K; Ma, Lifu; Stace, Anthony J (University of Cape Coast, 2018)

A doubly charged metal dication complexes [Mn(Pyridine)4]2+ ions were formed and further activated with methane in the gas phase. [Mn(Pyridine)CH4]2+, [Mn(Pyridine)2CH4]2+, [Mn(Pyridine)3CH4]2+, [MnPy2Me2]2+ [MnPy3Me2]2+ ...
An active transport mimetic system based on thioctic acid as carrier for alkaline earth metal ions

Zugle, R.; Kambo-Dorsa, J.; Gadzepco, V.P.Y. (University of Cape Coast, 2006)

Liquid membranes incorporating thioctic acid as a carrier to mimic an active transport system for alkaline earth metals has been described. A transport cell, operating on the same principle as the Schulman Bridge was used. ...
Acute and sub-acute oral toxicity assessment of hydro-alcoholic root extract of Paullinia pinnata on haematological and biochemical parameters

Adinortey, M B; Sarfo, JK; Adukpo, G E; Dzotsi, E; Kusi, S; Ahmed, M A; Abdul-Gafaru, O (University of Cape Coast, 2012-09-03)

The trusted efficacy of Paullinia pinnata (Sapindaceae) that has made many people to patronize it despite the absence of toxicity studies emerges from its long history of use in Ghana. The aim of this study was to evaluate ...
Addition of crude tiger nut protein extract affects stiffness of enzymatically cross-linked dairy proteins

Kizzie-Hayford, Nazir; Raak, Norbert; Jaros, Doris; Rohm, Harald (University of Cape Coast, 2018)

The influence of crude tiger nut protein extract on the gel properties of enzymatically cross-linked dairy proteins was investigated. Enzymatic cross-linking of dairy proteins in the presence of crude tiger nut proteins ...
Additive main effects and multiplicative interactions analysis of yield performances in cowpea genotypes under Ugandan environments

Agbahoungba, Symphorien; Karungi, Jeninah; Talwana, Herbert; Badji, Arfang; Kumi, Frank; Mwila, Natasha; Edema, Richard; Gibson, Paul; Rubaihayo, Patrick (University of Cape Coast, 2017-04)

Yield in legumes is the result of many plant processes, which are usually expressed in yield and have been shown to be affected by management, genotype and environment. The objectives of this study were to assess the ...
Adjustable depth fractional radio frequency combined with bipolar radio frequency: a minimally invasive combination treatment for Skin Laxity

Dayan, Erez; Chia, Christopher; Burns, A. Jay; Theodorou, Spero (University of Cape Coast, 2019)

Increasingly, patients are seeking minimally invasive methods to tighten skin and remodel adipose tissue. A large treatment gap exists among 3 types of patients: (1) the younger demographic, who increasingly desire soft ...
Adoption of modern agricultural production technologies by farm households in Ghana: what factors influence their decisions?

Akudugu, Mamudu Abunga; Guo, Emelia; Dadzie, Samuel Kwesi (University of Cape Coast, 2012)

Low adoption of modern agricultural production technologies amongst farmers in Ghana has been identified as one of the main reasons for the low agricultural productivity in the country. This paper examines the factors ...
Adsorption behavior of acid-leached clays in bleaching of oil

Mukasa-Tebandeke, I.Z.; Ssebuwufu, J.M.; Nyanzi, P. S.A.; Nyakairu, G.W.; Ntale, M.; Lugolobi, F.; Andreas, Schumann (University of Cape Coast, 2015-05-05)

The available data have shown that acid-leached clays had sites for adsorption of impurities in oils. Data obtained on residual impurities in cotton and sunflower-seed oils bleached with the same clay materials produced ...

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