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Browsing by Author "Zugle, Ruphino"

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Assessing the adsorptive and Photodegradative Efficiencies of ZSM-11 Synthesized from Rice Husk Ash

Anang, Michael krofi; Zugle, Ruphino (University of Cape Coast, 2020-09-09)

Rice husk was used to synthesize zeolite (ZSM-11). FTIR and X-ray diffraction methods were used to characterize the product. &e synthesized zeolite was used to treat underground water from some communities in Cape Coast ...
Assessing the adsorptive and photodegradative efficiencies ofzsm-11 synthesized from rice husk ash

Anang, Michael Akrofi; Zugle, Ruphino; Sefa-Ntiri, Baah Sefa-Ntiri (University of Cape Coast, 2020-09-09)

Rice husk was used to synthesize zeolite (ZSM-11). FTIR and X-ray difraction methods were used to characterize the product. &e synthesized zeolite was used to treat underground water from some communities in Cape Coast ...
Comparative phototransformation of environmental pollutants using metallophthalocyanines supported on electrospun polymer fibers

Zugle, Ruphino; Nyokong, Tebello (University of Cape Coast, 2012-08-09)

The fluorescence and photoactivity of a series of Zn and Lu phthalocyanine complexes incorporated in various polymer fibers were investigated for the phototransformation of 4-chlorophenol, 4-nitrophenol, and methyl orange. ...
Comparing the efficiencies of the removal of cadmium from industrial wastewater using zeolites

Anang, Michael Akrofi; Zugle, Ruphino (University of Cape Coast, 2020)

The presence of heavy metals in industrial wastewater needed to be removed in other to control pollution which has been caused as a result of human and industrial activities. Several adsorbents have been used for the ...
Effect of the relative humidity on the fbre morphology of polyamide 4.6 and polyamide 6.9 nanofibres

Schoenmaker, Bert De; Schueren, Lien Van der; Zugle, Ruphino; Goethals, Annelies; Westbroek, Philippe; Kiekens, Paul; Nyokong, Tebello; Clerck, Karen De (University of Cape Coast, 2012-10-11)

To obtain uniform and reproducible nanofibres, it is important to understand the effect of the different electrospinning parameters on the nanofibre morphology. Even though a lot of literature is available on the electrospinning ...
Electronic Spectra of ortho-Substituted Phenols: n Experimental and DFT Study

Tetteh, Samuel; Zugle, Ruphino; Adotey, John Prosper Kwaku; Quashie, Andrews (University of Cape Coast, 2018-10-09)

The electronic spectra of phenol, 2-chlorophenol, 2-aminophenol, and 2-nitrophenol have been studied both experimentally and computationally. The effect of the substituents on the solvatochromic behavior of the phenols ...
Electrospun polyacrylic acid polymer fibers functionalized with metallophthalocyanines for photosensitizing and gas sensing applications

Zugle, Ruphino; Nyokong, Tebello (University of Cape Coast, 2011)

The photophysical and photochemical properties of tetraaminophthalocyanine complexes of lutetium and zinc covalently linked to polyacrylic acid were studied alongside those of unsubstituted zinc phthalocyanine within the ...
A highly selective and sensitive pyridylazo-2-naphthol-poly(acrylic acid) functionalized electrospun nanofber fuorescence ‘‘turn-off’’ chemosensory system for Ni2+

Adewuyi, Sheriff; Ondigo, Dezzline A.; Zugle, Ruphino; Tshentu, Zenixole; Nyokong, Tebello; Torto, Nelson (University of Cape Coast, 2012)

A fluorescent nanofber probe for the determination of Ni2+ was developed via the electrospinning of a covalently functionalized pyridylazo-2-naphthol-poly(acrylic acid) polymer. Fluorescent nanofbers with diameters in the ...
Improving the quality of locally produced vegetable oils in Ghana using zeolite zsm-11

Anang, Michael Akrofi; Dodoo, Daniel; Ntiri, Baah-Sefa; Zugle, Ruphino; Fynn, Gertrude Ellen (University of Cape Coast, 2019)

The local vegetable oils (Coconut and Palm Kernel Oils) are usually faced with short shelf-life which has been associated with the presence of some unwanted materials present in them. This study explores the potential of ...
Kinetics and equilibrium thermodynamic studies of the adsorption of phenolphthalein and methyl orange onto muscovite clay

Tetteh, Samuel; Zugle, Ruphino; Ofori, Albert; Adotey, John Prosper Kwaku (University of Cape Coast, 2019)

A batch adsorption method for the removal of methyl orange and phenolphthalein from aqueous media onto muscovite clay has been assessed and proven to be successful. The adsorption studies were performed at 303, 323 and 343 ...
Kinetics and equilibrium thermodynamic studies of the adsorption of phenolphthalein and methyl orange onto muscovite clay

Tetteh, Samuel; Zugle, Ruphino; Ofori, Albert; Adotey, John Prosper Kwaku (University of Cape Coast, 2020-07-15)

A batch adsorption method for the removal of methyl orange and phenolphthalein from aqueous media onto muscovite clay has been assessed and proven to be successful. The adsorption studies were performed at 303, 323 and 343 ...
Levels of mercury, cadmium, and zinc in the topsoil of some selected towns in the Wassa West District of the Western Region of Ghana

Tetteh, Samuel; Golow, Adem A.; Essumang, David K.; Zugle, Ruphino (University of Cape Coast, 2010)

The Wassa West istrict of the western region of Ghana is noted or a large deposit of gold ores. s a result, there is a lot of mining activity in the district, which include both legal and illegal miners. large number of ...
Photocatalytic degradation of azo reactive dyes with ultraviolet and sunlight irradiated zinc oxide

Atta-Eyison, Aba Akebi; Tetteh, Samuel; Zugle, Ruphino (University of Cape Coast, 2020-04-20)

Dye effluents are among the most persistent sources of pollution of water bodies and aquatic life. Notable dyes with known carcinogenic effects at low concentrations include azo reactive dyes. The present investigation is ...
Photooxidation of 4-chlorophenol sensitized by lutetium tetraphenoxy phthalocyanine anchored on electrospun polystyrene polymer fiber

Zugle, Ruphino; Antunes, Edith; Khene, Samson; Nyokong, Tebello (University of Cape Coast, 2011)

An electrospun polystyrene (PS) fber incorporating tetraphenoxy phthalocyanine complex of lutetium (LuTPPc/PS) as a photosensitizer was applied for the degradation of 4-chlorophenol in aqueous solution in the presence of ...
Physico-chemical properties of lutetium phthalocyanine complexes in solution and in solid polystyrene polymer fibers and their application in photo conversion of 4-nitrophenol

Zugle, Ruphino; Nyokong, Tebello (University of Cape Coast, 2011)

The photo physical and photochemical behavior of two phthalocyanine complexes of lutetium peripherally substituted with tetraphenoxy and tetra-2-pyridiloxy groups were studied in solution and when dispersed in polystyrene ...
Polyamide Nanofiber Membranes Functionalized with Zinc Phthalocyanines

Goethals, Annelies; Mugadza, Tawanda; Arslanoglu, Yasin; Zugle, Ruphino; Antunes, Edith; Van Hulle, Stijn W. H.; Nyokong, Tebello; Clerck, Karen De (University of Cape Coast, 2013)

Electrospinning is an efficient method for the production of polyamide nanofiber membranes that are suitable for water filtration. Previous studies have shown that nanofiber membranes have high clean water permeability. ...
Quantification of imipramine, amitriptyline and their major metabolites in urine samples of depressed patients by gas chromatography-mass spectrometry

Monney, Anna; Adjei, Joseph. K.; Tetteh, Samuel; Zugle, Ruphino (University of Cape Coast, 2019-11-09)

Biotransformation of antidepressant drugs is said to affect their pharmacological profile and subsequently alter their treatment efficacies. Imipramine and amitriptyline are the major drugs used for the management of manic ...
Theoretical study of terminal anadium(v) chalcogenido complexes bearing chlorido and methoxido ligands

Tetteh, Samuel; Zugle, Ruphino (University of Cape Coast, 2017-11-15)

Solvent (methanol) coordinated anadium(V) chalcogenido complexes bearing chlorido and methoxido ligands have been studied computationally by means of density functional (DFT) methods. Te gas phase complexes were fully ...

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