African Evaluation Database

9120 records found

Source	Electronic ID	Title	Authors▼	Publication Year	Source Title	Volume	Issue	DOI	Affiliations	Authors with Affiliations	Abstract	Author Keywords	Index Keywords	Funding Details
Scopus	2-s2.0-84883079623	Impact of water demand parameters on the reliability of municipal storage tanks	van Zyl J.E., le Gat Y., Piller O., Walski T.M.	2012	Journal of Water Resources Planning and Management	138	5	10.1061/(ASCE)WR.1943-5452.0000200	Department of Civil Engineering, University of Cape Town, Private Bag X3, Rondebosch 7701, South ...	van Zyl, J.E., Department of Civil Engineering, University of Cape Town, Private Bag X3, Rondebos...	Municipal storage tanks are normally sized according to inherently conservative design guidelines...	Reliability; Stochastic models; Storage tanks; Water demand; Water distribution systems	Reliability; Reliability analysis; Stochastic models; Water distribution systems; Conservative de...	None	View
Scopus	2-s2.0-84939945876	Evaluation of the ASTERTM process in the presence of suspended solids	Van Zyl A.W., Huddy R., Harrison S.T.L., Van Hille R.P.	2015	Minerals Engineering	76	None	10.1016/j.mineng.2014.11.007	Centre for Bioprocess Engineering Research, Department of Chemical Engineering, University of Cap...	Van Zyl, A.W., Centre for Bioprocess Engineering Research, Department of Chemical Engineering, Un...	The ability to recycle and reuse process water is a major contributing factor toward increased su...	Biomass retention; BIOX® process; Microbial ecology; Thiocyanate destruction	Bioremediation; Degradation; Ecology; Microbiology; Recycling; RNA; Water conservation; 16S rRNA ...	None	View
Scopus	2-s2.0-76649102421	The impact of Social Networking 2.0 on organisations	Van Zyl A.S.	2009	Electronic Library	27	6	10.1108/02640470911004020	Department of Accountancy, University of Stellenbosch, Stellenbosch, South Africa	Van Zyl, A.S., Department of Accountancy, University of Stellenbosch, Stellenbosch, South Africa	Purpose - The purpose of this paper is to increase the understanding of what electronic social ne...	Communication technologies; Computer applications; Electronic media; Knowledge management; Risk m...	None	None	View
Scopus	2-s2.0-84874388317	The impact of rheology on the mechanical performance of steel Fiber-Reinforced concrete	van Zijl G.P.A.G., Zeranka S.	2012	RILEM Bookseries	2	None	10.1007/978-94-007-2436-5_8	Department of Civil Engineering, University of Stellenbosch, South Africa	van Zijl, G.P.A.G., Department of Civil Engineering, University of Stellenbosch, South Africa; Ze...	Fibers are added to concrete to bridge cracks, in order to improve mechanical behavior from britt...	None	None	None	View
Scopus	2-s2.0-34547595380	Improved mechanical performance: Shear behaviour of strain-hardening cement-based composites (SHCC)	van Zijl G.P.A.G.	2007	Cement and Concrete Research	37	8	10.1016/j.cemconres.2007.04.009	Division for Structural Engineering, University of Stellenbosch, South Africa; Faculty of Archite...	van Zijl, G.P.A.G., Division for Structural Engineering, University of Stellenbosch, South Africa...	The retardation of moisture and gas ingress associated with important degradation mechanisms in c...	Fibre reinforcement; Mechanical properties; Microcracking; Shear properties	Continuum damage mechanics; Deformation; Finite element method; Microcracking; Reinforcement; Fib...	None	View
Scopus	2-s2.0-84908388409	Evaluation of rock types for concrete aggregate suitability for the construction of a gravimeter ...	Van Wyk P.R., Croukamp L.	2014	Journal of the South African Institution of Civil Engineering	56	2	None	Department of Civil Engineering, Stellenbosch University, Private Bag X1, Matieland, South Africa	Van Wyk, P.R., Department of Civil Engineering, Stellenbosch University, Private Bag X1, Matielan...	Often the use of local rock material for construction purposes is overlooked in engineering, whic...	Concrete; Durability; Gravimeter; Matjiesfontein; Vault	Durability; Gravimeters; Access roads; Matjiesfontein; Rock types; South Africa; Vault; Concretes	DST, Department of Science and Technology, Ministry of Science and Technology	View
Scopus	2-s2.0-84893601456	Speciation of [PtIVCl6nBrn]2- (n = 0-6) and some of their mono-aquated [PtIVCl5-nBr n(H2O)]- (n =...	Van Wyk P.-H., Van Dyk J.B., Gerber W.J., Stander M., De Villiers A., Koch K.R.	2014	Rapid Communications in Mass Spectrometry	28	5	10.1002/rcm.6798	Department of Chemistry and Polymer Science, Stellenbosch University, Private Bag X1, Matieland, ...	Van Wyk, P.-H., Department of Chemistry and Polymer Science, Stellenbosch University, Private Bag...	RATIONALE The speciation of the purely inorganic [PtCl6-nBr n]2- (n = 0-6) anions and their corre...	None	None	None	View
Scopus	2-s2.0-84936743558	Regional economic impacts of events: A comparison of methods	vanWyk L., Saayman M., Rossouw R., Saayman A.	2015	South African Journal of Economic and Management Sciences	18	2	10.17159/2222-3436/2015/v18n2a2	TREES: Tourism Research in Economic Environs and Society, North-West University, South Africa; Sc...	vanWyk, L., TREES: Tourism Research in Economic Environs and Society, North-West University, Sout...	The purpose of this paper is to provide an overview and comparison of three related methods for m...	Event tourism; Input-output models; Regional CGE modelling; Social accounting models; South Africa	None	None	View
Scopus	2-s2.0-84894521773	The impact of co-infections on the haematological profile of East African Short-horn Zebu calves	Van Wyk I.C., Goddard A., De C. Bronsvoort B.M., Coetzer J.A.A.W., Handel I.G., Hanotte O., Jenni...	2014	Parasitology	141	3	10.1017/S0031182013001625	Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, University of Pretoria...	Van Wyk, I.C., Department of Veterinary Tropical Diseases, Faculty of Veterinary Science, Univers...	The cumulative effect of co-infections between pathogen pairs on the haematological response of E...	Calves; Co-infections; Packed cell volume; Platelets; White blood cell count; Zebu	Anaplasma; Animals; Animals, Newborn; Babesia; Cattle; Cattle Diseases; Cohort Studies; Coinfecti...	None	View
Scopus	2-s2.0-42449110670	The impact of scientific information on ecosystem management: Making sense of the contextual gap ...	Van Wyk E., Roux D.J., Drackner M., McCool S.F.	2008	Environmental Management	41	5	10.1007/s00267-008-9084-8	Natural Resources and the Environment, Council for Scientific and Industrial Research, Pretoria 0...	Van Wyk, E., Natural Resources and the Environment, Council for Scientific and Industrial Researc...	Scientific information is not always effectively incorporated into decision-making processes. Thi...	Culture; Ecosystem management; Learning; Scientific information; Shared understanding	Cultural diversity; Ecosystem management; Decision making; Environmental management; Information ...	None	View
Scopus	2-s2.0-84902593551	Complex tactile performance in low visibility: The effect of nitrogen narcosis	van Wijk C.H., Meintjes W.A.J.	2014	Diving and Hyperbaric Medicine	44	2	None	Division of Community Health, Stellenbosch University, South Africa	van Wijk, C.H., Division of Community Health, Stellenbosch University, South Africa; Meintjes, W....	Background: In a task-environment where visibility has deteriorated, individuals rely heavily on ...	Deep diving; Diving research; Nitrogen narcosis; Performance; Psychology	deep diving; diving research; Nitrogen narcosis; performance; psychology; Adolescent; Adult; Age ...	None	View
Scopus	2-s2.0-84862492644	Self-reported generalised anxiety and psychomotor test performance in healthy South Africans	Van Wijk C.H.	2012	South African Journal of Psychology	42	1	None	P. O. Box 494, Simon's Town, 7995, South Africa	Van Wijk, C.H., P. O. Box 494, Simon's Town, 7995, South Africa	Tests like the Grooved Pegboard may have specific value in South Africa in the context of screeni...	Form board; Gender differences; Grooved pegboard; Psychomotor performance; Self-reported anxiety	None	None	View
Scopus	2-s2.0-78149402655	The practical application of an entrepreneurial performance training model in South Africa	van Vuuren J., Botha M.	2010	Journal of Small Business and Enterprise Development	17	4	10.1108/14626001011088750	University of Pretoria, Pretoria, South Africa	van Vuuren, J., University of Pretoria, Pretoria, South Africa; Botha, M., University of Pretoria...	Purpose: This paper sets out to apply practically the constructs of the entrepreneurial performan...	Entrepreneurs; Performance measures; Skills flexibility; South Africa; Teaching methods; Training...	None	None	View
Scopus	2-s2.0-84949771155	Hedge fund performance evaluation using the kalman filter	van Vuuren G., Yacumakis R.	2015	Journal for Studies in Economics and Econometrics	39	3	None	North-West University, Potchefstroom, South Africa; Centre for Business Mathematics and Informati...	van Vuuren, G., North-West University, Potchefstroom, South Africa; Yacumakis, R., Centre for Bus...	In the capital asset pricing model, portfolio market risk is recognised through β while α summari...	None	None	None	View
Scopus	2-s2.0-78649725936	Evaluation of a recombinant rift valley fever virus subunit nucleocapsid protein as an immunogen ...	van Vuren P.J., Tiemessen C.T., Paweska J.T.	2010	Open Vaccine Journal	3	1	10.2174/1875035401003010114	Special Pathogens Unit, National Institute for Communicable Diseases of the National Health Labor...	van Vuren, P.J., Special Pathogens Unit, National Institute for Communicable Diseases of the Nati...	The possible role of the most abundant structural protein of Rift Valley fever virus (RVFV), the ...	Adjuvants; Immunization; Mice; Nucleocapsid; Rift valley fever virus; Sheep	aluminum hydroxide; immunological adjuvant; isa 50; placebo; recombinant protein; recombinant Rif...	None	View
Scopus	2-s2.0-80052613014	Primary health eye care: Evaluation of the competence of medical students in performing fundoscop...	van Velden J.S., Cook C., du Toit N., Myer L.	2010	South African Family Practice	52	4	None	Division of Ophthalmology, Groote Schuur Hospital, University of Cape Town, Cape Town, South Afri...	van Velden, J.S., Division of Ophthalmology, Groote Schuur Hospital, University of Cape Town, Cap...	Background: To evaluate the skill of fifth-year medical students at the University of Cape Town i...	Essential basic medical skill; Medical student training; Primary health eye care; Teaching fundos...	article; clinical competence; cohort analysis; cupped optic disc; diabetic maculopathy; diabetic ...	None	View
Scopus	2-s2.0-30144444012	Preliminary assessment of risk of ozone impacts to maize (Zea mays) in southern Africa	Van Tienhoven A.M., Zunckel M., Emberson L., Koosailee A., Otter L.	2006	Environmental Pollution	140	2	10.1016/j.envpol.2005.07.016	CSIR Environmentek, PO Box 17001, Congella 4013, Durban, South Africa; Stockholm Environment Inst...	Van Tienhoven, A.M., CSIR Environmentek, PO Box 17001, Congella 4013, Durban, South Africa; Zunck...	Surface ozone concentrations in southern Africa exceed air quality guidelines set to protect agri...	AOT40; Crop loss; Ground level ozone; Maize; Southern Africa	Agricultural products; Air quality; Ozone; Space surveillance; Vegetation; AOT40; Crop loss; Grou...	None	View
Scopus	2-s2.0-84855973874	Reading between the lines: contributing factors that affect Grade 5 student reading performance a...	van Staden S., Howie S.	2012	Educational Research and Evaluation	18	1	10.1080/13803611.2011.641270	Centre for Evaluation and Assessment, University of Pretoria, Pretoria, South Africa	van Staden, S., Centre for Evaluation and Assessment, University of Pretoria, Pretoria, South Afr...	This article reports on the South African results of a study to identify and explain relationship...	educational policies; PIRLS 2006; reading literacy; secondary analysis	None	None	View
Scopus	2-s2.0-78651256754	Evaluation of an uncollimated printed paper transmission source used under scatter limiting condi...	van Staden J.A., du Raan H., Lötter M.G., Herbst C.P., van Aswegen A., Rae W.I.D.	2011	Physica Medica	27	1	10.1016/j.ejmp.2010.01.004	Department of Medical Physics (G68), University of the Free State, PO Box 339, 9300 Bloemfontein,...	van Staden, J.A., Department of Medical Physics (G68), University of the Free State, PO Box 339, ...	Transmission sources used for image attenuation correction, allowing image quantification, are co...	Attenuation correction; Printed source; Transmission imaging	technetium 99m; article; collimator; controlled study; image processing; image quality; measureme...	None	View
Scopus	2-s2.0-84861540568	Evaluation of the batch press as a laboratory tool to simulate medium-pressure roller crushers	Van Schoor J.C.R., Sandenbergh R.F.	2012	Journal of the Southern African Institute of Mining and Metallurgy	112	3	None	Kumba Iron Ore, South Africa; Department of Materials Science and Metallurgical Engineering, Univ...	Van Schoor, J.C.R., Kumba Iron Ore, South Africa; Sandenbergh, R.F., Department of Materials Scie...	In this study the applicability of a batch press to predict the energy consumption and particle s...	Batch press; Comminution; Crushing; Roller crushers; Simulation	Energy requirements; Product sizes; Roller mills; Roller press; Simulation; Size parameters; Comm...	None	View

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