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Now showing items 1997-2016 of 8066
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The effect of different reinforcements on the fracture toughness of materials for interim restorations
(Elsevier, 2008)STATEMENT OF PROBLEM. Fracture of an interim fixed partial denture (FPD) may jeopardize the success of the interim prosthodontic treatment phase and cause patient discomfort. PURPOSE. The purpose of this study was to ... -
Effect of ethical leadership and climate on effectiveness
(AOSIS, 2017)ORIENTATION: The increasing prevalence of theft, sabotage and other deviant behaviours in the workplace has disastrous effects for organisations, such as lowered effectiveness, escalated costs and the organisation’s ... -
The effect of family functioning and basic need satisfaction on decision-making styles of adolescents: a rural South African sample
(University of the Western Cape, 2014)Families are complex and diverse, but essentially are the cornerstone of society. There is very limited research regarding the role family functioning and basic psychological needs play in the decision-making styles of ... -
Effect of Fe-Mo promoters on HZSM-5 zeolitecatalyst for 1-hexene aromatization
(Elsevier B.V., 2018-11-15)The promotional effect of Fe-Mo species introduced into HZSM-5 (Zeolyst Int.,SiO2/Al2O3 30) zeolite catalyst by the wetness impregnation method for the 1-hexene aromatiza-tion was investigated. The structure and catalytic ... -
The effect of finite halo size on the clustering of neutral hydrogen.
(IOP, 2021)Post-reionisation 21cm intensity mapping experiments target the spectral line of neutral hydrogen (HI) resident in dark matter haloes. According to the halo model, these discrete haloes trace the continuous dark matter ... -
Effect of four different Opalescence tooth-whitening products on enamel microhardness
(South African Dental Association, 2008)OBJECTIVES: The purpose was to evaluate the effect of various Opalescence tooth-whitening products on enamel. METHODS AND MATERIALS: Enamel blocks were exposed to Opalescence PF 10% Carbamide Peroxide (n = 10), Opalescence ... -
Effect of four over-the-counter tooth-whitening products on enamel microhardness
(South African Dental Association, 2011)OBJECTIVES: This in vitro study evaluated the effect of four over-the-counter tooth-whitening products on enamel microhardness. METHODS: Fifty enamel blocks were prepared from extracted human molar teeth. The enamel ... -
Effect of growth temperature on the structural, optical and luminescence properties of cadmium telluride nanoparticles
(Springer, 2018)Cadmium telluride (CdTe) has been successfully prepared by a simple wet chemical process at different reaction temperatures. Temperature is one parameter that thermodynamically plays an important role in controlling the ... -
Effect of home based HIV counselling and testing intervention in rural South Africa: cluster randomised trial
(BMJ Publishing Group Ltd, 2013)OBJECTIVE: To assess the effect of home based HIV counselling and testing on the prevalence of HIV testing and reported behavioural changes in a rural subdistrict of South Africa. DESIGN: Cluster randomised controlled ... -
The effect of interst rate spread on non-performing loans in Namibia
(ID publications, 2016-01)This paper investigated the impact of interest rate spread on non-performing loans in Namibia. The study employed the techniques of unit root, cointegration and error correction model technique on the quarterly data ... -
Effect of landcover/land-use changes on water availability in and around Ruti Dam in Nyazvidzi catchment, Zimbabwe
(Water Research Commission, 2018)The aim of this study was to quantify the upstream land-use and landcover changes and assess their effect on Ruti Dam levels and water availability in Nyazvidzi catchment. Remote-sensing techniques, hydrologic modelling ... -
Effect of landscape pattern and spatial configuration of vegetation patches on urban warming and cooling in Harare metropolitan city, Zimbabwe
(Bellweather Publishing, 2021)The spatial configuration of vegetation patches in the landscape has implications for the provision of ecosystem services, human adaptation to climate change, enhancement, or mitigation of urban heat island. Until recently, ... -
The effect of legislation on the treatment practices and role of naturopaths in South Africa
(Springer Nature, 2020)In South Africa naturopaths have been practising for over half a century. Over this period, changes in legislation have resulted in different levels of training and registration processes - which has impacted on the ... -
Effect of maternal cigarette smoking and alcohol consumption during pregnancy on birth weight and cardiometabolic risk factors in infants, children and adolescents: A systematic review protocol
(BMC, 2022)Tobacco smoking and alcohol consumption during pregnancy are particularly prevalent in low socioeconomic status populations, with an adverse association with birth outcomes and cardiometabolic risk factors. However, ... -
Effect of mind-power ability among achieving entrepreneurs in south Africa: Identifying accustomed internal drivers
(Emerald, 2020)This paper aims to identify how mind-power ability and its underlying elements, acting as drivers, impact managerial, and individual performance levels among achieving entrepreneurs in South Africa.– The study adopted a ... -
Effect of nanoparticle (Pd, Pd/Pt, Ni) deposition on high temperature hydrogenation of Ti-V alloys in gaseous flow containing CO
(Elsevier B.V., 2017)The hydrogenation properties of Ti-V hydrides coated with nanoparticles have been studied in gaseous mixtures of argon and hydrogen with and without additions of 1% CO. Nanoparticles of Pd, Ni, and co-deposited Pd/Pt with ... -
Effect of ni core structure on the electrocatalytic activity of pt-ni/c in methanol oxidation.
(MDPI, 2013)Methanol oxidation catalysts comprising an outer Pt-shell with an inner Ni-core supported on carbon, (Pt-Ni/C), were prepared with either crystalline or amorphous Ni core structures. Structural comparisons of the two forms ... -
The effect of Nigella sativa oil and metformin on male seminal parameters and testosterone in Wistar rats exposed to an obesogenic diet
(Elsevier, 2021)Obesity is a significant global health and socio-economic challenge, and considered an important risk factor for poor health outcomes including male reproductive dysfunction and infertility. As excess adiposity causes ... -
The effect of Nigella sativa oil and metformin on male seminal parameters and testosterone in Wistar rats exposed to an obesogenic diet
(Elsevier, 2020)Obesity is a significant global health and socio-economic challenge, and considered an important risk factor for poor health outcomes including male reproductive dysfunction and infertility. As excess adiposity causes ... -
Effect of Novartis Access on availability and price of non-communicable disease medicines in Kenya: A cluster-randomised controlled trial
(Elsevier, 2019)Novartis Access is a Novartis programme that offers a portfolio of non-communicable disease medicines at a wholesale price of US$1 per treatment per month in low-income and middle-income countries. We evaluated the effect ...