Browsing Research Output by Title
Now showing items 2450-2469 of 13384
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Cousins Virtual Jane and Virtual Joe, extraordinary virtual helpers
(Elsevier Science Ltd, 2009)Higher education institutions deliver web-based learning with varied success. The success rate of distributed online courses remains low. Factors such as ineffective course facilitation and insufficient communication ... -
Covariates of multiple sexual partnerships among sexually active men in Lesotho
(Women's Health and Action Research Centre (WHARC), 2017)Multiple sexual partnerships (MSP) have been identified as the main reason for the high rate of HIV prevalence in sub-Saharan Africa, including Lesotho. The aim of this paper is to identify the social and economic variables ... -
The covenant as fundamental building block of marriage
(Stellenbosch University, 2012)Marriage is an institution of God, a social institution, a multidimensional experience, as well as an intimate personal relationship between a man and a woman. In the Bible the marital relationship is used to describe the ... -
Coverage and factors associated with vitamin A supplementation among children aged 6-59 months in twenty-three sub-Saharan African countries
(Cambridge Univ Press, 2019)Objective: The present study aimed to give an overall view of the pattern of highdose vitamin A supplementation (VAS) coverage in twenty-three sub-Saharan African countries and factors associated with receipt of VAS among ... -
Covert Advertising in the global business world: a thematic analysis of product placement in Amazing Spider Man 1 and 2 movies
(Kamla-Raj, 2016)Covert advertising is a marketing communication tool which allows the advertiser to communicate a salient message to the audience. It provides an opportunity to develop an ongoing relationship between a consumer and a ... -
COVID-19 across Africa: epidemiologic heterogeneity and necessity of contextually relevant transmission models and intervention strategies
(American College of Physicians, 2020)Coronavirus disease 2019 (COVID-19) has rapidly emerged as a global public health threat with epicenters in regions of China, parts of Europe, and larger urban centers across North America (1). By comparison, population-level ... -
COVID-19: how do you self-isolate in a refugee camp?
(Springer, 2020)Over the last few months, we have seen how COVID-19 crossed administrative and national boundaries at the speed of fire—leaving nobody untouched. We believe that lessons learned from previous research investigating ... -
Cowpea yield under the influence of cropping system, location and nitrogen fertilization
(Agricultural Research Communication Centre, 2016)Yield production of cowpea depends largely on the environmental factors, cropping systems and soil type of the location. In this way, an experiment was conducted to investigate the interaction effect of cropping system, ... -
Cr(VI) and conductivity as Indicators of surface water pollution from ferrochrome production in South Africa: four case studies
(Springer, 2015)South Africa is one of the largest ferrochromium (FeCr) producers. Most FeCr is exported to developed countries. Therefore the impact of this industry is of national and international importance. Cr(VI) and conductivity ... -
Cr(VI) formation during ozonation of Cr-containing materials in aqueous suspension: implications for water treatment
(WRC, 2012)Ozonation, or advanced oxidation processes (utilising ozone decomposition products as oxidants) are widely used in industrial wastewater and drinking water treatment plants. In these applications the use of ozone is based ... -
Cr(VI) generation during flaring of CO-rich off-gas from closed ferrochromium submerged arc furnaces
(Springer, 2015)Ferrochromium (FeCr) is the only source of new Cr units used in stainless steel production, which is a vital modern day alloy, making FeCr equally important. Small amounts of Cr(VI) are unintentionally formed during several ... -
Cr(VI) generation during sample preparation of solid samples - a chromite ore case study
(WRC, 2010)South Africa holds more than 70% of the world's viable chromite ore reserves and produces ~46.2% of the world's high carbon ferrochrome. It was recently reported that beneficiated South African chromite ores contained ... -
A Crank-Nicolson finite difference approach on the numerical estimation of rebate barrier option prices
(Taylor & Francis, 2019)In modelling financial derivatives, the pricing of barrier options are complicated as a result of their path-dependency and discontinuous payoffs. In the case of rebate knock-out barrier options, discount factors known ... -
Craspedostauros alatus sp. nov., a new diatom (Bacillariophyta) species found on museum sea turtle specimens
(Taylor & Francis, 2018)Several populations of a new Craspedostauros species were observed on museum specimens of juvenile green turtle and Kemp’s ridleys collected from Long Island Beach, New York, USA. The new taxon, Craspedostauros alatus ... -
CREAK descriptor evaluation for visual odometry
(IEEE, 2019)Each year, latest state of the art technologies and algorithms arise that claim and prove to-shine their predecessors. One such algorithm is the Colour-based Retina Key-point (CREAK) descriptor, which is based on the FAST ... -
Creating a CSR-enabling environment: the role of Government
(VerLoren Van Themaat Centre / Unisa Press, 2013)The legacies of apartheid remain firmly entrenched in the social challenges facing South Africa and it seems as if the national government is, at least to some extent to date, unable to deliver social and physical ... -
Creating God’s own right-hand man – a cognitive linguistic approach to Psalm 110
(Institute for Afro-Hellenic Studies (University of Johannesburg), 2012)Applying cognitive linguistics to the text of Psalm 110 is shown to be indispensable for a more comprehensive understanding of this psalm. Studying the poet’s use of the cognitive concepts ‘right hand’ and ‘feet’ as well ... -
Creating positive practice environments in a primary health care setting
(Wiley, 2017)Aim The aim of this study was to explore and describe the perceptions of nurse managers, nurses, and a physician in the community health centre with the most positive practice environment in a province of South ... -
Creation and the revelation of God's children: liberation of enslaved bodies
(OASIS, 2013)In the first part of the article the role of Romans 8:18–30, within Romans 5:1–8:39, is briefly discussed. In the second part a summary of the argument of Romans 7:7–17, as presupposition for the understanding of Romans ...