Browsing by Title
Now showing items 12908-12927 of 19423
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A numerical study of bacteria transport through porous media using the green element method.
(2000)The continued widespread contamination of the subsurface environment by microbial pathogens and chemical wastes has resulted in an increased interest in the factors that influence microbial transport through porous ... -
Numerical study of convective fluid flow in porous and non-porous media.
(2015)Abstract available in PDF file. -
A numerical study of entropy generation in nanofluid flow in different flow geometries.
(2021)This thesis is concerned with the mathematical modelling and numerical solution of equations for boundary layer flows in different geometries with convective and slip boundary conditions. We investigate entropy generation, ... -
A numerical study of entropy generation, heat and mass transfer in boundary layer flows.
(2018)This study lies at the interface between mathematical modelling of fluid flows and numerical methods for differential equations. It is an investigation, through modelling techniques, of entropy generation in Newtonian ... -
A numerical study of heat and mass transfer in non-Newtonian nanofluid models.
(2019)A theoretical study of boundary layer flow, heat and mass transport in non-Newtonian nanofluids is presented. Because of the diversity in the physical structure and properties of non-Newtonian fluids, it is not possible ... -
A numerical study of heat transfer and entropy generation in Powell-Eyring nanofluid flows.
(2020)The heat transfer in non-Newtonian nanofluid flow through different geometries is an important research area due to the wide application of these fluids in biomedical, chemical and thermal engineering processes. The ... -
Nurses experiences of work engagement : a qualitative study.
(2012)South African nurses are emigrating for greater prospects abroad – a weakening of the healthcare system. Nurses play a critical role in health care globally as well as in South Africa. Work engagement or lack thereof may ... -
Nurses' religious and cultural beliefs and its influences on healthcare provision for women seeking termination of pregnancy : a case study of Grey's hospital.
(2014)The political liberation of South Africa in 1994 gave its people the right to freedom of expression, thought and religion. This has led to the promulgation of the Choice of Termination of Pregnancy Act of 1996 (Act No. 2 ... -
Nurses' views on which factors cause nurse absenteeism in a selected hospital, Durban, South Africa.
(2009)The research study on "Nurses' views on which factors cause nurse absenteeism in a selected hospital, Durban, South Africa", was conducted utilizing a quantitative, non-experimental, simple survey design. The study was ... -
Nurses’ knowledge, attitudes, and practices of pressure ulcer prevention in the Pietermaritzburg Metropolitan Hospital Complex in 2016.
(2016)Introduction Pressure ulcers are a growing problem for health institutions worldwide. Increased length of stay, litigation, increased workload, and diminished quality of life of individuals are implications of pressure ... -
Nurses’ perceptions of Employee Performance Management and Development System (EPMDS) at a selected hospital in Durban, eThekwini District in KwaZulu-Natal.
(2017)Introduction The study was to describe nurses’ perceptions regarding on Employee Performance Management and Development System (EPMDS) concerning staff at selected hospital in Durban, eThekwini District in KwaZulu-Natal ... -
Nursing students' perceptions of the learning environment in case-based and traditional learning classrooms.
(2002)This study describes the perceptions of 110 diploma nursing students regarding the learning environment in case based and traditional classrooms. The study was conducted in Sharjah and Abu Dhabi Institutes ofNursing in ... -
Nursing studies self-efficacy and motivation in a case-based learning program.
(2002)In 1998 the Institutes of Nursing in the United Arab Emirates adopted a new approach of Case-Based learning in their three year nursing program. This categorical change created a need to examine the development of nursing ... -
Nurturing a multilingual dispensation : the ideological influence of SABC TV broadcasting policy and practice on the language attitudes of a predetermined sample population.
(2011)The purpose of this study was to determine the attitudes of a predetermined sample population of SABC TV viewers towards SABC’s language policies, and to identify and critically analyse the factors that influenced these ... -
Nurturing learners' flair for written communication : a teacher's self study.
(2014)The focus of my self-study research was on the development of a flair for English written communication among my isiZulu-speaking grade six learners. The aim of conducting this study was to improve my teaching practice ... -
Nutrient cycling in grazing systems.
(2004)This research was conducted at the University of KwaZulu-Natal, Pietermaritzburg, South Africa. The research encompasses five different studies to assess nutrient cycling in intensive and extensive grazing systems with ... -
Nutrient intakes, dietary diversity, hunger perceptions and anthropometry of children aged 1-3 years in households producing crops and livestock in South Africa : a secondary analysis of national food consumption survey of 1999.
(2006)Children less than five years of age are at a risk of growth failure worldwide. The South African National Food Consumption Survey (NFCS) of 1999 showed that 25.5% of children aged 1 - 3 years were stunted. Poor growth ... -
The nutrient quality and labelling of ready-to-eat snack foods with health and or nutritional claims.
(2018)Aim: The incidence of non-communicable diseases (NCDs) and obesity in South Africa is increasing at an alarming rate. The nutrition transition and urbanisation has contributed to the adoption of a diet of highly processed, ... -
Nutrient recovery from wastewater in intensive agricultural systems by duckweed and the value of the biomass as an organic fertilizer.
(2018)Abstract available in PDF file. -
Nutrient studies in potatoes (Solanum tuberosum)
(1997)One of the biggest problems facing potato (Solanum tuberosum) production in Kwazulu-Natal is acidic soils with high a aluminium content. Traditionally, such soils were ameliorated using lime, thus increasing soil pH, Ca ...