Browsing Research Output by Title
Now showing items 2110-2129 of 13384
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A computational probe into the dissolution inhibitation effect of diazonaphthoquinone photoactive compounds on positive tone photosensitive polyimides
(ACS, 2017)Positive tone photosensitive polyimides ( p -PSPIs) composed of poly(amic acid) (PAA) and a diazonaph- thoquinone photoactive compound (DNQ PAC) have been greatly contributed to the progress of microelectronics. ... -
A computational study of pyrazinamide: Tautomerism, acid–base properties, micro–solvation effects and acid hydrolysis mechanism
(Elsevier, 2014)Pyrazinamide (PZA) is a prodrug substance utilised in the treatment of tuberculosis related to mycobacterium strains. The activities of this compound are said to occur in acidic medium where it is converted to the active ... -
A computational study of pyrazinamide: tautomerism, acid–base properties, micro–solvation effects and acid hydrolysis mechanism
(Elsevier, 2014)Pyrazinamide (PZA) is a prodrug substance utilised in the treatment of tuberculosis related to mycobacterium strains. The activities of this compound are said to occur in acidic medium where it is converted to the active ... -
A computer based assessment system for undergraduate electrical engineering modules
(SAIEEE, 2013)Good assessment is an essential component of good learning. Marking test and exam papers for large classes is however a time-consuming and repetitive task. This paper reports on the design and implementation of a computer ... -
Concentration contextualisation, temporal patterns and sources of hydrogen sulphide at a site on the South African Highveld
(Elsevier B.V., 2023)South Africa is one of the largest atmospheric sulphur emitting countries, but the contribution of H2S to this regional burden is not known. Also, no H2S source apportionment for South Africa have been undertaken, ... -
Concentrations and human health risk assessment of DDT and its metabolites in free-range and commercial chicken products from KwaZulu-Natal, South Africa
(Taylor & Francis, 2017)Organochlorine pesticides such as dichlorodiphenyltrichloroethane (DDT) have been used in agriculture and for disease control purposes over many decades. Reports suggest that DDT exposure may result in a number of adverse ... -
Concentrations and relative compositions of metallic elements differ between predatory squid and filter-feeding sardine from the Indian and South Atlantic oceans
(Elsevier, 2020)Although metallic elements occur naturally, they can occur or accumulate in organisms at levels toxic to the organism and/or their consumers. Concentrations of twenty-nine metallic elements in muscle tissue from sardine ... -
Concentrations of metallic elements in kidney, liver, and lung tissue of Indo-Pacific bottlenose dolphin Tursiops aduncus from coastal waters of Zanzibar, Tanzania
(Elsevier, 2017)Concentrations of metallic elements in kidney, liver and lung tissues of Indo-Pacific bottlenose dolphins Tursiops aduncus from coastal waters of Zanzibar were determined using inductively coupled plasma – optical emission ... -
Concentrations, distributions and critical level exceedance assessment of SO2, NO2 and O3 in South Africa
(Springer, 2010)South Africa has been identified as a source of industrial pollution that is significant at a global scale. This study was designed to provide quantitative information, by direct measurement, across northeastern South ... -
The concept "beneficial use" as a limitation of the right to use water
(2012)Die Witskrif oor 'n Nasionale Waterbeleid vir Suid-Afrika (1997) lui dat daar net 'n reg tot water vir die omgewing en basiese menslike behoeftes is, of ingevolge 'n magtiging om water te gebruik. Die skrywers van die ... -
Concept analysis of collaboration in implementing problem-based learning in nursing education
(AOSIS, 2016)Objectives: The purpose of this concept analysis was to better understand and define collaboration as it relates to the implementation of problem-based learning (PBL). Methods: The process of concept analysis was conducted ... -
The concept and activity of 'obedience' in the Gospel of John
(AOSIS, 2022)The concept and activity of obedience can be regarded as fundamental to human existence as well as to Christian religion. The focus of this study was to investigate the occurrence of this concept in the Gospel of John. ... -
Concept confusion and concept discernment in basic magnetism using analogical reasoning
(IOP Publishing, 2017)Analogical reasoning is central to all learning, whether in daily life situations, in the classroom or while doing research. Although analogies can aid the learning process of making sense of phenomena and understanding ... -
The concept of the love of wisdom in Proverbs (8): a comparative–philosophical clarification
(Unisa Press/SASNES (South African Society for near Eastern Studies) / Sabinet, 2013)The word "philosophy" can be literally rendered "the love of wisdom". However, while etymological definitions are not always reliable as to the actual use of words, in some sense it is not an inaccurate notion of what some ... -
The concept of ecosystem services in adaptive urban planning and design: a framework for supporting innovation
(Elsevier, 2014)Recent research and professional interest in planning for sustainable and resilient cities emphasizes the assessment of a broad spectrum of urban ecosystem services. While such assessments are useful to establish specific ... -
The concept of shalōm as a constructive bereavement healing framework within a pluralist health seeking context of Africa
(OASIS, 2013)Absence of health, that is, sickness in Africa is viewed in personalistic terms. A disease is explained as effected by ‘the active purposeful intervention of an agent, who may be human’, non-human (a ghost, an ancestor, ... -
The concept of wisdom in the Hebrew Bible – A comparative–philosophical analysis
(AOSIS, 2011)This article provides a brief comparative philosophical clarification of the concept of wisdom in the Hebrew Bible. Utilising the format of a presentation presented by Ryan (2008), four philosophical definitions of wisdom ... -
Conceptual cost of an integrated micro-algal biomass-to-liquids facility
(ETA-Florence Renewable Energies, 2011)An orderofmagnitude cost estimate was conducted on a new integrated biomasstoliquids (BtL) process that produces 2.6 million litres of biodiesel per year from microalgal biomass harvested from the Hartbeespoort Dam. ... -
Conceptual design of an integrated micro-algal biomass-to-liquids process
(ETA-Florence Renewable Energies, 2011)A new integrated biomasstoliquids conceptual process was developed to produce 2.6 million litres of biodiesel per year from harvested microalgal biomass. Three unconventional harvesting methods, a thermochemical ... -
A conceptual framework for detecting financial crime in mobile money transactions
(Virtus Interpress, 2015)Mobile money has made it possible for the unbanked to access financial service to areas previous not accessibly to traditional banking systems. Africa in particular, has indeed seen a growth in use of such services owing ...