Work in progress: Recent submissions

Now showing items 1-20 of 510

Sublethal effects of insecticides on the reproductive success of the Tsetse species Glossina pallidipes and G. m. morsitans

Kibuka-Sebitosi E. (2010)

Female Glossina pallidipes Austen and G. m. morsitans Westwood (Diptera: Glossinidae) were treated with deltamethrin or pyrethrum extract through topical application or by exposure to cloth or glass treated with the same ...
Art and/as Anarchy: Portraying the artist during times of turmoil and war

Roos H. (2010)

Two South African novels, Congo Song (Cloete [1943]1973) and Moxyland (Beukes 2008) comment on the central part played by artists and their work in the midst of a society on the brink of war. Both narratives are set in ...
Zulu Noun Classes Revisited: A Spoken Corpus-Based Approach

Mtholeni N.N. (2010)

[No abstract available]
A tribute to Professor John R. Moss

Sivaramakrishna A.; Clayton H.S. (2012-11-01)

[No abstract available]
The influence of hydrating agents on the hydration of industrial magnesium oxide

Matabola K.P.; Van Der Merwe E.M.; Strydom C.A.; Labuschagne F.J.W. (2010)

BACKGROUND: The influence of different hydrating agents on the pH of the hydrating solutions, rate of hydration of MgO to Mg(OH) 2 and product surface area was studied as a function of temperature ...
Characterisation of the thermal aquifer associated with the Siloam hot spring in Limpopo, South Africa

Nyabeze P.K.; Venter J.S.; Olivier J.; Motlakeng T.R. (2010)

The Siloam hot spring is located on the Siloam fault in the northern Limpopo Province of South Africa. Geophysical data were collected over the aquifer hosting the spring with the aim of determining its physical characteristics. ...
Public sector procurement and black economic empowerment in South Africa: Challenges of preferential procurement and decentralisation of the provincial tender board

Migiro S.O. (2010)

South Africa's public sector procurement facility is envisaged as one of the key tools to remedy past injustices in that country in which blacks were disadvantaged. Section 217 of the country's Constitution makes express ...
Multilingualism in a Global Village: What Is the Future of a Local Language (e.g. Northern Sotho) in an Increasingly Globalized World?

Phaahla P. (2010)

[No abstract available]
Fact or fiction? Behavioural and technological reversal after 60 ka in Southern Africa

Lombard M.; Parsons I. (2010)

[No abstract available]
Synthesis and purification of bimetallic catalysed carbon nanotubes in a horizontal CVD reactor

Afolabiac, A.S.; Abdulkareem, A.S.; Mhlang, S.D.; Iyuke, S.E. (2011)

Carbon nanotubes (CNTs) were synthesised by a conventional chemical vapour deposition (CVD) method using acetylene as carbon source and a bimetallic catalyst of Fe-Co supported on a CaCO3 support. The CNTs were characterized ...
Enhanced removal of Cr(VI) from aqueous solution using polypyrrole/Fe 3O 4 magnetic nanocomposite

Bhaumik M.; Maity A.; Srinivasu V.V.; Onyango M.S. (2011)

Fe 3O 4 coated polypyrrole (PPy) magnetic nanocomposite was prepared via in situ polymerization of pyrrole monomer for the removal of highly toxic Cr(VI). Structure and ...
Psychological considerations in Social Engineering - The "ψ-wall" as defense

Frangopoulos E.D.; Eloff, M.M.; Venter L.M. (2010)

Social Engineering (SE) attacks exploit vulnerabilities that are based on principles of human psychology. In conjunction with loopholes in the security structure of the organisation, these attacks can yield results that ...
Bakhtin's dialogical theory and exchange of ideas in talk radio

Akhterov V.P.; Fourie P.J. (2011)

This article seeks to establish the relevance of Mikhail Bakhtin's (1895-1975) theory of dialogue/carnival to the shifting realities of talk radio in the United States (US). Scholars have used Bakhtin's ideas as they apply ...
A comparative perspective on teacher attitude-constructs that impact on inclusive education in South Africa and Sweden

Nel N.; Muller H.; Hugo A.; Helldin R.; Backmann O.; Dwyer H.; Skarlind A. (2011)

This article is based on joint research, between academics from South Africa and Sweden, comparing the influence of South African and Swedish teachers' attitudes towards the practical application of inclusive education ...
Life is not pap and vleis: Poverty in child-headed households ingauteng

Blaauw D.; Viljoen K.; Schenck R. (2011)

Children are caring for an increasing proportion of orphans and abandoned children in several African countries. Children in child-headed households generally live under poor economic conditions. Given the dire need to ...
Re-asserting the place of context in explaining student (under-)achievement

Mills C.; Gale T. (2011)

One popular view of student achievement is that the quality of teaching students receive plays an important part in whether or not they do well at school. In this article we draw attention to 'context' as a complementary ...
Growth, employment and poverty in South Africa: In search of a trickle-down effect

Odhiambo N.M. (2011)

In this article we examine the dynamic causal relationship between economic growth, employment, and poverty reduction in South Africa - using the Auto-Regressive Distributed Lag (ARDL) bounds testing procedure. The study ...
Pricing of single stock futures and dividend risk

Swart B.; Venter A. (2011)

In this paper we consider the fair pricing of single stock futures (SSFs) and the effect of dividend risk on the dividend compensation component in the pricing formulas. SSF valuation is subject to the pricing of discrete ...
Flame ionization gas chromatographic determination of phthalate esters in water, surface sediments and fish species in the Ogun river catchments, Ketu, Lagos, Nigeria

Adeniyi A.A.; Okedeyi O.O.; Yusuf K.A. (2011)

The detection and quantification of four phthalate esters-dimethyl phthalate (DMP), diethyl phthalate (DEP), dibutyl phthalate (DBP), and diethylhexyl phthalate (DEHP)-in water, sediment, and some fish species were carried ...
Fabrication of new solid state phosphate selective electrodes for environmental monitoring

Tafesse F.; Enemchukwu M. (2011)

A highly selective and sensitive phosphate sensor has been fabricated by constructing a crystal disk consisting of variable mixtures of aluminium powder (Al), aluminium phosphate (AlPO4) and powdered copper (Cu). The ...

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