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Vol 38 No 1 (2019)
Published:
2020-03-02
Oorspronklike Navorsing
Karakterisering van Grubbs-tipe-prekatalisatore met behulp van kernmagnetieseresonansiespektrometrie
Characterisation of Grubbs-type precatalysts with nuclear magnetic resonance spectrometry
Frans T I Marx, Daniel P Otto, Christo de Lange, Johannes H L Jordaan, Hermanus C M Vosloo
1-13
Afrikaans
’n Model om Nylkrokodileiers se volumes mee te skat nadat hulle uitgebroei het
A model by which to estimate the volume of Nile crocodile eggs after they have hatched
Johan O Nöthling, Johan A Nöthling, Jan G Myburgh
14-25
Afrikaans
English
Supplementary File
Beskrywing, modellering en dok-studies van
Plasmodium falciparum
kinase
Pf
CDPK4
Characterization, modelling and docking studies of Plasmodium falciparum kinase
Thomas Makungo, Tsepo Tsekoa, Anjo Theron, Dalu Mancama, Teunis van Ree
26-40
Afrikaans
Geografiese ligging beïnvloed vaginale mikrobiese profiele in Suid-Afrikaanse vroue
Vaginal microbiota varies by geographical location in South African women
Katie S Lennard, Smritee Dabee, Shaun L Barnabas, Enock Havyarimana, Anna Blakney, Shameem Jaumdally, Gerrit Botha, Nonhlanhla Mkhize, Linda-Gail Bekker, David Lewis, Glenda Gray, Nicola Mulder, Jo-Ann Passmore, Heather Jaspan
41-49
Afrikaans
English
Oopbronintelligensie (OSINT) vir veiligheidsdoeleindes: Die ontwikkeling van ’n dataontledingspyplyn om relevante WhatsAppboodskappe te ontleed
Open Source Intelligence (OSINT) for security purposes: Developing a data analysis pipeline to analyse relevant WhatsApp messages
Burgert A Senekal, Eduan Kotzé
50-59
Afrikaans
’n Algemene oorsig van die makroinvertebraatdiversiteit van die Maricorivier, Noordwes Provinsie, Suid-Afrika
A general overview of the macro-invertebrate diversity in the Marico River, North-West Province, South Africa
Mathilde Kemp, Victor Wepener, Cornelius T Wolmarans
60-70
Afrikaans
Die verband tussen broeilingmassa en eiervolume in die Nylkrokodil (Crocodylus niloticus): Eiers se produktiwiteit varieer
The relationship between hatchling mass and egg volume in the Nile crocodile (Crocodylus niloticus): The productivity of eggs varies
Johan O Nöthling, Johan A Nöthling, Jan G Myburgh
71-79
Afrikaans
English
Suid-Afrikaanse aandelemarkontwikkeling: Die impak van globalisme en nasionalisme
South African stock market development: The impact of globalism and nationalism
Cobus Vermeulen, Fanie Joubert, Jannie Rossouw
80-90
Afrikaans
Oorsig van faseveranderingsmateriaal vir sub-zero temperatuurtoepassings in verkoelingsvervoer
Review on phase change materials for sub-zero temperature application in transport refrigeration
Casey Ndanduleni, Zhongjie Huan
91-100
Afrikaans
English
Reduksiepotensiaal van β-diketone: Die effek van elektronskenkende, aromatiese en estersubstituentgroepe
Reduction potential of β-diketones: Effect of electron donating, aromatic and ester substituent groups
Jeanet Conradie, Nandisiwe G S Mateyise, Marrigje M Conradie
101-118
Afrikaans
English
Substituente en isomeriese effekte op die reduksieen oksidasiepotensiaal van tris(β-diketonato) mangaan(III) komplekse: DFT en MESP analises
Substituent and isomeric effects on the reduction and oxidation potential of tris(β-diketonato) manganese (III) complexes: DFT and MESP analysis
Adebayo A Adeniyi, Jeanet Conradie
119-133
Afrikaans
English
Chloro-karboniel vastetoestand-wanordebepaling in Vaska tipe komplekse
Chloro-carbonyl disorder determination in Vaska-type complexes
Alfred Muller
134-142
Afrikaans
English
Poli- en isomorfisme in halogeengesubstitueerde 4-(fenielamino)pent-3-en-2-oon verbindings
Poli- and isomorphism in halogen-substituted 4-(phenylamino)pent-3-en-2-one compounds
Zanele G Morerwa, Gertruida J S Venter
143-152
Afrikaans
English
Oksidatiewe addisie van jodometaan aan Rh(I)- neokupferraatkomplekse as model vir ’n unieke toepassing van Tolman se beginsels
Oxidative addition of iodomethane to Rh(I) neocupferrate complexes as model for a unique application of Tolman’s principles
Johan A Venter
153-167
Afrikaans
Goederevervoermarksegmente wat potensieel winsgewend deur spoorvervoer bedien kan word
Freight transport market segments that can potentially be served profitably by rail transport
Wessel J Pienaar
168-179
Afrikaans
Waargenome struktuur- en reaktiwiteitsverwantskappe in trans-[PtPh(L)2Cl] tydens die verplasingreaksie van Cl- deur I- na verandering van die fosfien-, arsien- en stibienligande (L)†
Structure and reactivity relationships in trans-[PtPh(L)2Cl] as observed from Cl- anation by I- upon interchanging phosphine, arsine and stibine (L) ligands
Stefanus Otto, Orbett T Alexander, Andreas Roodt
180-194
Afrikaans
English
Referaatopsommings
Identifikasie en beskrywing van ’n onbekende Spinitectus sp. van Clarias gariepinus ingesamel in die Vaaldam, Suid-Afrika
Identification and description of a Spinitectus sp. collected from Clarias gariepinus in the Vaal Dam, South Africa
Lucinda Austin, Q M Dos Santos, A Avenant-Oldewage
195
PDF
59Co KMR vir die studie van die koördinasie en supramolekulêre chemie van Co(III)- komplekse van N,N-dialkiel-N’-asiel(ariel)tioureas
59Co NMR for the study of the coordination and supramolecular chemistry of Co(III) complexes of N,N-dialkyl-N’-acyl(aroyl)thioureas:
Ilse Barnard, Klaus R Koch
196-197
PDF
Trouelose oorsprongverifikasie van elektroniese intellektuele eiendom deur middel van blokskakeltegnologie (“blockchain technology”)
A blockchain application for the trustless provenance verification of electronic intellectual property
Riaan Bezuidenhout, W Nel, A J Burger
198-199
PDF
Fluoressensiestudies van bindmiddels wat in kunswerke gebruik word
Fluorescence studies on binding mediums used in paintings
Loreley Cairns, Patricia Forbes
200-201
PDF
Die lewensiklus van Meloidogyne enterolobii en ander termofiliese Suid-Afrikaanse Meloidogyne spesies: ’n Vergelykende studie
The life cycle of Meloidogyne enterolobii and other thermophilic South African Meloidogyne species: a comparative study
Raymond L Collett, M S Daneel, H Fourie
202
PDF
Die invloed van melkureumstikstof op reproduksieparameters van melkkoeie in Suid-Afrika
The effect of milk urea nitrogen on reproduction parameters of dairy cows in South Africa
Elandri De Bruyn, E C Webb
203
PDF
Aanpassing- en hanteringstrategieë van bestaansboere in die Richtersveld, Suid-Afrika
Coping and adaptation strategies of subsistence farmers in the Richtersveld, South Africa
Shana Diergaardt, M Dyssel
204
PDF
Toepassing van benoemde entiteitherkenning op die Woordeboek van Suid-Afrikaanse Plekname
Application of named entity recognition on the Dictionary of Southern African Place Names
Christiaan Du Plooy, E Kotzé, J Du Plessis
205
PDF
Distillasie van tetrafluooretileen, heksafluoorpropileen en oktafluoorsiklobutaan by lae temperature
Distillation of tetrafluoroethylene, hexafluoropropylene and octafluorocyclobutane at sub-zero temperatures
Johan Espach, P W Sonnendecker, P L Crouse
206
PDF
Die verband tussen die teenwoordigheid van die visparasiet Lamproglena clariae op die skerptandbaber (Clarias gariepinus) en die waterkwaliteit en metaalkonsentrasies in die Vaalrivier, Suid-Afrika
The presence of the fish parasite Lamproglena clariae infecting the African sharptooth catfish (Clarias gariepinus) in comparison to water quality and metal concentration along the Vaal River, South Africa
Marilie Esterhuyze, A Avenant-Oldewage
207
PDF
Unieke gedragsfenotipes in die hertmuismodel (deer mouse model) van obsessiewe-kompulsiewe siekte en die reaksie daarvan op serotonergiese en dopamienergiese geneesmiddelbehandeling
Unique behavioural phenotypes in the deer mouse model of obsessive-compulsive disorder (OCD) and its response to serotonergic and dopaminergic drug treatment
Arina Fick, B H Harvey, De Wet Wolmarans
208-209
PDF
Doeltreffende identifikasie van poenskop Bonsmaraen Drakensberger- vleisbeeste met behulp van DNS-tegnologie
Efficient identification of polled Bonsmara and Drakensberger beef cattle breeds using DNA technology
Rulien Grobler, C Visser, E Van Marle-Köster
210-211
PDF
Serpinema- (Nematoda: Camallanidae) parasitering van die varswaterskilpad Rhinoclemmys punctularia uit Frans-Guiana
Serpinema (Nematoda: Camallanidae) parasitising of the freshwater turtle Rhinoclemmys punctularia from French Guiana
Florence Harnoster, R Svitin, L H Du Preez
212
PDF
Die Lyapunov-ongelykheid en konveks-inverteerbare keëls
The Lyapunov inequality and convex invertible cones
Alma Naudé, S Ter Horst
213
PDF
Die geologie van ’n gebied in die Kangogroep
The geology of an area in the Cango Group
Ryan Nel, A I Odendaal, G J B Germs, H E Praekelt
214
PDF
Mikrobiologiese kwaliteit en veiligheid van vars produkte: Rede tot kommer?
Microbiological quality and safety of fresh produce: Reason for concern?
Loandri Richter, E M Du Plessis, S Duvenhage, L Korsten
215-216
PDF
Vergelyking van die parasietgemeenskapsamestelling van Xenopus laevis (Anura: Pipidae) tussen gasheerbevolkings regoor die wêreld
Comparison of the parasite communities of Xenopus laevis (Anura: Pipidae) across its global distribution
Anneke L Schoeman, L H Du Preez
217
PDF
Nuwe gasheerstowwe N,N’-bis(9-sikloheksyl-9-xantheniel)etileendiamien en N,N’-bis(9-sikloheksyl-9- tioxantheniel)etileendiamien: ’n Ondersoek na hul insluitingsvermoë
Novel host compounds N,N’-bis(9-cyclohexyl-9-xanthenyl)ethylenediamine and N,N’- bis(9-cyclohexyl-9-thioxanthenyl)ethylenediamine: An investigation of their inclusion ability
Ulrich Senekal, B Barton
218-219
PDF
Die agentifisering van ’n wiskundige probleemgebied vir metaheuristiese ondersoek deur middel van agent-gebaseerde modellering
Agentisation of problem domains for agent-based metaheuristic investigation
J A M Simmons, P H Potgieter
220-221
PDF
Die oriëntering-bepuntingsprobleem: ’n Verkennende studie
The orienteering scoring problem: An exploratory study
Willemien Van Hoepen, E G Jones, C J Swanepoel
222-223
PDF
n-de-magswortels van H-selftoegevoegde matrikse
n-th roots of H-selfadjoint matrices
Madelein Van Straaten, F Theron, D B Janse van Rensburg, G J Groenewald, A C M Ran
224
PDF
Evaluasie van skoner vertaalgeheues
Evaluation of cleaner translation memories
Friedel Wolff, L Pretorius, P Buitelaar
225
PDF
ʼn Ondersoek na die verwantskap tussen die intestinale mikrobioom en ʼn kompulsiewe gedragsfenotipe in die hertmuismodel (deer mouse model) van obsessiewe-kompulsiewe siekte
An investigation into the relationship between the intestinal microbiota and a compulsive phenotype in the deer mouse model of obsessive-compulsive disorder
Isma Scheepers, B H Harvey, S M J Hemmings, S Malan-Müller, D W Wolmarans
226
PDF
Feromone van die denneboom-pou-oogmot
Pheromones of the pine tree emperor moth
L Scheepers, B Slippers, M C Bouwer, E R Rohwer
227
PDF
Sintese en toepassing van ’n nuwe fluoresserende chemosensor wat ’n triasoolielkumarieneenheid bevat
Synthesis and application of a novel fluorescent chemosensor containing a triazolylcoumarin unit
S Schoeman, N Mama
228
PDF
Sintese van silikonkarbied in ’n mikrogolfplasma
Synthesis of silicon carbide in a microwave plasma
Jean Van Laar, I J Van der Walt, H Bissett, J C Barry, P L Crouse
226
PDF
Reviewer Acknowledgements
Erkenning aan evalueerders
231
PDF
Open Journal Systems
Print ISSN 0254-3486
Online ISSN 2222-4173
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