Search
Now showing items 1-10 of 19
Comprehensive experimental and theoretical investigation of solar radiation conditions in Botswana: A semi-desert region
(Regional Energy Resources Information Center (RERIC) Asian Institute of Technology. http://www.rericjournal.ait.ac.th/index.php/reric/index, 2005-12)
Please refer to the attached article for the ABSTRACT. Due to technical problems with some scientific formulae it was not possible to upload the abstract HERE.
Prenylated flavonoids and other constituents from the twigs of Dorstenia angusticornis (Moraceae)*
(Elsevier Ltd. www.elsevier.com/locate/biochemsyseco, 2005-06-18)
Dorstenia (Moraceae) is a mainly tropical genus of some 170 species (Mabberley,
1987). There are 23 species in Cameroon where a decoction of the leaves is
administered for the treatment of cough, headache and stomach ...
Isoflavonoids from Seeds of Millettia griffoniana (Bail), 15
(Verlag der Zeitschrift fu¨r Naturforschung, Tu¨bingen · http://znaturforsch.com, 2005)
Three new isoflavonoids, griffonianone F, G and H were isolated from the seeds of Millettia griffoniana,
along with the known prebarbigerone, pseudobaptigenin, pseudobaptigenin methyl ether,
tephrosin, dipterixine, ...
Genesis of sediment-hosted stratiform copper–cobalt deposits, central African Copperbelt
(Elsevier www.elsevier.com/locate/jafrearsci, 2005)
The Neoproterozoic central African Copperbelt is one of the greatest sediment-hosted stratiform Cu–Co provinces in the world, totalling
140 Mt copper and 6 Mt cobalt and including several world-class deposits (P10 Mt ...
Fault-Plane Solutions of the 18 May 2001 earthquake in South Africa near Botswana border
(Botswana Geoscientists Association, 2005-12)
Fault-plane solutions of an earthquake can provide information about the type of fault. We report on the calculation of the
fault-plane solutions of the earthquake that occurred on the morning of 18 May 2001 and was felt ...
Teachers’ experiences with an adapted IGCSE physics syllabus in Botswana
(Elsevier, www.elsevier.com/locate/ijedudev, 2005)
This paper focuses on teachers’ experiences with implementing a modified International General Certificate of
Secondary Education (IGCSE) physics syllabus in Botswana. The syllabus, characterised by a new organisational ...
The first 60-O-sulfated phenylanthraquinones: isolation from Bulbine frutescens, structural elucidation, enantiomeric purity, and partial synthesis
(Elsevier Ltd.http://www.elsevier.com/wps/find/journaldescription.cws_home/942/description#description, 2005)
From the roots of Bulbine frutescens, the first sulfated phenylanthraquinones were isolated, together with their known sulfate-free
analogs. Their structures were elucidated by spectroscopic and chiroptical methods, by ...
Contact charging of solution-cast polymers by metals
(Elsevier Science Ltd. www.elsevier.com/locate/elstat, 2005)
The charge transfer between metals and some solution-cast polymers has been investigated
by employing intermittent soft contact under a controlled condition. The result of our
measurements reveals that the measured charge ...
Sulphur isotope constraints on formation conditions of the Luiswishi ore deposit, Democratic Republic of Congo (DRC)
(Elsevier www.elsevier.com/locate/jafrearsci, 2005)
Luiswishi is a Congo-type Neoproterozoic sediment-hosted stratiform Cu–Co ore deposit of the Central Africa Copperbelt, located
northwest of Lubumbashi (DRC). The ores form two main Cu–Co orebodies hosted by the Mines ...
Antitrichomonal and antioxidant activities of Dorstenia barteri and Dorstenia convexa
(Brazilian Journal of Medical and Biological Research. http://www.scielo.br/scielo.php?pid=0100-879X&script=sci_serial, 2005)
Dorstenia barteri and D. convexa extracts and some isolated components
of the former were investigated for effectiveness against Trichomonas
gallinarum and compared with quercetin and quercitrin.
The antioxidant activity ...