The synthesis and characterization of α1-Dawson-type mono-rhenium (V)-substituted polyoxotungstate, [α1-P2W17ReVO62]7- (1), are described. The dimethylammonium salt of 1, [Me2NH2]7[α1-P2W17ReVO62]•9H2O (Me2NH2-1), was obtained as analytically pure homogeneous black-blue crystals...
Open access
Research Article10.9734/BJAST/2014/9336
Introduction: Breast cancer is the leading female malignancy in the world and the second principal cause of cancer deaths in women worldwide. It has a poorer outcome among African-American women compared with the whites due to more advanced stage at presentation. This study there...
Open access
Research Article10.9734/BJAST/2014/9050
Aims: This study was conducted to determine the effect of selected soil chemical characteristics on the occurrence of entomopathogenic nematodes (EPNs) under different land uses in Embu and Taita Districts in Kenya. Study Design: The sampling points were systematically marked in...
Open access
Research Article10.9734/BJAST/2014/8775
This article proposes a numerical model of Permanent Magnet Linear Synchronous Motors (PMLSMs) for use as a tracking mechanism for the transport system. This paper studies the behavior under operating two types of linear motors to analyze and compare the system of forces and vibr...
Open access
Research Article10.9734/BJAST/2014/9233
Aims: To probe the knowledge, insight and attitude of students who had previously taken a traditional microbiology class and those who had not been exposed to any relevant knowledge of microbiology. Methodology: A total of 228 undergraduate students participated in a survey conta...
Open access
Research Article10.9734/BJAST/2014/9315
The responses of forage sorghum [Sorghum bicolor (L.) Moench] varieties to salinity and irrigation frequency were studied from January to December 2009. Two salt tolerant varieties of forage sorghum namely Speedfeed and KFS4 were grown under salinity levels of 0, 5, 10, 15 dS m-1...
Open access
Research Article10.9734/BJAST/2014/5738
Aim: To study the toxicity and histopathological effects of Cypermethrin on the gill and liver tissues of the Clarias gariepinus. Place of the Study: It was carried out at the toxicology section of the of Water Resources, Aquaculture and Fisheries Technology Department, School of...
Open access
Research Article10.9734/BJAST/2014/3259
We are concerned with the cartesian products of any finite number of symmetric starter vectors of orthogonal double covers of the complete bipartite graphs and use this method to construct ODCs by new infinite classes of disjoint unions of complete bipartite graphs.
Open access
Research Article10.9734/BJAST/2014/8689
The electron mobility of zincblende (ZB) and wurtzite (WZ) structures of n-type GaN is investigated as a function of both temperature and donor concentration. Numerical calculations of the mobility are carried out in a temperature range from 10 K up to 400 K and donor doping conc...
Open access
Research Article10.9734/BJAST/2014/8671
A single layer of different materials; silicone, silicone rubber and steel, is investigated for stent deployment. The response of the proposed stents to the mathematical simulation of radial blood pressure waveform is studied considering their mechanical properties. The stress-st...
Open access
Research Article10.9734/BJAST/2014/8908