This paper introduces a design and analysis method of a microstrip reflectarray antenna (MRA) with a proposed H-like shape radiating element at a frequency of 10.5 GHz. The proposed structure has been analyzed and compared with the traditional square shape one. It is found that t...
Open access
Research Article10.9734/BJAST/2014/13300
The understanding of the viability, competitiveness, and challenges of using open source software has important implications for the understanding of its adoption. However, one important problem is the paucity of contextual, valid and generalizable frameworks for understanding th...
Open access
Research Article10.9734/BJAST/2014/12504
Aims: The impact of air pollution on biochemical properties and air pollution tolerance indices of ten plants growing at Trans-Amadi Industrial Lay-out and along East-West Road, Port Harcourt alongside Umuokiri-Aluu as control site were studied. Study Design: The leaves of the pl...
Open access
Research Article10.9734/BJAST/2014/13233
This research provides an insight into the threat of water resources in the northern region due to rising temperature and declining rainfall with the broad objective of analysing temperature and rainfall trends and their significance. A 50-year climate data from 1961-2010 on temp...
Open access
Research Article10.9734/BJAST/2014/13031
The aim of this study was to develop an energy efficient method to decompose powdered laboratory safety examination gloves (PLEG). This paper reports on the results of thermogravimetric analysis (TGA) of PLEG without a catalyst. The study was conducted in the Department of Biolog...
Open access
Research Article10.9734/BJAST/2014/12277
This study is aimed at delineating the aquifer systems in the study area and hence determining the parts with higher aquifer yield. To achieve this, 120 Vertical Electrical Soundings (VES) were carried out in Okigwe District of Imo State of Nigeria, using the Schlumberger electro...
Open access
Research Article10.9734/BJAST/2014/7798
The present paper aims to evaluate the actual relevance of the application of metrological criteria for the diagnosis of bovine tuberculosis using Comparative Cervical Tuberculin (CCT) inoculation tests. The present work involves the following steps: identification of the instrum...
Open access
Research Article10.9734/BJAST/2014/12830
This work investigated the performance of Okra seed (Hibiscus esculentus L.) extract in removal of suspended dissolved particles from brewery effluent by coag-flocculation process at room temperature using various doses of okra seed extract. The study was carried out using nephel...
Open access
Research Article10.9734/BJAST/2014/9887
Soil samples from all the active landfills in Lagos were analyzed for some physiochemical parameters in order to determine their suitability for use as compost. Of the assessed depth of 100 cm; from the surface to a depth of 20 cm, the concentrations of metals in the soil samples...
Open access
Research Article10.9734/BJAST/2014/12964
A study has been conducted to develop safe swimming conditions along the North-West coast of Egypt. Investigations have been made for the perched beach approaches. Both numerical models and actual scale field data have been employed in this study. Attention has also been given to...
Open access
Research Article10.9734/BJAST/2014/12497