Geophysical survey, involving Schlumberger depth soundings, were conducted at Alade, Ondo State, Nigeria. This was aimed at delineating the water supply areas and assessment of the vulnerability of the aquifers to contaminants infiltrating from the surface. The area is underlain...
Open access
Research Article10.9734/BJAST/2016/22747
It has always been thought that primes numbers within natural numbers do not fulfill well-defined rules that can express themselves through a sequential structure to facilitate checking their properties. The study of congruence 1 mod 24, allows us to find some of the properties o...
Open access
Research Article10.9734/BJAST/2016/24367
This study is aimed at the synthesis and amine functionalization of Jatropha curcas activated carbon. Waste Jatropha curcas shell was used to produce the Jatropha Activated Carbon (JAC) via chemical activation with Potasium hydroxide (KOH). The JAC was modified with triethanolami...
Open access
Research Article10.9734/BJAST/2016/24253
In this paper, a steganography scheme for digital images by using Integer Wavelet Transform (IWT) is proposed. This scheme is based on the qualified significant wavelet tree (QSWT). In this scheme, the secret data bits are embedded into largest and smallest wavelet child coeffici...
Open access
Research Article10.9734/BJAST/2016/23942
In this study, we present a numerical algorithm for solving systems of Volterra-differential-difference equations with variable coefficients by collocation method. This algorithm based on polynomial approximation, using the first kind Chebyshev polynomial basis with collocation m...
Open access
Research Article10.9734/BJAST/2016/23893
The chemical constituents of essential oil obtained by hydrodistillation of the leaves of Ehretia cymosa are being reported. The essential oils were obtained by hydrodistillation in a Clevenger-type apparatus and analyzed by gas chromatography (GC-FID) and gas chromatography coup...
Open access
Research Article10.9734/BJAST/2016/24240
The need to produce readily accessible, pollution free natural energy such as solar energy has been drawing increasing attention globally. This is due to energy demand, global environmental protection, fast growing population and diminishing resources of grid supply. Effective ut...
Open access
Research Article10.9734/BJAST/2016/22955
In this work neutrons shielding of 252Cf source simulated with GEANT4 program and MCNP4C code. The relative neutron flux rates are calculated for different materials. Among various physics models of GEANT4 for the hadronic interaction of neutron, we have used the High Precision (...
Open access
Research Article10.9734/BJAST/2016/19827
Jamming arches and jamming probability of flowing elliptical disks at the opening of a two-dimensional rotating hopper is studied experimentally. A two-dimensional rotating hopper of Plexiglas with variable opening width and slope is constructed to conduct quasi two-dimensional f...
Open access
Research Article10.9734/BJAST/2016/23602
Revelation of the presence of older sediments continues to evolve in the Anambra Basin through the biostratigraphy study of Ubiaja-1 well located in the Anambra Basin, Nigeria. The study is predicated with a view to determining the age of the oldest sediments, evidence of rework...
Open access
Research Article10.9734/BJAST/2016/20452
Compounding a continuous lifetime distribution with a discrete one is a useful technique for constructing flexible distributions to facilitate better modeling of lifetime data. In this paper, a new family of lifetime distributions, called the generalized inverse Weibull power ser...
Open access
Research Article10.9734/BJAST/2016/23215
Air pollution is one of the key problems in urban areas and its investigation is vital both for people's health and for the environment as a whole. In particular, ground ozone is a secondary air pollutant with concentrations dependent mainly on changes in the levels of other poll...
Open access
Research Article10.9734/BJAST/2016/23910
Aims: This work is aimed at analysing the effect of different palm kernel particle sizes on the calorific value of the briquettes produced using this material. Study Design: The palm kernel shell used was obtained from the local market, after which it was taken to the grinder so...
Open access
Research Article10.9734/BJAST/2016/23148
Tono Djuwantono, Ahmad Faried, Agung B. Sutiono, Muhammad Z. Arifin, Firman F. Wirakusumah, Sony A. Yuniarto, Hadi Hariyanto & Yudi T. Jayadi·Current Journal of Applied Science and Technology·2016
Objectives: West Java Province contribute 19.8% mother mortality in Indonesia; is the highest than other provinces. We proposed the Digitalization Maternal and Prenatal care Systems (DigiMAPS) that tries to improve recording and reporting system in order to monitoring, improving...
Open access
Research Article10.9734/BJAST/2016/20762
Thin films of Zinc Selenide (ZnSe) were deposited on glass substrate at room temperature by Chemical Bath Deposition (CBD) Technique. The sources of Zn and Se were respectively ZnSO4 and Na2SeSO3 while NaOH was employed as complexing agent. The deposited sample slides were anneal...
Open access
Research Article10.9734/BJAST/2016/23622