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All published articles 4428

Geochemical Evaluation of Soils and Road Deposited Sediments of Benin City Using GIS and Multi-variance Approaches'

A. S. Olatunji, A. F. Abimbola & I. T. Asowata · Current Journal of Applied Science and Technology · 2014

This study was carried out to determine the concentration and sources of trace elements in top soils, road deposited sediments and filling station dusts in Benin metropolis in order to evaluate the effect of increased urbanization on the environment. Ninety-nine (99) samples were...

Open access Research Article 10.9734/BJAST/2014/9060

Contribution of Remote Sensing and Geographic Information System to Identify Potential Areas of Groundwater in the Department of M'Bahiakro (Central-East of Côte d'Ivoire)

Oreste Santoni Akossi, Théophile Lasm, Marc Youan Ta, De Lasme Omer Zephir, Fernand Kouame, Emmanuel Kouadio, Derving Baka, Kouakou Ourapa Suzane & François Assemian Yao · Current Journal of Applied Science and Technology · 2014

This study concerns an area located at central-east of Côte d'Ivoire and constituted by fractured crystalline and metamorphic rocks. In this area, problems of drinking water supply exist because of overpopulation and lack of knowledges about groundwater prospection. This study ai...

Open access Research Article 10.9734/BJAST/2014/8881

Evaluation of Naturally Occurring Radionuclide Materials in Soil Samples Collected From Some Mining Sites in Zamfara State, Nigeria

A. J. Innocent, M. Y. Onimisi & S. A. Jonah · Current Journal of Applied Science and Technology · 2014

Aims: To identify and quantify prominent gamma emitting-NORMs associated with mining activities in Zamfara State, Nigeria. Study Design: Soil samples were collected from 10 different mine sites in Zamfara State, northwest-Nigeria for gamma spectroscopy analysis. Place and Duratio...

Open access Research Article 10.9734/BJAST/2013/3244

Effectiveness of Low-flow High-ozone Concentration Disinfection of Dental Impressions: A Comparative Study to Immersion Disinfection

Nikolas Poulis, Adamantini Kyriacou, Maria Kotsou, Eugenia Bezirtzoglou, Anthony Prombonas & Nikolaos Drakoulis · Current Journal of Applied Science and Technology · 2014

Aims: To examine the effectiveness of low-flow high-ozone concentration disinfection of dental impressions, by means of an automated prototype device. Methodology: Disc shaped dental addition-cured silicone was inoculated with Klebsiella pneumoniae and Staphylococcus aureus, 10 m...

Open access Research Article 10.9734/BJAST/2014/10119

Clusters Formation in Salts Solution in Polar Dielectric Liquids and Electrically-induced Separation of Solvated Ions

Igor V. Shamanin & Mishik A. Kazaryan · Current Journal of Applied Science and Technology · 2014

The aim of study is to demonstrate that separation of solvated ions in solution of mix of salts under the action of external periodic electric field happens because of around ions there are formed clusters consisting of molecules of solvent and the sizes of such clusters have dim...

Open access Research Article 10.9734/BJAST/2014/9649

The Potential of Indigenous People’s Forest: Ecological Benefits and Plants Diversity in Bru People’s Spiritual Forest, Northeastern Thailand

Tunwa Chaitieng & Tharest Srisatit · Current Journal of Applied Science and Technology · 2014

Aims: To study the ecological benefits and biodiversity of plants in the Bru’s spiritual forest and the relationship between the Bru’s wisdoms and their spiritual forest. Study Design: This research applied the use of forest ecology and a qualitative research. Place and Duration...

Open access Research Article 10.9734/BJAST/2014/9170

An Empirical Investigation into Factors Influencing the Intention to Use E-learning System: An Extended Technology Acceptance Model

Haitham Alshibly · Current Journal of Applied Science and Technology · 2014

Aims: The aim of this research is to investigate the factors affecting the intention towards using e-learning in a Jordanian university, through an extension of the technology acceptance model (TAM). Place and Duration of Study: Amman University College between May and July 2013....

Open access Research Article 10.9734/BJAST/2014/10033

Hydrogeochemical Characteristics and Evaluation of the Drinking and Irrigation Water Quality in Marand Plain, East Azerbaijan, NW Iran

Fazel Khaleghi & Gholam Hossein Shahverdizadeh · Current Journal of Applied Science and Technology · 2014

In order to study hydrogeochemistry of groundwater, samples of water were collected from Marand located in Eastern Azerbaijan province, NW of Iran at July, 2008. This region has 800 km2 space and 87 locations. Samples which were collected from 74 water wells, 10 Qantas and 3 spri...

Open access Research Article 10.9734/BJAST/2014/9426

No Frequency Reuse: Wearable Steerable MIMO Microstrip Antenna Array for Mobile Ad Hoc Applications

Taha A. Elwi, Sa’ad Al-Frieh, Mohammed Al-Bawi & Mohammed Noori · Current Journal of Applied Science and Technology · 2014

Aim: The principle of eliminating the frequency reuse in the mobile Ad Hoc system among the sectors of the unit cell using Multi Inputs Multi Outputs (MIMO) antenna array is investigated in this paper. Antenna Design: The size of the proposed antenna array is 10×10 cm2 to obtain...

Open access Research Article 10.9734/BJAST/2014/8739

Improving Design of a Cryogenic Process by Exergy and Process Economic Analyses

A. N. Anozie, M. N. Braimah, O. J. Odejobi & O. P. Ayoola · Current Journal of Applied Science and Technology · 2014

Aim: This work compared four different designs of a cryogenic process (Linde methane liquefaction) using exergy and process economic analyses. Study Design: Simulation, energy, exergy and process economic analyses were used. Place and Duration of Study: Department of Chemical Eng...

Open access Research Article 10.9734/BJAST/2014/8646

Influence of Cropping Pattern Systems on Incidence of Scab and Septoria Leaf Spot Disease of Cowpea (Vigna unguiculata)

G. A. Mbong, C. N. Fokunang, O. Alabi, E. A. Tembe-Fokunang, M. Emechebe, M. D. Alegbejo & C. N. Akem · Current Journal of Applied Science and Technology · 2014

Aims: Scab caused by Sphaceloma sp and Septoria leaf spot caused by Septoria vignae were evaluated on one variety (Ife Brown) of cowpea: in this study. Ife Brown is highly susceptible to scab and moderately susceptible to Septoria leaf spot. Cowpea (Vignia unguiculata L. Walp) wa...

Open access Research Article 10.9734/BJAST/2014/6229

Geochemistry and Environmetric Approaches to Estimate Pollution Impacts on Soils around Okaba Coal Mines

E. G. Ameh, I. O. Imasuen & E. G. Imeokparia · Current Journal of Applied Science and Technology · 2014

Soil samples were collected during dry season from Okaba coal mine areas to establish the level of impact. Impact evaluations were carried out using correlation analysis, factor and cluster analyses, determination of enrichment factor (EF), contamination factor (CF), pollution lo...

Open access Research Article 10.9734/BJAST/2014/7051

Fracture Characterization, Mineral Vein Evolution and the Tectonic Pattern of Igarra Syn-Tectonic Granite, Southwestern Nigeria

Oden, Michael I. & Udinmwen Efosa · Current Journal of Applied Science and Technology · 2014

Extensive outcrops of the pan-African granite were studied in detail with particular interest in the joint pattern and mineral vein characteristics. The attitude of 57 tectonic joints and 60 mineral veins were measured, the length and width of the veins documented. Rose diagrams...

Open access Research Article 10.9734/BJAST/2014/8540