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All published articles 117760

Synthesis, Characterization and Antibacterial Activities of New Pd(II) And Pt(IV) Complexes of Some Unsymmetrical Tetradentate Schiff Bases

W. H. Hegazy & A. E.-D M. Gaafar · Chemical Science International Journal · 2012

New palladium (II) and platinum (IV) complexes with a series of unsymmetrical tetradentate Schiff bases derived from aromatic 2-hydroxy aldehydes in an ethanolic medium were synthesized and characterized by elemental analyses, melting points, magnetic susceptibility, thermogravim...

Open access Research Article 10.9734/ACSJ/2012/1584

Study on Prompt Methane Hydrate Formation Derived by Addition of Ionic Liquid

Takashi Kitajima, Naoto Ohtsubo, Shunsuke Hashimoto, Takashi Makino, Daisuke Kodama & Kazunari Ohgaki · Chemical Science International Journal · 2012

Aims: The objective of this study is to establish the fundamental model on methane hydrate formation and to accelerate the rate of methane hydrate formation with a small amount of ionic liquid and to investigate the effect of ionic liquid on hydrate formation. Study Design: Exper...

Open access Research Article 10.9734/ACSJ/2012/1512

Lottery Sales and Per-capita GDP: An Inverted U Relationship

Maria João Kaizeler & Horácio Crespo Faustino · Journal of Economics, Management and Trade · 2012

The main purpose of this study is to test the hypothesis that the relationship between per-capita sales and per-capita GDP is given by an inverted U. The paper considers that lottery sales increase together with increases in GDP up to a point where a country has reached a level a...

Open access Research Article 10.9734/BJEMT/2012/1411

The Link between Remittances and Economic Growth in Pakistan: A Boon to Economic Stability

Khalid Al Khathlan · Journal of Economics, Management and Trade · 2012

This paper adopted the autoregressive distributed lag (ARDL) test and the error correction model (ECM) techniques to establish the long-run and short -run relationship between worker remittances and economic growth in Pakistan during the period 1976-2010. The results demonstrate...

Open access Research Article 10.9734/BJEMT/2012/1426

The Effects of Risk Assessment (Hirarc) on Organisational Performance in Selected Construction Companies in Nigeria

M. O. Agwu · Journal of Economics, Management and Trade · 2012

The paper focuses on the effects of risk assessment (Hirarc) on organisational performance in selected construction companies in Nigeria. Risk assessment (Hirarc) is a structured approach for identifying, evaluating and controlling hazards in the workplace with a view to achievin...

Open access Research Article 10.9734/BJEMT/2012/1317

Analysis of Awareness and Adaptation to Climate Change among Farmers in the Sahel Savannah Agro-ecological Zone of Borno State, Nigeria

Y. L. Idrisa, B. O. Ogunbameru, A. A. Ibrahim & D. B. Bawa · International Journal of Environment and Climate Change · 2012

This study examined the awareness and adaptation to climate change among farmers in the Sahel Savannah agro-ecological zone of Borno State, Nigeria. Data for the study were collected from 225 respondents selected through the Multi-stage sampling technique. A socio-economic profil...

Open access Research Article 10.9734/BJECC/2012/1475

Development of an Intelligent Electronic Module for Energy Management in Wind/Diesel or Photovoltaic/Diesel Hybrid Systems

Julius K. Tangka, P. Tchakoua, H. Fotsin & A. Fomethe · Current Journal of Applied Science and Technology · 2012

An intelligent electronic module for managing battery power in a wind/diesel, solar/diesel or wind/solar/diesel hybrid systems was designed, fabricated and tested. It is made of five blocks mainly a power supply unit, a battery voltage monitor, a programmable interface controller...

Open access Research Article 10.9734/BJAST/2012/1513

Quantifying Uncertainties in the Modelled Estimates of Extreme Precipitation Events at Upper Thames River Basin

Tarana A. Solaiman, Slobodan P. Simonovic & Donald H. Burn · International Journal of Environment and Climate Change · 2012

Assessment of climate change impact on hydrology at watershed scale incorporates downscaling of global scale climatic variables into local scale hydrologic variables and evaluation of future hydrologic extremes. The climatological inputs obtained from several global climate model...

Open access Research Article 10.9734/BJECC/2012/1505

The Influence of Glomus mosseae and Trichoderma harzianum on Phytohormone Production in Soybeans (Glycine max L. Merr) Planted in Sterilized and Unsterilized Soils

O. Egberongbe Haneefat, A. A. Sobowale, O. A. F. Ilusanya & R.T. Feyisola · Journal of Experimental Agriculture International · 2012

This study was carried out to investigate the effect of the mycorrhizae; Glomus mosseae and Trichoderma harzianum; singly and in combination on the level of phytohormones (auxin, gibberrelin and abscisic acid) of soybean (Glycine max L. Merr) planted in sterilized and unsterilize...

Open access Research Article 10.9734/AJEA/2012/910

The Applications of Membrane Operations in the Textile Industry: A Review

Abdulraheem Giwa & Abiodun Ogunribido · Current Journal of Applied Science and Technology · 2012

Water reuse continues to rise as demand for fresh water supplies increases worldwide. By recycling and reusing treated wastewater, communities and industries can save on the costs of clean water, ensure adequate supplies and help to preserve a diminishing natural resource. The in...

Open access Research Article 10.9734/BJAST/2012/1520

Learning Geometry in a Large-Enrollment Class: Do Tangrams Help in Developing Students’ Geometric Thinking?

Nyet Moi Siew & Sopiah Abdullah · Journal of Education, Society and Behavioural Science · 2012

Aims: 1. To investigate the students’ levels of geometric thinking while engaging in in-class tangram activities in a large-enrollment class; 2. To find out the student’s perception towards the use of tangrams in learning geometry. Study Design: Case study research design. Place...

Open access Research Article 10.9734/BJESBS/2012/1612

Microbial Decolourization of an Anthraquinone Dye C.I. Reactive Blue 19 Using Bacillus cereus

Abdulraheem Giwa, Fatima J. Giwa & Bamidi J. Ifu · Chemical Science International Journal · 2012

Aims: This work aimed at using B. cereus strain to decolourize a textile dye and also to study the influence of various environmental parameters on the decolourization processes. Study Design: Decolourization efficiency of B. cereus. Place and Duration of Study: Department of Mic...

Open access Research Article 10.9734/ACSJ/2012/1519