Volume 7, Issue 4 (2010) | American Journal of Applied Sciences

Adsorption Study of Electric Arc Furnace Slag for the Removal of Manganese from Solution

C. L. Beh — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.442.446

Problem statement: Steel making slag from Electric Arc Furnace (EAF) is an abundant by-product in Malaysia steel making industry. It has potential to be used for heavy metal removal from contaminated ...

Basic and Reactive Dyes Sorption Enhancement of Rice Hull through Chemical Modification

Siew-Teng Ong — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.447.452

Problem statement: Many studies have been conducted on the removal of either anionic or cationic dyes. However, as a mixture of dyes does commonly exist together in wastewater, therefore it is of grea...

Analytical Studies on Water Quality Index of River Landzu

J. Yisa — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.453.458

Problem statement: River Landzu is of particular importance in the study of surface water pollution because effluents from cottage industries, municipal sewage, agricultural and urban run-off are disc...

Effects of Cycocel and Irrigation Regimes on Some Physiological Parameters of Three Olive Cultivars

Maisam Nejadsahebi — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.459.465

Problem statement: The water deficiency is one of the serious problems, in the arid zones. Cycocel by increasing the stomata resistance and decreasing transpiration can help to water use efficiency. A...

Dairy Heifer Rearing in Hot Arid Zone: An Economic Assessment

M. A. Razzaque — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.466.472

Problem statement: Economic losses due to high mortality in young calves born in hot arid zone including Kuwait and a high cost of rearing are the main constraints to this region. Therefore, dairy pro...

Work Posture and Back Pain Evaluation in a Malaysian Food Manufacturing Company

Baba Md. Deros — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.473.479

Problem statement: A cross-sectional study was conducted among workers at a processed food manufacturer in Malaysia. The main objective of the study was to determine the prevalence of back pain among ...

Neuroprotective Effect of Quercetin Encapsulated Liposomes: A Novel Therapeutic Strategy against Alzheimer’s Disease

W. Phachonpai — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.480.485

Problem statement: The prevalence of Alzheimer’s disease is increasing but the efficacy of treatment is still very limited due to various factors including the blood brain barrier. Recent findings d...

A New Approach in Individual Tree Counting of Nyatoh (Palaquium spp.) Using an Airborne Spectroradiometer

Kamaruzaman Jusoff — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.486.492

Problem statement: In Malaysia inadequate data are available to make decisions regarding the sustainable management of Nyatoh (Palaquium spp.). Factual data and estimation of Nyatoh in the lowland dip...

Individual Species Crown Mapping in Taman Rimba Ilmu, University Malaya Using Airborne Hyperspectral Imaging

Kamaruzaman Jusoff — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.493.499

Problem statement: Accurate, current and cost-effective individual standing tree data are required by forest management communities for use in forest inventory over large areas. Currently, most of the...

Gamma Irradiation Synthesis and Influence the Optical and Thermal Properties of Cadmium Sulfide (CdS)/Poly (Vinyl Pyrolidone) Nanocomposites

Shawkat Salameh Gasaymeh — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.500.508

Problem statement: Gamma irradiation has been successfully used to prepare a spherical cadmium sulfide CdS/Poly Vinylpyrolidone (PVP) quantum dots nanoparticles with enhancement of their optical band ...

Two Optimization Methods to Determine the Rate Constants of a Complex Chemical Reaction Using FORTRAN and MATLAB

Abdel-Latif Aboul Seoud — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.509.517

Problem statement: For chemical reactions, the determination of the rate constants is both very difficult and a time consuming process. The aim of this research was to develop computer programs for de...

The Relationship between Credit Market Development and Economic Growth

Antonios Adamopoulos — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.518.526

Problem statement: This study investigated the relationship between credit market development and economic growth for Spain for the period 1976-2007 using a Vector Error Correction Model (VECM). Quest...

Analysis of Abnormal Modes of Hoisting DC Electric Drive System

Kosmas Zdrozis — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.527.534

Problem statement: Host number of publications in which special attention was given to the behavior of the hoisting drives in abnormal modes was found. The effect of the failure of the main power supp...

Asymmetry Effect of Inflation on Inflation Uncertainty in Iran: Using from EGARCH Model, 1959-2009

Dahmardeh Nazar — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.535.539

Problem statement: In this study, we tried to examine the relationship between inflation and inflation uncertainty in Iran, because of considerable variation in its inflation rate. Approach: Inflation...

EEG Signals During Epileptic Seizure as a Semigroup of Upper Triangular Matrices

Faisal Abdurabu Mubarak Binjadhnan — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.540.544

Problem statement: EEG signals during epileptic seizure can be presented as an algebraic structure, namely semigroup of upper triangular matrices. Approach: EEG signals during seizure were recorded an...

Impact of Earthquake Demolition Debris on the Quality of Groundwater

M. S. Benmenni — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.545.550

Problem statement: Debris from construction or demolition/deconstruction processes have no significant impact on the environment as they are res-usable and inert. This has been also long admitted for ...

Fade Margin Analysis Due to Duststorm Based on Visibility Data Measured in a Desert

Md. Rafiqul Islam — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.551.555

Problem statement: The fade margin analysis of microwave propagation in areas affected by duststorm had been presented in this study. Approach: Based on long term duststorm data recorded in Riyadh-Sau...

A Survey on Environmental Factors and Job Satisfaction Among Operators in Automotive Industry

A. R. Ismail — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.556.561

Problem statement: A survey was conducted to investigate the relationship between environmental factors, job satisfaction that influence the workers’ discomfort in four automotive manufacturing in M...

Motivators, Barriers and Concerns in Adoption of Electronic Filing System: Survey Evidence from Malaysian Professional Accountants

Ming-Ling Lai — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.562.567

Problem statement: Worldwide, electronic filing (e-filing) system and its' adoption has attracted much attention, however, scholarly study on accounting professionals' acceptance of e-filing system is...

Evaluating the Maintenance Performance of the Semiconductor Factories Based on the Analytical Hierarchy Process and Grey Relational Analysis

Fei-Long Chen — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.568.574

Problem statement: Maintenance is an important factor in semiconductor factories, not only because of costs and the need for the uninterrupted operation of semiconductor equipment, but also the time a...

A Causal Relationship between Financial Market Development and Economic Growth

Athanasios Vazakidis — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.575.583

Problem statement: This study investigated the causal relationship between financial market development and economic growth for United Kingdom for the period 1965-2007 using a Vector Error Correction ...

Optical Properties of the SiO₂-Na₂O-CaO-Nd₂O₃ Glasses

P. Chimalawong — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.584.589

Problem statement: This study researched on different physical and optical properties of Nd3+ doped soda-lime-silicate glass. The glasses containing Nd3+ in (65-x) SiO2: 25Na2O: 10CaO: xNd2O3 (where x...

Trade Relationship between Oman and Its Major Trading Asian Partners

Abdusalam F. Yahia — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.590.596

Problem statement: No empirical research exists that examines the interdependence of trade between Oman and its five major trading Asian partners (Emirates, Japan, South-Korea, Thailand and Mainland C...

Determination and Evaluation of Privatization Effects on Financial Performance of Firms in Tehran Stock Exchange (TSE)

Hossein Panahian — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.597.602

Problem statement: Does privatization process, as form of transferring the control of public (state-owned) companies via Tehran Stock Exchange, effect positively on their financial performance? In thi...

Socio-Demography Factors that Influence Youth Attitude Towards Contract Farming

Jeffrey Lawrence D’Silva — 2010-04-30

American Journal of Applied Sciences, Published online: 30 April 2010; doi:10.3844/ajassp.2010.603.608

Problem statement: Malaysia is one of the developing countries that rely on agriculture to boost its economy sector. This can be proved through The Ninth Malaysia Plan where agriculture is planned to ...