Volume 6, Issue 4 (2009) | American Journal of Applied Sciences

The Effect of adjusting PH on Stretchability and Meltability to White Brined Nabulsi Cheese

Ayman Suliman Mazahreh — 2009-04-03

American Journal of Applied Sciences, Published online: 3 April 2009; doi:10.3844/ajassp.2009.543.550

Problem statement: Boiled white brined (Nabulsi cheese) is the mostly consumed in Jordan; this cheese should show meltability and high stretchability in order to fit in the production of high quality ...

Use of Jiben Seeds Extract to Manufacture Soft White Cheese

Mohamed A. Talib — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.551.554

Rennet substitute was applied for preparation of white cheese with Jiben (Solanum dubium seeds extract). Time effect 0, 15, 30, 45, 60, 75, 90, 120 and 150 days was studied at 30°C on the prepared ch...

Study on Salivary Glands α-amylase In Wheat Bug Eurygaster maura (Hemiptera: Scutelleridae)

Mohammad Mehrabadi — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.555.560

α-amylase activity in the salivary glands of Eurygaster maura was determined by biochemical experiments. Some of adult insect was collected and their salivary glands isolated and characterized. Enzym...

Nematic and Smectic Mesophase from Calamitic Bisazobenzene Liquid Crystal: Synthesis and Characterization of 1- Methoxyhexyloxy-4'-(4-Phenylazo) Azobenzene Hybrid Molecule

Sidik Silong — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.561.564

A new hybrid calamitic liquid crystal material with rod-shape bisazobenzene moieties as a core has been synthesized and characterized by spectroscopic methods. The mesomorphic properties were investig...

A Study of Fatigue Data Editing using the Short-Time Fourier Transform (STFT)

S. Abdullah — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.565.575

This study presents the development of the STFT-based fatigue data editing technique that will be used as a tool to accelerate for accelerating fatigue testing. This technique was performed by removin...

Mineralogy and Chemistry of Coronadite from Middle Cambrian Manganese Deposits at Wadi Dana, Southern Jordan

Ahmad Al-Malabeh — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.576.581

Coronadite was reported from the upper-most horizons of the Middle Cambrian sediments at two locations in Wadi Dana, central Wadi Araba and Jordan. The unit is composed of dolomite, limestone and shal...

Complexes of 2-Thioacetic Acid Benzothiazole with Some Metal Ions

Emad Yousif — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.582.585

New metal complexes of the ligand 2-thioacetic acid benzothiazole with the metal ions Ni(II), Cu(II), Zn(II), Cd(II) and Sn(II) were prepared in alcoholic medium. The prepared complexes were character...

The Temperature Dependence Coefficients of Amorphous Silicon and Crystalline Photovoltaic Modules Using Malaysian Field Test Investigation

Sulaiman Shaari — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.586.593

The temperature dependence coefficients of amorphous silicon and crystalline photovoltaic (PV) modules using Malaysian field data have been obtained using linear regression technique. This is achieved...

Comparative Studies of the Determination of Divalent Cadmium, Lead and Copper in the Boiling Medicinal Herbs by Stripping Voltammetry and by Atomic Absorption Spectrometry

Ahmed Hassan — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.594.600

Cadmium, lead and copper were determined in ten Libyian boiling medicinal herbs samples by differential pulse anodic stripping voltammetry as well as by atomic absorption spectrometry. Voltammetric me...

The Coordinated Scheduling Support System of Production and Delivery

Ming-Feng Yang — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.601.607

Problem statement: Traditional scheduling models which only address the sequence of jobs to be processed at the production stage under some criteria are no longer suitable and should be extended to co...

Target Fragmentation at 4.5 a GeV/c in ²⁴Mg and ²⁸Si with Emulsion Interaction

A. Abd El-Daiem — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.608.615

The correlations between the multiplicity distributions and the projectile fragments, as well as the correlations between the black and grey fragments were given and the analysis of the projection of ...

Thermal-Mechanical Analysis of a Different Leadframe Thickness of Semiconductor Package under the Reflow Process

S. Abdullah — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.616.625

The copper-based leadframe is practically proven effective in the thermal and reliability of a Quad Flat No Lead (QFN) three dimension (3D) stacked-die semiconductor package. Reducing the copper thick...

Closed form Solution for Scheduling Arbitrarily Divisible Load Model in Data Grid Applications: Multiple Sources

Monir Abdullah — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.626.630

Scheduling an application in data grid was significantly complex and very challenging because of its heterogeneous in nature of the grid system. When the Divisible Load Theory (DLT) model had emerged ...

Reliability-Based Earthquake Design of Jacket-Type Offshore Platforms Considering Pile-Soil-Structure Interaction

Behrouz Asgarian — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.631.637

There are plenty of uncertainties in environmental condition of ocean and also in platform element capacities. Reliability-based method could consider these uncertainties. A reliability-based earthqua...

An Assessment of the Electric Power Quality and Electrical Installation Impacts on Medical Electrical Equipment Operations at Health Care Facilities

Mário César Giacco Ramos — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.638.645

Problem statement: Medical electrical equipments at health care facilities presented malfunction and wrong medical information due to poor electric power quality and to inadequate electrical Installat...

Voltage Collapse Risk Associated to Under-Voltage Capacitive Compensation in Electric Power System Operation

Heraldo Silveira Barbuy — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.646.651

Problem statement: In the operation of an Electric Power System (EPS), it has been usual to provide reactive power injection to avoid an under-voltage bus condition. In some situations an adequate vol...

Comparison the Proposed Probabilistic-Based Time-History and the Traditional PSHA Approach

A. Nicknam — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.652.655

The main objective of this article is to demonstrate the ability of our technique in estimating the probabilistic-based time-history to be used in dynamic analysis of structures. The result of using o...

Use of Satellite Data to Study the Impact of Land-Cover/Land-Use Change in Madison County Alabama

Tomas Ayala-Silva — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.656.660

The monitoring of land/use land cover changes along the northern part of Madison County Alabama are essential for the developers, planners, policy makers and management of government, public and priva...

Development of Efficient Finite Element Software of Crack Propagation Simulation using Adaptive Mesh Strategy

Abdulnaser M. Alshoaibi — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.661.666

The purpose of this study is on the determination of 2D crack paths and surfaces as well as on the evaluation of the stress intensity factors as a part of the damage tolerant assessment. Problem state...

Modeling the Effect of P-N Junction Depth on the Output of Planer and Rectangular Textured Solar Cells

F. Jahanshah — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.667.671

Problem statement: High cost of the solar cells is one of the important limitations in extensively using of the photovoltaic panels. Thin monocrystalline silicon solar cell could be reduce the cost bu...

Review on Landfill Leachate Treatments

Abdulhussain A. Abbas — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.672.684

Problem Statement: Sanitary landfilling is the most common way to eliminate solid urban wastes. An important problem associated to landfills is the production of leachates. This study is a review of l...

Ionospheric Total Electron Content Response to the December 26, 2004 North Sumatra Earthquake

A. Abdullah — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.685.690

Problem statement: Ionospheric precursors of earthquake have been studied by scientists and seismologists. This study aims at examining the relationship between the ionosphere and earthquake precursor...

Synthesis and Characterization of Gold Nanoparticles by Tryptophane

Azim Akbarzadeh — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.691.695

Problem statement: Preparation and synthesis of gold nanoparticles with small size and suitable stability is very important and applicable particularly in medicine. In this study, we have prepared gol...

Corpus Design for Malay Corpus-based Speech Synthesis System

Tian-Swee Tan — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.696.702

Problem statement: Speech corpus is one of the major components in corpus-based synthesis. The quality and coverage in speech corpus will affect the quality of synthesis speech sound. Approach: This...

Neural Networks Based Time-Delay Estimation using DCT Coefficients

Samir J. Shaltaf — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.703.708

This study dealt with the problem of estimating constant time delay embedded into a received signal that was noisy, delayed and damped image of a known reference signal. The received signal was filter...

Albian-Cenomanian Zonation (Foraminifers and Calcareous Aglae) in the Northern Fars, Iran

Mahnaz Parvaneh Nejad Shirazi — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.709.714

Problem statement: In the middle Cretaceous of Iran, fossil calcareous algae and zonation them with foraminifers are one of the less studied compared to others invertebrate groups such as foraminiferi...

Assessment of Surface Treatment on Fatigue Life of Cylinder Block for Linear Engine using Frequency Response Approach

M. M. Rahman — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.715.725

Objectives: This study was focused on the finite element techniques to investigate the effect of surface treatment on the fatigue life of the vibrating cylinder block for new two-stroke free piston en...

Durability Assessment of Cylinder Block for Two Stroke Free Piston Linear Engine using Random Loading

M. M. Rahman — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.726.735

This research presents the durability assessment of cylinder block for a two-stroke free piston engine using narrow band approach. The life prediction results are worthy for improving the component de...

Robust Decentralized Control of Unified Power Flow Controller

Hossein Shayeghi — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.736.744

A new approach based on structured singular value is proposed for the robust decentralized Unified Power Flow Controller (UPFC) design. To achieve decentralization, using the schauder fixed point theo...

Optimization of the Performance of Single-Phase Capacitor-Run Induction Motor

Mahdi Salman Alshamasin — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.745.751

The aim of the study was to suggest optimal solution for the impact of harmonics on the performance of Capacitor-Run Motor (CRM), the most commonly used single-phase motor. Therefore, investigations w...

Cementation Analysis by Eddy Current Method

M. Zergoug — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.752.756

Increase the hardness, the endurance and the life time of material can be realised by surface treatments and remetallings, the electromagnetic properties of steels depend on their composition, their m...

The Convergence-Confinement Method: Roles and Limits in Modern Geomechanical Tunnel Design

Pierpaolo Oreste — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.757.771

The convergence-confinement method, based on the analysis of the stress and strain state that develops in the rock around a circular tunnel, has been presented in this study with the two analytical so...

Assessment of Groundwater and Surface Water Pollution at Mitm Area, Ibb City, Yemen

Esmail A. Sabahi — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.772.783

Groundwater and surface water samples were collected from Mitm area to study the possible impact of wastewater treatment percolation into the groundwater and surface water. The objective of the study ...

Gravity Assist and Scattering off AGB Stars off Molecular Clouds

Ahmad Hashem Abdelhadi — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.784.787

The scattering of stellar orbits by galactic molecular clouds is studied in hope of explaining isotopic peculiarities of presolar grains from Asymptotic Giant Branch (AGB) stars. Silicon isotopic anom...

The Effect of the Harmonics, the Fault Location and the Fault Resistance on the Performance of the Impedance-Type Distance Relay

A. S. Khraiwish — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.788.796

One of today's trends is continuously increasing the number and the power ratings of the non-linear loads connected to the electric power systems. These non-linear loads, such as power-electronic conv...

A New Question Answering System for the Arabic Language

Ghassan Kanaan — 2009-04-30

American Journal of Applied Sciences, Published online: 30 April 2009; doi:10.3844/ajassp.2009.797.805

We depict the architecture of a question answering system and methodically evaluate contributions of different system components to accuracy. The system differs from most question answering systems in...