Volume 6, Issue 1 (2009) | American Journal of Applied Sciences

Multi-Product Multi-Constraint Inventory Control Systems with Stochastic Replenishment and Discount under Fuzzy Purchasing Price and Holding Costs

Ata Allah Taleizadeh — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.1.12

While in multi-periodic inventory control problems the usual assumption are that the orders are placed at the beginning of each period (periodic review) or depending on the inventory level they can ha...

Usage of Lightning Arrester Line to Feed Light Electrical Loads

Hani Bani Odeh — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.13.23

In remote areas, light loads (tens of kilowatts) are scattered and situated in the field of high voltage lines (66KV and above). These loads are very far from the main feeders/sub-stations (33KV-0.380...

Pitch and Timbre Determination of the Angklung

Mohd Ridzuwary Mohd Zainal — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.24.29

This research describes the pitch and timbre determination of the angklung, a musical instrument made entirely out of bamboo. An angklung has two main parts: the frame and the rattle tubes. The pitch ...

Base Course Modification through Stabilization using Cement and Bitumen

S. M. Marandi — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.30.42

The main objectives of this research was to analyze the use of combined cement and bitumen emulsion in base course stabilization in details and examine its replacement with conventional pavement in re...

Effect of Partial Orientation in [100] Direction on the Magnetic Properties of Co-Ferrite Prepared from Nano Particles

H. M. El-Sayed — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.43.47

Chemical co-precipitation method was used for the preparation of Co-ferrite nano particles. The particle size was about 18 nm. A magnetic anisotropy of Co-ferrite could be increased by applying an ext...

Computer Model For Sieves' Vibrations Analysis, Using an Algorithm Based on the False-Position Method

Dinu I. Stoicovici — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.48.56

The analysis of the sieves vibrations in the case of screening civil engineering construction bulk materials is usual made by using some differential equations depending on parameters related to diffe...

Response Fusion in Multi-Agent Environment

Fereshteh-Azadi Parand — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.57.63

Multi agent environment are often complex, while each member of agent community has vision about only a part of the environment. In such environment, information fusion of agent community is vital to ...

An Application of Combined Model for Tehran Metropolitan Area Incorporating Captive Travel Behavior

Shahriar A. Zargari — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.64.71

To overcome deficiencies of the sequential transportation planning approach, this research applies a Combined Trip Distribution and Assignment Model (CTDAM) for the simultaneous prediction. The propos...

The Effect of Reaction Temperature on Retaining Oxirane Oxygen Contents in the Synthesis of Epoxidized Diethanolamides

C. S. Lee — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.72.77

Epoxidized diethanolamides were synthesized by reacting diethanolamine (DEA) with mixture of Epoxidized Palm Olein (EPOo ,40% w/w) and Refined Bleached Deodorized Palm Kernel Olein (RBDPKOo , 60% w/w)...

Efficient Processing for Binary Submatrix Matching

Azzam Sleit — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.78.88

The heavy demand for large volumes of digital data has increased the interest in matrix-like representation. Matrices are well organized data structures which are suitable to store uniform data in ord...

RBFNN Model for Predicting Nonlinear Response of Uniformly Loaded Paddle Cantilever

Abdullah H. Abdullah — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.89.92

The Radial basis Function neural network (RBFNN) model has been developed for the prediction of nonlinear response for paddle Cantilever with built-in edges and different sizes, thickness and uniform ...

A New Method for Constructing the Coefficients of Pressure Correction Equation for Colocated Unstructured Grids

R. Rafee — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.93.100

One of the important equations in numerical solution of Navier Stokes equations is the pressure correction equation. In this article, a new method for constructing the coefficients of this equation fo...

Analysis of Heat Transport in a Proton Exchange Membrane (PEM) Fuel Cell

E. Afshari — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.101.108

In this study a two-phases, single-domain and non-isothermal model of a Proton Exchange Membrane (PEM) fuel cell has been studied to investigate thermal management effects on fuel cell performance. A ...

Impedance Method Application for Multi-Layer Structure Testing

Monzer Moh’D Krishan — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.109.113

Multi-layer materials and structures are widely used in the modern aircraft industry. The main defect of these structures is delamination. The most appropriate method for detection of such kind flaws ...

Analysis of the Effect of Pile Skin Resistance Verses Pile Diameter Based on Experimental Research

S. M. Marandi — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.114.123

In spite of the many recent advances in pile design and execution methods, the quantitative effects of grouted pile skin resistance and form on subsequent pile behavior remains an area for research. T...

A Multinomial Logit Based Evaluation of the Behavior of the Life Insureds in Romania

Cristian Dragos — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.124.129

The Romanian life insurance market is in full expansion. There exists competition between insurance companies as well as between different products of the same company. In this article we describe a s...

Prevalence and Correlates of PTSD among High School Students After the Earthquake Disaster in the City of Bam, Iran

Hassan Ziaaddini — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.130.132

Earthquake and its consequences have become recognized as a growing health problem in recent years in developing countries. On 26 December, 2003 at 5.26 Am, the town of Bam in the south eastern part o...

Effect of Evaporator Section Lengths and Working Fluids on Operational Limit of Closed Loop Oscillating Heat Pipes with Check Valves (CLOHP/CV)

P. Meena — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.133.136

This research aims to the effect of evaporator section lengths and working fluids on operational limit of closed loop oscillating heat pipes with check valves (CLOHP/CV) with R123 Ethanol and Water we...

Effects of Spot Diameter and Sheets Thickness on Fatigue Life of Spot Welded Structure based on FEA Approach

M. M. Rahman — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.137.142

This study presents the effect of the spot weld and sheets thickness on the fatigue life of the of the spot-weld joints to predict the lifetime and location of the weakest spot-welds due to the variab...

p-Best Approximation on Probabilistic Normed Spaces

M. Shams — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.147.151

We studied the best approximation between two sets in probabilistic normed spaces. We defined the best approximation on these spaces and generalized some definitions such as set of best approximation,...

Mass Structure Deformation Monitoring using Low Cost Differential Global Positioning System Device

Ramin S. Azar — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.152.156

In this study, a technique for monitoring bridge deformation with the simplest GPS device available was demonstrated. The accuracy of these observations was evaluated and the best approach for this pu...

Active Fire Monitoring with Level 1.5 MSG Satellite Images

Abdelatif Hassini — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.157.166

The first of the new generation of Meteosat satellites, known as Meteosat Second Generation (MSG-1), was launched in August 2002. As with the current Meteosat series, MSG is spin-stabilized and capabl...

The Effects of Briquetting Pressure on Banana-Peel Briquette and the Banana Waste in Northern Thailand

Patomsok Wilaipon — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.167.171

Banana is considered as one of the most important agricultural products of Northern Thailand. A large amount of banana peel has been left as garbage after industrial processes. The raw material is ple...

A Combining Ability Analysis of Cassava Manihot esculenta Crantz Genotypes to Anthracnose Disease

O. F. Owolade — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.172.178

Cassava Anthracnose Disease (CAD) caused by Colletotrichum gloeosporioides f sp. manihotis has been recognized as one of the major economic disease of cassava in all the cassava growing regions of Afr...

Association between Paternal Age at Birth Time and the Risk of Offspring Developing Schizophrenia

Victoria Omranifard — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.179.181

Schizophrenia is the Leading psychotic disorder. It is a severe disease that involves social and interpersonal relationship of affected person and cause severe loss of function; that why many research...

Studies on Biomass Production in Auricularia polytricha Collected from Wilberforce Island, Bayelsa State, Nigeria

S. G. Jonathan — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.182.186

Auricularia polytricha (Mont) Saccardo, were found growing on decaying logs of wood in their large numbers within the marshy riverine ecosystem area of Wilberforce Island, Bayelsa State, Nigeria. The ...

Quality Evaluation of Reconstructed Biological Signals

Mikhled Alfaouri — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.187.193

This research presents the use of wavelet transforms for reconstructed signal evaluation for biological signals. The method adapted on this research, is a new modeling technique and based on calculati...

Biological Control of Rice Blast (Magnaporthe oryzae) by use of Streptomyces sindeneusis isolate 263 in Greenhouse

M. Ebrahimi Zarandi — 2009-01-31

American Journal of Applied Sciences, Published online: 31 January 2009; doi:10.3844/ajassp.2009.194.199

Soil Actinomycetes particularly Streptomyces spp. have antagonistic activity against wide range of plant pathogens. In the recent decades they have attracted high interests as biocontrol agents. In se...