Volume 9, Issue 6 (2012) | American Journal of Applied Sciences

Current and Future Nanotech Applications in the Oil Industry

Cocuzza Matteo — 2012-03-13

American Journal of Applied Sciences, Published online: 13 March 2012; doi:10.3844/ajassp.2012.784.793

Problem statement: Nanotech applications in the oil industry are not completely new: nanoparticles have been successfully used in drilling muds for the past 50 years. Only recently all the other key a...

Clinical Pregnancy After Assisted Hatching Rate in Young women undergoing Intra Cytoplasmic Sperm Injection

Mohammed Al-Sunaidi — 2012-03-13

American Journal of Applied Sciences, Published online: 13 March 2012; doi:10.3844/ajassp.2012.794.797

Problem statement: The ability of a blast cyst to hatch, or escape, from the Zona Pellucida (ZP) that surrounds and protects the embryo during its first few days of development is one of many critical...

Decolorization of Distillery Effluent by Thermotolerant Bacillus subtilis

Soni Tiwari — 2012-03-14

American Journal of Applied Sciences, Published online: 14 March 2012; doi:10.3844/ajassp.2012.798.806

Problem statement: Ethanol production from sugarcane molasses generate large volume of effluent containing high Biological Oxygen Demand (BOD) and Chemical Oxygen Demand (COD) along with melanoidin, a...

Evaluation on Antibacterial Activity of Lactobacillus acidophilus Strains Isolated from Honey

Mohamed Mustafa Aween — 2012-03-14

American Journal of Applied Sciences, Published online: 14 March 2012; doi:10.3844/ajassp.2012.807.817

Problem statement: This study reports the isolation of lactic acid bacteria from 13 honey samples produced in Malaysia, Libya and Saudi Arabia and their antibacterial activity against three Gram negat...

Design of an Error Tolerant Adder

A. N. Jayanthi — 2012-03-13

American Journal of Applied Sciences, Published online: 13 March 2012; doi:10.3844/ajassp.2012.818.824

Problem statement: In modern VLSI technology, the occurrence of all kinds of errors has become inevitable. By adopting an emerging concept in VLSI design and test, Error Tolerance (ET), a novel Error-...

Monitoring of GPS Precipitable Water Vapor During the Severe Flood in Kelantan

Wayan Suparta — 2012-03-13

American Journal of Applied Sciences, Published online: 13 March 2012; doi:10.3844/ajassp.2012.825.831

Problem statement: This study mainly discusses the possibility of PWV derived from GPS data for monitoring of water vapor changes during the severe flood due to heavy rainfall. There are two cases of ...

Reengineering Legacy to Modern System with One Time Checker for Information System Evolution

P. Sudhakar — 2012-03-14

American Journal of Applied Sciences, Published online: 14 March 2012; doi:10.3844/ajassp.2012.832.841

Problem statement: The prime focus of Information System (IS) evolution process is the aggrandize productivity and quality of various components of the system. The evolution process is always challeng...

The Effect of the Configuration of the Screw Fixation on the Interfragmentary Strain

Boonthum Wongchai — 2012-03-15

American Journal of Applied Sciences, Published online: 15 March 2012; doi:10.3844/ajassp.2012.842.845

Problem statement: The interfragmentary strain (εIF) is the important parameter for femur fracture healing. The Dynamic Compression Plate (DCP) is commonly used in femur fracture. The DCP and the fra...

The Mathematical Model of Power System with Static Var Compensator in Long Transmission Line

Prechanon Kumkratug — 2012-03-15

American Journal of Applied Sciences, Published online: 15 March 2012; doi:10.3844/ajassp.2012.846.850

Problem statement: It is becoming increasingly important to fully utilize the existing transmission system assets due to environmental legislation, rights-of-way issues and costs of construction and d...

Synthesis of Robust Dynamic Controller, Model Predictive Control Based

Mohamed Adel Sellami — 2012-03-16

American Journal of Applied Sciences, Published online: 16 March 2012; doi:10.3844/ajassp.2012.851.857

Problem statement: More advanced control techniques have been developed in recent decades following the great progress of calculations means. Without considering the constraints on system variables, t...

Energy Constrained Secure Hierarchical Data Aggregation in Wireless Sensor Networks

V. Bhoopathy — 2012-03-16

American Journal of Applied Sciences, Published online: 16 March 2012; doi:10.3844/ajassp.2012.858.864

Problem statement: Wireless sensor networks, brings out variety of different challenges at energy level, integrity, authentication, communication cost. Approach: In the secure data aggregation techniq...

Evaluating Public Participation Process in Development Projects in Thailand: A Case Study of the Hin Krut Power Plant Project

Chutarat Chompunth — 2012-03-16

American Journal of Applied Sciences, Published online: 16 March 2012; doi:10.3844/ajassp.2012.865.873

Problem statement: Public participation has become a vital element of environmental decision-making. Although public participation has grown tremendously in Thailand due to a rising pressure from the ...

Educational Technology Media Method in Teaching and Learning Progress

Ahamad Asmadi Sakat — 2012-03-19

American Journal of Applied Sciences, Published online: 19 March 2012; doi:10.3844/ajassp.2012.874.878

Problem statement: The objective of this research was to evaluate the level of understanding and students’ interest in Jawi education, after educational technology media was used in teaching and lea...

Ganoderma Species Associated with Basal Stem Rot Disease of Oil Palm

Ling-Chie Wong — 2012-03-19

American Journal of Applied Sciences, Published online: 19 March 2012; doi:10.3844/ajassp.2012.879.885

Problem statement: Basal Stem Rot disease (BSR) is one of the most serious diseases that have been causing major losses in the oil palm industry in Southeast Asia, especially in Malaysia and Indonesia...

Power-Voltage Characteristics of Power System with the Medium Transmission Line

Prechanon Kumkratug — 2012-03-19

American Journal of Applied Sciences, Published online: 19 March 2012; doi:10.3844/ajassp.2012.886.889

Problem statement: Power-Voltage curve provides very important information for voltage stability analysis. The exact medium transmission line model consists of the resistance and the reactance. The re...

Adhesion and Hardness Evaluation of Modified Silicone-Dammar as Natural Coating Materials

R. Zakaria — 2012-03-20

American Journal of Applied Sciences, Published online: 20 March 2012; doi:10.3844/ajassp.2012.890.893

Problem statement: Dammar is a natural resin that used anciently in varnish production. The use of dammar natural resin in coating is limited by undesirable properties for application in coating where...

A New Method to Correlate a Possible Coupling between the Upper and the Lower Atmosphere

Wayan Suparta — 2012-03-20

American Journal of Applied Sciences, Published online: 20 March 2012; doi:10.3844/ajassp.2012.894.901

Problem statement: Sun-earth coupling studies are one of the methods of projection to explain certain physical mechanisms of how solar activity can influence weather/climate changes. Approach: To gain...

Ordaining for Learning Culture: Educational Conservation and Development of Buddhist Monk Universities for Isan People with Limited Opportunity

Sanit Sumhiram — 2012-03-20

American Journal of Applied Sciences, Published online: 20 March 2012; doi:10.3844/ajassp.2012.902.905

Problem statement: Buddhist monk universities in Isan (northeast Thailand) have problems of lacking Buddhist monk students. The number of people ordained for learning decreases because Isan people do ...

Power-Voltage Characteristics of Power System with the Short Transmission Line

Prechanon Kumkratug — 2012-03-20

American Journal of Applied Sciences, Published online: 20 March 2012; doi:10.3844/ajassp.2012.906.908

Problem statement: Power-Voltage curve provides very important information for voltage stability analysis. The exact short transmission line model consists of the resistance and reactance. The resista...

A Discrete Event Simulator for Extensive Defense Mechanism for Denial of Service Attacks Analysis

Maryam Tanha — 2012-03-21

American Journal of Applied Sciences, Published online: 21 March 2012; doi:10.3844/ajassp.2012.909.916

Problem statement: Seeking for defense mechanisms against low rate Denial of Service (DoS) attacks as a new generation of DoS attacks has received special attention during recent years. As a decisive ...

Experimental and Skeletal Kinetic Model Study of Compressed Natural Gas Fueled Homogeneous Charge Compression Ignition Engine

P. M. Diaz — 2012-03-22

American Journal of Applied Sciences, Published online: 22 March 2012; doi:10.3844/ajassp.2012.917.923

Problem statement: In homogeneous charge compression ignition engines fuel oxidation chemistry determines the auto-ignition timing, heat release, reaction intermediates and the ultimate products of co...

Multicore Based Open Loop Motor Controller Embedded System for Permanent Magnet Direct Current Motor

K. Baskaran — 2012-03-22

American Journal of Applied Sciences, Published online: 22 March 2012; doi:10.3844/ajassp.2012.924.933

Problem statement: In an advanced electronics world most of the applications are developed by microcontroller based embedded system. Approach: Multicore processor based motor controller was presented ...

Schedule Planning for Repairing Power Supply System

Kuo-Wei Lin — 2012-03-24

American Journal of Applied Sciences, Published online: 24 March 2012; doi:10.3844/ajassp.2012.934.937

Problem statement: Taiwan is located in the tropical ocean areas. The strong typhoon in summer often causes the collapse of electric transmission towers and results in power outages that seriously aff...

Content Based Image Retrieval of Ultrasound Liver Diseases Based on Hybrid Approach

R. Suganya — 2012-03-24

American Journal of Applied Sciences, Published online: 24 March 2012; doi:10.3844/ajassp.2012.938.945

Problem statement: In the past few years, immense improvement was obtained in the field of Content-Based Image Retrieval (CBIR). Nevertheless, existing systems still fail when applied to medical image...

A General Formula for Ion Concentration-Dependent Electrical Conductivities in Polymer Electrolytes

Mahardika Prasetya Aji — 2012-03-30

American Journal of Applied Sciences, Published online: 30 March 2012; doi:10.3844/ajassp.2012.946.954

Problem statement: The aim of this study is to develop a model for describing the effect of ion concentration on the electrical conductivity of polymer electrolytes by considering two mechanisms simul...

Time-Delay Estimation using the Characteristic Roots of Delay Differential Equations

Sun Yi — 2012-04-07

American Journal of Applied Sciences, Published online: 7 April 2012; doi:10.3844/ajassp.2012.955.960

Problem statement: For ordinary dynamic systems (i.e., non-delayed), various methods such as linear least-squares, gradient-weighted least-squares, Kalman filtering and other robust techniques have be...