Volume 10, Issue 8 (2013) | American Journal of Applied Sciences

Bio-Guided Study on Melastoma malabathricum Linn Leaves and Elucidation of its Biological Activities

Mourouge Saadi Alwash — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.767.778

The present study aimed to isolate and identify constituents with antibacterial activity from the Methanol extract of Melastoma malabathricum leaves (MMML) through bioassay guided fractionation. Furth...

Adaptive Neuro-Fuzzy Inference System-Particle Swarm Optimization Based Stability Maintenance of Power System Networks

R. Latha — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.779.786

During faulty condition voltage instability is one of the major crisis in power system networks. This study proposes a hybrid learning algorithm to improve the stability performance of a power system ...

Anticancer Activity of Isolated Chemical Constituents from Miliusa smithiae

Chonthicha Naphong — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.787.792

Miliusa plants belonging to the family Annonaceae are found in Thailand and have been used as Thai traditional medicines. There have been a few previously reports on the chemical constituents of plant...

Is it Easy to go Green? Consumer Perception and Green Concept

Golnaz Rezai — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.793.800

A series of health consciousness, environmental and animal welfare issues have brought about awareness among consumers to become conscious of their consumption behaviour. Consumers have begun to searc...

Heat Transfer Enhancement of Small Scale Heat Sinks Using Vibrating Pin Fin

Suabsakul Gururatana — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.801.809

Heat sinks are widely adopted in electronics cooling together with different technologies to enhance the cooling process. For the small electronics application, the small scale pin fins heat sinks are...

Combustion, Performance and Emission Characteristics of Diesel Engine with Neem Oil Methyl Ester and its Diesel Blends

L. Prabhu — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.810.818

Biodiesel, an alternative fuel is derived from the fats of animals and plants. As energy demands increase and fossil fuels are limited, research is directed towards alternative renewable fuels. The ma...

Stabilized Controller Design for Attitude and Altitude Controlling of Quad-Rotor Under Disturbance and Noisy Conditions

M. Hassan Tanveer — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.819.831

This article presents a control approach to obtain the better stabilization in attitude and altitude of quad-rotor under different disturbance conditions. In the standard Quad-rotor rotor type UAV, co...

Development of an Energy-Efficient, Secure and Reliable Wireless Sensor Networks Routing Protocol Based on Data Aggregation and User Authentication

A. Gopi Saminathan — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.832.843

Data aggregation protocols are required in Wireless Sensor Networks (WSNs) to improve the data accuracy and extend the network lifetime by reducing the energy consumption. The existing Data Aggregatio...

Link Stability with Energy Aware Ad Hoc on Demand Multipath Routing Protocol in Mobile Ad Hoc Networks

Senthil Murugan Tamilarasan — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.844.848

Mobile Ad Hoc Network is one of the wireless network in which mobile nodes are communicate with each other and have no infrastructure because no access point. The MANET protocols can be classified as ...

Simultaneous Determination of Amlodipine and Atorvastatin in Caduet® Tablets Using HPLC

Maha Abdalla Alnowaiser — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.849.852

A simple, selective, sensitive and precise, simultaneous high performance liquid chromatographic analysis of tablets containing amlodipine and atorvastatin was described. Good chromatographic separati...

Effect of the Screw Torque Level on the Interfragmentary Strain and the Interfragmentary Modulus

Boonthum Wongchai — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.853.856

The screw torque is applied at the screw head to fix the plate and the bone. It generates the compressive force between the plate and the bone to stabilize them. The interfragmentary strain is the mai...

Seismic Refraction Method: A Technique for Determining the Thickness of Stratified Substratum

Ochuko Anomohanran — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.857.862

The seismic refraction survey is a very important geophysical technique used in the investigation of subsurface characteristics. This is why this study was carried out to emphasize the ability of the ...

3D Modelling for Mechanized Tunnelling in Soft Ground-Influence of the Constitutive Model

Ngoc-Anh Do — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.863.875

The main purpose of this study was to provide a three-dimensional numerical model which would allow to show the influence of the constitutive model of the ground on the tunnel lining behaviour and dis...

Introduction, Classification and Applications of Smart Materials: An Overview

Susmita Kamila — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.876.880

Smart materials are common name for a wide group of different substances. The general feature of all of them is the fact that one or more properties might be significantly altered under controlled con...

A Novel Interconnect Structure for Elmore Delay Model with Resistance-Capacitance-Conductance Scheme

Uma Ramadass — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.881.892

In this brief, we present a simple close-form delay estimate, based on first and second order moments that handle arbitrary voltages and conductance effects for a lumped and distributed line. This pro...

Design of 8-4 and 9-4 Compressors Forhigh Speed Multiplication

R. Marimuthu — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.893.900

This study presents higher order compressors which can be effectively used for high speed multiplications. The proposed compressors offer less delay and area. But the Energy Delay Product (EDP) is sli...

Assisted History Matching for Petroleum Reservoirs in the Social Computing Era

Michel Cancelliere — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.901.916

The exploitation strategy of hydrocarbon reservoirs can be technically and economically optimized only if a reliable numerical model of the reservoir under investigation is available to predict the sy...

Atmospheric Moisture Condensation to Water Recovery by Home Air Conditioners

Amir Hossein Mahvi — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.917.923

Earth’s atmosphere contains billion cubic meters of fresh water, which is considerable as a reliable water resource, especially in sultry areas. What is important in this context, how to extract the...

Resource Selection in Grid Environment Based on Trust Evaluation Using Feedback and Performance

Prakash Mohan — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.924.930

A grid computing is a collection of distributed computing resources owned by many organizations across boundaries and not dedicated for a single user available in the Virtual Organization. Grid comput...

Design of Arm Based Real Time Personnel Monitoring System Using Wi-Fi Technology

Rekha George — 2013-07-24

American Journal of Applied Sciences, Published online: 24 July 2013; doi:10.3844/ajassp.2013.931.937

Nowadays we constantly come across the need to transfer remote data to monitor center which will be far away from the place of data acquisition. Traditional data acquisition system using wires cannot ...