Volume 1, Issue 2 (2004) | American Journal of Applied Sciences

Information Provided by Accrual and Cash Flow Measures in Determining Firms’ Performance: Malaysian Evidence

Norita Mohd Nasir — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.64.70

Accrual and cash flow measures have been argued to be able to evaluate firms’ performance, although the results are inconclusive throughout countries and time. This study examined the accrual and ca...

On the Optimum Numbers of Stages in Vapour Compression Refrigeration Systems

Durriye Bilge — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.71.75

In this study, cases of single-stage and multi-stage compression have been compared and contrasted through various angles while concentrating on refrigeration systems with 600 kW cooling capacity and...

Suppression of Instabilities and Stochastic Pulsation at Laser-Plasma Interaction by Beam Smoothing

Frederick Osman — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.76.83

The key problem of direct drive laser fusion is the appearance of parametric instabilities, stochastic pulsation, self-focusing (filamentation) and other anomalies. During the long years studies, the ...

Improving Fund Risk Management by Using New Software Tools Technology

Stephanos Papadamou — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.84.89

This paper introduces a new MATLAB-based toolbox for Computer Aided mutual fund risk evaluation. In the age of computerized trading, financial services companies and independent investors must quickly...

Solving Linear Programming Problems on the Parallel Virtual Machine Environment

JrJung Lyu — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.90.94

This study developed a parallel algorithm to efficiently solve linear programming models. The proposed algorithm utilizes the Dantzig-Wolfe Decomposition Principle and can be easily implemented in a g...

Further Improvements in Temperature Calculation During Cooling of Fish Packages

F. A. Ansari — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.95.99

In an earlier study, it was demonstrated that the empirical approach used to calculate the surface film conductance resulted into a higher value compared to those obtained from the other methods avail...

Programming of the Generalized Nonlinear Paraxial Equation for the Formation of Solitons with Mathematica

Frederick Osman — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.100.106

This study presents the nonlinearity and dispersion effects involved in the propagation of optical solitons which can be understood by using a numerical routine to solve the Generalized Nonlinear Para...

Exergoeconomic Analysis of a Refrigeration Cycle

Durriye Bilge — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.107.114

The exergoeconomic theory is applied to a two stage vapour compression refrigeration cycle. An exergy-aided cost analysis, taking into account pressure drops and heat gain/loss for all of the componen...

Explicit Finite Difference Solution of Heat Transfer Problems of Fish Packages in Precooling

A. S. Mokhtar — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.115.120

The present work aims at finding an optimized explicit finite difference scheme for the solution of problems involving pure heat transfer from the surfaces of Pangasius Sutchi fish samples suddenly ex...

A Causal Relationship between Inflation and Productivity: An Empirical Approach for Romania

Nikolaos Dritsakis — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.121.128

This study attempts to analyze the relationship between the productivity and the inflation of a transition country of the European Union as Romania. For this purpose we use quarterly data since 1990: ...

Quality Control of Coffee Using an Electronic Nose System

Nidal F. Shilbayeh — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.129.135

An electronic nose system for quality control of coffee is designed and tested. The system uses the Figaro TGS800 series sensors with an integrated heating element. The testing of the system is carrie...

Robust Outlier Detection in Linear Regression

Nethal K. Jajo — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.136.148

New methodology of robust outlier detection based on Robustly Studentized Robust Residuals (RSRR) examination is well established in linear regression analysis. Two new robust location estimators of l...

Children Perception on TV Advertisement: The Impact of Age, Gender and Parental Influence

Ahasanul Haque — 2004-06-30

American Journal of Applied Sciences, Published online: 30 June 2004; doi:10.3844/ajassp.2004.149.154

This study examined two components of understanding TV advertising: the recognition of the difference between programmes and commercials and the comprehension of advertising intent. ANOVA analyses wer...