Volume 2, Issue 1 (2011) | Physics International

New approach between the Optical Basicity and the Dielectric Constant through the Molar Polarizability for Some Binary Glasses

El-Sayed Moustafa — 2011-10-26

Physics International, Published online: 26 October 2011; doi:10.3844/pisp.2011.1.7

Problem statement: In the present study, a new correlation between the optical basiciry which describes the electronic charge clouds around the oxide glass and the dielectric constant has been propose...

On the Closed Form Solutions of Linear and Nonlinear Cauchy Reaction-Diffusion Equations Using the Hybrid of Fourier Transform and Variational Iteration Method

S.S. Nourazar — 2011-10-26

Physics International, Published online: 26 October 2011; doi:10.3844/pisp.2011.8.20

Problem statement: In the present study, a hybrid of Fourier transform and Variational Iteration Method (FTVIM) is developed for solving the non-homogeneous linear and nonlinear partial differential e...

Electronegativity, Interaction Parameter and Electronicpolarizability for Bisumth Borate Metal Glasses

El-Sayed Moustafa — 2011-12-01

Physics International, Published online: 1 December 2011; doi:10.3844/pisp.2011.21.24

Problem statement: In the present work, we applied the concept of the optical electronegativity to predict basic properties of some ternary oxide glasses. Recently Optical electronegativity of many bi...

Variable Separation and Boubaker Polynomial Expansion Scheme for Solving the Neutron Transport Equation

Dada O.M. — 2012-01-21

Physics International, Published online: 21 January 2012; doi:10.3844/pisp.2011.25.30

Problem statement: In this study, we present general analytical solutions to the Neutron Boltzmann Transport Equation NBTE using a polynomial expansion scheme. Approach: Some simple assumptions have b...

Implementation of an Improved Data Encryption Algorithm in a Web Based Learning System

Adeolu Olabode Afolabi — 2012-01-23

Physics International, Published online: 23 January 2012; doi:10.3844/pisp.2011.31.35

Problem statement: This study proffered solution to some identified data insecurity problems in software development by the use of Web-based learning system as a test bed and development of an hybrid ...