World Journal of Engineering: Volume 10 Issue 1

Nanoscale processes simulated by transforms and image processing methods

N. Mirchin, A. Peled, J. Azoulay

A simulation method was developed to display images of nano-particles and their dynamic 2D growth on surfaces, due to mechanisms such as adsorption, diffusion and coalescence. In…

Post-weld residual stresses and heat treatments of Gas Tungsten Arc Welded aluminum alloy AA6061-T651

M. Dewan, J. Liang, M. Wahab, A. Okeil

Heat-treatable AA-6061-T651 Aluminum alloys (Al-Mg-Si) have found considerable importance in structural and aerospace applications for their high strength to weight ratio and…

Mechanical properties of self-reinforced poly(lactic acid) composites prepared by compression moulding of non-woven precursors

Izan Mustapa, Robert Shanks, Ing Kong

A hot compaction method has been used to form all-PLA composites by partial melting and fusion of fibres in non-woven mats where the matrix phase is formed from partially melted…

A numerical method for simulating hydrogen absorption in metal-H2 reactors for hydrogen storage

Weizhong Dai, Fei Han, David Hui

Studying hydrogen absorption/ desorption in metal-H₂ reactors is important for the usage and commercialization of hydrogen energy. In this article, we present a numerical method…

Graphene and some of its structural analogues: full-potential density functional theory calculations

Gautam Mukhopadhyay, Harihar Behera

Using full-potential density functional calculations we have investigated the structural and electronic properties of graphene and some of its structural analogues, viz.…

Fundamental geometric model of 3D knitted spacer fabric

Levent Onal, Mustafa Yildirim

3D knitted spacer fabric is a three dimensional textile structure composing of two surface fabric layers combined by pile yarns whose thickness changed depending on the final…

Finite element analysis of notched bars subjected to elastic-plastic deformation

Mathew Tsang, Sangarapillai Kanapathipillai, Mahiuddin Chowdhury

For many years engineers and scientists have speculated about the relationship between the load carrying capacity of notched bars and their stress concentration factors. However…

Experimental analysis of column web under transverse loading

Mimoune Mostefa, Ait Arezki, Bousbaa Fares

The case of a transverse load applied in the plane of profile is common in steel construction. Examples include the reaction at a simple support, the pressure of a roller on a…

Fault-tolerance in VLSI systems design using data compression under constraints of failure probabilities-overview and current status

Sunil Das, Satyendra Biswas, Emil Petriu, Voicu Groza, Mansour Assaf, Amiya Nayak

The design of space-efficient support hardware for built-in self-testing (BIST) is of immense significance in the synthesis of present day very large-scale integration (VLSI…

Stiffness performance analysis and optimization of 3-DOF parallel manipulators based on kinetostatic model

Bin Wei

This article aims at investigating the global stiffness optimization of a Tricept manipulator and the multi-objective optimization of global stiffness and well-conditioned…

SOM based segmentation method for water region detection in satellite images

V. Tiagrajah, Kong Win

There is increasing desire and need in research of water region detection owing to the unexpected natural disaster that lead to financial, environment and human losses. Surveying…