World Journal of Engineering: Volume 18 Issue 3

Numerical investigation into effect of self-healing composite microcapsules thickness and diameter on their failure strength

Raj Kumar Pittala, Satish Ben B., Syam Kumar Chokka, Niranjan Prasad

Microcapsule-embedded autonomic healing materials have the ability to repair microcracks when they come into contact with the crack by releasing the healing agent. The…

The study of diffusion characteristics of soil bentonite to control contaminant transport

Hamed Mahallei, Kazem Badv

The purpose of this paper is to assess sand-bentonite liners (SBL) which could be used as hydraulic barriers with a controllable quality, relatively low cost and easy operation in…

Effect of graphene on the methyl methacrylate beam under lateral low-velocity impact

Raed Salman Saeed Alhusseini, Ali Sadik Gafer Qanber, Bashar Dheyaa Hussein Al-Kasob, Manar Hamid Jasim, Mehdi Ranjbar

This paper aims to present the potential of using aligned single-layer graphene sheets to reinforce the methyl methacrylate cantilever beam in low-velocity impact problem.

Numerical investigation on pile group efficiency embedded in soft clay

Abdelkrim Ferchat, Mohamed Nabil Houhou, Sadok Benmebarek

This paper aims to investigate the pile group efficiency based on the load-settlement response in soft clay conditions, considering several pile configurations using a variable…

Study on the effect of semisolid lubricants on tribological properties of hardened steel during boring process

Lawrance G., P. Sam Paul, Varadarajan A.S.

In the internal turning process, tool life and work piece quality are greatly influenced by the generation of heat in the cutting zone. During machining, cutting fluids are…

Discriminating formation and accumulation processes of some strategic metals in Fe-Mn deposits of the Atlantic Ocean

Maksim Blokhin, Natalia Zarubina, Pavel Mikhailik, Evgeniy Elovskiy, Yulia Ivanova, Francisco Javier González, Luis Somoza

This study aims to present the results of inductively coupled plasma mass spectrometry (ICP-MS) determination of economically significant metals including rare-earth elements and…

Role of river stage in characterization of phreatic line

Vikram Kumar, Srivastava Granthi

The purpose of this study is to understand the basics of interactions of groundwater and surface water, which is needed for effective management of water resources.

Investigation on the performance of fiber reinforced concrete subjected to standard fire exposure

Alwyn Varghese, Anand N., Diana Andrushia, Prince Arulraj

Aim of this research work is to examine the stress–strain behavior and modulus of elasticity of fiber-reinforced concrete (FRC) exposed to elevated temperature. The purpose of…

Longitudinal vertical crack analysis in beam with relaxation stresses

Victor Rizov

This paper is concerned with analysis of the time-dependent strain energy release rate for a longitudinal crack in a beam subjected to linear relaxation. A viscoelastic model with…

Application of smart fluid to control vibration in metal cutting: a review

S. Sarath, P. Sam Paul

A new cutting tool is always well-defined and sharp at the onset of the metal cutting process and gradually losses these properties as the machining process advances. Similarly…

Cordate-shaped UWB-MIMO antenna with notch band characteristic and high isolation

Preeti Pannu, Devendra Kumar Sharma

This paper aims to design a most demanding low profile and compact ultra-wide band (UWB) antenna system for various wireless applications. The performance (in terms of data rate…

Electrocatalytic activity of CoFe1.9Mo0.1O4-Ce0.8Gd0.18Ca0.02O2-δ composite cathode for ammonia synthesis from water and nitrogen

Ibrahim A. Amar, Mohammed M. Ahwidi

This paper aims to investigate the electrocatalytic activity of CoFe_1.9Mo_0.1O₄-Ce_0.8Gd_0.18Ca_0.02O_2-δ composite (CFMo-CGDC) for the direct synthesis of ammonia from H₂O and N₂…

Evaluation of bend curvature of superheater tube using CFD analysis

Sushovan Chatterjee, Subhasish Das, Neelam Kumar Sarma

The heat transfer within a heat exchanger is highly influenced by geometry of the components especially those with hollow structures like tubes. This paper aims to intend toward…

Modelling of accidental phenomena related to leakage and tank rupture of a vehicle converted to LPG

Mohamed Seddik Hellas, Chaib Rachid, Ion Verzea

Liquefied petroleum gas (LPG), known by its ecological qualities, making Algeria has since the 1980s carried out a policy of development of LPG fuel in substitution of traditional…