Sahu, R K, Ray, Ajoy K, Mishra, T, Pathak, L C
A novel approach is proposed to synthesize Ni wire by microwave (MW) heating of the preorganized rod microstructure of crystal consisting of Ni2+ ions and triethanolamine (TEA). Field emission...
Microstructural examination of service exposed coal mill liner material (2007)
Venkateswarlu, K, Ghosh Chowdhury, S, Pathak, L C, Ray, Ajoy K
This study mainly focuses the microstructural characterisation of the service exposed coal liner. These liners are generally referred to as bull ring segments in the bowl mill of coal pulveriser...
Khanra, A K, Godkhindi, M M, Pathak, L C
A systematic study on the sintering behaviour of titanium diboride (TiB2) powder of different particle sizes prepared by a SHS route is carried out in the temperature range of 1973–2173 K. The...
Mishra, Suman K, Das, Swapan K, Pathak, L C
A detailed investigation on sintering behaviour of SHS produced ZrB2–Al2O3 composite was carried out, which showed a maximum densification of 94% of the theoretical density after sintering at 1800...
Tribological wear behavior of diamond reinforced composite coating (2006)
Venkateswarlu, K, Ray, Ajoy K, Gunjan, M K, Mondal, D P, Pathak, L C
In the present study, diamond reinforced composite (DRC) coating has been applied on mild steel substrate using thermal spray coating technique. The composite powder consists of diamond, tungsten...
Deposition of crystalline C-N film by arc evaporation process (2005)
Crystalline carbon nitride thin films were deposited by Arc evaporation process. The room temperature deposited films showed amorphous and polycrystalline phases whereas, the films were crystalline,...
Microstructure, tensile strength and wear behaviour of Al–Sc alloy (2004)
Venkateswarlu, K, Pathak, L C, Ray, Ajoy K, Das, Goutam, Verma, P K, Kumar, Manoj, ...
A systematic study on the behaviour of commercial pure Al with the addition of scandium (Sc) was carried out and the effects of Sc addition on tensile and wear behaviour were investigated. The Sc...
Synthesis and sintering characteristics of Y–Ba–Cu-oxide superconductors (2004)
Pathak, L C, Mishra, Suman K, Bhattacharya, D, Chopra, K L
Y–Ba–Cu-Oxide (YBCO) powder were prepared by three different techniques and the isothermal sintering characteristics of the synthesized powder were systematically investigated using a...
Mishra, Suman K, Das, S, Pathak, L C
A comparative study on the defect structures in zirconium diboride (ZrB2) powder prepared by three different techniques namely a self-propagating high-temperature synthesis (SHS), a replacement...
Synthesis and sintering characteristics of Y–Ba–Cu-oxide superconductors (2004)
Pathak, L C, Mishra, S K, Bhattacharya, D, Chopra, K L
Y–Ba–Cu-Oxide (YBCO) powder were prepared by three different techniques and the isothermal sintering characteristics of the synthesized powder were systematically investigated using a...
Ray, Ajoy K, Venkateswarlu, K, Chaudhury, S K, Das, S K, Ravi Kumar, B, Pathak, L C
Fabrication of Al–TiN (10, 30 wt.%) composites by a powder metallurgical route has been investigated using pressureless sintering and hot pressing techniques. Results indicate that sintering...
Effect of sintering atmosphere on the weak-link behaviour of YBCO superconductors (2001)
Pathak, L C, Mishra, S K, Das, S K, Bhattacharya, D, Chopra, K L
Weak-link behaviour of YBa2Cu3Ox (1 2 3) superconductors sintered in different atmospheres are studied by measuring the variation of critical current densities (Jc) near the superconducting...