PSG INSTITUTE OF TECHNOLOGY AND APPLIED RESEARCH

Performance-based selection of cathodic-arc PVD TiAlN and AlCrN coatings for SR34 piston-ring steel: Tribological, tribocorrosion and thermal assessment

Piston rings operate under severe sliding conditions, high temperatures, and corrosive environments, making surface degradation a critical factor affecting engine durability. This study presents a comparative evaluation of cathodic-arc physical vapor deposition (CA-PVD) TiAlN and...

Association of socioeconomic status with nutritional adequacy among Toda tribe in the Nilgiris Hills Tamil Nadu

Abstract Background The tribal population in India is undergoing lifestyle and dietary transitions that may affect their nutritional and health status. The Toda tribe is of Dravidian origin in the Nilgiris district of Tamil Nadu and follows unique dietary and cultural practices t...

Manufacturing methods, properties and patent landscape of polylactic acid eggshell powder composites

This review synthesizes research on polylactic acid (PLA) composites incorporating eggshell powder (ESP) as a bio-based filler, with a focus on manufacturing methods, resultant material properties, and emerging patent trends. PLA, a widely adopted biodegradable thermoplastic deri...