Prof. Eswaramoorthy Muthusamy, a faculty member of Mechanical Engineering at SMVDU, presented a technical paper and chaired a session at the 2nd International Conference on Materials, Design, and Manufacturing (ICMDM 2023) held at Anna University Chennai from February 23rd to 25th, 2022. The inaugural address was given by Prof. R Velraj, Vice-Chancellor of Anna University.The technical paper presented by Prof. Muthusamy was titled "A Comparative Study on Optical and Thermal Performance of Parabolic Trough Concentrator Using a Bundle of Absorber Tubes," in which he emphasized the importance of using a bundle of absorber tubes to achieve higher thermal and optical performance of parabolic trough collectors compared to using single absorber tubes.Other invited speakers from top-ranking institutes in India and abroad presented talks on ongoing research topics, and many external participants presented their research work via offline mode. Prof. Muthusamy also chaired the session on "Newer Product Development" stream along with Dr. Balakrishnan, Engineering Manager at Caterpillar.The Department of Mechanical Engineering at Anna University Chennai organized the conference.