Mr. Rotan Kumar Saha is a researcher in mechanical and industrial engineering with a strong focus on additive manufacturing and advanced composite materials. His work explores 3D and 4D printing technologies, including the development and characterization of high-performance polymer composites. He integrates machine learning and data-driven optimization to enhance material properties and manufacturing efficiency. His research contributions include studies on bioprinting, nanocomposites, and sustainable materials for engineering applications. With a growing publication record of 5 documents, 32 citations, and an h-index of 3, he is actively advancing innovation in smart manufacturing and materials engineering.