This book presents the select proceedings of 4thInternational Conference on Trends in Material Science and Inventive Materials (ICTMIM 2022). Various topics covered in this book are nanotechnology in materials science, green and sustainable materials, semiconductor & electronic materials and devices, bio electronic materials and sensors, thin films, materials surface and interfaces, modern electronic materials, multilayered structures and composite materials, quantum-sized structures and nanocrystals, electronic biosensors, MEMS and sensors, light emitting materials, nanomaterials,...