Structural, Optical, and Electromagnetic Microwave Absorption Properties of Bael Leaves: A Simple Approach to Investigate Microwave Absorption Properties with 3D Printed PLA Tubes. - Panda, Saran Srihari Sripada; Gandi, Suman; Panigrahi, Trilochan; Parne, Saidi Reddy (Journal of Electronic Materials, 2023)