Sustainability in Electromagnetic Metamaterials: Synthesis, Applications, and Future Directions with ChallengesKeval Bhavsar, Shaymaa Ahmed, Mayur Pal Singh Pawar, Vivek Kumar C, Revathi V, Navdeep Singh and S.V.S. PrasadE3S Web Conf., 552 (2024) 01100DOI: https://doi.org/10.1051/e3sconf/202455201100