Review for metamaterial-based energy harvester and absorber Haojie Ye, Yongxing Jin, Wenkang Huang, Manna Gu, Ying Tian and Xufeng Jing Eur. Phys. J. Appl. Phys., 100 (2025) 18 Published online: 09 June 2025 DOI: 10.1051/epjap/2025015