Design of broadband metamaterial absorber utilized by flower-shaped unit loaded with lumped-resistorHuanrong Tian, Lujie Zhang, Yehao Zhao, Zixuan Liu, Wenjun Cai, Zhenkun Long, Zidong Zhang, Ke Bi and Yao LiuEPJ Appl. Metamat., 11 (2024) 2DOI: https://doi.org/10.1051/epjam/2024002