Multi-mode plasma resonator based on multi metal-coated nanorods Xiaomeng Zhang, Guanxia Yu, Ruoyu Cao and Yihang Lv Eur. Phys. J. D, 74 7 (2020) 149 Published online: 07 July 2020 DOI: 10.1140/epjd/e2020-100375-x