Ultra-broadband and tunable infrared absorber based on VO2 hybrid multi-layer nanostructureJunyi Yan, Yi Li, Mengdi Zou, Jiaqing Zhuang, Jincheng Mei, Xingping Wang, Xin Zhang, Yuda Wu, Chuang Peng, Wenyan Dai, Zhen Yuan and Ke LinJ. Eur. Opt. Society-Rapid Publ., 19 1 (2023) 3DOI: https://doi.org/10.1051/jeos/2022017