Terahertz detector based on multi-layer graphene nanoribbons Yiheng Yin, Yanxiong Niu, Haiyang Xie, Lingling Dai, Biyao Yang, Haiyue Liu, Zhenjiang Liang and Ming Ding Eur. Phys. J. Appl. Phys., 79 1 (2017) 10301 Published online: 30 May 2017 DOI: 10.1051/epjap/2017160440