Experimental evidence for coherence resonance in a noise-driven GaAs/AlAs superlatticeYuyang Huang, Hua Qin, Wen Li, Shulong Lu, Jianrong Dong, Holger T. Grahn and Yaohui ZhangEPL, 105 4 (2014) 47005DOI: https://doi.org/10.1209/0295-5075/105/47005