Experimental evidence for coherence resonance in a noise-driven GaAs/AlAs superlattice Yuyang Huang, Hua Qin, Wen Li, Shulong Lu, Jianrong Dong, Holger T. Grahn and Yaohui Zhang EPL, 105 4 (2014) 47005 Published online: 04 March 2014 DOI: 10.1209/0295-5075/105/47005