The improvement of phase-change properties on Ge2Sb2Te5 using the superlattice-like structureLong Zheng, Yifeng Hu, Liangjun Zhai, Xiaoqin Zhu, Weihua Wu, Jianzhong Xue and Jianhao ZhangEur. Phys. J. Appl. Phys., 80 3 (2017) 30101DOI: https://doi.org/10.1051/epjap/2017170262