Disordered Sb-Te Phase Change Material

Faster crystallization

Ultrafast crystallization arises from random lattice site occupation, enabling multiple resistance states after chemical ordering.

Zheng, Yonghui · Zhang, Yuanyuan · Xin, Tianjiao · Liu, Cheng · Liu, Bo · Lin, Xiaoling · Kuznetsov, Vladimir L. · Tupitsyn, I. I. · Kolobov, Alexander V. · Cheng, Yan

Advanced Science 2023

Advantages

Faster crystallization speed (no factor given)

Multiple resistance states

Octahedral motifs highly similar to amorphous state