Ni single-atom rGO cathode

High diffusion barrier stabilizes migration

A nickel single-atom anchored reduced graphene oxide cathode lowers the Schottky barrier and confines iodide migration, enabling symmetric bidirectional current and 780 ms relaxation in perovskite memristors.

Li, Qing · Li, Hua · Sun, Tao · Jiang, Ming · You, Zhou · Zhou, Ye · Wong, Wai Yeung (Raymond) · Han, Suting

Nature Communications 2026

Specifications

碘离子迁移扩散能垒

{'zh': '2.912', 'en': ''} eV

无监督竞争学习聚类精度

{'zh': '50', 'en': ''} %

难问题比模拟退火快

{'zh': '6', 'en': ''} 倍

Advantages

780 ms relaxation

1,000 distinct conductance states