Single-Atom Pt on Polyimide

760h HER without decay

Pt single atoms dispersed on polyimide support overcome the lifetime limitation of conventional Pt catalysts in acidic HER.

Shouhan, Zhang · Zhenzhong, Wu · Liu, Yunxia · Jing, Bai · Yidan, Ding · Ziwei, Ma · Lin, Haiping · Zhang, Longsheng · Liu, Tianxi

Advanced Energy Materials 2024

Advantages

Negligible activity decay over 760 h at 100 mA cm⁻²

Significantly reduced acidic HER overpotential

Polyimide support extendable to Ru, Pd and other noble metal single atoms