Maximizing the peroxidase-like activity of Pd@PtxRu4−x nanocubes by precisely controlling the shell thickness and their application in colorimetric biosensors

• DOI: 10.1039/d2nr01375d
• Publication Date: 2022-04-19T15:18:47Z
• Authors: Yiming Jiang; Jiawei Zhu; Li Li; Yahui Gao; Juncai Leng; Jiai Yan; Shuoming Liu; Feng Zhang; Han Liu; Chenlu Zhu; Lichun Guo; Haijiao Xie; Wei Zhao
• Keywords: Peroxidases; Alloys; Colorimetry; Biosensing Techniques; 01 natural sciences; Peroxidase; 0104 chemical sciences

We report an extraordinary Pt–Ru bimetallic nanozyme with well-defined {100} facets and 3.3-atomic-layer shell thickness. The enhanced catalytic activity could be ascribed to the modulation of the adsorption behavior of the intermediates.