Ternary composites of multi-wall carbon nanotubes, polyaniline, and noble-metal nanoparticles for potential applications in electrocatalysis

✍ Scribed by Irina Sapurina; Jaroslav Stejskal

• Book ID: 111491278
• Publisher: Versita
• Year: 2009
• Tongue: English
• Weight: 525 KB
• Volume: 63
• Category: Article
• ISSN: 0366-6352
• DOI: 10.2478/s11696-009-0061-3

✦ Synopsis

Abstract

Multi-wall carbon nanotubes were coated with a conducting polymer, polyaniline phosphotungstate. Such composite structures have mixed electronic and proton conductivity, high surface area and porosity. These materials were decorated with catalytically-active noble metals — Pt, Pd, and Rh. Metal nanoparticles were uniformly distributed in the polymer matrix. Such ternary composites can be considered as electrode materials in sensors, electrolysers, supercapacitors, and especially in low-temperature fuel cells with a proton-conducting polymer membrane.