Water splitting electrocatalyst made from unconventional alloy containing 14 elements

An image showing nanoporous ultra-high-entropy alloys containing fourteen elements for water splitting electrocatalysis

Source: © Takeshi Fujita/Kochi University of Technology

Simple dealloying process creates complex nanoporous alloy

Researchers in Japan have synthesised nanoporous ultra-high-entropy alloys that contain 14 elements. Tests showed the alloys were capable of splitting water and performed better than commercial platinum-based hydrogen evolution reaction catalysts and iridium-based oxygen evolution reaction catalysts.