Stabilizing oxygen intermediates on redox-flexible active sites in multimetallic Ni–Fe–Al–Co layered double hydroxide anodes for excellent alkaline and seawater electrolysis
Enkhbayar Enkhtuvshin, Kang Min Kim, Youngkwang Kim, Sungwook Mihn, So Jung Kim, Sun Young Jung, Nguyễn Thị Thu Thảo, Ghulam Ali, Muhammad Akbar, Kyung Yoon Chung, Keun Hwa Chae, Sukhyun Kang, Taeg Woo Lee, Hyung Giun Kim, Seunggun Choi, HyukSu Han
Abstract
Quaternary multimetallic LDHs have been developed through a facile metal–organic-framework derived electrochemical activation process. Ni–Fe–Al–Co quaternary LDHs show one of the best OER performances in alkaline and seawater electrolytes.
Topics & Concepts
HydroxideOxygen evolutionSeawaterElectrolysisElectrolyteElectrochemistryLayered double hydroxidesAlkaline water electrolysisAnodeRedoxInorganic chemistryMaterials scienceChemistryElectrodeGeologyPhysical chemistryOceanographyElectrocatalysts for Energy ConversionAdvanced battery technologies researchSupercapacitor Materials and Fabrication