Amorphous CoB nanoarray as a high-efficiency electrocatalyst for nitrite reduction to ammonia
Long Hu, Donglin Zhao, Chengchen Liu, Yimei Liang, Dongdong Zheng, Shengjun Sun, Quan Li, Qian Liu, Yonglan Luo, Yunwen Liao, Lisi Xie, Xuping Sun
Abstract
Amorphous CoB nanoarray is a high-efficiency catalyst for electrocatalytic NO 2 − -to-NH 3 conversion, capable of attaining a large NH 3 yield of 233.1 μmol h −1 cm −2 and a high faradaic efficiency of 95.2% at −0.7 V in 0.1 M Na 2 SO 4 with 400 ppm NO 2 − .
Topics & Concepts
Faraday efficiencyAmorphous solidNitriteElectrocatalystAmmoniaYield (engineering)CatalysisChemical engineeringMaterials scienceInorganic chemistryNanotechnologyChemistryNuclear chemistryElectrochemistryMetallurgyCrystallographyPhysical chemistryOrganic chemistryNitrateElectrodeEngineeringAmmonia Synthesis and Nitrogen ReductionAdvanced Photocatalysis TechniquesCaching and Content Delivery