2023
Electrocatalytic, Homogeneous Ammonia Oxidation in Water to Nitrate and Nitrite with a Copper Complex
Liu H, Lant H, Troiano J, Hu G, Mercado B, Crabtree R, Brudvig G. Electrocatalytic, Homogeneous Ammonia Oxidation in Water to Nitrate and Nitrite with a Copper Complex. ECS Meeting Abstracts 2023, MA2023-01: 2691-2691. DOI: 10.1149/ma2023-01552691mtgabs.Peer-Reviewed Original ResearchWater oxidationAmmonia oxidationO bond formationInitial mechanistic studiesMolecular catalystsCopper complexesMetal electrocatalystsFaradaic efficiencyAqueous mediaBond formationHigh selectivityOxidation processN2 productTitle reactionOxidationMechanistic studiesCatalysisComplexesRoom temperatureFriendly productionWaterElectrocatalystsElectrocatalyticNitrateCatalystLigand Tuning in Cu(pyalk)2 Water Oxidation Electrocatalysis
Cody C, Caes Z, Capobianco M, Mercado B, Crabtree R, Brudvig G. Ligand Tuning in Cu(pyalk)2 Water Oxidation Electrocatalysis. Inorganics 2023, 11: 229. DOI: 10.3390/inorganics11060229.Peer-Reviewed Original ResearchWater oxidationWater oxidation electrocatalysisAnalogous copper complexesWater oxidation electrocatalystsArtificial photosynthetic systemsElectron-donating groupsSolar energy conversionPyalk ligandCatalyst tuningLigand tuningOxidation electrocatalystsCopper complexesFaradaic efficiencyLigand modificationCatalytic propertiesLigand formsAttractive scaffoldFirst-principles predictionPara positionGood activityMolecular systemsPhotosynthetic systemsEnergy conversionComplexesOxidation
2018
Unusual Stability of a Bacteriochlorin Electrocatalyst under Reductive Conditions. A Case Study on CO2 Conversion to CO
Jiang J, Matula A, Swierk J, Romano N, Wu Y, Batista V, Crabtree R, Lindsey J, Wang H, Brudvig G. Unusual Stability of a Bacteriochlorin Electrocatalyst under Reductive Conditions. A Case Study on CO2 Conversion to CO. ACS Catalysis 2018, 8: 10131-10136. DOI: 10.1021/acscatal.8b02991.Peer-Reviewed Original ResearchCO Faradaic efficiencyAg/AgClBulk electrolysisMA/cm2Organic ligandsFaradaic efficiencyReductive catalysisRobust electrocatalystsPorphyrin counterpartsDFT calculationsSevere stability issuesCO2 conversionCO2 reductionReductive conditionsUnusual stabilityCatalytic stepLigand degradationTotal current densityMolecular originCurrent densityElectrocatalystsCO2 fixationLigandsObserved stabilityBioinspired study
2015
Hematite‐Based Solar Water Splitting in Acidic Solutions: Functionalization by Mono‐ and Multilayers of Iridium Oxygen‐Evolution Catalysts
Li W, Sheehan S, He D, He Y, Yao X, Grimm R, Brudvig G, Wang D. Hematite‐Based Solar Water Splitting in Acidic Solutions: Functionalization by Mono‐ and Multilayers of Iridium Oxygen‐Evolution Catalysts. Angewandte Chemie 2015, 127: 11590-11594. DOI: 10.1002/ange.201504427.Peer-Reviewed Original ResearchWater oxidation catalystsSolar water splittingWater splittingAcidic solutionMolecular water oxidation catalystsStable water oxidation catalystsNear-unity Faradaic efficiencyOxygen evolution catalystsStable solar water splittingFaradaic efficiencyPhotoelectrochemical cellsImportant technological implicationsCatalystLow pHMonolayers