Allotrope-dependent activity-stability relationships of molybdenum sulfide hydrogen evolution electrocatalysts
Nature Communications study: MoS₂ HER stability is allotrope-dependent — lamellar MoS₂ degrades at open circuit, while amorphous MoS₃ₓ loses sulfur during HER, monitored via simultaneous ICP-MS and EC-MS.
Real-Time Detection of Acetaldehyde in Electrochemical CO Reduction on Cu Single Crystal
ACS Energy Letters study: real-time EC-MS detection reveals acetaldehyde’s role in electrochemical CO reduction on Cu single crystals, and its fast non-Faradaic oxidation to acetate in alkaline media.
How Solvation Energetics Dampen the Hydrogen Evolution Reaction to Maximize Zinc Anode Stability
A TAS electrolyte additive suppresses hydrogen evolution during Zn electrodeposition by an order of magnitude, improving zinc anode stability and extending cycle life ~25-fold.
Gold Nanoparticles for CO2 Electroreduction: An Optimum Defined by Size and Shape
JACS study: size-selected gold nanoparticles peak in CO2-to-CO selectivity at ~3 nm, with multiply twinned particles and 8-fold coordinated surface sites identified as the key design target.
For Zinc Metal Batteries, How Many Electrons go to Hydrogen Evolution? An Electrochemical Mass Spectrometry Study
Angewandte Chemie study: in-situ EC-MS shows zinc metal batteries lose just 0.3% of charge to hydrogen evolution during electrodeposition — yet this correlates with porosity, trapped H₂, and long-term corrosion risk.
Probing Degradation in Lithium Ion Batteries with On-Chip Electrochemistry Mass Spectrometry
Angewandte Chemie study: an on-chip EC-MS method reveals how lithium ion batteries degrade — detecting oxygen evolution from NMC cathodes, SEI formation, and the first direct evidence of CO₂ reduction to ethylene.
Correlating oxygen functionalities and electrochemical durability of carbon supports for electrocatalysts
Carbon (2023) study: oxygen functionalities and sp² carbon content are identified as the key durability levers for carbon supports in Pt alloy fuel cell catalysts, using combined EC-MS and XPS degradation testing.
Searching for the Rules of Electrochemical Nitrogen Fixation
ACS Catalysis study: DFT calculations reveal why lithium is uniquely suited for electrochemical nitrogen fixation, proposing descriptors to identify viable beyond-Li systems.
Determining the potential-dependent identity of methane adsorbates at Pt electrodes using EC-MS
Catalysis Science & Technology study: EC-MS shows methane adsorption on Pt peaks at 0.3 V vs. RHE, with *CO as the dominant surface intermediate — explaining Pt’s poor performance for methane valorisation.
Benchmarking Electrocatalyst Stability for Acidic Oxygen Evolution Reaction: The Crucial Role of Dissolved Ion Concentration
ACS Catalysis study: dissolved ion concentration inflates measured RuO₂ stability for the acidic oxygen evolution reaction — revealing RuO₂ is far less stable, though more active, than IrO₂.