Augusta M. Hofstead-Duffy

Origin of the current peak of negative scan in the cyclic voltammetry of methanol electro-oxidation on Pt-based electrocatalysts: a revisit to the current ratio criterion

Augusta M. Hofstead-Duffy, Dejun Chen, Shi‐Gang Sun et al. · Journal of Materials Chemistry · 2012 · 249 citations

Materials Science, Situ Surface, Chemical Engineering +12

Identification of the Most Active Sites and Surface Water Species: A Comparative Study of CO and Methanol Oxidation Reactions on Core−Shell M@Pt (M = Ru, Au) Nanoparticles by in Situ IR Spectroscopy

Dejun Chen, Augusta M. Hofstead-Duffy, Insu Park et al. · The Journal of Physical Chemistry C · 2011 · 32 citations

Materials Science, Situ Ir Spectroscopy, Chemical Engineering +15

Mechanistic Insights on Sulfide-Adsorption Enhanced Activity of Methanol Electro-Oxidation on Pt Nanoparticles

In‐Su Park, Dianne Atienza, Augusta M. Hofstead-Duffy et al. · ACS Catalysis · 2011 · 24 citations

Materials Science, Oxygen Reduction Reaction, Chemical Engineering +14

Chemical State of Adsorbed Sulfur on Pt Nanoparticles

Insu Park, Bolian Xu, Dianne Atienza et al. · ChemPhysChem · 2011 · 19 citations

An in situ attenuated total reflection-surface enhanced infrared absorption spectroscopic study of enhanced methanol electro-oxidation activity on carbon-supported Pt nanoparticles by poly(vinylpyrrolidone) of different molecular weights

Augusta M. Hofstead-Duffy, Dejun Chen, YuYe J. Tong · Electrochimica Acta · 2012 · 14 citations

Materials Science, Engineering, Surface Functionalization +7