167
Pt monolayer surfaces
core-interlayer-shell nanoparticle, 127
on Pd/Re/C, 127
Pt monolayer–support interaction, 161
Pt oxygen reduction fuel cell
electrocatalysts, 120
Pt/Pd 9 Au/C electrocatalyst, 154
PtFeN catalyst, 131
Pt-M mixed layer, 107
Pt ML electrocatalysts, 109, 112
Pulse-electrodeposited Ni nanoparticles, 115
Q
Quantum-mechanical treatment, 13
R
Rate-determining step (RDS), 103
Reactant adsorption, 27
Reactants, 15
Recycling Pt, 161
Redox reactions, 13
Rotating disk electrode (RDE), 95, 96, 108
Rotating ring-disk electrode, 98
Ru single-crystal, 31
S
Sabatier principle, 16, 104, 158
Scale-up synthesis methodology, 155
Scanning tunneling microscopy
(STM), 86, 141
Selective CO adsorption, 114
Single metal nanoparticle cores, 111, 112
Single-crystal electrode surface, 31, 76
Single-crystal surfaces
annealing, 29
metal, 28
structures, 28
Solid oxide fuel cells (SOFC), 24
Solvent fluctuations, 13
Stability, 153
Statistical thermodynamics, 13
Stepped surface, 12, 27, 29, 30, 38, 39,
42, 45
Subsurface modification, 146, 148
Sulfuric acid solution, 40
Surface and subsurface modifications, 109
Surface limited redox replacement (SLRR), 87
Surface oxidation, 42
Surface reactivity again, 157
T
Tafel plots, 10
Terrace–ledge–kink (TLK) model, 30
Tetrahedral Pd nanoparticles, 112
Theoretical descriptions, 12
Third-body effect, 48
TlBr stoichiometry, 46
Tuning reaction rates, 159
U
UHV characterization, 31
Ultra-high vacuum (UHV), 90
Underpotential deposition (UPD), 36,
68, 83, 85
bulk metal, 43
catalytic properties, 47
hydrogen evolution, 49
linear relationship, 44
metal adatom deposits, 44
organic molecules, 48
oxygen reduction, 51
radio-tracers experiment, 42
reflectivity, 44
single-crystal surfaces, 44
systematic changes, 45
Underpotential deposition of metals, 42
UPD metal adatoms, 48
V
Volcano correlations, 16
Volcano curve, 65
Volcano plot, 157
Voltammetry curves, 89, 122
Voltammetry profile, 38, 40
Voltammogram, 10
X
X-ray absorption, 104
X-ray absorption near-edge spectroscopy
(XANES), 91, 120
X-ray absorption spectroscopy (XAS), 71, 94
Y
Yttria-doped zirconia (YSZ), 24
Z
ZnSe IRE hemisphere, 93
Index
Pt monolayer surfaces
core-interlayer-shell nanoparticle, 127
on Pd/Re/C, 127
Pt monolayer–support interaction, 161
Pt oxygen reduction fuel cell
electrocatalysts, 120
Pt/Pd 9 Au/C electrocatalyst, 154
PtFeN catalyst, 131
Pt-M mixed layer, 107
Pt ML electrocatalysts, 109, 112
Pulse-electrodeposited Ni nanoparticles, 115
Q
Quantum-mechanical treatment, 13
R
Rate-determining step (RDS), 103
Reactant adsorption, 27
Reactants, 15
Recycling Pt, 161
Redox reactions, 13
Rotating disk electrode (RDE), 95, 96, 108
Rotating ring-disk electrode, 98
Ru single-crystal, 31
S
Sabatier principle, 16, 104, 158
Scale-up synthesis methodology, 155
Scanning tunneling microscopy
(STM), 86, 141
Selective CO adsorption, 114
Single metal nanoparticle cores, 111, 112
Single-crystal electrode surface, 31, 76
Single-crystal surfaces
annealing, 29
metal, 28
structures, 28
Solid oxide fuel cells (SOFC), 24
Solvent fluctuations, 13
Stability, 153
Statistical thermodynamics, 13
Stepped surface, 12, 27, 29, 30, 38, 39,
42, 45
Subsurface modification, 146, 148
Sulfuric acid solution, 40
Surface and subsurface modifications, 109
Surface limited redox replacement (SLRR), 87
Surface oxidation, 42
Surface reactivity again, 157
T
Tafel plots, 10
Terrace–ledge–kink (TLK) model, 30
Tetrahedral Pd nanoparticles, 112
Theoretical descriptions, 12
Third-body effect, 48
TlBr stoichiometry, 46
Tuning reaction rates, 159
U
UHV characterization, 31
Ultra-high vacuum (UHV), 90
Underpotential deposition (UPD), 36,
68, 83, 85
bulk metal, 43
catalytic properties, 47
hydrogen evolution, 49
linear relationship, 44
metal adatom deposits, 44
organic molecules, 48
oxygen reduction, 51
radio-tracers experiment, 42
reflectivity, 44
single-crystal surfaces, 44
systematic changes, 45
Underpotential deposition of metals, 42
UPD metal adatoms, 48
V
Volcano correlations, 16
Volcano curve, 65
Volcano plot, 157
Voltammetry curves, 89, 122
Voltammetry profile, 38, 40
Voltammogram, 10
X
X-ray absorption, 104
X-ray absorption near-edge spectroscopy
(XANES), 91, 120
X-ray absorption spectroscopy (XAS), 71, 94
Y
Yttria-doped zirconia (YSZ), 24
Z
ZnSe IRE hemisphere, 93
Index
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