Zobrazeno 1 - 10
of 19
pro vyhledávání: '"Iosif Fromondi"'
Publikováno v:
The Journal of Physical Chemistry C. 118:27901-27910
The oxidation dynamics of the well-defined (2 × 2)-3CO (θCO = 0.75) and √19 × √19R23.4°-13CO (θCO = 0.68) CO adlayer phases on quasi-perfect Pt(111) facets have been examined in CO-saturated 0.1 M H2SO4 aqueous solutions via a combination of
In Situ Spectroscopy at the Quasi-Perfect Pt(111) Single-Crystal Facet|Aqueous Electrolyte Interface
Publikováno v:
The Journal of Physical Chemistry C. 116:19613-19624
The area of in situ spectroscopy at quasi-perfect Pt(111) single-crystal facet|aqueous electrolyte interfaces is herein reviewed. Illustrations are provided of the simultaneous application of diffe...
Publikováno v:
Faraday Discuss.. 140:59-68
The assembly and electrochemical oxidation of well-defined CO adlayers on Pt(111) microfacets in aqueous CO-saturated 0.1 M H2SO4 were examined by a combination of in situ, simultaneous, time-resolved, reflectance spectroscopy (RS) and second harmoni
Publikováno v:
Zeitschrift für Physikalische Chemie. 221:1307-1318
The intensity of monochromatic light (λ = 633 nm) reflected off the surface of a polycrystalline Pt electrode, R, has been measured in situ as a function of potential, E, during continuous voltammetric cycles in the range -0.25 < E < 1.05 V vs. SCE,
Publikováno v:
The Journal of Physical Chemistry C. 111:10154-10157
The adsorption of (bi)sulfate on quasiperfect Pt(111) facets was monitored by simultaneous reflectance spectroscopy (RS) and second harmonic generation (SHG) while scanning the potential linearly b...
Publikováno v:
Analytical Chemistry. 79:202-207
A method is herein described for performing simultaneous in situ normal incidence reflectance spectroscopy (DeltaR/R, lambda = 633 nm) and probe beam deflection (PBD) measurements at solid electrodes in aqueous electrolytes, while scanning the potent
Publikováno v:
Langmuir. 22:10389-10398
The dynamics of the electrooxidation of adsorbed CO, COads, on polycrystalline Pt microelectrodes has been examined in CO-saturated 0.5 M H2SO4 and 0.5 M HClO4 aqueous solutions, using in situ, time-resolved, normalized differential reflectance spect
Publikováno v:
The journal of physical chemistry. B. 110(42)
Simultaneous normalized differential reflectance spectroscopy (DeltaR/R) and second harmonic generation (SHG) has been employed to follow, independently, OH and adsorbed CO (CO(ads)) on a single Pt(111) microfacet in CO-saturated aqueous perchloric a
Publikováno v:
The journal of physical chemistry. B. 109(1)
In situ normal incidence reflectance spectra of polycrystalline Pt microelectrodes have been monitored as a function of the applied potential in aqueous 0.5 M H(2)SO(4) using a He-Ne laser source (633 nm) and a beam splitter/microscope objective arra
Publikováno v:
Analytical chemistry. 77(21)
Single-wavelength (HeNe laser, lambda = 633 nm), normal incidence UV-visible reflectance spectroscopy was used to monitor the optical properties of the glassy carbon (GC)|0.2 M NaOH(aq) interface as a function of the applied potential, E. Whereas the