D. E. Ramaker

George Washington University — United States

Physics and Astronomy · Physical Sciences

35h-index4.5kcitations145works0.02yr avg
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Research Topics

Advanced Chemical Physics Studies(48), Electron and X-Ray Spectroscopy Techniques(48), X-ray Spectroscopy and Fluorescence Analysis(28), Catalytic Processes in Materials Science(21), Electrocatalysts for Energy Conversion(16)

Publications145 total

Following ORR intermediates adsorbed on a Pt cathode catalyst during break-in of a PEM fuel cell by in operando X-ray absorption spectroscopy
Physical Chemistry Chemical Physics·2014· 62 citedOpen Access
Electrooxidation of Ethanol on Pt. An in Situ and Time-Resolved XANES Study
The Journal of Physical Chemistry C·2012· 23 cited
X-ray absorption near edge structure ( Δμ XANES) techniques for low temperature fuel cell characterization
Elsevier eBooks·2012· 2 cited
Contributor contact details
Elsevier eBooks·2012
Super-iron nanoparticles with facile cathodic charge transfer
Electrochemistry Communications·2011· 18 citedOpen Access
This paper is published as part of a PCCP themed issue on recent developments in X-ray absorption spectroscopy
2010
The atomic AXAFS and Δμ XANES techniques as applied to heterogeneous catalysis and electrocatalysis
Physical Chemistry Chemical Physics·2010· 113 cited
Promoting effect of CeO2 in the electrocatalytic activity of rhodium for ethanol electro-oxidation
Journal of Power Sources·2009· 44 cited
Elucidation of the mechanism for sulfur oxidation on Pt and Pt3Co electrocatalysts using in situ X-ray absorption spectroscopy
The Journal of Physical Chemistry C·2009
Applications of X-ray Absorption Spectroscopy in Heterogeneous Catalysis: EXAFS, Atomic XAFS, and Delta XANES
Handbook of Heterogeneous Catalysis·2008· 2 cited
Applications of X-ray Absorption Spectroscopy in Heterogeneous Catalysis: EXAFS, Atomic XAFS, and Delta XANES
Handbook of Heterogeneous Catalysis·2008· 7 cited
Fundamental Aspects of Spontaneous Cathodic Deposition of Ru onto Pt/C Electrocatalysts and Membranes under Direct Methanol Fuel Cell Operating Conditions
The Journal of Physical Chemistry C·2008
Erratum: Electrochemical Observation of Ligand Effects on Oxygen Reduction at Ligand-Stabilized Pt Nanoparticle Electrocatalysts [Electrochem. Solid-State Lett., 11, B161 (2008)]
Electrochemical and Solid-State Letters·2008· 2 citedOpen Access
Understanding Electrocatalytic Pathways in Low and Medium Temperature Fuel Cells: Synchrotron-based In Situ X-Ray Absorption Spectroscopy
Interface Science·2008
Electrochemical Observation of Ligand Effects on Oxygen Reduction at Ligand-Stabilized Pt Nanoparticle Electrocatalysts
Electrochemical and Solid-State Letters·2008· 20 cited
Auger-photoelectron coincidence spectroscopy of SiO2
Journal of Electron Spectroscopy and Related Phenomena·2007· 12 cited
Separation of Geometric and Electronic Effects of the Support on the CO and H<sub>2</sub> Chemisorption Properties of Supported Pt Particles:  The Effect of Ionicity in Modified Alumina Supports
The Journal of Physical Chemistry C·2007· 72 cited
Structure of Catalytically Active Sites in Supported Metal Catalysts
AIP conference proceedings·2007
A three-site Langmuir adsorption model to elucidate the temperature, pressure, and support dependence of the hydrogen coverage on supported Pt particles
Journal of Catalysis·2006· 32 cited
Structure and oxidation state of gold on different supports under various CO oxidation conditions
Journal of Catalysis·2006· 157 cited
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Frequent Co-authors

D.C. Koningsberger(18), Barbara L. Mojet(10), J. S. Murday(7), William E. O’Grady(6), H. Sambe(6), N. H. Turner(5), Jeroen A. van Bokhoven(4), Joost de Graaf(4), F. L. Hutson(4), G. E. van Dorssen(3), J.T. Miller(3), Maggie Teliska(3), Jeffrey T. Miller(3), Léon Sanche(3), D. C. Koningsberger(3), Theodore E. Madey(2), Paul M. Natishan(2), L. Parenteau(2), Jeff Miller(2), M.K. Oudenhuijzen(2)