Search Results - "WODTKE, A. M"
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Inverse Velocity Dependence of Vibrationally Promoted Electron Emission from a Metal Surface
Published in Science (American Association for the Advancement of Science) (29-08-2008)“…All previous experimental and theoretical studies of molecular interactions at metal surfaces show that electronically nonadiabatic influences increase with…”
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Velocity Map Ion Imaging of Chlorine Azide Photolysis: Evidence for Photolytic Production of Cyclic-N3
Published in The journal of physical chemistry. A, Molecules, spectroscopy, kinetics, environment, & general theory (11-12-2003)“…The method of velocity map imaging was applied to study the photodissociation dynamics of ClN3 near 235 nm under collision-free conditions. Derived kinetic…”
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The Stereodynamics of a Gas-Surface Reaction
Published in Science (American Association for the Advancement of Science) (04-07-1997)“…Measurements of the influence of reactant alignment on the rates of chemical reactions provide direct information concerning the atomic motions necessary for…”
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Vibrational Promotion of Electron Transfer
Published in Science (American Association for the Advancement of Science) (06-10-2000)“…By using laser methods to prepare specific quantum states of gas-phase nitric oxide molecules, we examined the role of vibrational motion in electron transfer…”
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Enhanced Reactivity of Highly Vibrationally Excited Molecules on Metal Surfaces
Published in Science (American Association for the Advancement of Science) (04-06-1999)“…The chemical dynamics of highly vibrationally excited molecules have been studied by measuring the quantum state-resolved scattering probabilities of nitric…”
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Observation of a change of vibrational excitation mechanism with surface temperature: HCl collisions with Au(111)
Published in Physical review letters (08-06-2007)“…We have measured the vibrational excitation probability (Pv) of HCl incident on a Au(111) surface at kinetic energies (Ei) of 0.59 eV to 1.37 eV and surface…”
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Single-field slice-imaging with a movable repeller: photodissociation of N₂O from a hot nozzle
Published in The Journal of chemical physics (07-08-2014)“…We present a new photo-fragment imaging spectrometer, which employs a movable repeller in a single field imaging geometry. This innovation offers two principal…”
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The dynamics of "stretched molecules": experimental studies of highly vibrationally excited molecules with stimulated emission pumping
Published in Annual review of physical chemistry (2001)“…We review stimulated emission pumping as used to study molecular dynamics. The review presents unimolecular as well as scattering studies. Topics include…”
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Observation of vibrational excitation and deexcitation for NO (v = 2) scattering from au(111): evidence for electron-hole-pair mediated energy transfer
Published in Physical review letters (27-03-2000)“…Measurements of vibrational excitation and deexcitation of NO (v = 2) scattering from a Au(111) surface show that the probability of both processes increases…”
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Stimulated emission pumping studies of energy transfer in highly vibrationally excited molecules
Published in Journal of physical chemistry (1952) (01-04-1993)Get full text
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The "Ozone Deficit" Problem: O$_2$(X, v ≥ 26) + O($^3$P) from 226-nm Ozone Photodissociation
Published in Science (American Association for the Advancement of Science) (23-09-1994)“…Highly vibrationally excited O$_2$(X$^3\sum_g^-$, v ≥ 26) has been observed from the photodissociation of ozone (O$_3$), and the quantum yield for this…”
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Velocity-resolved kinetics of site-specific carbon monoxide oxidation on platinum surfaces
Published in Nature (London) (01-06-2018)“…Catalysts are widely used to increase reaction rates. They function by stabilizing the transition state of the reaction at their active site, where the atomic…”
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Infrared multiphoton dissociation of three nitroalkanes
Published in Journal of physical chemistry (1952) (01-07-1986)Get full text
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Experimental investigation of resonances in reactive scattering: the F+H2 reaction
Published in Physical review letters (1984)Get full text
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Bridging the cluster-to-bulk divide: electron attachment time-of-flight mass spectrometry reveals geometrical shell closings in (SF6) (n) clusters (n = 2 - 550)
Published in Physical review letters (29-10-2001)“…We report electron attachment time-of-flight mass spectra of SF (6) clusters over a wide range of cluster sizes, revealing a simple pattern of geometrical…”
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The Structure of Acetaldehyde in Its First Excited Singlet State: Experimental and Theoretical Investigations
Published in Journal of physical chemistry (1952) (01-02-1994)Get full text
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Laser desorption electron attachment time-of-flight mass spectrometry: a new approach to detection of involatile compounds
Published in Journal of the American Society for Mass Spectrometry (01-12-2001)“…We report initial results of a new method for obtaining mass spectra of involatile compounds: laser desorption electron attachment time-of-flight mass…”
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Growth of Metal Oxide Nanowires from Supercooled Liquid Nanodroplets
Published in Nano letters (01-12-2009)“…Nanometer-sized liquid droplets formed at temperatures below the bulk melting point become supercooled as they grow through Ostwald ripening or coalescence and…”
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Chemistry with stretched molecules
Published in Physics and chemistry of the earth. Part C, Solar-terrestrial and planetary science (2001)“…It has been known for some years that molecular oxygen is produced in very high vibrational states by the photolysis of ozone in the middle atmosphere and the…”
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