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Kenneth Beck

Institution
Environmental Molecular Sciences Laboratory

Projects

Laser Desorption from Metal Oxides

Lead Institution
University College London
Principal Investigator
Alexander Shlyuger
Project type
Large-Scale EMSL Research
This proposal is a continuation of research under EMSL User Proposal #21794. Laser ablation and desorption techniques form the basis of unique methods for producing novel materials, performing…

Interfacial Excited State Dynamics on TiO2

Lead Institution
Osaka University
Principal Investigator
Katsumi Tanimura
Project type
Large-Scale EMSL Research
Interfacial excited state dynamics (ESD) plays an important role in many chemical and biological processes. Specifically, interfacial ESD in TiO2-based materials, is critical to solar energy…

Light Source Photocathode Performance and Development

Lead Institution
Environmental Molecular Sciences Laboratory
Principal Investigator
Theva Thevuthasan
Accelerator photocathode technology must be advanced to meet the needs of fourth generation light sources. The ultimate output characteristics and cost of next generation UV or X-ray sources, whether…

Light Source Photocathode Performance and Development

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
Wayne Hess
Project type
Exploratory Research
Accelerator photocathode technology must be advanced to meet the needs of fourth generation light sources. The ultimate output characteristics and cost of next-generation ultraviolet or x-ray…

Controlling the Thermal and Non-Thermal Reactivities of Metal Oxide Structures Through Nanoscaling - Controlling Reactivities of Metal Oxide Strcutures(Mike Henderson's BES Project - 43626)

Lead Institution
Pacific Northwest National Laboratory
Principal Investigator
Michael Henderson
Project type
Exploratory Research
The constrained dimensions in nanoscaled materials produces unique chemical properties that will form the basis for important new technologies. A key scientific challenge is to understand how to…

Photoreflectivity in Ge/Si thin films

Lead Institution
Environmental Molecular Sciences Laboratory
Principal Investigator
Kenneth Beck
Project type
Exploratory Research
We are measuring the photoreflectivity at 750-800 nm in specially prepared Ge thin films deposited on Si/SiN substrates. The measurements will allow us to estimate the actual free carrier lifetime…

Photoelectron emission microscopy (PEEM) study of Cu nanoparticles on TiO2(110)

Lead Institution
Environmental Molecular Sciences Laboratory
Principal Investigator
Kenneth Beck
Project type
Exploratory Research
The growth of metals on oxide surface is interested in a number of technological applications, including heterogeneous catalysis, electronic devices and gas sensing. Specifically, metal islands…

Electronic Properties of the Metal and Thin Film Oxide Insulator Junction

Lead Institution
Environmental Molecular Sciences Laboratory
Principal Investigator
Kenneth Beck
Project type
Exploratory Research
Modern solid state devices are based on conjoining prefentially doped seimconductor materials. One species may be doped as an electron donor ("N"), while a complementary species in an…

Excitation of Surface Excitons in the Nanoscale Calcium Oxide Surface

Lead Institution
University of Erlangen-Nuremberg
Principal Investigator
Oliver Diwald
Project type
Exploratory Research
Optical absorption and photoluminescence emission properties of dehydroxylated MgO and CaO CVD-grown nanocrystals have recently been undertaken with respect to particle morphology and size. On MgO…

Surface Plasmon Polariton Dependence on Metal Surface Morphology

Lead Institution
University of Central Florida
Principal Investigator
Robert Peale
Project type
Exploratory Research
Surface Plasmon Polaritons (SPP) are inhomogeneous electromagnetic plane waves bound to the surface of a conductor. Knowledge of SPP characteristics is of timely and critical interest to the rapidly…

Time-resolved Study of Phase Transformation of In2Se3 Thin Films by PEEM

Lead Institution
University of Washington
Principal Investigator
Fumio Ohuchi
Project type
Large-Scale EMSL Research
This proposal is a continuation of research under EMSL User Proposal #22791. Beginning in June, 2007 this proposal is to apply EMSL 1221's photoemission electron microscopy (PEEM) to…