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Menlo Park, CA  8-10 October 2003


PARTICIPANTS


Organizers

Benjamin Bostick is a faculty member in the Department of Earth Sciences at Dartmouth College. Research interests include the reactions of trace elements in soils, the chemistry and cycling of iron and sulfur in soils and sediments, and biogeochemistry. This research involves both field and laboratory-based work.

Timothy McPhillips received his Ph.D. in Chemistry from the California Institute of Technology in 1997. His graduate work focused on static and time-resolved x-ray crystallographic studies of phosphoglycerate kinase and the photosynthetic reaction center. Since 1997 he has worked at SSRL developing instrumentation, software, and computing infrastructure for the integrated research environment at the macromolecular crystallography beam lines.


Invited Speakers

Thomas Angelini is a Ph.D. graduate student in the department of Physics at the University of Illinois, Urbana-Champaign. He studies the role of electrostatics and counterion behavior in self assembled systems of biological macromolecules.

Herbert Axelrod is an Associate Project Scientist working with Professor George Feher in the Department of Physics at the University of California San Diego on the crystallization and x-ray structure determination of membrane protein complexes involved in bacterial photosynthesis. He received his Ph.D. degree in Biochemistry from the University of California Riverside in 1990 where he worked with Professor Alexander McPherson on the crystallization of single-stranded DNA binding proteins. After receiving his Ph.D, he joined Professor Feher's group where he continues to pursue research at present on the structure of the membrane bound photosynthetic reaction center-light harvesting 1 complex.

Arthur Bienenstock, a Professor of Materials Science and Engineering and of Applied Physics at Stanford University, has been appointed to the position of Vice Provost and Dean of Research and Graduate Policy at Stanford effective September 1, 2003. He currently serves as the director the Geballe Laboratory for Advanced Materials. He is also a former director of SSRL and more recently the Associate Director for Science of the Office of Science and Technology Policy. Throughout his Stanford career, Dr. Bienenstock has maintained a research group that has, among other things, contributed significantly to the ability to determine atomic arrangements in amorphous materials using synchrotron radiation.

Jeffrey Catalano is a Ph.D. candidate in the Department of Geological and Environmental Sciences at Stanford University. His research focuses on the characterization of uranium speciation in contaminated soils and sediments at the Hanford site, as well as examining the fundamental processes controlling the adsorption of uranium to clay and metal oxide surfaces."

Clara Chan is a graduate student in the Dept. of Earth and Planetary Science at the University of California, Berkeley. Her research is focused on the microbiology, microbial ecology and mineralogy of neutrophilic iron oxidizers and iron-oxide rich biofilms.

Russell Chianelli is a Professor of Chemistry, Materials and Environmental Sciences at the University of Texas at El Paso. Research interests include energy storage and conversion materials, transitions metal chalcogenide chemistry and physics, crystal growth, biological mineralization and calcification, solid state chemistry and physics of carbonates and phosphates, structure function relations in catalytic materials, bioremediation, environmental catalysis, phytoremediation, environmental statics, metal environmental contaminants.

Rhiju Das is a Ph.D. graduate student in in the Physics Department at Stanford University working with Dan Herschlag and Seb Doniach. His research focuses on how bio-polymers, especially RNAs, fold into well-defined complex structures.

Guadalupe de la Rosa is a Ph.D. student in Dr Jorge Gardea's group. Her research interest includes the elucidation of the heavy metal uptake mechanisms by tumbleweed (Salsola kali), a potential phytoremediator for polluted soils.

Patricia Dehmer, Associate Director of Science for Basic Energy Sciences, Department of Energy, since November 1995. Formerly a Senior Chemist at the Argonne National Laboratory, her research interests include vacuum ultraviolet, multiphoton, degenerate four-wave mixing, and laser-induced grating studies using ion mass analysis, electron kinetic energy analysis, and fluorescence spectroscopy analysis of the spectra and the decay dynamics of excited states of atoms, molecules, and van der Waals clusters. Rydberg state and excited state reactions; chemiionization reactions; ion-molecule reactions.

Jonathan Dorfan is a Stanford and SLAC Professor of Physics and Director of SLAC. Associated with SLAC since 1976, Dr. Dorfan became an Associate Director in 1994 to lead the B-Factory project to successful completion. His research areas are experimental particle physics and accelerator design.

Peter Eng is a Senior Research Associate at the James Franck Institute and the Consortium Advanced Radiation Sources (CARS) at the University of Chicago.

John Galayda is an Assistant Director at SLAC for the LCLS Program. Before coming to SLAC, he served as the Deputy Associate Laboratory Director for the Advanced Photon Source at the Argonne National Laboratory. He played a key role in the design, construction, and commissioning of both the Advanced Photon Source and the National Synchrotron Light Source.

Ben Gilbert is a Postdoctoral Researcher in the Department of Earth and Planetary Science at UC-Berkeley. Research interests include the structure, properties, and reactivity of nanoparticles; synchrotron x-ray research.

Jerry Hastings is a Staff Scientist at SSRL. His expertise is in the areas of x-ray scattering, x-ray diffraction, ultra fast x-ray pulses, free electron x-ray lasers, and condensed matter applications.

Robert Hettel is an Assistant Director for the Accelerator Systems Department at SSRL and the Project Manager for the SPEAR3 upgrade.

Keith Hodgson is the Howard H. and Jessie T. Watkins Stanford University Professor of Chemistry and SSRL Director. He is a pioneer in synchrotron-based biological research: performed the world's first SR protein crystal diffraction measurements; explored anomalous dispersion in what later became known as MAD; developed XAS for structural biology; and made early seminal contributions to biological SAXS.

Xiomara C. Kretschmer received her Ph.D. in Environmental Science and Engineering from the University of Texas at El Paso in 2002. Her graduate work centered on metal ion binding by cyanobacterial whole cells and purified peptidoglycan. She is currently performing research on the reproductive and endocrine disrupting effects of xenobiotics with special interests in endocrine disrupters that bind orphan nuclear receptors and alter steroid metabolism. Several plasticizers and pesticides have been shown to bind to receptors thought to be specific for steroid hormones. In turn, these chemicals may mimic or inhibit our natural hormonal responses. Specific projects include investigating the effects of the endocrine disrupter 4-nonylphenol on breast cancer proliferation and steroid metabolism.

Antonio Lanzirotti is a Microprobe Scientist at the University of Chicago - CARS and is also currently serving as the User's Executive Committee Chairman at the National Synchrotron Light Source.

Matthew Latimer

Michael S. Lubell is Chairman and Professor of Physics at the City College of the City University of New York (CCNY) and the Director of Public Affairs of The American Physical Society (APS). Dr. Lubell earned his Ph.D. from Yale University in 1969. He served on the faculty of Yale from 1971 to 1980 before joining Physics Department at CCNY in 1980. He has held concurrent positions as a Visiting Scientist at Brookhaven National Laboratory (1986-87), a Visiting Professor at the University of Texas-Austin (1990) and a DAAD Scientist at Universitšt Bielefeld (1993). Dr. Lubell is a Fellow of the American Physical Society (APS) and the American Association for the Advancement of Science and a member of the New York Academy of Sciences and Sigma Xi. He has served as an advisor to numerous politicians and government officials.

Myriam Perez De la Rosa is a PhD. Candidate working on the structure of amorphous and highly disordered transition metal sulfide catalysts. The transition metal sulfide catalysts are currently used in all petroleum refineries for improving the environment quality of the fuels by removing sulfur and other pollutants. Understanding of the structure of these materials will lead to more effective catalysts for the current applications and lead to other applications such as fuel cell electrodes.

John Peters is an Associate Professor in the Department of Chemistry and Biochemistry at Montana State University. His research interests deal mainly with investigating the structure/function relationships in metal-containing proteins. The structures serve as a basis for understanding the molecular mechanisms of enzyme-catalyzed reactions.

Ingrid Pickering, Canada Research Chair in Molecular Environmental Science and Associate Professor in the Department of Geological Sciences at the University of Saskatchewan. She will use the CLS to study the chemical fate of toxic elements in the environment and their impact on ecosystem and human health. Her work will increase understanding of these systems and provide a foundation for possible remediation strategies for contaminated areas. In her work as a Staff Scientist at SSRL, Dr. Pickering used XAS to investigate various potentially toxic elements occurring in bacteria, plants and insects.

Thomas Rabedeau

James Safranek is a Staff Scientist at SSRL who's research focuses on understanding, controlling, and improving the performance of synchrotron radiation storage rings. He will be in charge of commissioning SPEAR3.

Sam Shaw is a Lecturer in the Department of Earth Sciences at the University of Oxford, UK. His research focuses on the use of synchrotron radiation techniques (EDXRD, SAXS and EXAFS) to characterise the precipitation and crystallization of mineral phases.

Junko Yano is a post doc in the Vittal Yachandra / Ken Sauer group in the Physical Biosciences Division of Lawrence Berkeley National Laboratory, working on the structure and oxidation mechanism of the oxygen evolving complex of Photosystem II by using x-ray absorption spectroscopy and EPR.


Contributed Speakers


Constantina Bakolitsa completed a joint honors Biochemistry/Physics degree at the University of Salford, Manchester (UK) in 1996, before going on to earn her PhD in 1999 at the Biochemistry Department of the University of Leicester (UK) under the joint supervision of Bob Liddington and David Critchley. Since that time, she has been working at the Burnham Institute (La Jolla, CA) again in Bob Liddington's lab. Tina's current work has been an extension of her doctoral work, focusing on elucidating the structure and function of cytoskeletal proteins in an effort to further understanding of the nature of cell adhesion at a molecular level.


John Bilello, received his Ph. D. in Materials Science from the University of Illinois, 1965, he is currently Professor of Materials Science and Engineering and of Applied Physics at the University of Michigan, Ann Arbor and a Fellow of the Department of Materials at Oxford University, UK. His current research interests are concerned with the structure and properties of thin metallic, superconducting and quasicrystalline thin films as well as studies of the structure of bulk metallic glasses.


Anne Meyer is a Ph.D. student in the laboratory of Judith Frydman in the Department of Biological Sciences at Stanford University. Her research focuses on understanding the conformational cycle of the eukaryotic chaperonin.


Session Chairs

John Bargar is a Staff Scientist at SSRL specializing in spectroscopic studies in aqueous biogeochemistry, with emphasis on XAS investigations of mineral surface reactions.

Piero Pianetta is a Professor of Electrical Engineering at Stanford University and Assistant Director for the Experimental Systems and Research Department at SSRL. Research interests include ultrasensitive methods for analyzing contamination on silicon wafer surfaces and understanding the relationship between the atomic and electronic structure of semiconductor interfaces and their electrical properties.

Hiro Tsuruta is a Senior Scientist at SSRL. His research activities mainly focus on structural studies of oligomeric proteins and macromolecular assemblies primarily by non-crystalline x-ray scattering techniques.



Contact Cathy Knotts at
SSRL, 2575 Sand Hill Rd., MS 99, Menlo Park, CA 94025
Tel: 650-926-3191, FAX: 650-926-3600, E-mail: knotts@ssrl.slac.stanford.edu
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