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Tuesday, 20 October 2009 09:06 |
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Chemical and Materials
Scientific disciplines: Surfaces, interfaces, catalysis, environmental science, material science, electrochemistry
Endstations:
| GENERAL BEAMLINE INFORMATION |
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Operational
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Yes
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| Proposal cycle |
Proposals for General Sciences Beamlines (6-month cycle) |
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Source characteristics
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Bend magnet
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Energy range
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30-850 eV
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Monochromator
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SGM (gratings: 100, 600 lines/mm)
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Calculated flux (1.9 GeV, 400 mA)
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up to 1.5 x 1011 photons/sec, energy dependent
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Resolving power (E/ΔE)
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<10,000
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| Scientific disciplines |
Surfaces, interfaces, catalysis, environmental science, material science, electrochemistry. |
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Endstations
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Ambient pressure X-ray Photoelectron Spectroscopy (APXPS)*
Ambient pressure photoemission
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Local Contact / Spokesperson
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Advanced Light Source, Berkeley Lab
Phone: (510) 486-5471
Fax: (510) 486-4299 |
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Advanced Light Source, Berkeley Lab
Phone: (510) 486-2733
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Beamline phone number
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(510) 495-2109
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| ENDSTATION INFORMATION |
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Endstation name
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APXPS Endstation 1
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| Operational |
* This endstation is currently off-line |
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Characteristics
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Studies of atomic and electronic structure of surfaces; capability for circularly polarized radiation
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Detectors
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Channeltrons
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Spot size at sample
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~1 mm x 1 mm
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Sample format
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UHV-compatible solids up to 10 mm in diameter
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Sample preparation
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Sputtering, evaporation, quartz-crystal oscillator, LEED, XPS
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Sample environment
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UHV up to 1 Torr
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Special notes
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Sample transfer capability
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Experimental techniques
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Photoelectron diffraction, XPS, NEXAFS, MCD
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| ENDSTATION INFORMATION |
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Endstation name
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Scienta 4000R-Hipp (Ambient Pressure Endstation 2)
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| Operational |
Yes |
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Characteristics
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Three modes: High Transmission, Imaging, and ARPES
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Detectors
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Scienta MCP/CCD
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Spot size at sample
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~1mm x 1mm
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| Spatial resolution |
Up to 20 µm (1-D) in imaging mode |
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Sample format
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Vacuum-compatible solids up to 10 mm in diameter
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Sample preparation
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Sputtering, heating up to 1100K
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Sample environment
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UHV up to several Torr
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Experimental techniques
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Photoemission spectroscopy at ambient pressure of processes such as catalysis and corrosion, and of environmental and biological systems
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