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SSRL Beamlines: BL1-5 , BL4-2 , BL6-2 , BL7-1 , BL7-3 , BL9-1 , BL9-2 , BL9-3 , BL11-1 , BL11-3 , BL12-2

Beamline Name BL7-3
Beam Line Website http://www-ssrl.slac.stanford.edu/beamlines/bl7-3.html
Owner/Operator SSRL-SMB-XAS
Operational (general use) yes
%Time available (general use) 100
Beam Line Schedule http://www-ssrl.slac.stanford.edu/xray_schedule.html
Experiments XAS
Ring Current (mA) 100
Source 8-pole electromagnet wiggler, 1.8 T, Ec 10.8 keV
Acceptance (mrad) Acceptance up to 1.0 mrad
Mirror(s) None
Mirror cutoff (keV) N/A
Monochromator In-He; non-fixed exit slit; double flat crystal
Crystal type Si(220), Si(111), Si(400); water-cooled
Energy Range (keV) 2.4 - 35
Energy Resolution ~10E(-4), deltaE/E
Spot Size (mm) 2 x 20 (vertical x horizontal)
Flux ~10E(10) ph/sec at 9 keV, 100 mA, 3 GeV
Detector(s) 30-element Ge solid state array; Lytle detector; ion chambers
Cryostat(s) LHe, continuous flow
Other Instrumentation Motorized optical rail, slits, sample alignment stages
Special Capabilities n/a
Software ICS (instrumentation control); XAS Collect (acquisition, Ge30Plus (detector setup), SRS570 (amplifier control), EXAFSPAK (analysis)
Computer Hardware DECAlpha 500/266 (OpenVMS); PC (Windows NT); Terminal server (Windows 2000); OpenVMS server access
Backup Devices Local: CD writer (PC); Network: FTP, autobackup to server; Backup server: 4 mm DAT, 8 mm, TK50, CD writer (OpenVMS)
Lab Facilities Sample prep lab; coldroom
Biohazard NIH P2
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