EXPERIMENTAL STATION 7-3

CURRENT STATUS: Open
SUPPORTED TECHNIQUES: X-ray absorption spectroscopy
MAIN SCIENTIFIC DISCIPLINES: Structural Biology
% TIME GENERAL USE: 100%
SCHEDULING: see Proposal Submittal and Scheduling Procedures
SOURCE: 20-pole, 2-Tesla wiggler, 0.8 mrad beam, side station
BEAM LINE SPECIFICATIONS:
  energy range resolution
DE/E 		spot size
(fwhm)		 flux* angular
acceptance
unfocused
4600-37000 eV
 1 x 10-4
2 x 15 mm2
~1 x 1012
 0.8 mrad
*ph/sec @100 mA / 9 keV w 2x15 mm aperture
OPTICS: M0 mirror: Flat, bent, vertically collimating, 1 m, Si, Rh-coated, LN2-cooled monochromator
MONOCHROMATOR: Si(220) phi=0°, Si(220) phi=90° double-crystal, non-fixed exit slit
ABSORPTION: 762 microns Be, 205 microns C
INSTRUMENTATION: 30-element Ge detector array
LHe cryostat (4-200 K)
Ion chambers, PIPS detector
DATA ACQUISITION AND ANALYSIS: Data acquisition: XAS-Collect
Data analysis: EXAFSPAK
RESPONSIBLE STAFF: Matthew Latimer, 650-926-4944 (office), 650-714-9416 (cell)
Allyson Aranda, 650-926-3938 (office), 650-714-9415 (cell)
Erik Nelson, 650-926-5103 (office), 650-714-9407 (cell)
Serena DeBeer George, 650-926-4674 (office)
BEAM LINE PHONE NUMBER: 650-926-5273
GENERAL DESCRIPTION: BL7-3 is dedicated to biological x-ray absorption spectroscopy. Being an unfocused beam line, the main focus of experiments is on XAS of very dilute solutions of metalloproteins
SCIENTIFIC APPLICATIONS /
SELECTED RESULTS:
ENGINEERING NOTES: http://www-ssrl.slac.stanford.edu/safety/beamlines/bl7/

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Last Updated: 22 JUL 2008
Content Owner: Matthew Latimer
Page Editor: Nikola Stojanovic