APS Spectroscopy Group
Sector-20 ID and BM Beamlines, & Sector-9 BM

at the Advanced Photon Source

Argonne National Laboratory
A Partnership between the X-ray Science Division and the Canadian Light Source
CLS@APS HISTORY BEAMLINES RESEARCH USER INFO LINKS CONTACTS
Canadian Light Source   Advanced Photon Source

20-BM: Sector 20 - Bending Magnet Beamline

 

References:

Beamline: J. Synchrotron Rad. (1999). 6, 347-349 - DOI: 10.1107/S090904959801677X

 

 

Supported Techniques

X-ray absorption fine structure (XAFS)
Micro-fluorescence

Micro-XAFS

Micro-diffraction

Time-resolved X-ray Excited Optical Luminescence

Diffraction Anomalous Fine Structure

 
 
Discipline

·Material Science
·Environmental Science

·Chemistry
 
Source
Bending Magnet
 
Beamline Specs
Energy Range Monochromator Type Resolution Flux Beam Size
(horiz x vert)
@10 keV Unfocused Focused
2.7-32.7 keV Si 111 1.4 x 10-4 1011 30mm x 1mm 10000µm x 50µm, HR
2.7-32.7 keV Si 111   2 x 108   5µm x 5µm, KB
2.7 - 30 keV Si 111   1011   500µm x 200µm, Toroidal
 
Beamline Controls and Data Acquisition
Windows 7 with LabView-based interface to EPICS
 
Detectors
· ionization chambers
· multi element Canberra  Ge
· Vortex Si drift detector (single, 4-element)
· NaI scintillation
· Si diodes
· log spiral fluorescence detector
 
Additional Equipment

· 4-circle kappa geometry diffractometer
· displex low temperature stage (10-300K)
· K-B mirror for 5 micron

· X-ray Excited Optical Luminescence (Time-Resolved, non-TR)
Frequent APS Links:
Ops Information
SR Status
User Portal
ESAF		 Beamline Schedules
Advisory Committee
Argonne Guest House
Publication Database		 Other Frequent Links:
Absorption of Gases
Estimate of photon flux
McMaster Tables
LBNL X-ray Tools		 Commissioning Notebook
(internal only)
Physical Constants
X-ray Data Booklet 
Sector 20 and 9-BM operations are supported by the US Department of Energy and the Canadian Light Source.
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