Advanced Photon Source

An Office of Science National User Facility

Spectroscopy: Beamline 20-ID

Beamline Specs
Energy Range Monochromator Type (LN2-cooled) Resolution Flux Beam Size
(horiz x vert)
  Unfocused Focused
4.3-27 keV Si 111 1.4 x 10 -4 1 x 10 13 @10 keV 1mm x 3mm  
8-50 keV Si 311  0.3 x 10-4  2 x 10 12    
4.3-27 keV Si 111       400µm x 100µm
4.3-27 keV Si 111   1 x 10 12 @10 keV   5µm x 5µm
4.3-27 keV Si 111   1 x 10 11 @10 keV   1µm x 1µm
Beamline Controls and Data Acquisition
  • Windows XP with LabView
Detectors
  • Microspec WDX wavelength dispersive spectrometer
  • ionization chambers
  • multi element and single element Ge
  • NaI scintillation
  • Pilatus 100K
  • PIN diodes
  • plastic scintillator
  • Si diodes
  • Log Spiral Fluorescence detectors
  • LERIX Spectrometer
  • miniXS Spectrometers
  • Vortex Si drift (single, 4-element)
  • Polycapillary optic for confocal microscopy (works with single-element Vortex)
Additional Equipment
  • MBE-capable surface XAFS, diffraction, reflectivity and standing wave chambers (20-ID-C)
  • diamond phase plate
  • 8-circle psi geometry diffractometer
  • Ti-sapphire laser (20-ID-C) for 100 psec time resolved XAFS