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Beamline 17-BM-B: Powder Diffraction Beamline

X-ray Science Division, APS
Chemistry, Materials Science


17-BM is dedicated to rapid acquisition powder diffraction experiments using an area detector. The versatile set-up can accommodate a wide range of sample environments and is well suited to parametric/in situ/in operando measurements. Contact "" for general beamline inquiries.


Supported Techniques

  • Powder diffraction
  • High-pressure diamond anvil cell

Beamline Controls and Data Acquisition

EPICS/SPEC for beamline control;
QXRD for data acquisition;
GSAS-II for data processing.


  • Perkin Elmer a-Si Flat Panel

Additional Equipment

  • Oxford Cryosystems Cryostream (100-500 K)
  • Electrical Furnace (50-900C)
  • Diamond Anvil Cells (<10 GPa)
  • Flowcell/Controlled Atmospheres
  • Automatic filling of liquid nitrogen dewars
  • User-accessible computers for data processing

Local Contacts

Name WENQIAN XU (In-situ powder diffraction: controlled-atmosphere, variable temperature and pressure)
Phone 630.252.3851

Beamline Specs


Bending Magnet

Monochromator Type


Energy Range

15-18 keV

Resolution (ΔE/E)

1.5 x 10 -4

Flux (photons/sec)

4 x 1011 @15 keV

Beam Size (HxV)


250µm x 160µm

For additional information see:

Current Status:

Operational/Accepting General Users

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