Photon Factory

KEK

AR-NW10A : XAFS (High-Energy) Experiments

Overview

Beamline group  Group 3 (X-ray Spectroscopy)
Techniques
  • XAFS (X-ray Absorption Spectroscopy)
  • Other experiment with monochromatized X-ray
Features
  • An experimental station has been designed for hard X-ray XAFS experiments.
  • Higher energy region (Max. 42 keV) is available than 2.5-GeV PF’s beamlines.
Area of research
  • Materials Chemistry
  • Materials Engineering
  • Earth and Environmental Science
  • Biological Science etc.
Contacts
  • Manager : Daiki KIDO daiki.kido(at)kek.jp
  • Sub manager : Hitoshi ABE hitoshi.abe(at)kek.jp
  • Sub manager : Yasuhiro NIWA yasuhiro.niwa(at)kek.jp
  • Sub manager : Ai MATSUOKA ai.kamijo(at)kek.jp
  • Sub manager : Hiroaki NITANI hiroaki.nitani(at)kek.jp
    Please change (at) to @ in the e-mail address.
Special notes
  • When you planning any experiment other than XAFS, please contact us before submit your research proposal.
  • You have to submit "experimental plan" before experiment. Please check PFXAFS website.

Performance

Source
  • 6.5/5.0GeV PF-AR Bending magnet(NW10)
  • Horizontal acceptance 1 mrad
Optics
  • Cam-drive (Kohzu system), water cooled double Si(311) crystal monochromator, Quick scan available
  • Pt coated bent cylinder mirror for focusing
  • Rh coated double flat mirror for higher harmonics reduction*
    *Low energy mode (< 14 keV) only
Energy range
  • 8 - 42 keV
Resolution (ΔE/E)
  • ~ 1 x 10-4
Beam size
  • 1.7 mm (H) x 0.8 mm (V)
Photon flux
  • 6 x 1010 photons/s(25 keV)
Instruments
  • Standard XAFS experiment system (Transmission and Fluorescent mode)
  • Quick Scan XAFS measurement system
Detectors
  • Ionization chamber (5 cm, 17 cm ,31 cm)
  • Lytle detector
  • 21-elements Ge-SSD
Remote / Mail-in
  • not available
Special notes
  • Users instruments : acceptable (Please contact with the beamline manager.)
  • Experimental hutch : 4.0 m (L) x 3.2 m (W) x 2.8 m (H)
  • Hutch door : 2.4 m (W) x 2.4 m (H)
  • Optical table : 2000 mm (L) x 1200 mm (W)
  • Electric power, high-pressure gas available
  • Standard setup : Room temperature and Ambient pressure
  • Cryo-cooler with temperature control is available (300 – 20K under vacuum)
  • Computer-controlled gas mixing and flow system with heated sample cell for in situ experiment

More information

References

  1. M. Nomura et al., AIP Conf. Proc., 882, 896 (2007), doi: 10.1063/1.2644697

Publications

KEK-PF Publication Database (Publications of AR-NW10A)

Last updated: 2024-8-2