BL15A1 Micro-beam XAFS

Techniques

XAFS(X-ray Absorption Fine Structure)

  • Energy range: 2.1 – 15 keV (2.1 – 5 keV with Mirror)
  • Transmission mode: QXAFS
  • Fluorescent mode: Single-SDD, Lytle detector (installation in progress)

XRD

  • Goniometer 2θ (for PILATUS): 0 – 90 deg.

Other experimental with monochromatized X-ray

  • Please contact us BEFORE submitting a proposal.

Light source

Insersion Device SGU#15

  • Ring energy: 2.5 GeV
  • Max. current: 450 mA (Usually Top-up operation)
  • Critical energy: 4 keV
  • Horizontal acceptance: 0.2 mrad

Beamline optics

Monochromator

  • Si(111) Liquid LN2-cooled double crystal
  • Energy range: 2.1 – 15 keV
  • Numerical-drive (Toyama system)

Focusing system

for Horizontal
  • Bent flat mirror (Rh coated)
  • Double 16-element Bimorph mirror (Rh coated)
for Vertical
  • Bent flat mirror (Rh coated)
  • Standard beam size: 0.02H x 0.02V mm

Others

  • Double flat morror (Ni coated) for higher harmonics reduction

Performance

Focused and Monochromatized mode

  • Energy range: 2.1 – 15 keV*
    *2.1 – 5 keV with higher harmonics reduction mirror
  • Energy resolution: ΔE/E~2×10-4
  • Photon flux at sample position: 3.5×1011 phs/s (7.5 keV)

Experimental station

Experimental hutch

  • Hutch size: 3.2L x 4.0W x 3.0H m
  • Door size: 2.0W x 2.4H m

Standard setup for spectromicroscopy

  • Flat table size: 1200L x 800W mm
  • XAFS/XRF/XRD setup: Ionization chumber, SDD, PILATUS 100k

Beamline staff

Beamline manager

  • 武市 泰男 / TAKEICHI Yasuo (KEK-PF)
    yasuo.takeichi[@]kek.jp

Sub manager

  • 仁谷 浩明 / NITANI Hiroaki (KEK-PF)
    hiroaki.nitani[@]kek.jp
  • 松岡 亜衣 / MATSUOKA Ai (KEK-PF)
    ai.kamijo[@]kek.jp

ユーザー向け情報

BL15A1、BL15A2実験ステーションはタンデム配置となるため、排他利用となります。

XAFS/XRFマッピング測定データ解析マニュアル

2016-04-22版

ステーション紹介データ

実験に関すること等、お気軽にお問い合わせください。

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