Classical XAS station: multi-element solid state detection
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Beam size: 100x300 µm2
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Energy range: 4.8 to 40keV
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Detection systems:
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Transmission mode: diodes collecting photons scattered by air in a black chamber for both incident and transmited intensity measurements
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Fluorescence mode: 30-element Ge detector (resolution about 250eV for a total counting rate around 30 000 cts/s/elt)
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Sample environment: any system weighting less than 100 kg, with convenient windows. See Sample environments page.
High dilution XAS station: crystal analyser spectrometer
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Beam size: 100x300 µm2
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Energy range: 4.8 to 20keV
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Detection system: 5-crystal analyser spectrometer (resolution about 1-2eV). The beamline possesses several types of crystals with 1m bending radius:
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Ge331 (5 cristals)
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Ge110 (3 crystals mid-April 2014)
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Ge111 (1 crystal)
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Ge422 (1 crystal)
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Si111 (diced, 1 crystal)
All crystals were provided by XRS Tech. Please see here the corresponding fluorescence lines. Contact us if you need another one.
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Sample environment: path between sample and crystals is under helium. Possible sample environments are limited. ESRF mini-cryostat (on the beamline) can be used, as well as heating systems such as gas blower furnace (from the ESRF environment pool). See Sample environments page.
Micro-beam XAS station
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Beam size: 10x10 µm2 obtained by a Kirkpatrick-Baez system.
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Energy range: 4.8 to 20 keV
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Detection system: Vortex SDD fluorescence detector
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Sample environment: possible sample environments are limited by the small available space. Diamond anvil cells can be used as well as heating systems such as Linkam ones. See Sample environments page.