A versatile microprobe for x-ray fluorescence imaging and spectroscopy of biological systems.
X-ray capabilities
X-ray fluorescence (XRF) elemental imaging with:
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Tunable spatial resolution, from ≥50 µm to <1 µm spot size
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Tunable energy from 5-70 keV
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Few µm spatial resolution at energies above 40 keV
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3D XRF imaging: tomography and confocal modes
X-ray absorption spectroscopy (XAS) oxidation state measurements:
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XRF-directed point measurements
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2D XAS mapping
X-ray diffraction (XRD) phase identification and crystallinity:
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XRF-directed point measurements
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2D XRD mapping
Multimodal capabilities
- Simultaneous XRF and XRD mapping
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Registration of XRF with complementary microscopy
Supporting capabilities
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Open sample area for custom environments, e.g. beamline-compatible in-situ growth chamber, rhizobox, or cryostat
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Dedicated sample prep facilities including microtome
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Complementary optical, fluorescence, and vibrational spectroscopy imaging
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On-site larger growth chamber for plants during beamtime
Beamline summary table
| Description: | A versatile microprobe for x-ray fluorescence imaging and spectroscopy of biological systems |
| Lead Scientist: | Louisa Smieska |
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Beamline Capabilities: |
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| Energy Range: | 5-70 keV |
| Energy resolution: | Choice of monochromator for high-flux mode (fastest XRF imaging) or high-energy-resolution mode (XAS, XRD) |
| Spot Size: |
<1 µm for 5-30 keV Few µm for 30-70 keV |
| Other key features: |
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