AttoMap X-ray Fluorescence Microscope

COMPOSITIONAL ANALYSIS AND MICROSCOPY WITH X-RAY FLUORESCENCE

The Sigray AttoMap™ is a powerful x-ray fluorescence microscope with the highest resolution and highest sensitivity laboratory fluorescence capabilities available, enabled by patented technology.

  • Highest resolution micro x-ray fluorescence

  • Rapid throughput down to 5 ms/point

  • Unprecedented sensitivity of sub parts per million… within 1 second, up to orders of magnitude higher in sensitivity than alternative techniques such as SEM-EDS

Description

Dopant Concentrations and Thin Film Thickness

Quantitative analysis of thin films, coatings, and buried layers down to sub-atomic equivalent thicknesses and dopants at 10^14 atoms/cm^2 can be obtained through standard-less fundamental parameters or with standards. Thickness variations at the microns-scale can be determined.

Trace Element & Nanoparticle Analysis

The AttoMap provides unprecedented sensitivity of sub-femtogram (and sub-ppm) to measure the distribution of multiple elements simultaneously. Applications include: rare earth elements in geological samples, nanoparticles (e.g. 50-100 nm), metallomics, forensics, contaminants in advanced materials, and more.

Mineralogy for Mining & Oil and Gas

Measurements and elemental imaging to determine co-location of trace-level minerals and rare earth elements at ppm-scale is possible at microns-scale

Quantitative Composition

Elemental composition and their relative percentages can be obtained for both point analysis and for larger regions, including specific regions of interest or the complete sample. Data is acquired and stored as a hypermap, with each pixel and its spectra, for ultimate flexibility in analysis.

COMPARE TO LEADING CONVENTIONAL MICROXRFS:

  1. Highest resolution: <8-12 um spot
  2. Highest sensitivity: sub-ppm & sub-femtogram
  3. Fastest: single minute  vs. half a day for equivalent measurements, with up to 100X throughput
  4. Most accurate quantification, due to achromatic focusing
  5. Superior sample flexibility for large and heavy samples or uneven sample surfaces
  6. Correlative capabilities within a single system (includes 2D x-ray microscopy and optical microscopy)

Technology for Synchrotron Performance

HOW DOES THE ATTOMAP ACHIEVE ITS SUPERIOR PERFORMANCE?

The AttoMap features key innovations in its:

  1. High brightness x-ray source with 50X brightness of microfocus sources used in conventional microXRFs
  2. Paraboloidal x-ray optics with major advantages over conventional polycapillary microXRF systems, including
  3. Unique detector geometry with 3-4X collection angle than conventional systems

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