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FRAM™ Multi

Fixed Energy Response Function Analysis with Multiple Efficiency

FRAM Multi is an advanced gamma spectroscopy solution for accurate, efficient and relative isotopic abundances determination of plutonium, uranium, and other actinides in nuclear measurement applications. Designed for both laboratory and field use, it combines robust algorithms, broad detector compatibility, and automated workflows to deliver reliable, auditable results for waste management, safeguards, fuel cycle, military, and research customers.

Tag Features

  • Accurate Isotopic Abundance Determination: Reliable analysis for relative isotopic concentration of plutonium, uranium, and actinides - even in complex or shielded samples
  • Detector Support: Compatible with HPGe, LaBr₃, and CZT detectors for lab and field use
  • Automated & Efficient Workflows: Built-in diagnostics, adaptive analysis, and batch automation minimize manual steps and errors
  • Advanced Spectrum Processing: Combine, shift, broaden, and subtract spectra for robust results; includes instantaneous simulation and real-time acquisition
  • Empirical and Physical Efficiency: Delivers fast, calibration-free efficiency via empirical model. For even greater accuracy, a physical model can be applied to optimize geometry for complex and unknown sources.
  • Editable Parameter Sets: Expanded analysis options for complex samples, delivering greater flexibility and improved accuracy

Description

Advanced Isotopic Abundance Determination Software

Compatible with high-resolution high-purity germanium (HPGe), cadmium zinc telluride (CZT), and lanthanum bromide (LaBr₃) detectors, FRAM Multi software delivers accurate determination of isotopic composition—even in complex, shielded, or unknown samples.

Reliable Isotopic Abundance Determination for Complex Nuclear Applications

FRAM Multi leverages advanced spectrum processing and enhanced isotopic algorithms, along with two efficiency approaches: an empirical, efficiency-independent model and a physics-based efficiency calibration method for unknown sources. These capabilities enable accurate analysis across diverse sample types—including heterogeneous materials—supporting waste management, safeguards, fuel cycle operations, and research.

In nuclear safeguards, FRAM Multi complements neutron coincidence counting and calorimetry, providing reliable gamma spectrometry results that support total plutonium mass determination and regulatory compliance.

Designed for ease-of-use, the software accepts multiple spectrum formats (including IEEE N42) and supports both drag-and-drop loading and command-line batch runs. Results can be exported to detailed CSV files that include key metrics, uncertainties, isotope ratios, and time stamps for traceability. Reproducibility is supported through parameter management, while role-based access limits sensitive functions, and built-in documentation reduces the amount of training needed.

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