Determination of X-ray flux using silicon pin diodes
2009

Measuring X-ray Flux with Silicon Pin Diodes

Sample size: 8 publication 10 minutes Evidence: moderate

Author Information

Author(s): Owen Robin L., Holton James M., Schulze-Briese Clemens, Garman Elspeth F.

Primary Institution: Swiss Light Source, Paul Scherrer Institute

Hypothesis

Can a simple model based on energy deposition in silicon accurately determine the X-ray flux incident on silicon pin diodes?

Conclusion

The study demonstrates that a simple model is sufficient to accurately determine the X-ray flux incident on high-quality silicon pin diodes.

Supporting Evidence

  • The model was validated through experiments at multiple beamlines.
  • The results showed good agreement between calculated and measured fluxes.
  • The study involved a comparison of various diode types and thicknesses.

Takeaway

This study shows how scientists can measure the amount of X-ray light hitting a special sensor called a silicon pin diode, which helps them understand how much energy is absorbed by their samples.

Methodology

The study involved developing a model for photon flux determination and conducting experiments to validate this model using various silicon pin diodes.

Limitations

The accuracy of the model may be affected by uncertainties in diode thickness and charge carrier recombination.

Digital Object Identifier (DOI)

10.1107/S0909049508040429

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication