Revisiting the (7)Li(p,n)(7)Be reaction near threshold

Area of Science:

• Nuclear physics
• Medical physics
• Radiation oncology

Background:

• Accurate neutron source modeling is crucial for Boron Neutron Capture Therapy (BNCT) simulations.
• Monte Carlo simulations require reliable data for neutron generation, especially near the reaction threshold.

Purpose of the Study:

• To compile and analyze experimental neutron data for the ⁷Li(p,n) reaction near threshold.
• To develop a consistent parameter set for an accurate neutron source model for BNCT simulations.

Main Methods:

• Systematic review and analysis of published experimental data.
• Evaluation of cross sections, differential neutron yields, and total yields.
• Sensitivity analysis of fitting parameters to various variables.

Main Results:

• Collected and analyzed scattered experimental neutron data for the ⁷Li(p,n) reaction.
• Identified a consistent set of parameters for neutron source modeling.
• Demonstrated the sensitivity of fitting parameters to different variables.

Conclusions:

• The derived parameter set enables accurate evaluation of the neutron source near threshold for BNCT.
• This work provides a foundation for improved Monte Carlo simulations in Boron Neutron Capture Therapy.
• The analysis highlights the importance of experimental data for refining nuclear reaction models.