NUCLEAR TECHNIQUES, Volume. 48, Issue 3, 030501(2025)
Simulation calculation of DNA damage induced by high-energy protons and heavy ions in space
Fig. 1. The energy distribution and flux share of the main particle types in galactic cosmic rays of solar minimum(a) Protons, (b) Helium ions, (c) Carbon ions, (d) Iron ions
Fig. 2. Energy spectra comparison of proton in galactic cosmic rays of solar minimum and maximum(a) Solar minimum, (b) Solar maximum
Fig. 3. The variation of the linear energy transfer (LET) of six types of radiation particles with increasing energy
Fig. 4. The yield of SSBs induced by monoenergetic radiation particles at different energies(a) Protons, (b) Helium ions, (c) Carbon ions, (d) Oxygen ions, (e) Silicon ions, (f) Iron ions
Fig. 5. The yield of DSBs induced by monoenergetic radiation particles at different energies
Fig. 6. RBEDSB of six 1 000 MeV high-energy radiation particles under 21% and 2% oxygen concentrations
Fig. 7. Differential energy spectrum of typical solar proton event
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Jie QI, Qingqian YAN. Simulation calculation of DNA damage induced by high-energy protons and heavy ions in space[J]. NUCLEAR TECHNIQUES, 2025, 48(3): 030501
Category: NUCLEAR PHYSICS, INTERDISCIPLINARY RESEARCH
Received: Sep. 6, 2024
Accepted: --
Published Online: Apr. 15, 2025
The Author Email: QI Jie (3090305586@qq.com)