School of Physics and Nuclear Energy Engineering;
Beihang University;
Beijing 100191;
China;
Beijing Advanced Innovation Center for Big Data-Based Precision Medicine;
Beihang University;
Beijing 100083;
China;
Department of Radiation Oncology;
PLA General Hospital;
Beijing 100853;
China;
State Key Laboratory of Radiation Medicine and Protection;
School of Radiation Medicine and Protection;
Soochow University;
Suzhou 215123;
China;
Attenuation coefficient; Interaction mechanisms; Gamma rays; High-energy X-rays; Therapy and protection;