Monte Carlo dosimetry of the 60Co sources of a new GZP3 HDR afterloading system

Wu, Junxiang; Kang, Shengwei; Wang, Pei; Li, Jie; Wang, Xianliang

doi:10.1186/s13014-023-02207-6

Radiation Oncology

Table 4 1D and 2D anisotropy function calculated for the new GZP3 ⁶⁰Co afterloading system of Channel 1 and 2 by Geant4

From: Monte Carlo dosimetry of the ⁶⁰Co sources of a new GZP3 HDR afterloading system

θ(°)	r (cm)
θ(°)	0.25	0.5	0.75	1.0	1.5	2.0	2.5	3.0	4.0	5.0	6.0	7.0	8.0	10.0
0	0.717	0.945	0.951	0.950	0.954	0.928	0.932	0.969	0.952	0.936	0.940	0.968	0.946	0.935
5	0.711	0.941	0.954	0.960	0.961	0.954	0.975	0.965	0.978	0.964	0.949	0.970	0.946	0.958
10	0.705	0.948	0.956	0.967	0.965	0.970	0.973	0.971	0.964	0.969	0.968	0.978	0.955	0.960
15	0.787	0.942	0.953	0.963	0.963	0.964	0.967	0.968	0.968	0.966	0.970	0.973	0.962	0.968
20	0.760	0.942	0.967	0.972	0.962	0.966	0.969	0.963	0.961	0.959	0.967	0.974	0.969	0.967
25	0.733	0.947	0.960	0.972	0.963	0.969	0.961	0.970	0.970	0.961	0.973	0.977	0.970	0.965
30	0.774	0.948	0.970	0.977	0.964	0.974	0.973	0.969	0.975	0.970	0.968	0.975	0.976	0.981
40	0.803	0.972	0.983	0.990	0.980	0.979	0.984	0.979	0.986	0.985	0.977	0.982	0.991	0.984
50	0.884	0.984	0.987	0.987	0.988	0.994	0.987	0.991	0.988	0.991	0.991	0.986	0.993	0.990
60	0.941	0.994	0.994	0.994	0.992	0.996	0.992	0.996	0.993	0.993	0.995	0.996	1.000	0.994
70	0.972	0.998	0.991	1.002	0.992	0.993	0.999	0.998	1.002	0.995	1.000	0.994	1.002	1.000
80	0.991	1.002	0.995	1.000	0.995	0.998	1.002	1.001	1.000	0.997	0.998	1.000	1.000	1.000
90	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000	1.000
100	0.995	0.997	0.996	1.004	0.999	0.998	1.001	1.000	1.003	0.999	0.999	1.001	1.003	0.998
110	0.978	0.998	1.000	0.995	0.996	0.997	0.999	1.001	0.998	0.993	0.999	0.994	1.002	1.002
120	0.949	0.994	0.994	0.998	0.993	0.994	0.994	0.995	0.998	0.998	0.995	0.998	0.994	0.995
130	0.921	0.983	0.991	0.993	0.987	0.995	0.990	0.994	0.991	0.987	0.990	0.994	0.995	0.994
140	0.834	0.977	0.979	0.992	0.982	0.983	0.984	0.983	0.985	0.981	0.981	0.985	0.985	0.983
150	0.825	0.945	0.968	0.969	0.967	0.975	0.975	0.972	0.973	0.968	0.973	0.975	0.973	0.972
155	–	0.912	0.950	0.959	0.954	0.962	0.963	0.961	0.961	0.961	0.960	0.959	0.962	0.969
160	–	0.859	0.947	0.946	0.937	0.945	0.949	0.948	0.941	0.949	0.945	0.947	0.943	0.939
165	–	0.802	0.921	0.927	0.921	0.922	0.924	0.927	0.932	0.931	0.928	0.935	0.932	0.933
170	–	–	0.915	0.923	0.907	0.915	0.918	0.920	0.925	0.925	0.919	0.917	0.927	0.924
175	–	–	–	–	–	0.929	0.922	0.920	0.920	0.923	0.927	0.928	0.907	0.931
ϕ_an(r)	–	–	–	–	–	0.993	0.994	0.994	0.994	0.992	0.993	0.994	0.996	0.994

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