Table 2.

Absorbed dose rates per unit activity (S-values, in mGy/MBq.s) in the reaction fluid for different volumes of ²¹³Bi, ²¹³Po, ²⁰⁹Tl and ²⁰⁹Pb. The different contributes to the S-value (α, β, low energy electrons and γ-rays) are indicated separately

213Bi	10 μL	50 μL	100 μL	200 μL	400 μL	800 μL
5.97 MeV α	1.94	0.39	0.19	0.097	0.049	0.024
β-particles	2.98	0.80	0.44	0.24	0.13	0.066
Auger + IC e−	0.20	0.048	0.026	0.013	0.0067	0.0034
γ-rays	0.0054	0.0019	0.0012	0.0007	0.0005	0.0003
Total	5.12	1.24	0.67	0.35	0.18	0.094
213Po
8.38 MeV α	130	26.4	13.3	6.6	3.3	1.7
209Tl
β-particles	3.17	0.94	0.55	0.30	0.17	0.08
Auger + IC e−	0.36	0.08	0.04	0.02	0.01	0.01
γ-rays	0.04	0.02	0.01	0.01	0.00	0.00
Total	3.57	1.03	0.60	0.33	0.18	0.09
209Pb
β-particles	2.33	0.53	0.28	0.14	0.07	0.04