Research Article
Efficiency Analysis and Comparison of Different Radon Progeny Measurement Methods
Table 2
Experimental results of different methods.
| | Sampling time | | Methods | EEC (Bq/m3) | Uncertainty (%) | Concentration (Bq/m3) | |
218Po |
214Pb |
214Bi |
| | 5 min | 1 | Thomas () | 3741 | 3.3 | 3226 | 3539 | 4158 | | 2 | Nazaroff () | 3953 | 1.1 | 4151 | 4106 | 3690 | | 3988 | 1.2 | 4619 | 4197 | 3531 |
| | 10 min | 3 | Kerr () | 3970 | 1.2 | 6845 | 3495 | 3819 | | 4 | (8) | 3944 | 3.0 | 3028 | 3772 | 4431 | | (10) | 4002 | 1.9 | 3409 | 3912 | 4289 | | 5 | (8) | 3915 | 1.4 | 5567 | 3687 | 3768 | | (10) | 3908 | 1.0 | 5567 | 3668 | 3776 | | 6 | (1) | 3979 | 1.1 | 5569 | 3988 | 3527 | | 7 | (8) | 3996 | 0.4 | 5569 | 3977 | 3588 | | (10) | 4090 | 0.4 | 5630 | 4097 | 3654 |
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