Table 3.
Radium equivalent (Raeq), absorbed gamma radiation dose rate (D), and indoor annual effective dose rate (AEDR) in Homa.
| Sample ID | 226Ra Raeq (ARa) | 232Th Raeq (1.429ATh) | 40K Raeq (0.0769Ak) | Raeq (total) (Bg/kg) | D (nGy/h) | Indoor AEDR (mSv/y) |
|---|---|---|---|---|---|---|
| Homa1 | 259 ± 21 | 855 ± 68 | 73 ± 6 | 1186 ± 95 | 520 ± 47 | 2.68 ± 0.21 |
| Homa2 | 178 ± 14 | 957 ± 80 | 100 ± 8 | 1235 ± 99 | 541 ± 49 | 2.79 ± 0.22 |
| Homa3 | 67 ± 5 | 704 ± 63 | 80 ± 6 | 851 ± 68 | 372 ± 33 | 1.92 ± 0.15 |
| Homa4 | 129 ± 10 | 902 ± 71 | 85 ± 7 | 1116 ± 89 | 487 ± 44 | 2.51 ± 0.20 |
| Homa5 | 31 ± 2 | 170 ± 49 | 47 ± 4 | 248 ± 20 | 112 ± 10 | 0.58 ± 0.05 |
| Homa6 | 216 ± 17 | 504 ± 53 | 59 ± 5 | 779 ± 62 | 345 ± 31 | 1.78 ± 0.14 |
| Homa7 | 51 ± 4 | 473 ± 51 | 58 ± 5 | 582 ± 47 | 255 ± 23 | 1.31 ± 0.11 |
| Homa8 | 45 ± 4 | 733 ± 63 | 79 ± 6 | 858 ± 69 | 374 ± 34 | 1.93 ± 0.15 |
| Homa9 | 157 ± 13 | 180 ± 56 | 61 ± 5 | 398 ± 32 | 182 ± 16 | 0.94 ± 0.07 |
| Homa10 | 16 ± 1 | 120 ± 3 | 42 ± 3 | 178 ± 14 | 81 ± 7 | 0.42 ± 0.03 |
| Homa11 | 223 ± 18 | 600 ± 60 | 76 ± 6 | 899 ± 72 | 398 ± 36 | 2.05 ± 0.16 |
| Homa12 | 220 ± 18 | 596 ± 57 | 64 ± 5 | 879 ± 70 | 388 ± 35 | 2.00 ± 0.16 |
| Homa13 | 78 ± 6 | 540 ± 68 | 74 ± 6 | 692 ± 55 | 305 ± 27 | 1.57 ± 0.13 |
| Homa14 | 191 ± 15 | 684 ± 59 | 65 ± 5 | 941 ± 75 | 413 ± 37 | 2.13 ± 0.17 |
| Homa15 | 72 ± 6 | 524 ± 57 | 68 ± 5 | 665 ± 53 | 292 ± 26 | 1.50 ± 0.12 |
| Average | 129 ± 10 | 570 ± 46 | 69 ± 5 | 767 ± 61 | 338 ± 30 | 1.74 ± 0.14 |