ADOPTED LEVELS, GAMMAS for 214Rn
Authors: Shaofei Zhu and E. A. Mccutchan | Citation: Nucl. Data Sheets 175, 1 (2021) | Cutoff date: 1-May-2021
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-3361 keV 12 | S(n)= 6695 keV 10 | S(p)= 5029 keV 10 | Q(α)= 9208 keV 9 | ||
Reference: 2021WA16 |
References: | |||
A | 218Ra α decay | B | (HI,xnγ) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | AB | 0+ | 259 ns 3 % α = 100 | |||||
694.7 10 | AB | 2+ | < 1.4 ns | 694.7 | 100 | E2 | 0.0 | 0+ |
1141.2 15 | B | 4+ | < 1.4 ns | 446.5 | 100 | E2 | 694.7 | 2+ |
1331.7 15 | B | 637.0 | 100 | 694.7 | 2+ | |||
1442.7 18 | B | 6+ | 0.69 ns 21 % α > 0 % IT < 100 | 301.5 | 100 | E2 | 1141.2 | 4+ |
1625.1 20 | B | 8+ | 6.5 ns 17 % IT = 95.9 10 % α = 4.1 10 | 182.4 | 100 | E2 | 1442.7 | 6+ |
1800.5 18 | B | 468.8 | 100 | 1331.7 | ||||
1928.0 22 | B | 10+ | 0.90 ns 21 | 302.9 | 100 | E2 | 1625.1 | 8+ |
1944.9 23 | B | (10)+ | 319.8 | 100 | (Q) | 1625.1 | 8+ | |
2028.2 23 | B | (10)+ | 403.1 | 100 | (Q) | 1625.1 | 8+ | |
2099.7 25 | B | 154.8 | 100 | 1944.9 | (10)+ | |||
2208.6 20 | B | 765.9 | 100 | 1442.7 | 6+ | |||
2320.5 25 | B | 292.3 | 100 | 2028.2 | (10)+ | |||
2377.1 22 | B | (10+) | 449.2 752.0 | 60 10 100 10 | (Q) | 1928.0 1625.1 | 10+ 8+ | |
2394.7 23 | B | 11- | < 1.4 ns | 466.7 | 100 | E1+M2 | 1928.0 | 10+ |
2504.6 23 | B | 296.0 | 100 | 2208.6 | ||||
2557.1 24 | B | (12)+ | 629.1 | 100 | (Q) | 1928.0 | 10+ | |
2648.6 24 | B | (11,12)- | 254.0 | 100 | M1 | 2394.7 | 11- | |
2668.2 25 | B | 723.3 | 100 | 1944.9 | (10)+ | |||
2676.1 23 | B | 13- | 3.7 ns 3 | 281.5 748.2 | 100.0 14 5.2 6 | E2 (E3) | 2394.7 1928.0 | 11- 10+ |
2682.2 23 | B | 305.1 754.2 | 75 17 100 17 | 2377.1 1928.0 | (10+) 10+ | |||
2689.1 25 | B | 744.2 | 100 | 1944.9 | (10)+ | |||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2878.2 23 | B | 12+ | < 1.4 ns | 202.2 229.6 483.4 950.1 | 3.3 3 1.8 4 0.78 21 100 4 | [E1] [E1] [E1] E2 | 2676.1 2648.6 2394.7 1928.0 | 13- (11,12)- 11- 10+ |
2917.1 25 | B | 522.4 | 100 | 2394.7 | 11- | |||
3148.0 24 | B | 14+ | < 1.4 ns | 269.9 471.9 | 29.3 12 100.0 18 | [E2] E1+M2 | 2878.2 2676.1 | 12+ 13- |
3269 3 | B | (14+) | 120.6 | 100 | 3148.0 | 14+ | ||
3328 3 | B | 16+ | 5.1 ns 3 | 59? 179.8 | 100.0 18 | E2 | 3269 3148.0 | (14+) 14+ |
3465 3 | B | (16+) | 317.3 | 100 | (Q) | 3148.0 | 14+ | |
3490 3 | B | 18+ | 44 ns 3 | 162.2 | 100 | E2 | 3328 | 16+ |
3540 3 | B | 212.2 | 100 | 3328 | 16+ | |||
3579 3 | B | (18-) | 88.6 | 100 | 3490 | 18+ | ||
3610.4 24 | B | (16+) | 462.4 934.3 | 100 18 27 9 | 3148.0 2676.1 | 14+ 13- | ||
3746 3 | B | 19- | 2.4 ns 3 | 167.1 255.8 | 6.8 7 100.0 21 | [M1+E2] E1 | 3579 3490 | (18-) 18+ |
3753 3 | B | 425.4 | 100 | 3328 | 16+ | |||
3791 3 | B | 45.3 | 100 | 3746 | 19- | |||
3827 3 | B | (20-) | 81.7 | 100 | (M1+E2) | 3746 | 19- | |
3907 3 | B | 417.1 | 100 | 3490 | 18+ | |||
3941 3 | B | 475.5 | 100 | 3465 | (16+) | |||
4064 3 | B | (20) | 318.3 | 100 | (D) | 3746 | 19- | |
4220 3 | B | 474.6 | 100 | 3746 | 19- | |||
4250 4 | B | (21) | 422.6 | 100 | (D) | 3827 | (20-) | |
4262 3 | B | 355.0 | 100 | 3907 | ||||
4517 4 | B | 726.3 | 100 | (D) | 3791 | |||
4555 3 | B | 808.9 | 100 | 3746 | 19- | |||
4595 4 | B | (22+) | 260 ns 35 | 767.7 | 100 | (M2) | 3827 | (20-) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
4751 4 | B | (23+) | 155.4 | 100 | (M1) | 4595 | (22+) | |
4859 4 | B | 341.3 | 100 | 4517 | ||||
4977 4 | B | (25+) | 8.0 ns 3 | 226.8 | 100 | (E2) | 4751 | (23+) |
5051 4 | B | 300.2 | 100 | 4751 | (23+) |
E(level): From a least squares fit to adopted Eγ’s by evaluators.
Jπ(level): Assigned using γ multipolarity from (HI,xnγ), unless otherwise noted.
T1/2(level): Half-lives of all excited states are from (HI,xnγ).
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
694.7 | 2+ | < 1.4 ns | 694.7 | E2 | 0.01688 | B(E2)(W.u.)>0.032, α=0.01688 24, α(K)=0.01246 17, α(L)=0.00333 5, α(M)=0.000825 12, α(N)=0.0002148 30, α(O)=4.57E-5 6, α(P)=6.12E-6 9 | |
1141.2 | 4+ | < 1.4 ns | 446.5 | E2 | 0.0463 | B(E2)(W.u.)>0.28, α=0.0463 6, α(K)=0.0297 4, α(L)=0.01243 17, α(M)=0.00318 4, α(N)=0.000829 12, α(O)=0.0001732 24, α(P)=2.190E-5 31 | |
1442.7 | 6+ | 0.69 ns 21 % α > 0 % IT < 100 | 301.5 | E2 | 0.1360 | B(E2)(W.u.)<4, α=0.1360 19, α(K)=0.0682 10, α(L)=0.0503 7, α(M)=0.01322 19, α(N)=0.00344 5, α(O)=0.000709 10, α(P)=8.51E-5 12 | |
1625.1 | 8+ | 6.5 ns 17 % IT = 95.9 10 % α = 4.1 10 | 182.4 | E2 | 0.731 | B(E2)(W.u.)=3.1 9, α=0.731 10, α(K)=0.1981 28, α(L)=0.394 6, α(M)=0.1054 15, α(N)=0.0274 4, α(O)=0.00558 8, α(P)=0.000637 9 | |
1928.0 | 10+ | 0.90 ns 21 | 302.9 | E2 | 0.1341 | B(E2)(W.u.)=2.9 7, α=0.1341 19, α(K)=0.0675 9, α(L)=0.0495 7, α(M)=0.01299 18, α(N)=0.00338 5, α(O)=0.000696 10, α(P)=8.36E-5 12 | |
2394.7 | 11- | < 1.4 ns | 466.7 | E1+M2 | 0.147 +13-14 | 0.0235 | B(E1)(W.u.)>1.1E-6, B(M2)(W.u.)>0.40, α=0.0235 20, α(K)=0.0186 15, α(L)=0.00369 35, α(M)=0.00089 9, α(N)=0.000232 23, α(O)=5.0E-5 5, α(P)=7.2E-6 7 |
2648.6 | (11,12)- | 254.0 | M1 | 0.945 | α=0.945 13, α(K)=0.765 11, α(L)=0.1373 19, α(M)=0.0326 5, α(N)=0.00849 12, α(O)=0.001858 26, α(P)=0.000271 4 | ||
2676.1 | 13- | 3.7 ns 3 | 281.5 | E2 | 0.1676 | B(E2)(W.u.)=0.93 8, α=0.1676 23, α(K)=0.0791 11, α(L)=0.0656 9, α(M)=0.01730 24, α(N)=0.00450 6, α(O)=0.000925 13, α(P)=0.0001102 15 | |
13- | 3.7 ns 3 | 748.2 | (E3) | 0.0391 | B(E3)(W.u.)=39 6, α=0.0391 5, α(K)=0.02498 35, α(L)=0.01049 15, α(M)=0.00270 4, α(N)=0.000707 10, α(O)=0.0001490 21, α(P)=1.942E-5 27 | ||
2878.2 | 12+ | < 1.4 ns | 202.2 | [E1] | 0.0838 | B(E1)(W.u.)>5.0E-7, α=0.0838 12, α(K)=0.0673 9, α(L)=0.01261 18, α(M)=0.00300 4, α(N)=0.000773 11, α(O)=0.0001642 23, α(P)=2.212E-5 31 | |
12+ | < 1.4 ns | 229.6 | [E1] | 0.0619 | B(E1)(W.u.)>1.8E-7, α=0.0619 9, α(K)=0.0498 7, α(L)=0.00917 13, α(M)=0.002177 30, α(N)=0.000562 8, α(O)=0.0001197 17, α(P)=1.626E-5 23 | ||
12+ | < 1.4 ns | 483.4 | [E1] | 0.01180 | B(E1)(W.u.)>8.6E-9, α=0.01180 17, α(K)=0.00966 14, α(L)=0.001629 23, α(M)=0.000383 5, α(N)=9.93E-5 14, α(O)=2.143E-5 30, α(P)=3.02E-6 4 | ||
12+ | < 1.4 ns | 950.1 | E2 | 0.00897 | B(E2)(W.u.)>0.0064, α=0.00897 13, α(K)=0.00697 10, α(L)=0.001516 21, α(M)=0.000368 5, α(N)=9.58E-5 13, α(O)=2.059E-5 29, α(P)=2.85E-6 4 | ||
3148.0 | 14+ | < 1.4 ns | 269.9 | [E2] | 0.1911 | B(E2)(W.u.)>0.78, α=0.1911 27, α(K)=0.0867 12, α(L)=0.0774 11, α(M)=0.02044 29, α(N)=0.00532 7, α(O)=0.001092 15, α(P)=0.0001294 18 | |
14+ | < 1.4 ns | 471.9 | E1+M2 | 0.13 +2-3 | 0.0206 | B(E1)(W.u.)>9.1E-7, B(M2)(W.u.)>0.22, α=0.0206 33, α(K)=0.0164 25, α(L)=0.0032 6, α(M)=0.00076 15, α(N)=0.00020 4, α(O)=4.3E-5 8, α(P)=6.1E-6 12 | |
3328 | 16+ | 5.1 ns 3 | 179.8 | E2 | 0.771 | B(E2)(W.u.)<4.7, α=0.771 11, α(K)=0.2037 29, α(L)=0.419 6, α(M)=0.1122 16, α(N)=0.0292 4, α(O)=0.00594 8, α(P)=0.000678 9 | |
3490 | 18+ | 44 ns 3 | 162.2 | E2 | 1.137 | B(E2)(W.u.)=0.70 6, α=1.137 16, α(K)=0.2467 35, α(L)=0.658 9, α(M)=0.1765 25, α(N)=0.0460 6, α(O)=0.00932 13, α(P)=0.001057 15 | |
3746 | 19- | 2.4 ns 3 | 167.1 | [M1+E2] | 2.0 | α=2.0 10, α(K)=1.3 11, α(L)=0.51 7, α(M)=0.130 24, α(N)=0.034 6, α(O)=0.0071 11, α(P)=0.000905 27 | |
19- | 2.4 ns 3 | 255.8 | E1 | 0.0480 | B(E1)(W.u.)=3.8E-6 6, α=0.0480 7, α(K)=0.0388 5, α(L)=0.00703 10, α(M)=0.001667 23, α(N)=0.000431 6, α(O)=9.20E-5 13, α(P)=1.257E-5 18 | ||
3827 | (20-) | 81.7 | (M1+E2) | 13 | α=13 8, α(L)=9 6, α(M)=2.5 17, α(N)=0.6 4, α(O)=0.13 9, α(P)=0.015 9 | ||
4595 | (22+) | 260 ns 35 | 767.7 | (M2) | 0.1209 | B(M2)(W.u.)=0.0112 15, α=0.1209 17, α(K)=0.0950 13, α(L)=0.01960 27, α(M)=0.00475 7, α(N)=0.001242 17, α(O)=0.000271 4, α(P)=3.93×10-5 6 | |
4751 | (23+) | 155.4 | (M1) | 3.75 | α=3.75 5, α(K)=3.03 4, α(L)=0.548 8, α(M)=0.1302 18, α(N)=0.0339 5, α(O)=0.00743 10, α(P)=0.001084 15 | ||
4977 | (25+) | 8.0 ns 3 | 226.8 | (E2) | 0.338 | B(E2)(W.u.)=1.16 5, α=0.338 5, α(K)=0.1263 18, α(L)=0.1565 22, α(M)=0.0416 6, α(N)=0.01084 15, α(O)=0.002213 31, α(P)=0.000258 4 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 0+ | 259 ns 3 % α = 100 | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
694.7 | 2+ | < 1.4 ns | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
1141.2 | 4+ | < 1.4 ns | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
1442.7 | 6+ | 0.69 ns 21 % α > 0 % IT < 100 | %IT and %α: from (HI,xnγ) data. E(level): %IT and %α: from (HI,xnγ) data. Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
1625.1 | 8+ | 6.5 ns 17 % IT = 95.9 10 % α = 4.1 10 | %IT and %α: from (HI,xnγ) data. E(level): %IT and %α: from (HI,xnγ) data. Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
1928.0 | 10+ | 0.90 ns 21 | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)(ν i11/2). |
2394.7 | 11- | < 1.4 ns | Jπ(level): Configuration=(π h9/2)+3(π i13/2)(ν g9/2)+2. |
2676.1 | 13- | 3.7 ns 3 | Jπ(level): Configuration=(π h9/2)+4(ν i11/2)(ν j15/2). |
2878.2 | 12+ | < 1.4 ns | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
3148.0 | 14+ | < 1.4 ns | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
3269 | (14+) | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)(ν i11/2). | |
3328 | 16+ | 5.1 ns 3 | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)+2. |
3490 | 18+ | 44 ns 3 | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)(ν i11/2). |
3579 | (18-) | Jπ(level): Configuration=(π h9/2)+3(π i13/2)(ν g9/2)+2. | |
3610.4 | (16+) | Jπ(level): Configuration=(π h9/2)+4(ν g9/2)(ν i11/2). | |
3746 | 19- | 2.4 ns 3 | Jπ(level): Configuration=(π h9/2)+3(π i13/2)(ν g9/2)+2. |
3827 | (20-) | Jπ(level): Configuration=(π h9/2)+4(ν i11/2)(ν j15/2). |
E(level) | E(gamma) | Comments |