ADOPTED LEVELS, GAMMAS for 216Fr
Author: C. Morse | Citation: Nucl. Data Sheets 209, 409 (2026) | Cutoff date: 5-Aug-2025
Full ENSDF file | Adopted Levels (PDF version)
| Q(β-)=-320 keV 9 | S(n)= 5418 keV 8 | S(p)= 3149 keV 7 | Q(α)= 9174 keV 3 | ||
| Reference: 2021Wa16 |
| References: | |||
| A | 220Ac α decay | B | 208Pb(11B,3nγ) |
| E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
| 0.0 | A | (1-) | 0.70 µs 2 % α = 100 | |||||
| 133.30 10 | A | (3-) | 71 ns 5 % α < 10 | 133.3 1 | 100 | E2 | 0.0 | (1-) |
| 141.60 20 | A | (0-,1-,2-) | 141.6 2 | 100 | M1 | 0.0 | (1-) | |
| 191.18 13 | A | (5-) | 57.9 1 | 100 | E2 | 133.30 | (3-) | |
| 211.92 17 | A | 78.6 2 | 100 | 133.30 | (3-) | |||
| 219 8 | B | (9-) | 850 ns 30 % α = 100 AP | |||||
| 226.09 13 | A | (4-) | 34.9 3 92.8 1 | ≈5.4 100 14 | (M1) M1 | 191.18 133.30 | (5-) (3-) | |
| 247.8 4 ? | A | 247.8 4 ? | | 0.0 | (1-) | |||
| 249.40 16 | A | 37.4 3 | | 211.92 | ||||
| 254.38 17 | A | (1-,2,3-) | 42.5 2 ? 121.0 2 254.4 5 | ≈38 100 18 68 21 | 211.92 133.30 0.0 | (3-) (1-) | ||
| 290.42 16 | A | 64.3 1 | | 226.09 | (4-) | |||
| 344.21 15 | A | 53.6 2 94.8 1 118.2 2 153.1 2 | ≈12.0 100 16 54 14 73 14 | (M1) | 290.42 249.40 226.09 191.18 | (4-) (5-) | ||
| 349.25 23 | A | 137.3 2 | | 211.92 | ||||
| 409.31 18 | A | 160.0 1 | 100 | M1 | 249.40 | |||
| 431 8 | B | (10-) | 212.0 5 | | (M1+E2) | 219 | (9-) | |
| 493.37 20 | A | 149.0 3 203.6 5 243.7 2 267.8 3 | 53 16 ≈16.7 100 22 100 22 | M1 M1 | 344.21 290.42 249.40 226.09 | (4-) | ||
| 532.11 20 | A | 123.3 3 182.8 3 187.8 2 305.6 4 | 38 10 38 11 100 21 69 28 | 409.31 349.25 344.21 226.09 | (4-) | |||
| E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
| 539.4 3 | A | 130.4 4 312.9 4 | ≈28 100 28 | (M1) | 409.31 226.09 | (4-) | ||
| 550.85 20 | A | 206.7 2 296.4 3 301.4 3 | 59 15 100 25 64 21 | M1 | 344.21 254.38 249.40 | (1-,2,3-) | ||
| 568.8 3 | A | 342.7 3 378 1 | 100 14 ≈6 | M1 | 226.09 191.18 | (4-) (5-) | ||
| 581.5 3 | A | 172.2 3 327.0 6 390.2 5 448.4 10 | 76 20 ≈61 100 38 ≈30 | 409.31 254.38 191.18 133.30 | (1-,2,3-) (5-) (3-) | |||
| 682 8 | B | (11+) | 9.6 ns 14 | 250.7 5 463 1 | 100.00 17 1.63 10 | E1 (M2) | 431 219 | (10-) (9-) |
| 747 8 | B | (11-) | 527.7 19 | | E2 | 219 | (9-) | |
| 982 8 | B | (12+) | 235.0 19 300.0 5 | 100.0 5 13.96 12 | E1 (M1+E2) | 747 682 | (11-) (11+) | |
| 1043 8 | B | (12-) | 611.5 5 | | E2 | 431 | (10-) | |
| 1188 8 | B | (13-) | 206.66 19 441.59 19 | 16.56 13 100.0 4 | E1 E2 | 982 747 | (12+) (11-) | |
| 1231 8 | B | (13+) | 549.1 5 | | E2 | 682 | (11+) | |
| 1448 8 | B | (14-) | 216.8 5 259.4 5 405.1 5 | 2.79 7 4.12 21 100.0 5 | (E1) (M1) E2 | 1231 1188 1043 | (13+) (13-) (12-) | |
| 1480 8 | B | (14+) | 291.56 19 498.57 19 | 91.8 7 100.0 7 | E1 E2 | 1188 982 | (13-) (12+) | |
| 1602 8 | B | (15-) | 121.96 19 414.06 19 | 13.33 22 100.0 5 | E1 E2 | 1480 1188 | (14+) (13-) | |
| 1656 8 | B | (15+) | 208.5 5 425.3 5 | 3.11 11 100.0 6 | (E1) E2 | 1448 1231 | (14-) (13+) | |
| 1764 8 | B | (16-) | 161.0 5 316.0 5 | 9.0 5 100.0 7 | (M1) E2 | 1602 1448 | (15-) (14-) | |
| E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
| 1879 8 | B | (16+) | 276.74 19 398.91 19 | 100.0 6 28.9 3 | E1 E2 | 1602 1480 | (15-) (14+) | |
| 2016 8 | B | (17+) | 252.1 5 359.6 5 | 9.4 3 100.0 7 | (E1) E2 | 1764 1656 | (16-) (15+) | |
| 2054 8 | B | (17-) | 175.14 19 451.30 19 | 17.76 8 100.0 12 | E1 E2 | 1879 1602 | (16+) (15-) | |
| 2192 8 | B | (18+) | 138.20 19 313.00 19 | 65.3 6 100.0 7 | E1 E2 | 2054 1879 | (17-) (16+) | |
| 2221 8 | B | (18-) | 457.0 5 | | Q | 1764 | (16-) | |
| 2356 8 | B | (19+) | 340.0 5 | | Q | 2016 | (17+) | |
| X | B | 7.8 ns 14 | ||||||
| X+657.0 10 | B | 658 1 | | X | ||||
| Y | B | 89 ns 9 | ||||||
| Y+478.0 10 | B | 479 1 | | Y | ||||
E(level): From least squares fit to Eγ
M(γ): Unless noted otherwise, references to DCO and IPCDO values are read from graphical representations in 2018Pr03.
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 1 - s=+1, π=- | |||||||
| 219 8 | (9-) | 850 ns 30 % α = 100 AP | |||||
| 747 8 | (11-) | 527.7 19 | | E2 | 219 | (9-) | |
| 1188 8 | (13-) | 206.66 19 441.59 19 | 16.56 13 100.0 4 | E1 E2 | 982 747 | (12+) (11-) | |
| 1602 8 | (15-) | 121.96 19 414.06 19 | 13.33 22 100.0 5 | E1 E2 | 1480 1188 | (14+) (13-) | |
| 2054 8 | (17-) | 175.14 19 451.30 19 | 17.76 8 100.0 12 | E1 E2 | 1879 1602 | (16+) (15-) | |
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 2 - s=+1, π=+ | |||||||
| 982 8 | (12+) | ||||||
| 1480 8 | (14+) | 291.56 19 498.57 19 | 91.8 7 100.0 7 | E1 E2 | 1188 982 | (13-) (12+) | |
| 1879 8 | (16+) | 276.74 19 398.91 19 | 100.0 6 28.9 3 | E1 E2 | 1602 1480 | (15-) (14+) | |
| 2192 8 | (18+) | 138.20 19 313.00 19 | 65.3 6 100.0 7 | E1 E2 | 2054 1879 | (17-) (16+) | |
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 3 - s=-1, π=+ | |||||||
| 431 8 | (10-) | ||||||
| 1043 8 | (12-) | 611.5 5 | | E2 | 431 | (10-) | |
| 1448 8 | (14-) | 216.8 5 259.4 5 405.1 5 | 2.79 7 4.12 21 100.0 5 | (E1) (M1) E2 | 1231 1188 1043 | (13+) (13-) (12-) | |
| 1764 8 | (16-) | 161.0 5 316.0 5 | 9.0 5 100.0 7 | (M1) E2 | 1602 1448 | (15-) (14-) | |
| 2221 8 | (18-) | 457.0 5 | | Q | 1764 | (16-) | |
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 4 - s=-1, π=- | |||||||
| 682 8 | (11+) | 9.6 ns 14 | |||||
| 1231 8 | (13+) | 549.1 5 | | E2 | 682 | (11+) | |
| 1656 8 | (15+) | 208.5 5 425.3 5 | 3.11 11 100.0 6 | (E1) E2 | 1448 1231 | (14-) (13+) | |
| 2016 8 | (17+) | 252.1 5 359.6 5 | 9.4 3 100.0 7 | (E1) E2 | 1764 1656 | (16-) (15+) | |
| 2356 8 | (19+) | 340.0 5 | | Q | 2016 | (17+) | |
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 5 - πh9/25νg9/23 (1997Sh09) | |||||||
| 0.0 | (1-) | 0.70 µs 2 % α = 100 | |||||
| 133.30 10 | (3-) | 71 ns 5 % α < 10 | 133.3 1 | 100 | E2 | 0.0 | (1-) |
| 141.60 20 | (0-,1-,2-) | 141.6 2 | 100 | M1 | 0.0 | (1-) | |
| 191.18 13 | (5-) | 57.9 1 | 100 | E2 | 133.30 | (3-) | |
| 226.09 13 | (4-) | 34.9 3 92.8 1 | ≈5.4 100 14 | (M1) M1 | 191.18 133.30 | (5-) (3-) | |
| 254.38 17 | (1-,2,3-) | ||||||
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 6 - πh9/24πf7/2νg9/23 (1997Sh09) | |||||||
| 211.92 17 | |||||||
| 247.8 4 | 247.8 4 ? | | 0.0 | (1-) | |||
| 249.40 16 | 37.4 3 | | 211.92 | ||||
| 290.42 16 | 64.3 1 | | 226.09 | (4-) | |||
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
| Band 7 - πh9/25νg9/22νi11/2 (1997Sh09) | |||||||
| 344.21 15 | |||||||
| 349.25 23 | 137.3 2 | | 211.92 | ||||
| 409.31 18 | 160.0 1 | 100 | M1 | 249.40 | |||
| 493.37 20 | 149.0 3 203.6 5 243.7 2 267.8 3 | 53 16 ≈16.7 100 22 100 22 | M1 M1 | 344.21 290.42 249.40 226.09 | (4-) | ||
| 532.11 20 | 123.3 3 182.8 3 187.8 2 305.6 4 | 38 10 38 11 100 21 69 28 | 409.31 349.25 344.21 226.09 | (4-) | |||
| 539.4 3 | |||||||
| 550.85 20 | 206.7 2 296.4 3 301.4 3 | 59 15 100 25 64 21 | M1 | 344.21 254.38 249.40 | (1-,2,3-) | ||
| 568.8 3 | 342.7 3 378 1 | 100 14 ≈6 | M1 | 226.09 191.18 | (4-) (5-) | ||
| 581.5 3 | 172.2 3 327.0 6 390.2 5 448.4 10 | 76 20 ≈61 100 38 ≈30 | 409.31 254.38 191.18 133.30 | (1-,2,3-) (5-) (3-) | |||
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Conversion Coefficient | Additional Data |
| 133.30 | (3-) | 71 ns 5 % α < 10 | 133.3 1 | E2 | 2.65 | B(E2)(W.u.)=0.67 5, α=2.65 4, α(K)=0.314 4, α(L)=1.717 25, α(M)=0.464 7, α(N)=0.1218 18, α(O)=0.0253 4, α(P)=0.00329 5, α(Q)=1.302E-5 18 |
| 141.60 | (0-,1-,2-) | 141.6 2 | M1 | 5.32 | α=5.32 8, α(K)=4.29 6, α(L)=0.787 11, α(M)=0.1876 27, α(N)=0.0492 7, α(O)=0.01099 16, α(P)=0.001763 26, α(Q)=9.85×10-5 14 | |
| 191.18 | (5-) | 57.9 1 | E2 | 118.3 | α=118.3 19, α(L)=87.2 14, α(M)=23.5 4, α(N)=6.16 10, α(O)=1.274 21, α(P)=0.1625 26, α(Q)=0.000257 4 | |
| 226.09 | (4-) | 34.9 3 | (M1) | 61.5 | α=61.5 18, α(L)=46.6 14, α(M)=11.13 33, α(N)=2.92 9, α(O)=0.653 19, α(P)=0.1047 31, α(Q)=0.00587 17 | |
| (4-) | 92.8 1 | M1 | 3.50 | α=3.50 5, α(L)=2.66 4, α(M)=0.634 9, α(N)=0.1661 24, α(O)=0.0371 5, α(P)=0.00596 9, α(Q)=0.000333 5 | ||
| 344.21 | 118.2 2 | (M1) | 8.90 | α=8.90 13, α(K)=7.16 11, α(L)=1.321 20, α(M)=0.315 5, α(N)=0.0826 12, α(O)=0.01846 27, α(P)=0.00296 4, α(Q)=0.0001654 25 | ||
| 409.31 | 160.0 1 | M1 | 3.76 | α=3.76 5, α(K)=3.03 4, α(L)=0.555 8, α(M)=0.1324 19, α(N)=0.0347 5, α(O)=0.00776 11, α(P)=0.001244 18, α(Q)=6.95×10-5 10 | ||
| 431 | (10-) | 212.0 5 | (M1+E2) | 1.1 | α=1.1 6, α(K)=0.8 6, α(L)=0.238 14, α(M)=0.0599 10, α(N)=0.01572 27, α(O)=0.00340 11, α(P)=0.00050 6, α(Q)=1.8×10-5 14 | |
| 493.37 | 243.7 2 | M1 | 1.156 | α=1.156 16, α(K)=0.932 13, α(L)=0.1696 24, α(M)=0.0404 6, α(N)=0.01059 15, α(O)=0.002367 34, α(P)=0.000380 5, α(Q)=2.119×10-5 30 | ||
| 267.8 3 | M1 | 0.890 | α=0.890 13, α(K)=0.718 10, α(L)=0.1304 19, α(M)=0.0311 4, α(N)=0.00814 12, α(O)=0.001820 26, α(P)=0.000292 4, α(Q)=1.629×10-5 23 | |||
| 539.4 | 312.9 4 | (M1) | 0.580 | α=0.580 8, α(K)=0.468 7, α(L)=0.0848 12, α(M)=0.02017 29, α(N)=0.00529 8, α(O)=0.001182 17, α(P)=0.0001897 27, α(Q)=1.059×10-5 15 | ||
| 550.85 | 296.4 3 | M1 | 0.673 | α=0.673 10, α(K)=0.543 8, α(L)=0.0985 14, α(M)=0.02343 33, α(N)=0.00614 9, α(O)=0.001373 20, α(P)=0.0002203 31, α(Q)=1.229×10-5 18 | ||
| 568.8 | 342.7 3 | M1 | 0.452 | α=0.452 6, α(K)=0.365 5, α(L)=0.0660 9, α(M)=0.01570 22, α(N)=0.00412 6, α(O)=0.000920 13, α(P)=0.0001476 21, α(Q)=8.24×10-6 12 | ||
| 682 | (11+) | 9.6 ns 14 | 250.7 5 | E1 | 0.0517 | B(E1)(W.u.)=1.15E-6 +20-15, α=0.0517 8, α(K)=0.0416 6, α(L)=0.00767 11, α(M)=0.001824 27, α(N)=0.000474 7, α(O)=0.0001035 15, α(P)=1.567E-5 23, α(Q)=7.08E-7 10 |
| (11+) | 9.6 ns 14 | 463 1 | (M2) | 0.579 | B(M2)(W.u.)=0.064 +12-9, α=0.579 9, α(K)=0.440 7, α(L)=0.1042 16, α(M)=0.0258 4, α(N)=0.00681 11, α(O)=0.001517 24, α(P)=0.000240 4, α(Q)=1.272×10-5 20 | |
| 747 | (11-) | 527.7 19 | E2 | 0.0325 | α=0.0325 5, α(K)=0.02195 34, α(L)=0.00787 14, α(M)=0.00200 4, α(N)=0.000525 9, α(O)=0.0001130 20, α(P)=1.642×10-5 29, α(Q)=4.96E-7 8 | |
| 982 | (12+) | 235.0 19 | E1 | 0.0601 | α=0.0601 14, α(K)=0.0483 11, α(L)=0.00899 22, α(M)=0.00214 5, α(N)=0.000556 14, α(O)=0.0001211 30, α(P)=1.83×10-5 4, α(Q)=8.15E-7 19 | |
| (12+) | 300.0 5 | (M1+E2) | 0.40 | α=0.40 25, α(K)=0.30 23, α(L)=0.075 20, α(M)=0.019 4, α(N)=0.0049 11, α(O)=0.00107 26, α(P)=1.6×10-4 5, α(Q)=7.E-6 5 | ||
| 1043 | (12-) | 611.5 5 | E2 | 0.02330 | α=0.02330 33, α(K)=0.01651 23, α(L)=0.00509 7, α(M)=0.001280 18, α(N)=0.000336 5, α(O)=7.26×10-5 10, α(P)=1.072E-5 15, α(Q)=3.67E-7 5 | |
| 1188 | (13-) | 206.66 19 | E1 | 0.0815 | α=0.0815 12, α(K)=0.0652 9, α(L)=0.01237 18, α(M)=0.00295 4, α(N)=0.000765 11, α(O)=0.0001663 24, α(P)=2.494×10-5 35, α(Q)=1.083E-6 15 | |
| (13-) | 441.59 19 | E2 | 0.0499 | α=0.0499 7, α(K)=0.0313 4, α(L)=0.01389 20, α(M)=0.00358 5, α(N)=0.000939 13, α(O)=0.0002008 28, α(P)=2.86×10-5 4, α(Q)=7.20E-7 10 | ||
| 1231 | (13+) | 549.1 5 | E2 | 0.0296 | α=0.0296 4, α(K)=0.02032 29, α(L)=0.00698 10, α(M)=0.001770 25, α(N)=0.000464 7, α(O)=0.0001000 14, α(P)=1.459×10-5 21, α(Q)=4.57E-7 6 | |
| 1448 | (14-) | 216.8 5 | (E1) | 0.0727 | α=0.0727 11, α(K)=0.0583 9, α(L)=0.01097 17, α(M)=0.00261 4, α(N)=0.000679 10, α(O)=0.0001477 22, α(P)=2.220×10-5 33, α(Q)=9.74E-7 15 | |
| (14-) | 259.4 5 | (M1) | 0.972 | α=0.972 15, α(K)=0.784 12, α(L)=0.1425 21, α(M)=0.0339 5, α(N)=0.00890 13, α(O)=0.001988 30, α(P)=0.000319 5, α(Q)=1.780×10-5 27 | ||
| (14-) | 405.1 5 | E2 | 0.0623 | α=0.0623 9, α(K)=0.0373 5, α(L)=0.01859 27, α(M)=0.00482 7, α(N)=0.001264 19, α(O)=0.000269 4, α(P)=3.80×10-5 6, α(Q)=8.67E-7 12 | ||
| E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Conversion Coefficient | Additional Data |
| 1480 | (14+) | 291.56 19 | E1 | 0.0365 | α=0.0365 5, α(K)=0.0295 4, α(L)=0.00533 8, α(M)=0.001267 18, α(N)=0.000329 5, α(O)=7.21×10-5 10, α(P)=1.100E-5 15, α(Q)=5.11E-7 7 | |
| (14+) | 498.57 19 | E2 | 0.0371 | α=0.0371 5, α(K)=0.02454 34, α(L)=0.00939 13, α(M)=0.002398 34, α(N)=0.000629 9, α(O)=0.0001351 19, α(P)=1.950×10-5 27, α(Q)=5.58E-7 8 | ||
| 1602 | (15-) | 121.96 19 | E1 | 0.292 | α=0.292 4, α(K)=0.2291 33, α(L)=0.0481 7, α(M)=0.01153 17, α(N)=0.00298 4, α(O)=0.000639 9, α(P)=9.26×10-5 13, α(Q)=3.55E-6 5 | |
| (15-) | 414.06 19 | E2 | 0.0588 | α=0.0588 8, α(K)=0.0357 5, α(L)=0.01725 24, α(M)=0.00447 6, α(N)=0.001171 17, α(O)=0.0002499 35, α(P)=3.53×10-5 5, α(Q)=8.27E-7 12 | ||
| 1656 | (15+) | 208.5 5 | (E1) | 0.0798 | α=0.0798 12, α(K)=0.0639 10, α(L)=0.01210 18, α(M)=0.00288 4, α(N)=0.000748 11, α(O)=0.0001627 25, α(P)=2.44×10-5 4, α(Q)=1.062E-6 16 | |
| (15+) | 425.3 5 | E2 | 0.0549 | α=0.0549 8, α(K)=0.0338 5, α(L)=0.01575 23, α(M)=0.00407 6, α(N)=0.001068 16, α(O)=0.0002280 33, α(P)=3.23×10-5 5, α(Q)=7.81E-7 11 | ||
| 1764 | (16-) | 161.0 5 | (M1) | 3.70 | α=3.70 6, α(K)=2.98 5, α(L)=0.546 9, α(M)=0.1300 22, α(N)=0.0341 6, α(O)=0.00762 13, α(P)=0.001222 20, α(Q)=6.82×10-5 11 | |
| (16-) | 316.0 5 | E2 | 0.1240 | α=0.1240 18, α(K)=0.0626 9, α(L)=0.0455 7, α(M)=0.01199 18, α(N)=0.00315 5, α(O)=0.000665 10, α(P)=9.15×10-5 14, α(Q)=1.503E-6 22 | ||
| 1879 | (16+) | 276.74 19 | E1 | 0.0411 | α=0.0411 6, α(K)=0.0332 5, α(L)=0.00604 9, α(M)=0.001435 20, α(N)=0.000373 5, α(O)=8.16×10-5 11, α(P)=1.241E-5 17, α(Q)=5.71E-7 8 | |
| (16+) | 398.91 19 | E2 | 0.0648 | α=0.0648 9, α(K)=0.0385 5, α(L)=0.01960 28, α(M)=0.00509 7, α(N)=0.001335 19, α(O)=0.000284 4, α(P)=4.01×10-5 6, α(Q)=8.96E-7 13 | ||
| 2016 | (17+) | 252.1 5 | (E1) | 0.0510 | α=0.0510 8, α(K)=0.0410 6, α(L)=0.00757 11, α(M)=0.001800 27, α(N)=0.000468 7, α(O)=0.0001021 15, α(P)=1.546×10-5 23, α(Q)=6.99E-7 10 | |
| (17+) | 359.6 5 | E2 | 0.0858 | α=0.0858 12, α(K)=0.0477 7, α(L)=0.0283 4, α(M)=0.00739 11, α(N)=0.001939 29, α(O)=0.000411 6, α(P)=5.73×10-5 9, α(Q)=1.125E-6 16 | ||
| 2054 | (17-) | 175.14 19 | E1 | 0.1213 | α=0.1213 17, α(K)=0.0966 14, α(L)=0.01880 27, α(M)=0.00449 6, α(N)=0.001164 17, α(O)=0.000252 4, α(P)=3.74×10-5 5, α(Q)=1.568E-6 22 | |
| (17-) | 451.30 19 | E2 | 0.0473 | α=0.0473 7, α(K)=0.0299 4, α(L)=0.01293 18, α(M)=0.00333 5, α(N)=0.000873 12, α(O)=0.0001867 26, α(P)=2.67×10-5 4, α(Q)=6.88E-7 10 | ||
| 2192 | (18+) | 138.20 19 | E1 | 0.2158 | α=0.2158 31, α(K)=0.1701 24, α(L)=0.0347 5, α(M)=0.00830 12, α(N)=0.002148 31, α(O)=0.000462 7, α(P)=6.76×10-5 10, α(Q)=2.68E-6 4 | |
| (18+) | 313.00 19 | E2 | 0.1276 | α=0.1276 18, α(K)=0.0639 9, α(L)=0.0472 7, α(M)=0.01244 18, α(N)=0.00326 5, α(O)=0.000690 10, α(P)=9.48×10-5 13, α(Q)=1.535E-6 22 | ||
| 2221 | (18-) | 457.0 5 | Q | 0.0458 | α=0.0458 7, α(K)=0.0292 4, α(L)=0.01241 18, α(M)=0.00319 5, α(N)=0.000837 12, α(O)=0.0001791 26, α(P)=2.56×10-5 4, α(Q)=6.70E-7 10 | |
| 2356 | (19+) | 340.0 5 | Q | 0.1004 | α=0.1004 15, α(K)=0.0536 8, α(L)=0.0347 5, α(M)=0.00909 14, α(N)=0.00239 4, α(O)=0.000505 8, α(P)=7.00×10-5 10, α(Q)=1.274E-6 18 |
Additional Level Data and Comments:
| E(level) | Jπ(level) | T1/2(level) | Comments |
| 219 | (9-) | 850 ns 30 % α = 100 AP | E(level): s=+1, π=-. |
| 431 | (10-) | As noted in the 208Pb(11B,3nγ) dataset, there is an intensity imbalance at this level. Whether this indicates a mis-assignment or additional unobserved transitions out of this level is unclear. E(level): As noted in the 208Pb(11B,3nγ) dataset, there is an intensity imbalance at this level. Whether this indicates a mis-assignment or additional unobserved transitions out of this level is unclear. s=-1, π=+. | |
| 682 | (11+) | 9.6 ns 14 | E(level): s=-1, π=-. T1/2(level): From 2022Ma16. |
| 747 | (11-) | E(level): s=+1, π=-. | |
| 982 | (12+) | E(level): s=+1, π=+. | |
| 1043 | (12-) | E(level): s=-1, π=+. | |
| 1188 | (13-) | E(level): s=+1, π=-. | |
| 1231 | (13+) | E(level): s=-1, π=-. | |
| 1448 | (14-) | E(level): s=-1, π=+. | |
| 1480 | (14+) | E(level): s=+1, π=+. | |
| 1602 | (15-) | E(level): s=+1, π=-. | |
| 1656 | (15+) | E(level): s=-1, π=-. | |
| 1764 | (16-) | E(level): s=-1, π=+. | |
| 1879 | (16+) | E(level): s=+1, π=+. | |
| 2016 | (17+) | E(level): s=-1, π=-. | |
| 2054 | (17-) | E(level): s=+1, π=-. | |
| 2192 | (18+) | E(level): s=+1, π=+. | |
| 2221 | (18-) | E(level): s=-1, π=+. | |
| 2356 | (19+) | E(level): s=-1, π=-. | |
| X | 7.8 ns 14 | T1/2(level): From 2022Ma16. | |
| Y | 89 ns 9 | T1/2(level): From 2022Ma16. |
| E(level) | E(gamma) | Comments |
| 431 | 212.0 | M(γ): DCO suggests dipole, possibly with quadrupole mixture. Since a significant M2 component is unlikely, and E1+M2 assignment would be difficult to resolve with the rest of the level scheme, this suggests (M1+E2). |
| 682 | 250.7 | M(γ): DCO ratio indicates dipole transition, while IPDCO indicates electric character. | 463 | E(γ): Uncertainty of 1 keV assigned during evaluation M(γ): DCO=1.10 9 from 2022Ma16 indicates quadrupole transition, while consistency of the level scheme requires negative parity. |
| 747 | 527.7 | M(γ): αK(exp) indicates E2 |
| 982 | 235.0 | M(γ): αL(exp) indicates E1 | 300.0 | M(γ): DCO indicates mixed dipole/quadrupole transition. The IPDCO is consistent with zero, and since a strong M2 component is unlikely, M1+E2 is the most likely multipolarity. |
| 1043 | 611.5 | M(γ): DCO ratio indicates a quadrupole transition, while IPDCO indicates electric character. |
| 1188 | 206.66 | M(γ): DCO indicates dipole transition. E2 character of the 442 (13-)|)(11-) transition and E1 nature of 235-keV (12+)|)(11-) transition require electric character. | 441.59 | M(γ): αK(exp) from 1990De12 indicates E2 transition. |
| 1231 | 549.1 | M(γ): DCO ratio indicates quadrupole transition, IPDCO indicates electric character. |
| 1448 | 216.8 | M(γ): Based on observed band structure | 259.4 | M(γ): DCO indicates dipole transition, observed band structure suggests magnetic character. | 405.1 | M(γ): DCO indicates quadrupole transition, IPDCO indicates electric character. |
| 1480 | 291.56 | M(γ): From αK(exp) and αL(exp) in 1990De12. | 498.57 | M(γ): From αK(exp) and αL(exp) in 1990De12. |
| 1602 | 121.96 | M(γ): DCO only indicates dipole transition, but E1 is required by E1 nature of 292-keV (14+)|)(13-) transition and E2 nature of 414-keV (15-)|)(13-) transition. | 414.06 | M(γ): DCO indicates quadrupole, IPDCO indicates electric transition. |
| 1656 | 208.5 | M(γ): Based on observed band structure | 425.3 | M(γ): DCO indicates quadrupole transition, IPDCO indicates electric character. |
| 1764 | 161.0 | M(γ): DCO indicates dipole transition, magnetic character based on observed band structure. | 316.0 | M(γ): DCO indicates quadrupole transition, IPDCO indicates electric character. |
| 1879 | 276.74 | M(γ): From αK(exp) in 1990De12. | 398.91 | M(γ): DCO indicates quadrupole transition, while IPDCO indicates electric character. |
| 2016 | 252.1 | M(γ): Based on observed band structure | 359.6 | M(γ): DCO indicates quadrupole transition, IPDCO indicates electric character. |
| E(level) | E(gamma) | Comments |
| 2054 | 175.14 | M(γ): DCO indicates quadrupole transition. Electric character is required by E1 multipolarity of 276-keV (16+)|)(15-) transition and E2 multipolarity of 451-keV (17-)|)(15-) transition | 451.30 | M(γ): DCO ratio indicates quadrupole transition, IPDCO indicates electric character. |
| 2192 | 138.20 | M(γ): DCO ratio indicates dipole transition. Electric character is required by E1 multipolarity of 175-keV (17-)|)(16+) transition and E2 multipolarity of 313-keV (18+)|)(16+) transition | 313.00 | M(γ): DCO indicates quadrupole transition, IPDCO indicates electric character. |
| 2221 | 457.0 | M(γ): DCO ratio indicates quadrupole transition |
| 2356 | 340.0 | M(γ): DCO ratio indicates quadrupole transition |
| X+657.0 | 658 | E(γ): Uncertainty of 1 keV assigned during evaluation |
| Y+478.0 | 479 | E(γ): Uncertainty of 1 keV assigned during evaluation |