ADOPTED LEVELS, GAMMAS for 76Br
Author: Balraj Singh | Citation: Nucl. Data Sheets 74,63 (1995) | Cutoff date: 22-Dec-1994
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-1275 keV 11 | S(n)= 9253 keV 11 | S(p)= 5409 keV 10 | Q(α)= -4484 keV 11 | ||
Reference: 2012WA38 |
References: | |||
A | 76Br IT decay (1.31 S) | B | 76Kr ε decay (14.8 H) |
C | 76Se(p,nγ) | D | (HI,xnγ) |
E | 76Se(p,n) IAS |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | ABCD | 1- | 16.2 h 2 % ε = 100 | |||||
45.47 2 | ABCD | (2)- | 1.13 ns 6 | 45.48 2 | 100 2 | M1 | 0.0 | 1- |
102.58 3 | ABCD | (4)+ | 1.31 s 2 % IT > 99.4 % ε < 0.6 | 57.11 2 102.6? | 100 3 <0.8 | M2 | 45.47 0.0 | (2)- 1- |
150.52 12 | BC | (LE 3) | 104.9 2 150.5 2 | 100 21 <120 | 45.47 0.0 | (2)- 1- | ||
212.1 3 | CD | (3-) | 111 ps 28 | 166.7 5 212.2 5 | | 45.47 0.0 | (2)- 1- | |
244.8 2 | CD | (5)+ | 76 ps 14 | 142.2 2 | 100 5 | M1(+E2) | 102.58 | (4)+ |
252.28 10 | BC | (2)+ | 2.18 ns 9 | 150.5 2 252.0 2 | <3 100 12 | E1 | 102.58 0.0 | (4)+ 1- |
301.6 3 | CD | (4-) | 0.52 ns 7 | 89.6 5 199.1 5 | | 212.1 102.58 | (3-) (4)+ | |
315.78 10 | BC | 1+ | 63.6 2 270.2 2 315.7 2 | 0.17 4 54 6 100 10 | M1(+E2) (E1) E1 | 252.28 45.47 0.0 | (2)+ (2)- 1- | |
317.11 10 | BC | (2+) | 166.7 2 214.5 3 271.6 2 317.2 4 | 3.8 8 7.1 7 100 10 11 4 | (E1) | 150.52 102.58 45.47 0.0 | (LE 3) (4)+ (2)- 1- | |
355.33 10 | BC | 1+ | 0.5 ns 2 | 40.0 5 103.3 2 309.8 2 355.3 2 | 1.2 3 71 8 55 6 100 17 | [M1] M1(+E2) | 315.78 252.28 45.47 0.0 | 1+ (2)+ (2)- 1- |
356.8 2 | D | (6)+ | 118 ps 21 | 112.0 2 253.9 5 | 100 5 17 1 | M1+E2 E2 | 244.8 102.58 | (5)+ (4)+ |
363.1 3 | CD | (4-) | 59 ps 10 | 150.8 5 317.8 5 | 100 88 | 212.1 45.47 | (3-) (2)- | |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
425.7 10 | D | 45 ps 17 | 124.1 | | 301.6 | (4-) | ||
446.18 14 | BC | 0+,1+ | 91.1 2 193.8 4 ? 295.0 3 446.2 3 | 100 21 26 94 19 <200 | M1(+E2) | 355.33 252.28 150.52 0.0 | 1+ (2)+ (LE 3) 1- | |
451.99 10 | BC | 1+ | 0.4 ns 1 | 96.6 2 134.9 2 136.4 2 199.8 2 406.5 2 451.9 2 | 0.90 20 21 3 8.7 10 10 1 100 10 81 10 | M1(+E2) (M1) (M1) M1+E2 E1 | 355.33 317.11 315.78 252.28 45.47 0.0 | 1+ (2+) 1+ (2)+ (2)- 1- |
467.3 3 | CD | (5-) | 242 ps 35 | 104.2 5 165.8 5 222.5 5 364.6 5 | | 363.1 301.6 244.8 102.58 | (4-) (4-) (5)+ (4)+ | |
487.4 2 ? | BC | (0,1) | 35.6 2 171.0 3 ? 442.1 5 | 63 14 100 26 | [M1] | 451.99 315.78 45.47 | 1+ 1+ (2)- | |
495.6 3 | C | (0,1,2) | 180.0 4 495.4 4 | 23 100 | 315.78 0.0 | 1+ 1- | ||
505.1 3 | C | (LE 3) | 459.8 4 505.0 4 | 38 100 | 45.47 0.0 | (2)- 1- | ||
527.8 3 | C | (LE 3) | 482.6 4 527.5 4 | 31 100 | 45.47 0.0 | (2)- 1- | ||
548.4 3 | BC | (LE 3) | 232.5 4 ? 548.5 4 | 58 100 | 315.78 0.0 | 1+ 1- | ||
583.5 4 | D | (5-) | 220.4 5 371.5 5 | | 363.1 212.1 | (4-) (3-) | ||
583.5+X? | D | 0.8 ns 2 | ||||||
594.7 2 | D | (7)+ | 21 ps 4 | 237.9 2 350.1 2 | 100 6 11 3 | M1+E2 | 356.8 244.8 | (6)+ (5)+ |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
616.13 13 | BC | 1+ | 299.0 2 300.2 2 364.0 3 570.8 4 ? 616.3 4 ? | 100 14 50 14 68 9 16 5 <50 | (M1,E2) (M1,E2) | 317.11 315.78 252.28 45.47 0.0 | (2+) 1+ (2)+ (2)- 1- | |
687.7 3 | D | (6-) | 73 ps 24 | 104.2 5 220.4 5 331 1 386.1 5 442.5 5 | | 583.5 467.3 356.8 301.6 244.8 | (5-) (5-) (6)+ (4-) (5)+ | |
688.2 3 | D | (8)+ | 69 ps 21 | 93.4 2 331.3 2 | 100 8 95 8 | D(+Q) E2 | 594.7 356.8 | (7)+ (6)+ |
761.1 3 ? | D | 72.9 2 | 100 | 688.2 | (8)+ | |||
815.2 2 | B | (0,1) | 459.4 5 ? 499.6 3 | 9 3 100 17 | 355.33 315.78 | 1+ 1+ | ||
868.2 3 | B | 1+ | 552.5 3 822.5 6 868.2 5 | 100 12 15 2 15 2 | 315.78 45.47 0.0 | 1+ (2)- 1- | ||
882.5 10 | D | 2.4 ps 4 | 519.4 | | 363.1 | (4-) | ||
898.41 15 | B | 1+ | 446.2 3 452 1 ? 543.2 4 581.5 3 582.5 3 853.0 5 898.5 5 | <33 26 3 45 7 100 10 12 3 15 3 | 451.99 446.18 355.33 317.11 315.78 45.47 0.0 | 1+ 0+,1+ 1+ (2+) 1+ (2)- 1- | ||
936.55 18 | B | 1+ | 38.0 5 ? 484.5 4 490.2 4 581.8 5 ? 619.5 4 684.3 4 891.0 5 ? 936.0 10 ? | 35 9 17 4 47 10 100 10 39 8 31 7 28 6 | 898.41 451.99 446.18 355.33 317.11 252.28 45.47 0.0 | 1+ 1+ 0+,1+ 1+ (2+) (2)+ (2)- 1- | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
988.3 4 | D | J | 17 ps 6 | 300.1 5 404.8 5 521 1 | | 687.7 583.5 467.3 | (6-) (5-) (5-) | |
1025.4 4 | D | (7-) | 7.6 ps 2 | 337.6 5 558.3 5 | | 688.2 467.3 | (8)+ (5-) | |
1047.89 21 | B | 1+ | 232.7 3 431.6 4 730.8 4 795.8 4 1002.0 10 ? | 19 4 27 6 67 14 100 11 41 10 | 815.2 616.13 317.11 252.28 45.47 | (0,1) 1+ (2+) (2)+ (2)- | ||
1120.5 3 | D | (9)+ | 0.59 ps 6 | 432.0 2 526.0 2 | 100 7 10 1 | M1+E2 | 688.2 594.7 | (8)+ (7)+ |
1338.3 4 | D | (8-) | 5.5 ps 14 | 312.8 5 349.9 5 650.5 5 | | 1025.4 988.3 688.2 | (7-) J (8)+ | |
1511.3 4 | D | (10)+ | 0.49 ps 6 | 390.9 3 823.4 5 | 27 2 100 10 | M1+E2 | 1120.5 688.2 | (9)+ (8)+ |
1610.5 6 ? | D | 922.3 5 | 100 | 688.2 | (8)+ | |||
1747.8 4 | D | (J+2) | 409.5 5 722.7 5 759.5 5 | | 1338.3 1025.4 988.3 | (8-) (7-) J | ||
1825.3 5 | D | (9-) | 0.76 ps 21 | 488.2 5 800 1 | | 1338.3 1025.4 | (8-) (7-) | |
1993.3 4 | D | (11+) | 0.21 ps 4 | 482.1 5 872.8 3 | 100 10 47 5 | 1511.3 1120.5 | (10)+ (9)+ | |
2080.1 4 ? | D | 959.6 3 | 100 | 1120.5 | (9)+ | |||
2197.8 7 ? | D | 1077.3 6 | 100 | 1120.5 | (9)+ | |||
2219.1 5 | D | (10-) | 0.69 ps 21 | 472.3 5 879.4 5 | | 1747.8 1338.3 | (J+2) (8-) | |
2577.3 11 | D | 1066 1 | 100 | 1511.3 | (10)+ | |||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2626.1 5 | D | (12+) | 632.9 5 1114.9 5 | 100 | 1993.3 1511.3 | (11+) (10)+ | ||
2689.8 5 | D | (J+4) | 470.2 5 865.6 5 941.1 5 | | 2219.1 1825.3 1747.8 | (10-) (9-) (J+2) | ||
2736.5 7 | D | (11-) | 911.2 5 | | 1825.3 | (9-) | ||
3107.6 6 | D | (13+) | 0.20 ps 2 | 481.6 5 ? 1114.0 6 | 100 | 2626.1 1993.3 | (12+) (11+) | |
3118 1 ? | D | 1125 1 | | 1993.3 | (11+) | |||
3286.2 7 | D | (12-) | 596.2 5 1068 1 | | 2689.8 2219.1 | (J+4) (10-) | ||
3706.7 8 | D | (J+6) | 420.5 5 1017 1 | | 3286.2 2689.8 | (12-) (J+4) | ||
3835.3 23 ? | D | 1258 2 | 100 | 2577.3 | ||||
4000 3 | D | (14+) | 1374 3 | 100 | 2626.1 | (12+) | ||
4434 2 | D | (15+) | 0.11 ps 3 | 1326 2 | 100 | 3107.6 | (13+) | |
4900 | E | (0+) | ||||||
5400 | E | (2+) | ||||||
5550 5 | D | (16+) | 1550 4 | 100 | 4000 | (14+) | ||
5930 4 | D | (17+) | 0.055 ps 28 | 1496 3 | 100 | 4434 | (15+) | |
6100 | E | (0+,2+,4+) | ||||||
6500 | E | (2+) | ||||||
6900 | E | (4+) | ||||||
7200 | E | (3-) | ||||||
7303 6 ? | D | (18+) | 1753? | | 5550 | (16+) | ||
7585 6 | D | (19+) | < 0.06 ps | 1655 4 | 100 | 5930 | (17+) | |
9415 8 ? | D | (21+) | 1830 5 ? | 100 | 7585 | (19+) |
E(level): From least-squares fit to Eγ’s
Jπ(level): For levels populated in (HI,xnypγ) only, when no Jπ argument is given, the assignment is from possible band assignment which is probably from γ(θ), γγ(θ) data of different authors but details of such measurements are not available except for selected transitions from 1981We07 and 1977Be18. Ascending spins are assumed as the excitation energy increases which is generally supported by the decay pattern of levels
T1/2(level): Recoil-distance Doppler shift method is abbreviated as RDDS
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - K=(4)+ band, EVEN J. | |||||||
102.58 3 | (4)+ | 1.31 s 2 % IT > 99.4 % ε < 0.6 | |||||
356.8 2 | (6)+ | 118 ps 21 | 112.0 2 253.9 5 | 100 5 17 1 | M1+E2 E2 | 244.8 102.58 | (5)+ (4)+ |
688.2 3 | (8)+ | 69 ps 21 | 93.4 2 331.3 2 | 100 8 95 8 | D(+Q) E2 | 594.7 356.8 | (7)+ (6)+ |
1511.3 4 | (10)+ | 0.49 ps 6 | 390.9 3 823.4 5 | 27 2 100 10 | M1+E2 | 1120.5 688.2 | (9)+ (8)+ |
2626.1 5 | (12+) | 632.9 5 1114.9 5 | 100 | 1993.3 1511.3 | (11+) (10)+ | ||
4000 3 | (14+) | 1374 3 | 100 | 2626.1 | (12+) | ||
5550 5 | (16+) | 1550 4 | 100 | 4000 | (14+) | ||
7303 6 | (18+) | 1753? | | 5550 | (16+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - K=(4)+ band, ODD J | |||||||
244.8 2 | (5)+ | 76 ps 14 | |||||
594.7 2 | (7)+ | 21 ps 4 | 237.9 2 350.1 2 | 100 6 11 3 | M1+E2 | 356.8 244.8 | (6)+ (5)+ |
1120.5 3 | (9)+ | 0.59 ps 6 | 432.0 2 526.0 2 | 100 7 10 1 | M1+E2 | 688.2 594.7 | (8)+ (7)+ |
1993.3 4 | (11+) | 0.21 ps 4 | 482.1 5 872.8 3 | 100 10 47 5 | 1511.3 1120.5 | (10)+ (9)+ | |
3107.6 6 | (13+) | 0.20 ps 2 | 481.6 5 ? 1114.0 6 | 100 | 2626.1 1993.3 | (12+) (11+) | |
4434 2 | (15+) | 0.11 ps 3 | 1326 2 | 100 | 3107.6 | (13+) | |
5930 4 | (17+) | 0.055 ps 28 | 1496 3 | 100 | 4434 | (15+) | |
7585 6 | (19+) | < 0.06 ps | 1655 4 | 100 | 5930 | (17+) | |
9415 8 | (21+) | 1830 5 ? | 100 | 7585 | (19+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - K=1- band | |||||||
0.0 | 1- | 16.2 h 2 % ε = 100 | |||||
45.47 2 | (2)- | 1.13 ns 6 | 45.48 2 | 100 2 | M1 | 0.0 | 1- |
212.1 3 | (3-) | 111 ps 28 | 166.7 5 212.2 5 | | 45.47 0.0 | (2)- 1- | |
363.1 3 | (4-) | 59 ps 10 | 150.8 5 317.8 5 | 100 88 | 212.1 45.47 | (3-) (2)- | |
583.5 4 | (5-) | 220.4 5 371.5 5 | | 363.1 212.1 | (4-) (3-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 4 - K=(4)- band, EVEN J | |||||||
301.6 3 | (4-) | 0.52 ns 7 | |||||
687.7 3 | (6-) | 73 ps 24 | 104.2 5 220.4 5 331 1 386.1 5 442.5 5 | | 583.5 467.3 356.8 301.6 244.8 | (5-) (5-) (6)+ (4-) (5)+ | |
1338.3 4 | (8-) | 5.5 ps 14 | 312.8 5 349.9 5 650.5 5 | | 1025.4 988.3 688.2 | (7-) J (8)+ | |
2219.1 5 | (10-) | 0.69 ps 21 | 472.3 5 879.4 5 | | 1747.8 1338.3 | (J+2) (8-) | |
3286.2 7 | (12-) | 596.2 5 1068 1 | | 2689.8 2219.1 | (J+4) (10-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 5 - K=(4)- band, ODD J | |||||||
467.3 3 | (5-) | 242 ps 35 | |||||
1025.4 4 | (7-) | 7.6 ps 2 | 337.6 5 558.3 5 | | 688.2 467.3 | (8)+ (5-) | |
1825.3 5 | (9-) | 0.76 ps 21 | 488.2 5 800 1 | | 1338.3 1025.4 | (8-) (7-) | |
2736.5 7 | (11-) | 911.2 5 | | 1825.3 | (9-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 6 - ΔJ=(2) band. | |||||||
988.3 4 | J | 17 ps 6 | |||||
1747.8 4 | (J+2) | 409.5 5 722.7 5 759.5 5 | | 1338.3 1025.4 988.3 | (8-) (7-) J | ||
2689.8 5 | (J+4) | 470.2 5 865.6 5 941.1 5 | | 2219.1 1825.3 1747.8 | (10-) (9-) (J+2) | ||
3706.7 8 | (J+6) | 420.5 5 1017 1 | | 3286.2 2689.8 | (12-) (J+4) |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Mixing Ratio | Conversion Coefficient | Additional Data |
45.47 | (2)- | 1.13 ns 6 | 45.48 2 | M1 | 1.07 | B(M1)(W.u.)=0.100 5, α=1.07 | |
102.58 | (4)+ | 1.31 s 2 % IT > 99.4 % ε < 0.6 | 57.11 2 | M2 | 9.71 | B(M2)(W.u.)=2.04×10-4 7, α=9.71 | |
244.8 | (5)+ | 76 ps 14 | 142.2 2 | M1(+E2) | 0.2 LT | B(M1)(W.u.)=0.10 2 | |
252.28 | (2)+ | 2.18 ns 9 | 252.0 2 | E1 | B(E1)(W.u.)=10.8E-6 5 | ||
315.78 | 1+ | 63.6 2 | M1(+E2) | 0.2 LT | 0.41 | α=0.41 | |
355.33 | 1+ | 0.5 ns 2 | 40.0 5 | [M1] | 1.6 | α=1.6 | |
1+ | 0.5 ns 2 | 103.3 2 | M1(+E2) | 0.15 LT | 0.106 | B(E2)(W.u.)<64, B(M1)(W.u.)=0.55 25, α=0.106 | |
356.8 | (6)+ | 118 ps 21 | 112.0 2 | M1+E2 | B(M1)(W.u.)=0.11 2 | ||
(6)+ | 118 ps 21 | 253.9 5 | E2 | B(E2)(W.u.)=36 7 | |||
446.18 | 0+,1+ | 91.1 2 | M1(+E2) | 0.35 LT | 0.15 | α=0.15 | |
451.99 | 1+ | 0.4 ns 1 | 96.6 2 | M1(+E2) | 0.25 LT | 0.127 | B(E2)(W.u.)<0.9, B(M1)(W.u.)=2.2E-4 6, α=0.127 |
1+ | 0.4 ns 1 | 134.9 2 | (M1) | 0.051 | B(M1)(W.u.)=2.1×10-3 5, α=0.051 | ||
1+ | 0.4 ns 1 | 136.4 2 | (M1) | 0.050 | B(M1)(W.u.)=8.7×10-4 22, α=0.050 | ||
1+ | 0.4 ns 1 | 199.8 2 | M1+E2 | 0.6 2 | 0.031 | B(E2)(W.u.)=2.6 13, B(M1)(W.u.)=2.3E-4 8, α=0.031 5 | |
1+ | 0.4 ns 1 | 406.5 2 | E1 | B(E1)(W.u.)=6.3E-6 16 | |||
487.4 | (0,1) | 35.6 2 | [M1] | 2.2 | α=2.2 | ||
594.7 | (7)+ | 21 ps 4 | 237.9 2 | M1+E2 | -0.20 4 | B(E2)(W.u.)=64 16, B(M1)(W.u.)=0.073 15 | |
616.13 | 1+ | 299.0 2 | (M1,E2) | 0.012 | α=0.012 5 | ||
1+ | 300.2 2 | (M1,E2) | 0.012 | α=0.012 5 | |||
688.2 | (8)+ | 69 ps 21 | 331.3 2 | E2 | B(E2)(W.u.)=52 16 | ||
1120.5 | (9)+ | 0.59 ps 6 | 432.0 2 | M1+E2 | -0.29 9 | B(E2)(W.u.)=240 80, B(M1)(W.u.)=0.38 4 | |
1511.3 | (10)+ | 0.49 ps 6 | 390.9 3 | M1+E2 | B(M1)(W.u.)=0.16 2 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | 1- | 16.2 h 2 % ε = 100 | μ=0.54821 2 (1960Li11,1989Ra17), Q=0.270 3 (1960Li11,1989Ra17) Configuration=(π 3/2[312])(n,5/2[422])1- favors negative μ (1980Ek02). Signs of μ and Q are opposite (1989Ra17). E(level): K=1- band. |
45.47 | (2)- | 1.13 ns 6 | E(level): K=1- band. |
102.58 | (4)+ | 1.31 s 2 % IT > 99.4 % ε < 0.6 | Possible configuration=((π 3/2[431])(ν 5/2[422])) (1982Do11). E(level): K=(4)+ band, EVEN J. |
212.1 | (3-) | 111 ps 28 | E(level): K=1- band. |
244.8 | (5)+ | 76 ps 14 | E(level): K=(4)+ band, ODD J. |
301.6 | (4-) | 0.52 ns 7 | Possible configuration=((π g9/2)(ν p3/2 or f5/2)) (1982Do11). E(level): K=(4)- band, EVEN J. |
356.8 | (6)+ | 118 ps 21 | E(level): K=(4)+ band, EVEN J. |
363.1 | (4-) | 59 ps 10 | E(level): K=1- band. |
467.3 | (5-) | 242 ps 35 | E(level): K=(4)- band, ODD J. |
583.5 | (5-) | E(level): K=1- band. | |
594.7 | (7)+ | 21 ps 4 | E(level): K=(4)+ band, ODD J. |
687.7 | (6-) | 73 ps 24 | E(level): K=(4)- band, EVEN J. |
688.2 | (8)+ | 69 ps 21 | E(level): K=(4)+ band, EVEN J. |
988.3 | J | 17 ps 6 | E(level): ΔJ=(2) band. |
1025.4 | (7-) | 7.6 ps 2 | E(level): K=(4)- band, ODD J. |
1120.5 | (9)+ | 0.59 ps 6 | E(level): K=(4)+ band, ODD J. |
1338.3 | (8-) | 5.5 ps 14 | E(level): K=(4)- band, EVEN J. |
1511.3 | (10)+ | 0.49 ps 6 | E(level): K=(4)+ band, EVEN J. |
1747.8 | (J+2) | E(level): ΔJ=(2) band. | |
1825.3 | (9-) | 0.76 ps 21 | E(level): K=(4)- band, ODD J. |
1993.3 | (11+) | 0.21 ps 4 | E(level): K=(4)+ band, ODD J. |
2219.1 | (10-) | 0.69 ps 21 | E(level): K=(4)- band, EVEN J. |
2626.1 | (12+) | E(level): K=(4)+ band, EVEN J. | |
2689.8 | (J+4) | E(level): ΔJ=(2) band. | |
2736.5 | (11-) | E(level): K=(4)- band, ODD J. | |
E(level) | Jπ(level) | T1/2(level) | Comments |
3107.6 | (13+) | 0.20 ps 2 | E(level): K=(4)+ band, ODD J. |
3286.2 | (12-) | E(level): K=(4)- band, EVEN J. | |
3706.7 | (J+6) | E(level): ΔJ=(2) band. | |
4000 | (14+) | E(level): K=(4)+ band, EVEN J. | |
4434 | (15+) | 0.11 ps 3 | E(level): K=(4)+ band, ODD J. |
4900 | (0+) | E(level): Uncertainty≈100 keV (evaluator). Jπ(level): Analog of level in 76Se. | |
5400 | (2+) | E(level): Uncertainty≈100 keV (evaluator). Jπ(level): Analog of level in 76Se. | |
5550 | (16+) | E(level): K=(4)+ band, EVEN J. | |
5930 | (17+) | 0.055 ps 28 | E(level): K=(4)+ band, ODD J. |
6100 | (0+,2+,4+) | E(level): Uncertainty≈100 keV (evaluator). Jπ(level): Analog of level in 76Se. | |
6500 | (2+) | E(level): Uncertainty≈100 keV (evaluator). Jπ(level): Analog of level in 76Se. | |
6900 | (4+) | E(level): Uncertainty≈100 keV (evaluator). Jπ(level): Analog of level in 76Se. | |
7200 | (3-) | E(level): Uncertainty≈100 keV (evaluator). Jπ(level): Analog of level in 76Se. | |
7303 | (18+) | E(level): K=(4)+ band, EVEN J. | |
7585 | (19+) | < 0.06 ps | E(level): K=(4)+ band, ODD J. |
9415 | (21+) | E(level): K=(4)+ band, ODD J. |
E(level) | E(gamma) | Comments |
45.47 | 45.48 | M(γ): from ce data in 76Br IT decay and 76Kr ε decay |
102.58 | 57.11 | M(γ): from ce data in 76Br IT decay and 76Kr ε decay |
150.52 | 150.5 | E(γ): Multiply placed with undivided intensity I(γ): Multiply placed with undivided intensity |
244.8 | 142.2 | E(γ): Uncertainty≈100 keV (evaluator) M(γ): From γ(θ,pol) data in (HI,xnypγ) |
252.28 | 150.5 | E(γ): Multiply placed with undivided intensity I(γ): Multiply placed with undivided intensity | 252.0 | M(γ): From ce data in 77Kr ε decay |
315.78 | 63.6 | M(γ): From ce data in 77Kr ε decay | 270.2 | M(γ): From ce data in 77Kr ε decay | 315.7 | M(γ): From ce data in 77Kr ε decay |
317.11 | 271.6 | M(γ): From ce data in 77Kr ε decay |
355.33 | 103.3 | M(γ): From ce data in 77Kr ε decay |
356.8 | 112.0 | E(γ): Uncertainty≈100 keV (evaluator) M(γ): From γ(θ,pol) data in (HI,xnypγ) | 253.9 | E(γ): Uncertainty≈100 keV (evaluator) M(γ): From γ(θ,pol) data in (HI,xnypγ) |
446.18 | 91.1 | M(γ): From ce data in 77Kr ε decay | 446.2 | E(γ): Multiply placed with undivided intensity I(γ): Multiply placed with undivided intensity |
451.99 | 96.6 | M(γ): From ce data in 77Kr ε decay | 134.9 | M(γ): From ce data in 77Kr ε decay | 136.4 | M(γ): From ce data in 77Kr ε decay | 199.8 | M(γ): From ce data in 77Kr ε decay | 406.5 | M(γ): From ce data in 77Kr ε decay |
594.7 | 237.9 | E(γ): Uncertainty≈100 keV (evaluator) M(γ): From γ(θ,pol) data in (HI,xnypγ) |
616.13 | 299.0 | M(γ): From ce data in 77Kr ε decay | 300.2 | M(γ): From ce data in 77Kr ε decay |
688.2 | 93.4 | M(γ): M1(+E2) from adopted level parities. δ(E2/M1)<0.12 for RUL(E2) <300 | 331.3 | E(γ): Uncertainty≈100 keV (evaluator) M(γ): From γ(θ,pol) data in (HI,xnypγ) |
E(level) | E(gamma) | Comments |
898.41 | 446.2 | E(γ): Multiply placed with undivided intensity I(γ): Multiply placed with undivided intensity |
1120.5 | 432.0 | E(γ): Uncertainty≈100 keV (evaluator) M(γ): From γ(θ,pol) data in (HI,xnypγ) |
1511.3 | 390.9 | E(γ): Uncertainty≈100 keV (evaluator) M(γ): From γ(θ,pol) data in (HI,xnypγ) |
2626.1 | 1114.9 | E(γ): Multiply placed with undivided intensity I(γ): Multiply placed with undivided intensity |
Cross sections and yield (of 76Br) measurements:
1991He08: 80Kr(p,nα) E=th-30 MeV
1989Ro16: 76Se(p,n) E=3-9 MeV
1988To08: 89Y(p,X) E=800 MeV
1987Mi05: 75As(3He,2n) E=2-12 MeV
1986Qa05: 76Se(p,n) E=10-25 MeV; 75As(3He,2n) E=10-18 MeV
1986Mo20: 95Mo(p bar,x); 98Mo(p bar,x) E=200 MeV
1986Ma64: 75As(3He,2n) E=10-36 MeV
1986Bu24: 93Nb(d,X) E=7.3 GeV
1985Sk04: 93Nb(e,X), (γ,X) E=0.1-1.2 GeV
1985Sa23: 79Br(p,3np); 81Br(p,5np) E=th-52 MeV
1985Ko25: 76Se(p,n) E=7-40 MeV
1984Sa36: Rb(γ,X); Sr(γ,X); y(γ,X) E=100, 200 MeV
1982Dm02: Se(p,xn) E=8.5-22.2 MeV; Se(d,xn) E=9-22.1 MeV; Se(α,xnp) E=18.3-43.4 MeV; as(α,xn) E=22-43 MeV
1982Ba33: 63Cu(16O,X) E=40-85 MeV
1993Ch35: 12C(64Cu,π-). Measured π-meson kinetic energy
1982Al20: 75As(3He,xn) E=th-70 MeV; 75As(α,xn) E=th-140 MeV
1981Vo04: U(p,X); Iβ normalization(p,X) E=600 MeV
1980Pa11: 76Se(p,n) E-16-34 MeV; 76Se(d,2n) E=10-43 MeV; 75As(3He,2n) E=10-40 MeV; 75As(α,3n) E=35-70 MeV
1980Ja08: 76Se(p,n) E=10-25 MeV; 77Se(p,2n) E=13-25 MeV
1979Di04: 79Br(p,3np); 81Br(p,5np) E=10-85 MeV
1979No07: 76Se(p,n); 77Se(p,2n); 78Se(p,3n); 80Se(p,5n); 75As(α,2n) E(p)=th-50 MeV, Eα=th-40 MeV
1977Qa02: Branching(d,X)
1973En01: αγ(p,X) E=300 GeV
Structure calculations: 1994Vo09, 1992Ta01, 1989Va16, 1980Kr03, 1979Kr12, 1970Pe22
Q-value: Note: Current evaluation has used the following Q record