ADOPTED LEVELS, GAMMAS for 167W
Author: Coral M. Baglin | Citation: Nucl. Data Sheets 90, 431 (2000) | Cutoff date: 5-Jul-2000
Full ENSDF file | Adopted Levels (PDF version)
Q(β-)=-7.26×103 keV SY | S(n)= 8282 keV 21 | S(p)= 3.29×103 keV 4 | Q(α)= 4.74×103 keV 3 | ||
Reference: 2012WA38 |
References: | |||
A | 167Re ε decay | B | 171Os α decay |
C | 147Sm(24Mg,4nγ) | D | 142Nd(30Si,5nγ) |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
0.0 | AB | (+) | 19.9 s 5 % ε = 99.96 1 % α = 0.04 1 | |||||
0.0+X | B | (5/2-) | ||||||
79+X | AB D | (7/2-) | 79 | 100 | [M1,E2] | 0.0+X | (5/2-) | |
125.9+X | CD | (13/2+) | ||||||
215.6+X 10 | A D | (9/2-) | 136.6 2 | 100 | [M1,E2] | 79+X | (7/2-) | |
350.6+X 21 | CD | (17/2+) | 224.7 2 | 100 | (E2) | 125.9+X | (13/2+) | |
553.1+X 12 | D | (13/2-) | 337.7 5 | 100 | 215.6+X | (9/2-) | ||
756.1+X 21 | CD | (21/2+) | 405.3 2 | 100 | (E2) | 350.6+X | (17/2+) | |
1023.0+X 13 | D | (17/2-) | 469.9 5 | 100 | (E2) | 553.1+X | (13/2-) | |
1295.4+X 20 | CD | (25/2+) | 538.9 2 | 100 | (E2) | 756.1+X | (21/2+) | |
1526.9+X 14 | D | (21/2-) | 503.9 5 | 100 | 1023.0+X | (17/2-) | ||
1598.5+X 15 | D | (21/2-) | 575.4 10 | 100 | 1023.0+X | (17/2-) | ||
1782.4+X 21 | CD | (23/2-) | 487.2 10 1025.7 5 | 50 20 100 7 | D | 1295.4+X 756.1+X | (25/2+) (21/2+) | |
1920.2+X 17 | D | (25/2-) | 393.3 10 | 100 | 1526.9+X | (21/2-) | ||
1931.6+X 21 | CD | (29/2+) | 636.7 2 | 100 | (E2) | 1295.4+X | (25/2+) | |
2093.4+X 15 | D | (25/2-) | 494.9 10 566.6 10 | 100 23 72 25 | 1598.5+X 1526.9+X | (21/2-) (21/2-) | ||
2104.5+X 20 | CD | (27/2-) | 322.8 5 809.1 2 | 39 8 100 12 | (E2) D | 1782.4+X 1295.4+X | (23/2-) (25/2+) | |
2407.6+X 18 | D | (29/2-) | 487.4 5 | 100 | (E2) | 1920.2+X | (25/2-) | |
2427.9+X 18 | D | (29/2-) | 323.4 10 334.5 10 | 44 20 100 16 | (E2) | 2104.5+X 2093.4+X | (27/2-) (25/2-) | |
2479.0+X 20 | CD | (31/2-) | 374.3 2 546.6 5 | 100 5 37 6 | (E2) D | 2104.5+X 1931.6+X | (27/2-) (29/2+) | |
2628.8+X 21 | CD | (33/2+) | 696.4 2 | 100 | (E2) | 1931.6+X | (29/2+) | |
2821.6+X 19 | D | (33/2-) | 342.6 10 393.7 5 | 17 3 100 16 | (E2) | 2479.0+X 2427.9+X | (31/2-) (29/2-) | |
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
2937.0+X 20 | CD | (35/2-) | 457.7 2 | 100 | (E2) | 2479.0+X | (31/2-) | |
2960.1+X 18 | D | (33/2-) | 552.5 5 | 100 | 2407.6+X | (29/2-) | ||
3313.3+X 20 | D | (37/2-) | 376.3 10 491.7 5 | ≈12 100 8 | 2937.0+X 2821.6+X | (35/2-) (33/2-) | ||
3331.1+X 22 | CD | (37/2+) | 702.1 2 | 100 | (E2) | 2628.8+X | (33/2+) | |
3509.4+X 21 | CD | (39/2-) | 572.2 2 | 100 | (E2) | 2937.0+X | (35/2-) | |
3556.6+X 19 | D | (37/2-) | 596.5 5 | 100 | 2960.1+X | (33/2-) | ||
3907.7+X 20 | D | (41/2-) | 594.4 5 | 100 | (E2) | 3313.3+X | (37/2-) | |
3983.4+X 22 | CD | (41/2+) | 652.3 2 | 100 | (E2) | 3331.1+X | (37/2+) | |
4197.2+X 21 | CD | (43/2-) | 687.9 5 | 100 | 3509.4+X | (39/2-) | ||
4213.0+X 22 | D | (41/2-) | 656.4 10 | 100 | 3556.6+X | (37/2-) | ||
4602.0+X 21 | D | (45/2-) | 694.3 5 | 100 | 3907.7+X | (41/2-) | ||
4627.1+X 23 | CD | (45/2+) | 643.5 4 | 100 | (E2) | 3983.4+X | (41/2+) | |
4933.7+X 24 | D | (45/2-) | 720.7 10 | 100 | 4213.0+X | (41/2-) | ||
4984.3+X 24 | CD | (47/2-) | 786.2 4 | 100 | (E2) | 4197.2+X | (43/2-) | |
5311.0+X 23 | CD | (49/2+) | 683.6 4 | 100 | 4627.1+X | (45/2+) | ||
5385.2+X 23 | D | (49/2-) | 783.2 10 | 100 | (E2) | 4602.0+X | (45/2-) | |
5700+X 3 | D | (49/2-) | 766.8 10 | 100 | 4933.7+X | (45/2-) | ||
5849+X 3 | D | (51/2-) | 864.9 10 | 100 | 4984.3+X | (47/2-) | ||
6053+X 3 | CD | (53/2+) | 742.2 5 | 100 | (E2) | 5311.0+X | (49/2+) | |
6241.8+X 25 | D | (53/2-) | 856.6 10 | 100 | 5385.2+X | (49/2-) | ||
6499+X 3 | D | (53/2-) | 798.7 10 | 100 | 5700+X | (49/2-) | ||
6765+X 3 | D | (55/2-) | 915.4 10 | 100 | 5849+X | (51/2-) | ||
6860+X 3 | D | (57/2+) | 806.9 10 | 100 | 6053+X | (53/2+) | ||
7153+X 3 | D | (57/2-) | 911.3 10 | 100 | 6241.8+X | (53/2-) | ||
7334+X 3 ? | D | (57/2-) | 834.7 10 ? | 100 | 6499+X | (53/2-) | ||
7695+X 3 | D | (59/2-) | 929.9 10 | 100 | 6765+X | (55/2-) | ||
7730+X 3 | D | (61/2+) | 870.7 10 | 100 | 6860+X | (57/2+) | ||
8108+X 3 | D | (61/2-) | 955.2 10 | 100 | 7153+X | (57/2-) | ||
8660+X 3 | D | (65/2+) | 930.0 10 | 100 | 7730+X | (61/2+) | ||
E(level) (keV) | XREF | Jπ(level) | T1/2(level) | E(γ) (keV) | I(γ) | M(γ) | Final Levels | |
9662+X 4 ? | D | (69/2+) | 1001.4 10 ? | 100 | 8660+X | (65/2+) |
E(level): From least-squares adjustment of Eγ, assuming E=79+x keV for the (7/2-) level. The stated uncertainties do not include the uncertainty in E(79+x level) because it is not known.
Jπ(level): From (HI,xnγ), except as noted. Values are based on γ multipolarities deduced from γ(θ) and DCO ratio data, deduced band structure and systematics of known structures in heavier isotopes and isotones. See (24Mg,4nγ) data set for additional details.
E(γ): From 142Nd(30Si,5nγ), except as noted.
I(γ): Relative photon branching from each level; values are from 142Nd(30Si,5nγ), except as noted.
M(γ): From DCO ratio in (30Si,5nγ) and/or γ(θ) in (24Mg,4nγ). Stretched Q intraband transitions are assigned as (E2).
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 1 - π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |||||||
125.9+X | (13/2+) | ||||||
350.6+X 21 | (17/2+) | ||||||
756.1+X 21 | (21/2+) | 405.3 2 | 100 | (E2) | 350.6+X | (17/2+) | |
1295.4+X 20 | (25/2+) | ||||||
1931.6+X 21 | (29/2+) | 636.7 2 | 100 | (E2) | 1295.4+X | (25/2+) | |
2628.8+X 21 | (33/2+) | 696.4 2 | 100 | (E2) | 1931.6+X | (29/2+) | |
3331.1+X 22 | (37/2+) | 702.1 2 | 100 | (E2) | 2628.8+X | (33/2+) | |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 2 - π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |||||||
3983.4+X 22 | (41/2+) | ||||||
4627.1+X 23 | (45/2+) | ||||||
5311.0+X 23 | (49/2+) | 683.6 4 | 100 | 4627.1+X | (45/2+) | ||
6053+X 3 | (53/2+) | ||||||
6860+X 3 | (57/2+) | 806.9 10 | 100 | 6053+X | (53/2+) | ||
7730+X 3 | (61/2+) | 870.7 10 | 100 | 6860+X | (57/2+) | ||
8660+X 3 | (65/2+) | 930.0 10 | 100 | 7730+X | (61/2+) | ||
9662+X 4 | (69/2+) | 1001.4 10 ? | 100 | 8660+X | (65/2+) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 3 - π=-, α=-1/2 F(AB) band (1992Th06). | |||||||
1782.4+X 21 | (23/2-) | ||||||
2104.5+X 20 | (27/2-) | ||||||
2479.0+X 20 | (31/2-) | 374.3 2 546.6 5 | 100 5 37 6 | (E2) D | 2104.5+X 1931.6+X | (27/2-) (29/2+) | |
2937.0+X 20 | (35/2-) | ||||||
3509.4+X 21 | (39/2-) | 572.2 2 | 100 | (E2) | 2937.0+X | (35/2-) | |
4197.2+X 21 | (43/2-) | 687.9 5 | 100 | 3509.4+X | (39/2-) | ||
4984.3+X 24 | (47/2-) | 786.2 4 | 100 | (E2) | 4197.2+X | (43/2-) | |
5849+X 3 | (51/2-) | 864.9 10 | 100 | 4984.3+X | (47/2-) | ||
6765+X 3 | (55/2-) | 915.4 10 | 100 | 5849+X | (51/2-) | ||
7695+X 3 | (59/2-) | 929.9 10 | 100 | 6765+X | (55/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 4 - π=-, α=+1/2 E(AB) band (1992Th06). | |||||||
2093.4+X 15 | (25/2-) | ||||||
2427.9+X 18 | (29/2-) | ||||||
2821.6+X 19 | (33/2-) | 342.6 10 393.7 5 | 17 3 100 16 | (E2) | 2479.0+X 2427.9+X | (31/2-) (29/2-) | |
3313.3+X 20 | (37/2-) | ||||||
3907.7+X 20 | (41/2-) | 594.4 5 | 100 | (E2) | 3313.3+X | (37/2-) | |
4602.0+X 21 | (45/2-) | 694.3 5 | 100 | 3907.7+X | (41/2-) | ||
5385.2+X 23 | (49/2-) | 783.2 10 | 100 | (E2) | 4602.0+X | (45/2-) | |
6241.8+X 25 | (53/2-) | 856.6 10 | 100 | 5385.2+X | (49/2-) | ||
7153+X 3 | (57/2-) | 911.3 10 | 100 | 6241.8+X | (53/2-) | ||
8108+X 3 | (61/2-) | 955.2 10 | 100 | 7153+X | (57/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 5 - π=-, α=+1/2 E band (1992Th06). | |||||||
215.6+X 10 | (9/2-) | ||||||
553.1+X 12 | (13/2-) | ||||||
1023.0+X 13 | (17/2-) | 469.9 5 | 100 | (E2) | 553.1+X | (13/2-) | |
1598.5+X 15 | (21/2-) | ||||||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 6 - π=-, α=+1/2 band (1992Th06). | |||||||
1526.9+X 14 | (21/2-) | ||||||
1920.2+X 17 | (25/2-) | ||||||
2407.6+X 18 | (29/2-) | 487.4 5 | 100 | (E2) | 1920.2+X | (25/2-) | |
2960.1+X 18 | (33/2-) | ||||||
3556.6+X 19 | (37/2-) | 596.5 5 | 100 | 2960.1+X | (33/2-) | ||
4213.0+X 22 | (41/2-) | 656.4 10 | 100 | 3556.6+X | (37/2-) | ||
4933.7+X 24 | (45/2-) | 720.7 10 | 100 | 4213.0+X | (41/2-) | ||
5700+X 3 | (49/2-) | 766.8 10 | 100 | 4933.7+X | (45/2-) | ||
6499+X 3 | (53/2-) | 798.7 10 | 100 | 5700+X | (49/2-) | ||
7334+X 3 | (57/2-) | 834.7 10 ? | 100 | 6499+X | (53/2-) | ||
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) | I(γ) | M(γ) | Final Levels | |
Band 7 - possible 5/2[523] band (1995Hi02). | |||||||
0.0+X | (5/2-) | ||||||
79+X | (7/2-) |
E(level) (keV) | Jπ(level) | T1/2(level) | E(γ) (keV) | Multipolarity | Conversion Coefficient | Additional Data |
79+X | (7/2-) | 79 | [M1,E2] | 10.1 | α=10.1 4 | |
215.6+X | (9/2-) | 136.6 2 | [M1,E2] | 1.6 | α=1.6 4 | |
350.6+X | (17/2+) | 224.7 2 | (E2) | 0.212 | α=0.212 | |
756.1+X | (21/2+) | 405.3 2 | (E2) | 0.0364 | α=0.0364 | |
1295.4+X | (25/2+) | 538.9 2 | (E2) | 0.0177 | α=0.0177 | |
1931.6+X | (29/2+) | 636.7 2 | (E2) | 0.0119 | α=0.0119 | |
2479.0+X | (31/2-) | 374.3 2 | (E2) | 0.0452 | α=0.0452 | |
2628.8+X | (33/2+) | 696.4 2 | (E2) | 0.00975 | α=0.00975 | |
2937.0+X | (35/2-) | 457.7 2 | (E2) | 0.0264 | α=0.0264 | |
3331.1+X | (37/2+) | 702.1 2 | (E2) | 0.00958 | α=0.00958 | |
3509.4+X | (39/2-) | 572.2 2 | (E2) | 0.0153 | α=0.0153 | |
3983.4+X | (41/2+) | 652.3 2 | (E2) | 0.0113 | α=0.0113 | |
4627.1+X | (45/2+) | 643.5 4 | (E2) | 0.0117 | α=0.0117 |
Additional Level Data and Comments:
E(level) | Jπ(level) | T1/2(level) | Comments |
0.0 | (+) | 19.9 s 5 % ε = 99.96 1 % α = 0.04 1 | Both ε and α decay observed (1989Me02). E(level): Both ε and α decay observed (1989Me02). |
0.0+X | (5/2-) | E(level): possible 5/2[523] band (1995Hi02). | |
79+X | (7/2-) | E(level): possible 5/2[523] band (1995Hi02). | |
125.9+X | (13/2+) | E(level): π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |
215.6+X | (9/2-) | E(level): π=-, α=+1/2 E band (1992Th06). | |
350.6+X | (17/2+) | E(level): π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |
553.1+X | (13/2-) | E(level): π=-, α=+1/2 E band (1992Th06). | |
756.1+X | (21/2+) | E(level): π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |
1023.0+X | (17/2-) | E(level): π=-, α=+1/2 E band (1992Th06). | |
1295.4+X | (25/2+) | E(level): π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |
1526.9+X | (21/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
1598.5+X | (21/2-) | E(level): π=-, α=+1/2 E band (1992Th06). | |
1782.4+X | (23/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
1920.2+X | (25/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
1931.6+X | (29/2+) | E(level): π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |
2093.4+X | (25/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
2104.5+X | (27/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
2407.6+X | (29/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
2427.9+X | (29/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
2479.0+X | (31/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
2628.8+X | (33/2+) | E(level): π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |
2821.6+X | (33/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
2937.0+X | (35/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
2960.1+X | (33/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
3313.3+X | (37/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
E(level) | Jπ(level) | T1/2(level) | Comments |
3331.1+X | (37/2+) | E(level): π=+, α=+1/2 (ν i13/2) A band (1992Th06). | |
3509.4+X | (39/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
3556.6+X | (37/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
3907.7+X | (41/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
3983.4+X | (41/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |
4197.2+X | (43/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
4213.0+X | (41/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
4602.0+X | (45/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
4627.1+X | (45/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |
4933.7+X | (45/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
4984.3+X | (47/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
5311.0+X | (49/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |
5385.2+X | (49/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
5700+X | (49/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
5849+X | (51/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
6053+X | (53/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |
6241.8+X | (53/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
6499+X | (53/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
6765+X | (55/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
6860+X | (57/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |
7153+X | (57/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
7334+X | (57/2-) | E(level): π=-, α=+1/2 band (1992Th06). | |
7695+X | (59/2-) | E(level): π=-, α=-1/2 F(AB) band (1992Th06). | |
7730+X | (61/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |
8108+X | (61/2-) | E(level): π=-, α=+1/2 E(AB) band (1992Th06). | |
E(level) | Jπ(level) | T1/2(level) | Comments |
8660+X | (65/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. | |
9662+X | (69/2+) | E(level): π=+, α=+1/2 (ν i13/2)#(ν i13/2)2 A(BC) band. |
E(level) | E(gamma) | Comments |
79+X | 79 | E(γ): from 171Os α decay; uncertainty unstated by authors. |
215.6+X | 136.6 | E(γ): from 167Re ε decay. |
350.6+X | 224.7 | E(γ): From 147Sm(24Mg,4nγ). |
756.1+X | 405.3 | E(γ): From 147Sm(24Mg,4nγ). |
1295.4+X | 538.9 | E(γ): From 147Sm(24Mg,4nγ). |
1782.4+X | 1025.7 | E(γ): From 147Sm(24Mg,4nγ). |
1931.6+X | 636.7 | E(γ): From 147Sm(24Mg,4nγ). |
2104.5+X | 322.8 | E(γ): From 147Sm(24Mg,4nγ). | 809.1 | E(γ): From 147Sm(24Mg,4nγ). |
2479.0+X | 374.3 | E(γ): From 147Sm(24Mg,4nγ). | 546.6 | E(γ): From 147Sm(24Mg,4nγ). I(γ): weighted average of 32 4 from (30Si,5nγ), 45 5 from (24Mg,4nγ). |
2628.8+X | 696.4 | E(γ): From 147Sm(24Mg,4nγ). |
2937.0+X | 457.7 | E(γ): From 147Sm(24Mg,4nγ). |
3331.1+X | 702.1 | E(γ): From 147Sm(24Mg,4nγ). |
3509.4+X | 572.2 | E(γ): From 147Sm(24Mg,4nγ). |
3983.4+X | 652.3 | E(γ): From 147Sm(24Mg,4nγ). |
4197.2+X | 687.9 | E(γ): From 147Sm(24Mg,4nγ). |
4627.1+X | 643.5 | E(γ): weighted average from (24Mg,4nγ) and (30Si,5nγ). |
4984.3+X | 786.2 | E(γ): weighted average from (24Mg,4nγ) and (30Si,5nγ). |
5311.0+X | 683.6 | E(γ): weighted average from (24Mg,4nγ) and (30Si,5nγ). |
6053+X | 742.2 | E(γ): From 147Sm(24Mg,4nγ). |
Identification: cross-bombardments, excitation functions, and coincidences with x rays in 36Ar, 40Ar bombardments of Cs, Ba, La and Pr (1987ScZL). See also 1989Me02 (167W produced in 136Ba(36Ar,xn) E=191 MeV).
Q-value: Note: Current evaluation has used the following Q record
Q-value: ΔQ(β)=340, ΔS(n)=310, ΔS(p)=430 (1995Au04).
Q-value: Q(α)=4671 13 or 4659 20, respectively, from Eα=4559 13 (1991Me05) or 4550 20 (1989Me02), if g.s. to g.s. transition.