Table 1
Branching Ratios and Absolute Transition Probabilities in Ta i a
Upper-Level Energy Lifetime Transition
Branching Ratio
gA (108 sec−1 )Wave Number (cm−1 ) λ in Air (nm) Ref. 13 This Study 5d 2 6s 2 (a 3 F )6p z 4 D 1/2 12435.81 803.91 0.067 0.053 (9) 0.00185 (34) 18504.72 cm−1 12455.30 802.65 0.330 0.189 (29) 0.0066 (11) 572 (29) nsec 18504.72 540.25 0.603 0.758 (37) 0.027 (2) 5d 2 6s 2 (a 3 P )6p z 2 D 3/2 14703.41 679.93 0.048 0.020 (5) 0.00119 (31) 20772.32 cm−1 18762.22 532.84 0.222 0.158 (7) 0.0092 (8) 685 (55) nsec 20772.32 481.28 0.681 0.822 (9) 0.048 (4) 5d 2 6s 2 (a 3 F )6p z 4 D 5/2 11191.80 893.26 0.052 (2) 0.0034 (3) 21167.61 cm−1 15098.70 662.13 0.244 0.275 (5) 0.0182 (15) 908 (73) nsec 17203.69 581.11 0.357 0.516 (9) 0.034 (3) 19157.51 521.85 0.286 0.080 (3) 0.0053 (5) 21167.61 472.29 0.113 0.077 (3) 0.0051 (4) 5d 3 6s (a 5 F )6p z 4 F 3/2 11879.26 841.57 0.012 0.024 (4) 0.0021 (4) 21855.07 cm−1 12096.10 826.49 0.048 0.061 (61) 0.005 (5) 449 (22) nsec 15786.16 633.29 0.090 0.062 (8) 0.0055 (7) 15805.65 632.51 0.133 0.151 (17) 0.0135 (16) 19844.97 503.77 0.124 0.150 (9) 0.0133 (10) 21855.07 457.43 0.593 0.552 (27) 0.049 (3) 5d 3 6s (a 5 F )6p z 4 F 5/2 12119.46 824.90 0.023 0.025 (5) 0.0039 (8) 23363.09 cm−1 12412.87 805.39 0.013 0.008 (4) 0.0012 (6) 390 (20) nsec 13387.28 746.78 0.051 0.056 (8) 0.0086 (14) 13657.71 731.98 0.031 0.030 (5) 0.0046 (8) 14109.66 708.54 0.031 0.018 (3) 0.0028 (5) 17294.18 578.07 0.109 0.130 (15) 0.020 (3) 19399.17 515.34 0.084 0.068 (4) 0.0105 (9) 21352.99 468.19 0.540 0.595 (26) 0.091 (6) 23363.09 427.91 0.117 0.070 (4) 0.0108 (9) 5d 3 6s (a 5 F )6p z 6 D 3/2 13495.40 740.79 0.271 0.341 (6) 0.081 (4) 24739.03 cm−1 13788.81 725.03 0.051 0.056 (2) 0.0131 (8) 170 (9) nsec 14763.22 677.17 0.110 0.095 (3) 0.023 (1) 14980.06 667.37 0.151 0.155 (4) 0.036 (2) 15485.60 645.58 0.029 0.025 (1) 0.0058 (4) 18670.12 535.47 0.076 0.111 (5) 0.026 (2) 18689.61 534.91 0.060 0.071 (3) 0.0168 (11) 22728.93 439.85 0.151 0.078 (3) 0.0182 (12) 24739.03 404.11 0.100 0.068 (3) 0.0160 (11) 5d 3 6s (a 5 F )6p y 4 D 1/2 13720.50 728.64 0.031 0.010 (3) 0.00179 (49) 25512.63 cm−1 14562.41 686.51 0.049 0.016 (4) 0.0029 (7) 112 (6) nsec 15536.82 643.46 0.014 (3) 0.0026 (6) 15753.66 634.60 0.095 0.042 (7) 0.0075 (13) 19443.72 514.16 0.238 0.137 (4) 0.024 (1) 19463.21 513.65 0.077 0.504 (12) 0.090 (5) 25512.63 391.85 0.510 0.276 (12) 0.049 (3) 5d 3 6s (a 5 F )6p y 4 D 3/2 15120.06 661.20 0.208 0.240 (25) 0.075 (9) 26363.69 cm−1 15413.47 648.61 0.016 (3) 0.0050 (9) 128 (6) nsec 16604.72 602.07 0.162 0.131 (13) 0.041 (4) 17110.26 584.28 0.007 (2) 0.0022 (5) 20294.78 492.60 0.154 0.195 (14) 0.061 (5) 20314.27 492.13 0.138 0.150 (11) 0.047 (4) 24353.59 410.50 0.185 0.144 (10) 0.045 (4) 26363.69 379.21 0.154 0.116 (10) 0.036 (4) 5d 3 6s (a 5 F )6p z 6 F 1/2 14351.17 696.61 0.305 0.317 (17) 0.097 (7) 26585.93 cm−1 15342.30 651.61 0.166 0.326 (14) 0.100 (7) 261 (13) nsec 15895.61 628.93 0.060 0.048 (3) 0.0147 (12) 16880.55 592.23 0.005 (1) 0.00153 (38) 17332.50 576.79 0.045 0.067 (4) 0.021 (2) 22622.01 441.93 0.019 (3) 0.0058 (10) 24575.83 406.79 0.424 0.218 (26) 0.067 (9) 5d 2 6s 2 (a 3 P )6p z 4 P 3/2 14797.90 675.59 0.032 0.024 (2) 0.0055 (6) 26590.03 cm−1 15346.40 651.44 0.247 0.377 (16) 0.086 (6) 176 (9) nsec 15639.81 639.22 0.054 0.037 (3) 0.0084 (7) 16831.06 593.98 0.276 0.280 (12) 0.064 (4) 17336.60 576.66 0.054 0.053 (3) 0.0120 (9) 20521.12 487.17 0.041 0.041 (6) 0.0093 (14) n 20540.61 486.71 0.006 (2) 0.00136 (39) 24579.93 406.72 0.207 0.117 (15) 0.027 (4) 26590.03 375.98 0.088 0.065 (9) 0.0148 (22) 5d 3 6s (a 5 F )6p z 6 D 5/2 14560.00 686.62 0.250 0.292 (13) 0.155 (10) 26794.76 cm−1 15551.13 642.86 0.068 0.068 (3) 0.036 (2) 113 (6) nsec 15844.54 630.96 0.161 0.207 (7) 0.110 (7) 16818.95 594.40 0.241 0.241 (8) 0.128 (8) 17089.38 585.00 0.020 (2) 0.0108 (10) 17541.33 569.92 0.036 0.046 (3) 0.025 (2) 22830.84 437.88 0.102 0.054 (8) 0.029 (5) 24784.66 403.36 0.016 0.010 (2) 0.0053 (12) 26794.76 373.10 0.127 0.061 (10) 0.032 (5) Unassigned J = 7/2 14094.49 709.30 0.048 0.036 (5) 0.0101 (15) 26960.46 cm−1 14725.70 678.90 0.079 0.061 (4) 0.0171 (14) 285 (14) nsec 15716.83 636.08 0.123 0.133 (5) 0.037 (2) 16270.14 614.46 0.115 0.069 (3) 0.0194 (12) 17707.03 564.59 0.260 0.405 (20) 0.114 (8) 21339.42 468.49 0.071 0.078 (7) 0.022 (2) 24950.36 400.68 0.303 0.218 (17) 0.061 (6) 5d 3 6s (a 5 F )6p z 6 F 9/2 14381.98 695.13 0.117 0.098 (7) 0.037 (3) 27733.43 cm−1 15498.67 645.04 0.345 0.575 (25) 0.22 (1) 265 (13) nsec 17043.11 586.59 0.019 (2) 0.0072 (8) n 18028.05 554.54 <0.010 (10) <0.004 (4) 22112.39 452.11 0.091 0.062 (7) 0.023 (3) 23769.51 420.59 0.447 0.236 (26) 0.089 (11) 5d 3 6s (a 5 F )6p z 6 D 1/2 12389.61 806.90 0.024 0.024 (4) 0.0161 (25) 27780.62 cm−1 14429.17 692.85 0.194 0.203 (10) 0.135 (9) 120 (6) nsec 14914.65 670.30 0.008 (1) 0.0054 (9) 15545.86 643.08 0.328 0.341 (8) 0.23 (1) 16536.99 604.54 0.305 0.308 (8) 0.21 (1) 17090.30 584.97 0.015 0.033 (2) 0.022 (2) n 18075.24 553.09 0.007 (1) 0.0047 (9) 18527.19 539.60 0.042 0.030 (5) 0.020 (4) 22159.58 451.15 0.091 0.043 (7) 0.029 (5) n 25770.52 387.93 0.002 (1) 0.0013 (9) Unassigned J = 11/2 14431.55 692.74 0.317 0.383 (37) 0.121 (13) 27783.00 cm−1 17092.68 584.89 0.025 (3) 0.0079 (11) 379 (19) nsec 22161.96 451.10 0.683 0.592 (39) 0.187 (15) 5d 3 6s (a 5 F )6p y 4 D 5/2 15899.12 628.79 0.061 0.047 (6) 0.0180 (24) 28133.88 cm−1 18158.07 550.57 0.028 0.029 (4) 0.0113 (16) 157 (8) nsec 18880.45 529.50 0.117 0.120 (6) 0.045 (3) 22064.97 453.09 0.291 0.382 (13) 0.145 (9) 24169.96 413.62 0.317 0.288 (10) 0.109 (7) 26123.78 382.69 0.108 0.080 (11) 0.031 (5) 28133.88 355.34 0.078 0.053 (4) 0.020 (2) Unassigned J = 3/2 16897.18 591.65 0.081 0.068 (10) 0.0197 (31) 28689.31 cm−1 17445.68 573.05 0.013 (3) 0.0038 (8) 138 (7) nsec 17739.09 563.57 0.048 0.050 (7) 0.0145 (23) 18713.50 534.22 0.057 0.066 (4) 0.0191 (15) 18930.34 528.10 0.040 0.041 (3) 0.0119 (10) 19435.88 514.37 0.217 0.231 (9) 0.067 (4) 22620.40 441.96 0.118 0.068 (3) 0.0197 (13) 22639.89 441.57 0.328 0.347 (10) 0.101 (6) 28689.31 348.46 0.112 0.116 (8) 0.034 (3) 5d 3 6s (a 5 F )6p z 6 D 9/2 13652.51 732.27 0.026 0.018 (2) 0.0130 (17) 28766.65 cm−1 15415.20 648.54 0.755 0.807 (9) 0.58 (3) 138 (7) nsec 16531.89 604.73 0.191 0.124 (4) 0.090 (5) 19061.27 524.48 0.029 0.012 (3) 0.0087 (21) n 23145.61 431.93 0.007 (2) 0.0051 (15) 24802.73 403.07 0.032 (6) 0.023 (4) Unassigned J = 5/2 15996.04 624.98 0.088 0.063 (10) 0.021 (3) 28862.01 cm−1 16627.25 601.26 0.014 (3) 0.0047 (10) 180 (9) nsec 17911.79 558.14 0.010 (2) 0.0034 (8) 18886.20 529.34 0.021 (2) 0.0070 (8) 19156.63 521.87 0.146 (9) 0.049 (4) 19608.58 509.84 0.020 (2) 0.0067 (7) 22793.10 438.61 0.325 0.185 (9) 0.062 (4) 24898.09 401.53 0.039 (3) 0.0130 (11) 26851.91 372.31 0.088 0.030 (3) 0.0101 (10) 28862.01 346.38 0.500 0.472 (21) 0.157 (10) Unassigned J = 5/2 18393.24 543.53 0.082 0.104 (16) 0.064 (10) 29343.46 cm−1 19367.65 516.18 0.093 0.062 (5) 0.038 (4) 97.5 (4.9) nsec 19638.08 509.07 0.108 0.093 (7) 0.057 (5) 20090.03 497.62 0.029 0.024 (3) 0.0151 (18) 27333.36 365.75 0.076 0.042 (4) 0.026 (3) 29343.46 340.69 0.612 0.674 (22) 0.41 (2) Unassigned J = 7/2 16371.50 610.65 0.006 (2) 0.0037 (12) 29722.95 cm−1 16856.98 593.06 0.014 0.014 (3) 0.0087 (18) 129 (6) nsec 17488.19 571.65 0.007 0.013 (3) 0.0081 (18) n 20017.57 499.42 0.004 (1) 0.0025 (8) 20469.52 488.40 0.067 0.143 (7) 0.089 (6) 24101.91 414.79 0.189 0.230 (10) 0.143 (9) 27712.85 360.74 0.723 0.590 (19) 0.37 (2) Unassigned J = 9/2 14630.19 683.33 0.013 (2) 0.0055 (8) 30021.20 cm−1 14907.06 670.65 0.049 0.031 (3) 0.0130 (14) 238 (12) nsec 16669.75 599.72 0.534 0.575 (21) 0.24 (1) 17786.44 562.07 0.102 0.142 (7) 0.060 (4) 19330.88 517.16 0.049 0.042 (6) 0.0176 (27) 20315.82 492.09 0.050 (7) 0.021 (3) 24400.16 409.72 0.102 0.051 (16) 0.021 (7) 26057.28 383.66 0.165 0.096 (12) 0.040 (5) 5d 3 6s (a 5 F )6p z 6 F 11/2 17009.77 587.74 0.625 0.720 (31) 0.28 (2) 30361.22 cm−1 19670.90 508.23 0.075 0.057 (7) 0.023 (3) 304 (15) nsec 24740.18 404.09 0.300 0.223 (25) 0.088 (11) Unassigned J = 7/2 13207.83 756.92 0.013 0.010 (3) 0.0058 (16) 30590.95 cm−1 15199.94 657.71 0.015 (3) 0.0086 (18) 139 (7) nsec 17724.98 564.02 0.057 0.068 (10) 0.039 (6) 18356.19 544.62 0.014 (3) 0.0084 (18) 20885.57 478.66 0.032 0.033 (3) 0.0188 (18) 21337.52 468.53 0.054 0.048 (4) 0.027 (2) 24969.91 400.37 0.093 0.044 (3) 0.025 (2) 26627.03 375.45 0.163 0.091 (6) 0.052 (4) 28580.85 349.79 0.589 0.676 (21) 0.39 (2) 5d 3 6s (a 5 P )6p y 6 D 3/2 19421.03 514.76 0.075 0.052 (3) 0.036 (3) 30664.66 cm−1 20688.85 483.22 0.059 0.099 (5) 0.068 (5) 57.9 (2.9) nsec 20905.69 478.21 0.009 (1) 0.0062 (10) 21411.23 466.91 0.138 0.165 (6) 0.114 (7) 24595.75 406.46 0.213 0.222 (5) 0.153 (9) 24615.24 406.14 0.443 0.378 (8) 0.26 (1) 28654.56 348.88 0.042 (4) 0.029 (3) 30664.66 326.02 0.072 0.033 (5) 0.023 (3) 5d 3 6s (a 5 P )6p z 4 S 3/2 18028.70 554.52 0.016 <0.018 (18) <0.010 (10) 30894.67 cm−1 19102.54 523.34 0.021 (2) 0.0111 (11) 75.4 (3.8) nsec 19651.04 508.74 0.094 0.114 (4) 0.060 (4) 19944.45 501.25 0.110 0.141 (4) 0.075 (4) n 20918.86 477.91 0.020 (1) 0.0106 (9) 21641.24 461.95 0.482 0.396 (8) 0.21 (1) 24825.76 402.69 0.298 0.272 (8) 0.144 (8) 30894.67 323.59 0.018 (3) 0.0095 (15) 5d 3 6s (a 5 P )6p z 6 P 3/2 19822.71 504.33 0.111 0.147 (5) 0.109 (7) 31066.34 cm−1 20116.12 496.97 0.055 0.053 (3) 0.040 (3) 54.0 (2.7) nsec 21090.53 474.02 0.207 0.273 (6) 0.20 (1) 21307.37 469.19 0.179 0.220 (5) 0.163 (9) 21812.91 458.32 0.028 0.021 (1) 0.0157 (14) 24997.43 399.93 0.139 0.099 (5) 0.073 (5) 25016.92 399.62 0.282 0.181 (8) 0.134 (9) n 29056.24 344.07 0.005 (1) 0.0037 (11) Unassigned J = 9/2 18178.57 549.94 0.043 0.074 (11) 0.061 (10) 31530.02 cm−1 21824.64 458.07 0.027 0.025 (2) 0.021 (2) 122 (6) nsec 25908.98 385.86 0.031 (3) 0.025 (3) 27566.10 362.66 0.930 0.870 (12) 0.71 (4) Unassigned J = 3/2 18687.92 534.96 0.191 0.209 (9) 0.086 (6) 31553.89 cm−1 n 19761.76 505.89 0.007 (1) 0.0029 (5) 97.1 (4.9) nsec 20603.67 485.22 0.130 0.160 (6) 0.066 (4) 21578.08 463.31 0.167 0.119 (4) 0.049 (3) n 22300.46 448.30 0.010 (1) 0.0042 (6) 25484.98 392.28 0.512 0.385 (11) 0.159 (9) 29543.79 338.39 0.052 (5) 0.021 (2) n 31553.89 316.83 0.058 (7) 0.024 (3) Unassigned J = 111 14217.83 703.15 0.028 0.023 (4) 0.0173 (29) 31600.95 cm−1 14376.48 695.39 0.097 0.087 (11) 0.066 (9) 106 (5) nsec 16209.94 616.73 0.007 (2) 0.0053 (13) n 18249.50 547.81 0.007 (2) 0.0053 (15) 18734.98 533.61 0.053 0.058 (3) 0.044 (3) n 20357.32 491.09 0.009 (3) 0.0068 (23) 20910.63 478.09 0.152 0.229 (5) 0.173 (10) 21895.57 456.59 0.325 0.269 (6) 0.20 (1) 22347.52 447.35 0.176 0.144 (4) 0.109 (6) 25979.91 384.81 0.168 0.138 (5) 0.104 (7) 27637.03 361.73 0.022 (2) 0.0166 (18) 29590.85 337.85 0.008 (2) 0.0060 (12) 5d 3 6s (a 5 P )6p z 6 P 5/2 19095.45 523.54 0.054 0.038 (2) 0.028 (2) 31961.42 cm−1 19726.66 506.79 0.171 0.238 (8) 0.175 (10) 81.7 (4.1) nsec 20717.79 482.54 0.163 0.214 (7) 0.158 (9) 21011.20 475.80 0.079 0.061 (3) 0.045 (3) 21985.61 454.72 0.058 0.044 (2) 0.032 (2) n 22256.04 449.19 0.020 (3) 0.0146 (23) 22707.99 440.25 0.349 0.186 (5) 0.137 (8) 25892.51 386.11 0.024 (2) 0.0176 (17) 27997.50 357.08 0.020 (2) 0.0146 (20) 29951.32 333.78 0.126 0.108 (10) 0.079 (8) n 31961.42 312.79 0.047 (8) 0.034 (6) 5d 3 6s (a 5 P )6p y 6 D 5/2 19620.78 509.53 0.056 0.030 (2) 0.030 (2) 32486.75 cm−1 20251.99 493.64 0.222 0.269 (9) 0.27 (2) 60.5 (3.0) nsec 21243.12 470.61 0.105 0.085 (3) 0.084 (5) 22510.94 444.10 0.099 0.045 (2) 0.045 (3) 23233.32 430.30 0.267 0.126 (5) 0.125 (8) 26417.84 378.43 0.028 0.266 (10) 0.26 (2) 28522.83 350.50 0.222 0.164 (9) 0.163 (12) 30476.65 328.03 0.015 (3) 0.0149 (26) Unassigned J = 11/2 17679.27 565.48 0.008 (2) 0.0054 (13) 33070.28 cm−1 n 17956.14 556.76 0.006 (2) 0.0040 (11) 175 (9) nsec 19718.83 506.99 0.030 (3) 0.020 (2) 27449.24 364.21 1.000 0.957 (7) 0.66 (3) 5d 3 6s (a 5 P )6p z 6 P 7/2 15973.28 625.87 0.021 (4) 0.026 (6) 33197.75 cm−1 19846.30 503.74 0.239 0.280 (9) 0.35 (2) 63.4 (3.2) nsec n 20331.78 491.71 0.015 (1) 0.0189 (21) 20962.99 476.90 0.153 0.175 (5) 0.22 (1) 21954.12 455.37 0.067 0.060 (3) 0.076 (5) 22507.43 444.17 0.105 0.057 (2) 0.072 (5) 23944.32 417.52 0.267 0.171 (6) 0.22 (1) 27576.71 362.52 0.074 0.065 (4) 0.082 (7) 29233.83 341.97 0.095 0.121 (9) 0.153 (14) 31187.65 320.55 0.036 (8) 0.045 (10) Unassigned J = 9/2 14344.32 696.95 0.016 (4) 0.029 (7) 35497.65 cm−1 18114.53 551.89 1.000 0.208 (31) 0.38 (6) 54.3 (2.7) nsec 20106.40 497.21 0.039 (20) 0.07 (4) 20383.51 490.46 0.106 (11) 0.195 (23) n 22146.20 451.42 0.017 (3) 0.031 (5) 24807.33 402.99 0.149 (16) 0.28 (3) 31533.73 317.03 0.465 (43) 0.85 (9)
a The number in parentheses following table entry is an absolute uncertainty in the last digit(s) of the entry. n, Not previously observed.
Table 2
Branching Ratios and Absolute Transition Probabilities in W i a
Upper-Level Energy Lifetime Transition
Branching Ratio
gA (108 sec−1 )Wave Number (cm−1 ) λ in Air (nm) Ref. 13 This Study 5d 4 6s (a 6 D )6p z 7 F 1 16738.77 597.25 0.106 0.046 (5) 0.00073 (10) 20064.30 cm−1 18394.01 543.50 0.190 0.172 (20) 0.0027 (4) 1880 (140) nsec 20064.30 498.26 0.705 0.783 (22) 0.0125 (10) 5d 4 6s (a 6 D )6p z 7 D 2 11925.84 838.29 0.003 0.003 (2) 0.0003 (2) 21453.90 cm−1 18128.37 551.47 0.140 0.205 (26) 0.022 (3) 275 (14) nsec 19783.61 505.33 0.478 0.519 (31) 0.057 (4) 21453.90 465.99 0.379 0.273 (17) 0.030 (2) 5d 4 6s (a 6 D )6p z 7 D 2 19134.67 522.47 0.322 0.312 (12) 0.062 (4) 23964.67 cm−1 20639.14 484.38 0.345 0.481 (9) 0.096 (5) 250 (13) nsec 21013.38 475.75 0.056 0.068 (3) 0.0136 (8) 22294.38 448.42 0.277 0.139 (5) 0.028 (2) 5d 4 6s (a 6 D )6p z 7 F 4 18544.06 539.11 0.016 (2) 0.00080 (13) 24763.39 cm−1 19933.39 501.53 1.000 0.984 (2) 0.049 (5) 1800 (180) nsec 5d 4 6s (a 6 D )6p z 5 F 1 11007.42 908.23 0.017 (7) 0.00059 (24) 25983.60 cm−1 12676.50 788.65 0.018 0.026 (6) 0.00091 (21) 860 (43) nsec 22658.07 441.22 0.278 <0.097 (26) <0.0034 (10) 24313.31 411.18 0.213 0.136 (7) 0.0047 (3) 25983.60 384.75 0.491 0.724 (35) 0.025 (2) 5d 4 6s (a 6 D )6p z 7 D 3 12411.49 805.49 0.003 0.005 (3) 0.0023 (11) 26189.20 cm−1 19969.87 500.62 0.096 0.189 (6) 0.082 (5) 161 (8) nsec 21359.20 468.05 0.195 0.222 (6) 0.096 (6) 22863.67 437.25 0.048 0.018 (1) 0.0078 (7) 23237.91 430.21 0.657 0.566 (9) 0.25 (1) 5d 5 (a 6 S )6p z 7 P 2 21399.77 467.16 0.002 (1) 0.0013 (7) 26229.77 cm−1 22904.24 436.48 0.034 0.014 (1) 0.0092 (10) 76.1 (3.8) nsec 23278.48 429.46 0.892 0.941 (2) 0.62 (3) 24559.48 407.06 0.072 0.043 (2) 0.028 (2) Unassigned J = 2 12589.57 794.09 0.009 0.016 (6) 0.0025 (10) 26367.28 cm−1 13018.72 767.92 0.002 (1) 0.0003 (2) 315 (16) nsec 13060.18 765.48 0.004 (2) 0.0006 (3) 21537.28 464.18 0.023 <0.002 (1) <0.0003 (2) 23041.75 433.87 0.002 (1) 0.0003 (2) 23415.99 426.94 0.938 0.958 (8) 0.152 (8) 24696.99 404.79 0.030 0.016 (1) 0.0025 (3) 5d 4 6s (a 6 D )6p z 7 F 5 14514.52 688.78 0.002 (2) 0.0002 (1) 26676.48 cm−1 20457.15 488.69 1.000 0.998 (2) 0.089 (6) 1230 (80) nsec 5d 5 (a 6 S )6p z 7 P 3 21268.78 470.04 0.009 0.005 (1) 0.0043 (10) 27488.11 cm−1 22658.11 441.22 <0.025 (2) <0.021 (2) 85.6 (4.3) nsec 24162.58 413.75 0.103 0.072 (2) 0.059 (3) 24536.82 407.44 0.888 0.897 (3) 0.73 (4) 5d 4 6s (a 6 D )6p z 5 F 2 12686.34 788.04 0.004 0.003 (2) 0.0009 (5) 27662.52 cm−1 13884.81 720.02 0.009 0.008 (2) 0.0021 (5) 182 (9) nsec 14314.00 698.43 0.010 0.008 (2) 0.0022 (6) 14355.42 696.41 0.006 0.004 (1) 0.00114 (29) 22832.50 437.85 0.115 0.064 (3) 0.0174 (12) 24336.99 410.78 0.002 (1) 0.00055 (30) 24711.20 404.56 0.482 0.523 (10) 0.144 (8) 25992.23 384.63 0.375 0.389 (9) 0.107 (6) 5d 4 6s (a 6 D )6p z 5 D 1 9661.66 1034.73 0.041 (25) 0.0017 (10) 27778.50 cm−1 12802.32 780.89 0.034 0.035 (8) 0.00147 (34) 715 (36) nsec 14000.79 714.05 0.072 0.071 (10) 0.0030 (4) 14471.40 690.83 0.025 0.024 (3) 0.00101 (14) 18250.44 547.78 0.137 0.189 (33) 0.0079 (14) 24452.97 408.83 0.405 0.297 (32) 0.0124 (15) 26108.21 382.91 0.327 0.274 (29) 0.0115 (13) 27778.50 359.89 0.070 (8) 0.0029 (4) 5d 5 (a 6 S )6p z 7 P 4 21670.35 461.33 0.021 0.017 (3) 0.026 (3) 27889.68 cm−1 24938.39 400.88 0.979 0.983 (3) 1.47 (7) 60.0 (3.0) nsec 5d 4 6s (a 6 D )6p z 5 P 4 10082.06 991.60 0.013 (6) 0.0029 (13) 28198.90 cm−1 14891.80 671.33 0.003 (2) 0.0007 (4) 132 (7) nsec 18670.84 535.44 0.013 0.013 (2) 0.0030 (5) 24873.37 401.93 0.115 0.090 (4) 0.020 (1) 26528.61 376.85 0.528 0.459 (9) 0.104 (6) 28198.90 354.52 0.344 0.422 (10) 0.096 (5) 5d 4 6s (a 6 D )6p z 7 D 4 16635.28 600.97 0.001 (1) 0.0004 (4) 28797.24 cm−1 23967.24 417.12 0.217 0.157 (6) 0.077 (5) 185 (9) nsec 25845.95 386.80 0.783 0.842 (6) 0.41 (2) 5d 4 6s (a 6 D )6p z 5 F 3 10164.61 983.52 0.011 (5) 0.0029 (13) 29139.12 cm−1 11022.28 907.00 0.005 (2) 0.00143 (58) 257 (13) nsec 11437.94 874.05 0.007 (3) 0.00192 (82) 12707.81 786.70 0.002 0.005 (2) 0.00146 (59) 15361.41 650.81 0.008 0.008 (2) 0.0023 (6) 22919.79 436.18 0.061 0.042 (3) 0.0115 (9) 25813.59 387.28 0.140 <0.130 (4) <0.035 (2) 26187.83 381.75 0.788 0.792 (14) 0.22 (1) 5d 4 6s (a 6 D )6p z 5 D 2 10915.36 915.89 0.036 (10) 0.0060 (17) 29195.84 cm−1 13735.83 727.82 0.017 <0.022 (6) <0.0036 (10) 301 (15) nsec 15418.13 648.41 0.012 (3) 0.00192 (59) 15847.28 630.85 0.006 (2) 0.00097 (37) 15888.74 629.20 0.065 0.068 (10) 0.0113 (18) 24365.84 410.29 0.012 (2) 0.0021 (3) 25870.31 386.43 0.201 0.171 (11) 0.028 (2) 26244.55 380.92 0.338 0.274 (16) 0.045 (4) 27525.55 363.19 0.380 0.400 (23) 0.066 (5) 5d 4 6s (a 6 D )6p z 5 P 2 11276.56 886.55 0.008 0.010 (3) 0.0072 (22) 29393.49 cm−1 14417.22 693.42 0.004 0.005 (2) 0.0038 (15) 71.4 (3.6) nsec 24563.40 407.00 0.242 0.257 (8) 0.180 (10) 26067.87 383.51 0.333 0.365 (6) 0.26 (1) 26442.11 378.08 0.333 0.293 (6) 0.21 (1) 27723.11 360.61 0.079 0.069 (3) 0.048 (3) 5d 4 6s (a 6 D )6p z 7 D 5 9947.30 1005.03 0.007 (4) 0.0011 (6) 29773.34 cm−1 10124.80 987.40 0.021 (7) 0.0033 (12) 695 (35) nsec 10238.33 976.46 0.013 (5) 0.0021 (9) 17611.38 567.66 0.026 <0.004 (2) <0.0007 (3) 23554.01 424.44 0.974 0.955 (16) 0.152 (8) 5d 4 6s (a 6 D )6p z 5 D 3 10656.61 938.14 0.026 (9) 0.0107 (38) 29912.85 cm−1 11632.37 859.44 0.010 <0.016 (4) 0.0066 (17) 168 (8) nsec 14452.84 691.72 0.002 (1) 0.0007 (6) 14936.67 669.31 0.012 0.006 (2) 0.0025 (10) 16135.14 619.60 0.003 (1) 0.0011 (7) 16564.29 603.54 0.002 (1) 0.0006 (6) 17750.89 563.19 0.018 0.024 (3) 0.0100 (29) 23693.52 421.94 0.146 0.102 (5) 0.043 (3) 25082.85 398.57 0.003 (1) 0.00122 (46) 26587.32 376.01 0.369 0.335 (10) 0.139 (8) 26961.56 370.79 0.442 0.483 (14) 0.20 (1) 5d 4 6s (a 6 D )6p z 5 P 3 12306.16 812.38 0.006 0.005 (4) 0.007 (5) 30586.64 cm−1 12469.80 801.72 0.009 0.008 (4) 0.011 (6) 50.2 (2.5) nsec 15126.63 660.90 0.004 0.002 (1) 0.003 (2) 15610.46 640.42 0.011 0.008 (2) 0.0105 (27) 16808.93 594.76 0.017 0.012 (2) 0.0168 (29) 17238.08 579.95 0.001 0.002 (1) 0.003 (2) 24367.31 410.27 0.264 0.241 (8) 0.34 (2) 25756.64 388.14 0.183 0.180 (6) 0.25 (2) 27261.11 366.72 0.005 (1) 0.0070 (16) 27635.35 361.75 0.504 0.538 (13) 0.75 (4) Unassigned J = 1 13043.00 766.49 0.060 (10) 0.0114 (20) 31323.48 cm−1 13206.64 756.99 0.034 0.059 (10) 0.0112 (20) 158 (8) nsec 13240.65 755.05 0.017 0.024 (4) 0.0046 (8) 16347.30 611.55 0.021 0.020 (3) 0.0038 (6) 17545.77 569.78 0.022 0.044 (6) 0.0083 (12) 21795.42 458.68 0.090 0.066 (6) 0.0126 (13) 27997.95 357.06 0.293 0.107 (9) 0.020 (2) 29653.19 337.14 0.095 0.107 (9) 0.020 (2) 31323.48 319.16 0.428 0.513 (37) 0.097 (9) 5d 4 6s (a 6 D )6p z 5 F 4 11605.23 861.45 0.007 0.011 (4) 0.0023 (8) 31432.91 cm−1 11606.87 861.33 0.017 0.025 (7) 0.0051 (14) 449 (22) nsec 11897.90 840.26 0.010 0.017 (7) 0.0034 (13) 12176.67 821.02 0.012 0.027 (7) 0.0054 (13) 13731.73 728.04 0.006 (2) 0.00117 (37) 15972.90 625.89 0.006 (3) 0.00117 (50) 18084.35 552.81 0.005 (2) 0.00095 (36) 25213.58 396.50 0.103 0.045 (3) 0.0092 (7) 26602.91 375.79 0.648 0.621 (17) 0.124 (7) 28481.62 351.00 0.203 0.235 (10) 0.047 (3) Unassigned J = 2 12713.54 786.35 0.009 0.014 (4) 0.0061 (18) 33141.38 cm−1 13313.70 750.90 0.018 0.017 (5) 0.0073 (22) 115 (6) nsec 13887.82 719.86 0.010 <0.005 (2) <0.0022 (10) 15440.20 647.48 0.003 (1) 0.0012 (4) 17681.37 565.41 0.003 (1) 0.0013 (4) 18165.20 550.34 0.038 <0.013 (3) <0.0055 (13) 19363.67 516.29 0.002 (1) 0.0010 (5) 19834.28 504.04 0.070 0.060 (6) 0.026 (3) 28311.38 353.11 0.004 (1) 0.00159 (41) 29815.85 335.30 <0.009 (1) <0.0039 (5) 30190.09 331.14 0.500 0.628 (25) 0.28 (2) 31471.09 317.66 0.355 0.243 (23) 0.106 (11) 5d 4 6s (a 6 D )6p z 5 F 5 10893.36 917.74 0.011 (4) 0.0028 (10) 33370.04 cm−1 13544.00 738.13 0.007 (2) 0.00183 (53) 439 (22) nsec 13721.50 728.58 0.033 0.065 (10) 0.0162 (26) 13835.03 722.61 0.009 0.012 (3) 0.0031 (8) 16263.03 614.72 0.008 (2) 0.0020 (5) 16938.73 590.20 0.006 (1) 0.00153 (27) 18300.11 546.29 0.001 (1) 0.0003 (3) 21208.08 471.39 0.011 (1) 0.0028 (3) 27150.71 368.21 0.957 0.878 (20) 0.22 (1) Unassigned J = 4 10191.60 980.94 0.018 (6) 0.0087 (30) 34121.68 cm−1 11268.88 887.16 0.016 (5) 0.0075 (24) 188 (9) nsec 11645.00 858.51 0.068 <0.101 (26) <0.048 (13) 14294.00 699.41 0.009 0.010 (3) 0.0047 (16) 14295.64 699.33 0.015 0.011 (4) 0.0052 (19) 14586.67 685.37 0.009 0.007 (2) 0.0032 (9) 14865.44 672.52 0.006 (3) 0.0029 (15) 17014.67 587.57 0.015 0.007 (2) 0.0035 (10) 17690.37 565.12 0.002 (1) 0.0010 (7) 18661.67 535.71 0.021 0.016 (3) 0.0076 (15) 19051.75 524.74 0.006 (2) 0.0027 (9) 20773.12 481.26 0.015 (2) 0.0072 (11) 21959.72 455.25 0.027 (3) 0.0128 (16) 27902.35 358.29 0.004 (1) 0.00177 (63) 29291.68 341.30 0.207 0.181 (14) 0.087 (8) 31170.39 320.73 0.657 0.575 (36) 0.27 (2) Unassigned J = 1 13359.42 748.34 0.026 0.020 (11) 0.007 (4) 34342.44 cm−1 16225.60 616.14 0.015 (6) 0.0051 (20) 93.0 (4.6) nsec 21035.34 475.26 0.072 0.047 (7) 0.0156 (24) 24814.38 402.88 0.409 0.177 (23) 0.059 (8) 31016.91 322.31 0.032 (5) 0.0106 (17) 32672.15 305.98 0.012 (2) 0.0041 (8) 34342.44 291.10 0.494 0.696 (41) 0.23 (2) Unassigned J = 3 15097.84 662.17 0.043 0.008 (3) 0.00186 (69) 34354.08 cm−1 17247.07 579.65 0.046 0.067 (12) 0.0155 (29) 305 (15) nsec n 18894.07 529.12 0.002 (1) 0.0005 (3) 19377.90 515.91 0.003 (1) 0.00064 (28) 20576.37 485.86 0.038 (3) 0.0088 (9) 21005.52 475.93 0.008 (1) 0.00174 (36) 22192.12 450.48 0.547 0.215 (15) 0.049 (4) 28134.75 355.33 0.003 (1) 0.00078 (28) 29524.08 338.61 0.081 (6) 0.0185 (16) 31028.55 322.19 0.364 0.494 (25) 0.113 (8) 31402.79 318.35 0.081 (6) 0.0185 (16) Unassigned J = 2 14658.18 682.03 0.012 <0.012 (4) <0.0090 (31) 34485.86 cm−1 15232.30 656.32 0.017 0.014 (4) 0.0102 (34) 65.9 (3.3) nsec 15511.35 644.51 0.049 0.042 (8) 0.032 (6) 16205.38 616.91 0.010 (3) 0.0077 (27) 16369.02 610.74 0.004 (2) 0.003 (2) 16403.03 609.48 0.003 (2) 0.0019 (12) 16784.68 595.62 0.016 0.011 (3) 0.0083 (23) 19025.85 525.45 0.034 0.025 (3) 0.0193 (26) 19509.68 512.42 0.039 0.026 (3) 0.020 (3) 21137.30 472.96 0.086 0.052 (5) 0.039 (4) 21178.76 472.04 0.026 0.021 (3) 0.0161 (21) 29655.86 337.10 0.143 0.069 (6) 0.052 (5) 31160.33 320.83 0.121 0.285 (19) 0.22 (2) 31534.57 317.02 0.086 0.040 (4) 0.030 (3) 32815.57 304.64 0.364 0.387 (23) 0.29 (2) Unassigned J = 1 16438.85 608.14 0.030 0.010 (5) 0.014 (8) 34719.33 cm−1 16602.49 602.15 0.052 0.019 (7) 0.026 (10) 22.5 (1.1) nsec 19743.15 506.36 0.003 (1) 0.0043 (21) 20941.62 477.39 0.041 <0.036 (7) <0.049 (10) 21412.23 466.89 <0.004 (2) <0.0047 (22) 25191.27 396.85 0.011 (3) 0.0152 (39) 31393.80 318.44 0.129 0.053 (9) 0.070 (13) 33049.04 302.49 0.198 0.315 (41) 0.42 (6) 34719.33 287.94 0.532 0.548 (59) 0.73 (9) Unassigned J = 4 15290.74 653.81 0.015 0.023 (4) 0.024 (4) 35116.78 cm−1 15860.54 630.32 0.021 0.015 (3) 0.0166 (34) 83.9 (4.2) nsec 16142.27 619.32 0.004 (1) 0.0041 (10) 18009.77 555.10 0.001 (1) 0.0011 (11) 19656.77 508.59 0.002 (1) 0.0027 (13) 20046.85 498.69 0.055 0.053 (4) 0.057 (6) 21768.22 459.26 0.050 0.029 (3) 0.031 (3) 22954.82 435.52 0.136 0.043 (4) 0.046 (4) 28897.45 345.95 0.017 (2) 0.0184 (23) 30286.78 330.08 0.553 0.679 (30) 0.73 (5) 32165.49 310.80 0.171 0.132 (11) 0.142 (14) Unassigned J = 3 16524.64 604.99 0.024 0.021 (3) 0.0088 (13) 35499.15 cm−1 17218.67 580.61 0.023 0.012 (2) 0.0048 (8) 166 (8) nsec 17382.31 575.14 0.003 (1) 0.00123 (41) 17797.97 561.71 0.015 0.025 (4) 0.0103 (17) 18392.14 543.56 0.019 0.020 (4) 0.0086 (18) 19067.84 524.30 0.124 0.182 (15) 0.077 (8) n 21721.44 460.25 0.002 (1) 0.0007 (5) 22150.59 451.33 0.199 <0.093 (8) <0.039 (4) 23337.19 428.38 0.028 (3) 0.0118 (14) 29279.82 341.43 0.003 (1) 0.00123 (55) 30669.15 325.97. 0.272 0.211 (16) 0.089 (8) 32173.62 310.72 0.304 0.388 (30) 0.163 (15) Unassigned J = 2 15304.12 653.24 0.013 0.012 (6) 0.023 (12) 35731.96 cm−1 15904.28 628.59 0.022 0.016 (3) 0.033 (6) 25.7 (1.3) nsec 16478.40 606.69 0.002 (1) 0.004 (3) 16757.45 596.59 0.041 0.026 (4) 0.052 (8) 17451.48 572.86 0.003 (1) 0.005 (2) 17615.12 567.54 0.005 0.006 (1) 0.0110 (19) 20271.95 493.16 0.027 0.026 (4) 0.050 (8) 22383.40 446.63 0.092 0.038 (5) 0.073 (10) 22424.86 445.81 0.031 0.011 (2) 0.021 (4) 30901.96 323.51 0.007 (2) 0.0134 (35) 32406.43 308.49 0.035 (3) 0.067 (7) 32780.67 304.97 0.415 0.444 (26) 0.86 (7) 34061.67 293.50 0.350 0.373 (33) 0.73 (8) Unassigned J = 3 11960.37 835.87 0.053 (21) 0.0132 (53) 35943.17 cm−1 12013.09 832.21 0.023 0.021 (8) 0.0052 (20) 282 (14) nsec 14960.15 668.26 0.012 (4) 0.0030 (10) 16115.49 620.35 0.079 0.085 (10) 0.021 (3) 16686.93 599.11 0.007 (2) 0.00160 (46) 16689.61 599.01 0.017 (3) 0.0044 (8) 16968.66 589.16 0.051 0.041 (5) 0.0103 (14) 17662.69 566.01 0.028 0.033 (4) 0.0082 (11) 17826.33 560.81 0.018 (3) 0.0045 (8) 18836.16 530.75 0.011 (2) 0.0026 (5) 20483.16 488.07 0.024 (3) 0.0059 (8) 20966.99 476.81 0.019 (3) 0.0048 (7) 23781.21 420.38 0.294 0.135 (14) 0.034 (4) 29723.84 336.33 0.216 0.186 (19) 0.046 (5) 31113.17 321.31 0.027 (4) 0.0068 (11) 32617.64 306.49 0.309 0.315 (32) 0.078 (9) Unassigned J = 4 16547;29 604.16 0.004 (2) 0.005 (3) 36082.30 cm−1 18381.12 543.89 0.002 (1) 0.003 (2) 57.9 (2.9) nsec 18975.29 526.86 0.008 (2) 0.0127 (29) 21012.37 475.78 0.026 0.023 (3) 0.037 (5) 22733.74 439.75 0.002 (1) 0.003 (2) 31252.30 319.88 0.334 0.261 (17) 0.41 (3) 33131.01 301.74 0.640 0.699 (23) 1.09 (7) Unassigned J = 4 14669.68 681.49 0.013 0.013 (6) 0.0131 (61) 37146.36 cm−1 17320.32 577.20 0.009 (3) 0.0086 (29) 89.0 (4.4) nsec 17611.35 567.66 <0.024 (7) <0.024 (7) 18171.85 550.15 0.004 (2) 0.0037 (19) 19445.18 514.12 0.010 (2) 0.0101 (21) 21686.35 460.99 0.169 0.127 (9) 0.128 (11) 22076.43 452.84 0.003 (1) 0.0034 (12) 24984.40 400.14 0.086 0.050 (4) 0.050 (5) 30927.03 323.25 0.188 0.220 (14) 0.22 (2) 32316.36 309.35 0.345 0.402 (18) 0.40 (3) 34195.07 292.35 0.199 0.138 (19) 0.139 (20) Unassigned J = 5 17660.62 566.07 0.032 0.029 (4) 0.075 (11) 37309.16 cm−1 17774.15 562.46 0.006 0.003 (1) 0.008 (3) 42.4 (2.1) nsec 18052.92 553.77 0.015 0.009 (2) 0.024 (5) 20202.15 494.86 0.006 (1) 0.0150 (40) 20300.66 492.46 0.007 (2) 0.0192 (43) 20877.85 478.84 0.019 0.011 (2) 0.029 (5) 22239.23 449.53 0.044 0.014 (2) 0.036 (6) 25147.20 397.55 0.070 0.018 (3) 0.045 (8) 31089.83 321.56 0.815 0.903 (13) 2.3 (1) Unassigned J = 4 15524.44 643.97 0.014 (3) 0.0116 (26) 38001.12 cm−1 18173.44 550.10 0.008 (2) 0.0064 (16) 111 (6) nsec 18175.08 550.05 0.076 0.076 (12) 0.062 (10) 18466.11 541.38 0.011 (3) 0.0094 (26) 21569.81 463.48 0.160 0.098 (9) 0.079 (8) 24652.56 405.52 0.020 (3) 0.0161 (22) 31781.79 314.55 0.053 (5) 0.043 (5) 33171.12 301.38 0.764 0.720 (31) 0.58 (4) Unassigned J = 5 19534.97 511.76 0.013 (6) 0.0177 (82) 39361.01 cm−1 19712.47 507.15 0.027 (4) 0.037 (6) 81.7 (4.0) nsec 20104.77 497.26 0.021 0.032 (4) 0.043 (6) 22254.00 449.23 0.068 0.030 (3) 0.040 (5) 22352.51 447.25 0.013 (2) 0.0170 (28) 24291.08 411.56 0.076 0.039 (4) 0.053 (6) 27199.05 367.56 0.226 0.098 (8) 0.132 (13) 33141.68 301.65 0.609 0.748 (20) 1.02 (6)
a The number in parentheses following a table entry is an absolute uncertainty in the last digit(s) of the entry, n, Not previously observed.
Table 3
Reference Transitions for Relative Absorption Oscillator Strengths in Ta i
Reference Transition Lower Level (cm−1 ) Upper Level (cm−1 ) λlw in Air (nm) a 0 25 513 391.85 b 3964 28 134 413.62 c 5621 31 601 384.81 d 6049 30 665 406.14 e 6069 30 665 406.46 f 9253 30 895 461.95
Table 4
Relative Absorption Oscillator Strengths in Ta i a
Designation of Upper Level Upper Level (cm−1 ) λiu in Air (nm) Reference Transition f lu /f lw Calculated Using Emission Branching Ratiosf lu /f lw Measured Laser-Induced Fluorescencez 4 D 1/2 18 505 540.25 a 1.05 (10) 1.13 (9) z 2 D 3/2 20 772 481.28 a 1.48 (15) 1.41 (13) z 4 D 5/2 21 168 581.11 b 0.62 (7) 0.70 (4) z 4 F 3/2 21 855 457.43 a 1.36 (12) 1.30 (11) z 4 F 5/2 23 363 578.07 e 0.26 (4) 0.32 (5) z 6 D 3/2 24 739 535.47 e 0.26 (3) 0.30 (2) y 4 D 1/2 25 513 513.65 d 0.55 (4) 0.55 (5) y 4 D 3/2 26 364 492.60 e 0.59 (6) 0.60 (6) z 6 F 7/2 26 586 576.79 f 0.156 (17) 0.160 (15) z 4 P 3/2 26 590 576.66 f 0.089 (7) 0.100 (8) J = 7/226 960 564.59 f 0.81 (7) 0.88 (5) z 6 F 9/2 27 733 420.59 b 0.84 (12) 0.76 (7) J = 11/227 783 451.10 c 2.5 (3) 2.7 (2) y 4 D 5/2 28 134 453.09 e 1.18 (10) 1.11 (13) J = 3/228 689 441.57 d 0.46 (3) 0.46 (3) J = 5/228 862 438.61 e 0.47 (4) 0.49 (7) J = 9/230 021 383.66 b 0.32 (4) 0.28 (3) z 6 F 11/2 30 361 404.09 c 0.93 (13) 1.02 (10)
a The number in parentheses following a table entry is an absolute uncertainty in the last digit(s) of the entry.
Table 5
Reference Transitions for Relative Absorption Oscillator Strengths in W i
Reference Transition Lower Level (cm−1 ) Upper Level (cm−1 ) λlw in Air (nm) a 2951 27 890 400.88 b 4830 30 587 388.14
Table 6
Relative Absorption Oscillator Strengths in W i a
Designation of Upper Level Upper Level (cm−1 ) λlu in Air (nm) Reference Transition f lu /f lw Calculated Using Emission Branching Ratiosf lu /f lw Measured Laser-Induced Fluorescencez 7 D 2 23 965 522.47 b 0.45 (5) 0.48 (2) z 7 F 4 24 763 501.53 b 0.30 (5) 0.35 (3) z 7 D 3 26 189 430.21 a 0.196 (12) 0.206 (10) z 7 P 2 26 230 429.46 a 0.48 (3) 0.47 (3) J = 226 367 426.94 a 0.117 (8) 0.105 (11) z 7 P 3 27 488 407.44 a 0.51 (4) 0.60 (4) z 5 F 2 27 662 437.85 b 0.089 (9) 0.095 (5) z 7 D 4 28 797 386.80 a 0.260 (18) 0.263 (27) z 5 F 3 29 139 381.75 a 0.136 (9) 0.14 (3) z 5 D 2 29 196 380.92 a 0.028 (3) 0.022 (3) z 5 P 2 29 393 407.00 b 0.79 (8) 0.82 (3)
a The number of parentheses following a table entry is an absolute uncertainty in the last digit(s) of the entry.