Table 1
Lifetime and Branching Ratios for the 73 S1 Level
Source Lifetime (nsec) 404.7-nm Branching Ratio (%) 435.8-nm Branching Ratio (%) 546.1-nm Branching Ratio (%) This experiment 8.0(4) 16.6(13) 44.6(26) 38.8(23) Theory (single configuration) 18.6(1) 43.5(2) 37.9(1) Borisov and Osherovicha (laser-induced fluorescence) 8.1(2) Mohamedb (photon–photon delayed coincidence) 7.7(4) Holt and Pipkinc (photon–photon delayed coincidence) 8.2(2) Camhy-Val et al .d (photon–photon delayed coincidence) 8.4(4) Osherovich et al .e (electron–photon delayed coincidence) 10.5(5) Verolainen and Osherovichf (electon–photon delayed coincidence) 10.4(4) Van de Weijer and Cremersg (emission) 16.9(9) 36.6(15) 46.5(16) Pilz and Seehawerh (emission) 13.9 35.2 50.8 Jean et al .i (absorption) 19.2 39.2 41.6 Jean et al .i (single-configuration theory) 19.0 42.8 38.0 Hafner and Schwarzj (relativistic pseudopotential theory) 8.4 14.3 39.5 46.2 Gruzdevk (single-configuration Coulomb approximation) 9.6 13.0 37.0 50.0 Andersen and Sorensenl (beam foil) 8.2(5) Alipieva and Kotlikovm (Hanle effect 1978) 11(2) Alipieva and Kotlikovn (Hanle effect 1977) 12(1) Mosburg and Wilkeo (emission) 15.5(8) 35.3(14) 49.2(15) Agyrbichanu et al .p (rf-optical resonance) 11.16(60) Brannen et al .q (photon–photon delayed coincidence) 11.2(2) Mitchell and Murphyr (Hanle effect) 8(1), 6(1) Anderson et al .s (emission) 13.2(14) 39.4(40) 47.4(65) Penkint (hook method) 7.1 20.2 37.4 42.4 Corliss and Bozmanu (emission) 17.3 41.3. 41.3
a Ref.
21 .
b Ref.
22 .
c Ref.
23 .
d Ref.
24 .
e Ref.
25 .
f Ref.
26 .
g Ref.
3 .
h Ref.
27 .
i Ref.
12 .
j Ref.
28 .
k Ref.
29 .
l Ref.
10 .
m Ref.
30 .
n Ref.
31 .
o Ref.
1 .
p Ref.
32 .
q Ref.
33 .
r Ref.
34 .
s Ref.
11 .
t Ref.
35 .
u Ref.
36 .
Table 2
Lifetime and Branching Ratios for the 71 S 0 Level
Source Lifetime (nsec) 407.8-nm Branching Ratio (%) 1014.0-nm Branching Ratio (%) This experiment 32.1(16) 13.0(11) 87.0(11) Theory (single configuration) 30(6) 70(6) Faisal et al .a (laser-induced fluorescence) 30.3(8) Mohamedb (photon-photon delayed coincidence) 30.5(43) King et al .c (electron-photon delayed coincidence) 31.0(5) Osherovich et al .d (electron-photon delayed coincidence) 40.3(25) Alford and Smithe (four-wave mixing) 31(13) 8.3(35) 91.7(35) Mosburg and Wilkef (emission) 13.2(9) 86.8(9) Hafner and Schwarzg (relativistic pseudopotential theory) 33 2.2 97.8 Anderson et al .h (emission) 16.7 83.3
a Ref.
37 .
b Ref.
22 .
c Ref.
38 .
d Ref.
25 .
e Ref.
39 .
f Ref.
1 .
g Ref.
28 .
h Ref.
11 .
Table 3
Lifetime and Branching Ratios for the 63 D 2 Level
Source Lifetime (nsec) 312.6-nm Branching Ratio (%) 365.5-nm Branching Ratio (%) 577.0-nm Branching Ratio (%) This experiment 9.3(5) 61.0(28) 17.1(10) 21.9(18) Theory (single configuration) 66.2(6) 19.2(6) 14.5(7) Darrach et al .a (laser-induced fluorescence) 9.2(3) Borisovb (laser-induced fluorescence) 9.1(2) Leclusec (Hanle effect) 9.2(5) Jean et al .d (absorption) 57.4 17.6 25.0 Jean et al d (single-configuration theory) 65.4 19.2 15.4 Pilz and Seehawere (emission) 53.8 18.5 27.7 Osherovich et al f (electron–photon delayed coincidence) 10.9(10) Hafner and Schwarzg (relativistic pseudopotential theory) 7.0 77.7 21.9 0.5 Andersen and Sorensenh (beam foil) 7.4(5)
a Ref.
40 .
b Ref.
41 .
c Ref.
42 .
d Ref.
12 .
e Ref.
27 .
f Ref.
25 .
g Ref.
28 .
h Ref.
10 .
Table 4
Lifetime of the 63 D 3 Level
Source Lifetime (nsec) This experiment 7.8(4) Leclusea (Hanle effect) 8.0(4) Osherovich et al .b (electron–photon delayed coincidence) 9.6(4) Hafner and Schwarzc (relativistic pseudopotential theory) 7.9 Andersen and Sorensend (beam foil) 7.4(5) Verolainen and Osheroviche (electron–photon delay coincidence) 8.0(6)
a Ref.
42 .
b Ref.
25 .
c Ref.
28 .
d Ref.
10 .
e Ref.
26 .
Table 5
Lifetime and Branching Ratios for the 83 S 1 Level
Source Lifetime (nsec) 275.3-nm Branching Ratio (%) 289.4-nm Branching Ratio (%) 334.1-nm Branching Ratio (%) 502.6-nm Branching Ratio (%) Infrared Branching Ratios (%) This experiment 22.1(11) 13.5(7) 34.3(17) 37.1(18) 0.059(3) 15(3) Theory (single configuration) 13.4(1) 33.8(2) 37.6(1) 0.18(4) — Osherovich et al .a (electron–photon delayed coincidence) 22.5(10) Hafner and Schwarzb (relativistic pseudopotential theory) 21 13.7 35.3 37.3 0.044 13.7 Gruzdevc (single-configuration Coulomb approximation) 12.3 36.1 51.6 Andersen and Sorensend (beam foil) 14.0(15) Mosburg and Wilkee (emission) 11.8(25) 32.6(59) 55.6(65)
a Ref.
25 .
b Ref.
28 .
c Ref.
29 .
d Ref.
10 .
e Ref.
1 .
Table 6
Lifetime and Branching Ratios for the Level
Source Lifetime (nsec) 285.7-nm Branching Ratio (%) 491.6-nm Branching Ratio (%) Infrared Branching Ratios (%) This experiment 80(4) 8.8(24) 46.2(126) 45(15) Theory (single configuration) 6.9(15) 48.1(15) Faisal et al .a (laser-induced fluorescence) 63(4) King et al .b (electron–photon delayed coincidence) 84.0(20) Mosburg and Wilkec (emission) 8.0(15) 92.0(15) Osherovich et al .d (electron–photon delayed coincidence) 106(12) Hafner and Schwarze (relativistic pseudopotential theory) 65 2.9 51.1 46.0
a Ref.
37 .
b Ref.
38 .
c Ref.
1 .
d Ref.
25 .
e Ref.
28 .
Table 7
Lifetime and Branching Ratios for the 71 D 2 Level
Source Lifetime (nsec) 265.5-nm Branching Ratio (%) 302.7-nm Branching Ratio (%) 434.7-nm Branching Ratio (%) Infrared Branching Ratio (%) This experiment 34.9(17) 38.5(33) 6.9(6) 29.5(25) 25(4) Theory (single configuration) 38.9(17) 4.0(3) 32.1(15) — Darrach et al .a (laser-induced fluorescence) 37(1) Faisal et al .b (laser-induced fluorescence) 40(1) Chantepie et al .c (Hanle effect) 38.5(5) King et al .d (electron–photon delayed coincidence) 38.5(5) Osherovich et al .e (electron–photon delayed coincidence) 37.7(8) Hafner and Schwarzf (relativistic pseudopotential theory) 50 0.19 0.23 38.5 61.1
a Ref.
40 .
b Ref.
37 .
c Ref.
44 .
d Ref.
38 .
e Ref.
25 .
f Ref.
28 .
Table 8
Lifetime and Branching Ratios for the 73 D 2 Level
Source Lifetime (nsec) 265.2-nm Branching Ratio (%) 302.3-nm Branching Ratio (%) 433.9-nm Branching Ratio (%) Infrared Branching Ratio (%) This experiment 18.1(9) 70.2(30) 17.1(10) 5.2(5) 7.5(35) Theory (single configuration) 67.7(7) 18.2(4) 6.6(5) Darrach et al .a (laser-induced fluorescence) 17.0(5) Chantepie et al .b (Hanle effect) 17.4(10) Osherovich et al .c (electron–photon delayed coincidence) 20.3(16) Hafner and Schwarzd (relativistic pseudopotential theory) 17 69.6 18.2 0.2 12.0
a Ref.
40 .
b Ref.
44 .
c Ref.
25 .
d Ref.
28 .
Table 9
Lifetime and Branching Ratios for the 73 D 3 Level
Source Lifetime (nsec) 302.1-nm Branching Ratio (%) Infrared Branching Ratio (%) This experiment 18.2(9) 92.5(20) 7.5(20) Chantepie et al .a (Hanle effect) 16.4(8) Osherovich et al .b (electron–photon delayed coincidence) 20.3(16) Hafner and Schwarzc (relativistic pseudopotential theory) 18 89.3 10.7 Andersen and Sorensend (beam foil) 14(3)
a Ref.
44 .
b Ref.
25 .
c Ref.
28 .
d Ref.
10 .
Table 10
Lifetime of the
6
P
3
1
∘ Level
Source Lifetime (nsec) This experiment 125(6) Halstead and Reevesa (laser-induced fluorescence) 122(2) Van de Weijer and Cremersb (laser-induced fluorescence) 120(2) Mohamedc (photon–photon delayed coincidence) 116(5) Popp et al. d (photon–photon delayed coincidence) 120(2) Nussbaum and Pipkinee (photon–photon delayed coincidence) 114(14) King and Adamsf (electron–photon delayed coincidence) 120.0(7) Osherovich et al .g (electron–photon delayed coincidence) 115(5) Andersen et al .h (beam foil) 127(10) Dodd et al .i (exponential delay following mag field pulse) 117.4(10) Deech and Baylisj (exponential decay and Hanle effect) 117(1) Barratk (double resonance and Hanle effect) 118(2) Migdalek and Baylisl (multiconfiguration relativistic Hartree–Fock) 144.7 Hafner and Schwarzm (relativistic pseudopotential theory) 136 Luc-Koenign (relativistic calculation, classical calculation) 85.5, 116
a Ref.
45 .
b Ref.
46 .
c Ref.
22 .
d Ref.
47 .
e Ref.
48 .
f Ref.
49 .
g Ref.
25 .
h Ref.
50 .
i Ref.
51 .
j Ref.
52 .
k Ref.
53 .
l Ref.
54 .
m Ref.
28 .
n Ref.
55 .
Table 11
Hg i Transition Probabilities
Wavelength (nm) Upper Level Lower Level gA (108 sec−1 )253.65
6
P
3
1
∘ 63 S 0 0.240(12) 265.20 7 3 D 2
6
P
3
1
∘ 1.94(13) 265.51 7 3 D 2
6
P
3
1
∘ 0.55(5) 275.28 8 3 S 1
6
P
3
0
∘ 0.183(13) 285.69 8 1 S 0
6
P
3
1
∘ 0.011(3) 289.36 8 3 S 1
6
P
3
1
∘ 0.47(3) 302.15 7 3 D 3
6
P
3
2
∘ 3.56(19) 302.35 7 3 D 2
6
P
3
2
∘ 0.47(4) 302.75 7 1 D 2
6
P
3
2
∘ 0.099(10) 312.57 6 3 D 2
6
P
3
1
∘ 3.28(22) 334.15 8 3 S 1
6
P
3
2
∘ 0.504(35) 365.02 6 3 D 3
6
P
3
2
∘ 9.0(5) 365.48 6 3 D 2
6
P
3
2
∘ 0.92(7) 404.66 7 3 S 1
6
P
3
0
∘ 0.62(6) 407.78 7 1 S 0
6
P
3
1
∘ 0.040(4) 433.92 7 3 D 2
6
P
1
1
∘ 0.144(16) 434.75 7 1 D 2
6
P
1
1
∘ 0.42(4) 435.83 7 3 S 1
6
P
3
1
∘ 1.67(13) 491.60 8 1 S 0
6
P
1
1
∘ 0.058(16) 502.56 8 3 S 1
6
P
1
1
∘ 0.00080(6) 546.08 7 3 S 1
6
P
3
2
∘ 1.46(11) 576.96 6 3 D 2
6
P
1
1
∘ 1.18(11) 1013.98 7 1 S 0
6
P
1
1
∘ 0.271(14)