bowering_1986b ============== N\. Böwering, M\. R\. Bruce and J\. W\. Keto, "Collisional deactivation of two\-photon laser excited xenon 5p5 6p\. II\. Lifetimes and total quench rates", J\. Chem\. Phys\. 84, 715\-726 \(1986\) `Source record `__ · :doc:`Catalogue ` · :doc:`Review register ` DOI: `10\.1063/1\.450568 `__ **Source kind:** measurement **Recorded technique:** Two\-photon excitation of Xe 6p\[1/2\]0, 6p\[3/2\]2 and 6p\[5/2\]2 \(Paschen 2p5, 2p6, 2p9\) from the ground state by a frequency\-doubled, nitrogen\-laser\-pumped dye laser near 250 nm in purified xenon \(1 to above 3000 Torr\); time\-resolved infrared fluorescence of the 6p \-\> 6s lines \(828\.0, 823\.2, 904\.5, 881\.9 and 980\.0 nm\) on cooled RCA 8852 or Hamamatsu R632 photomultipliers, recorded with a transient digitiser and by delayed\-coincidence single\-photon counting \(agreeing to a few per cent\), the instrument response \(from p \> 3000 Torr\) fully deconvolved by nonlinear least squares\. Low laser power to avoid stimulated emission, photoionisation and radiation trapping\. Stern\-Volmer plots \(Fig\. 3\) of the decay rate nu = A \+ k\(1\) p \(\+ k\(2\) p^2 for 2p5\) at T = 296 K; radiative lifetimes from the zero\-pressure intercepts; 2p7 from time\-integrated intensity ratios \(Eq\. 4\); 2p10 and the 6s' levels from the three\-component 980 nm cascade after 2p9 or 2p6 excitation, analysed with a three\-level coupling model \(appendix\)\. **Materials in structured entries:** Xe **Dataset quantities:** collisional\_quenching\_rate\_coefficient, radiative\_lifetime **Contents:** 14 datasets; 0 formulas. Curation notes -------------- J\. Chem\. Phys\. 84\(2\), 715\-726 \(15 January 1986\) = PDF pages 2\-13 \(PDF page 1 is the AIP download cover; journal page = PDF page \+ 713\); a scanned \(raster\) PDF with an OCR text layer\. Identity checked on the first page of the article \(PDF p\. 2\: title 'Collisional deactivation of two\-photon laser excited xenon 5p5 6p\. II\. Lifetimes and total quench rates', N\. Böwering, M\. R\. Bruce and J\. W\. Keto, University of Texas at Austin, received 24 May 1985, accepted 17 September 1985, footer J\. Chem\. Phys\. 84 \(2\), 15 January 1986, 715\) on 2026\-10\-09\. Tables I\-V checked cell by cell against the table images\. The companion paper I is bowering\_1986\. LEVELS\. Paschen notation in Tables I\-III, Racah in Table V and paper I's Table I \(the mapping and its evidence in bowering\_1986's notes\)\: 2p5 = 6p\[1/2\]0 = 5p5\(2P\*3/2\)6p 2\[1/2\], J = 0 \(NIST 80118\.962 cm\-1\); 2p6 = 6p\[3/2\]2 \(79212\.465\); 2p7 = 6p\[3/2\]1 \(78956\.031\); 2p8 = 6p\[5/2\]3 \(78403\.061\); 2p9 = 6p\[5/2\]2 \(78119\.798\); 2p10 = 6p\[1/2\]1 = 2\[1/2\], J = 1 \(77269\.145\); 6s'\[1/2\]1 = 1s2 = 5p5\(2P\*1/2\)6s 2\[1/2\]\*, J = 1 \(77185\.041\); 6s'\[1/2\]0 = 1s3 = 2\[1/2\]\*, J = 0 \(76196\.767\)\. Evidence here\: the 2p10 \- 1s2 gap, 'only 84 cm\-1' \(p\. 715; NIST 84\.104\), and the equilibrium coefficients 1\.51 and 63\.5 at 294 K \(p\. 721\), which NIST's energies give as 1\.509 and 63\.4 \(script check\)\. TAKEN \(radiative\_lifetime and collisional\_quenching\_rate\_coefficient, TC\-1011; extraction script tools/extract/bowering\_1986b\.py for the tables, inline points for the text\), the column 'This work'\: \- Table I \(p\. 719\), radiative lifetimes \(ns\)\: 2p5 28 \+\- 1, 2p6 35 \+\- 3, 2p9 30 \+\- 4 \(tau\_Xe, primary\); 2p9 36 \+\- 4 \(footnote a, 'Extracted for data from 1 to 10 Torr'; tau\_low\_Xe, check\: a subset of the same measurement, which the authors list because it agrees better with others, p\. 723\)\. \- Table II \(p\. 719\), total quenching by xenon \(perturber self\)\: binary \(10^\-12 cm3/s\) 2p5 5\.9 \+\- 3\.3, 2p6 92\.2 \+\- 4\.7, 2p7 89 \+\- 26 \(from the time\-integrated ratios, Eq\. 4 and Fig\. 5\), 2p8 39\.2 \+\- 4\.4 \(late decay after cascade, intercept fixed at Setser's 30\.68 \+\- 0\.69 ns\), 2p9 86\.8 \+\- 5\.9, 2p10 295 \+\- 48 \(the fast rise of the 980 nm cascade\) \(kq\_self\_Xe, primary\); tertiary \(10^\-31 cm6/s\) 2p5 6\.5 \+\- 0\.6 \(kq3\_self\_Xe, primary\)\. Temperature\: 'T = 296 K' for the Fig\. 3 decays \(p\. 716\); the 2p10 analysis states 294 K \(p\. 721\); no temperature\_k is given\. \- Text p\. 719, 2p8 from the time\-integrated ratios, '\(4\.5 \+\- 1\.0\) x 10^\-11 cm3 s\-1, in agreement with the value obtained from the data of Fig\. 3\(d\)' \(kq\_2p8\_integrated\_Xe, check\)\. \- Table III \(p\. 722\), the coupled rates \(footnote a, 'Coupled with Xe 2p10'\)\: 6s'\[1/2\]1 \(4\.22 \+\- 0\.28\) x 10^\-11 \(kc\_1s2\_Xe\) and 6s'\[1/2\]0 \(7\.64 \+\- 0\.94\) x 10^\-12 cm3/s \(kc\_1s3\_Xe\), check\. They are the slopes, 5\-100 Torr, of the two slow decay rates of the 980 nm signal, the mixed decays of 1s2 and 1s3 with 2p10 \(k2c, k3c; Eqs\. A12\-A13\), not the levels' removal coefficients \(Ref\. 4's low\-pressure totals are 6\.65 and 0\.845 x 10^\-11\); the coupled\-pair caution of TC\-1016\. The 2p10 row repeats Table II\. \- Table IV \(p\. 723\), the coupled\-state model's state\-to\-state rates \(cm3/s\), check\: k12 = 1\.00e\-10 \(2p10 \-\> 6s'\[1/2\]1\), k13 = 1\.02e\-10 \(2p10 \-\> 6s'\[1/2\]0\), k10 = 9\.3e\-11 \(2p10 \-\> other states, 'Xe 1s4 and Xe 1s5', p\. 724\), k21 = 6\.65e\-11 \(6s'\[1/2\]1 \-\> 2p10\), k31 = 1\.6e\-12 \(6s'\[1/2\]0 \-\> 2p10; 'with a large uncertainty', p\. 722\)\. No uncertainties printed\. They are derived, not fitted\: k21 is set equal to Ref\. 4's total k2tot \(the quadratic's solution 'k21 ~ k2tot'\), k31 from the same quadratic, k12 and k13 by detailed balance, and k10 = k1tot \- k12 \- k13 \(script checks\)\. k12 and k21 are printed 'kappa12' and 'kappa21' in Table IV, the letter of the equilibrium coefficient \(p\. 721\); the text calls them k12 and k21 \(p\. 722\)\. Not taken\: k1tot = 2\.95e\-10 \(Table II's 295\) and k2tot, k3tot \(Ref\. 4's\)\. \- Text pp\. 721\-722, the zero\-pressure intercepts of Fig\. 8 for 2p10\: tau1 = 49\.6 \+\- 17\.5 ns from the fast rise times \(tau\_2p10\_rise\_Xe, check\: 'although not very accurately determined', p\. 721\) and tau1 = 43\.8 \+\- 8\.0 ns from the coupled\-state intercept tau2 = 110 \+\- 20 ns by Eq\. \(8\), tau1 = tau\_c kappa^\-1 / \(1 \+ kappa^\-1\) \(tau\_2p10\_coupled\_Xe, check; script check\)\. Not taken\: tau1 \>= 26 ns from tau3 \>= 1\.7 us \(a one\-sided bound\); tau2 and tau3 themselves \(coupled\-state limits, not lifetimes, p\. 722\)\. Uncertainty level of the tables not stated; the errors of Fig\. 3's points are 'two standard deviations' \(p\. 716\)\. NOT TAKEN\: the other rows and columns of Tables I\-III and V \(Refs\. 3\-10, 16\-18; reproduced; among them McCown et al\.'s 2p5 rate, 400 \+\- 100 x 10^\-12, which this paper and ku\_1986 contradict\); Table V's cross sections \(A^2\), k / v of Table II's rates \(script check; no quantity, and derivable\); the comparison with the elastic collision frequencies from Ref\. 11's high\-resolution linewidths \(raymond\_1984\)\: for 2p6 and 2p9 'binary elastic collisions with xenon ground state atoms are about an order of magnitude more frequent than inelastic collisions' \(p\. 723\), no number\. FINDING \(lifetimes, ns; NIST 1/sum A over Xe\_I\_lines\_nir\.tsv, TC\-985; bruce\_1990 and ku\_1986 Table I\)\. 2p5\: 28 \+\- 1 here, NIST 27\.1, bruce\_1990 26\.8 \+\- 0\.8, ku\_1986 32\.6 \+\- 1\.0\. 2p6\: 35 \+\- 3, NIST 27\.2 \(A 2\.86e7 B\+ and 8\.1e6 C\+\), bruce\_1990 31\.3 \+\- 1\.8, ku\_1986 36\.0 \+\- 3\.0\: every measurement is 15\-32 % longer than NIST's\. 2p9\: 30 \+\- 4 \(36 \+\- 4 below 10 Torr\), NIST 39\.4, bruce\_1990 36\.0 \+\- 2\.8, ku\_1986 39\.3 \+\- 1\.0\. 2p10\: 49\.6 \+\- 17\.5 and 43\.8 \+\- 8\.0, NIST 30\.4, ku\_1986 38\.2 \+\- 1\.0\. No 6p' or 7p lifetime is measured here, so the paper does not bear on bruce\_1990's 6p' disagreement with NIST \(TC\-1003, TC\-1010\)\. FINDING \(quenching by xenon, against bruce\_1990 and ku\_1986, 10^\-12 cm3/s\)\: 2p5 5\.9 \+\- 3\.3 \(bruce 5\.9 \+\- 0\.5, Ku 5\.8 \+\- 0\.5\), tertiary 6\.5 \+\- 0\.6 x 10^\-31 cm6/s \(bruce 7\.0 \+\- 0\.5\); 2p6 92\.2 \+\- 4\.7 \(bruce 101 \+\- 3, Ku 82 \+\- 5\); 2p9 86\.8 \+\- 5\.9 \(bruce 116 \+\- 3, Ku 96 \+\- 3\); 2p7 89 \+\- 26 \(Ku 128 \+\- 4\); 2p8 39\.2 \+\- 4\.4 \(Ku 53 \+\- 3\); 2p10 295 \+\- 48 \(Ku 133 \+\- 5, and Ku's note added in proof prefers its own\)\. Table V implies one mean relative speed of 2\.97e4 cm/s for every level, the speed at 273 K, not at 296 K \(3\.09e4 cm/s\)\: the cross sections are about 4 % high \(script check\)\. TWO\-PHOTON DATA CITED, NOT IN THE LIBRARY\: G\. Inoue, J\. K\. Ku and D\. W\. Setser, J\. Chem\. Phys\. 81, 5760 \(1984\) \(Ref\. 6; Xe 6p, 6p', 7p, 6d lifetimes, Ar and Ne quenching\); H\. Horiguchi, R\. S\. F\. Chang and D\. W\. Setser, J\. Chem\. Phys\. 75, 1207 \(1981\) \(Ref\. 5\); N\. Sadeghi and J\. Sabbagh, Phys\. Rev\. A 16, 2336 \(1977\) \(Ref\. 4; 6s' quenching\); X\. Husson and J\. Margerie, Opt\. Commun\. 5, 139 \(1972\) and T\. Suzuki and K\. Shimoda, J\. Phys\. Soc\. Jpn\. 43, 233 \(1977\) \(Refs\. 9\-10, lifetimes\); M\. Aymar and M\. Coulombe, At\. Data Nucl\. Data Tables 21, 537 \(1978\) \(Ref\. 17, calculated lifetimes and branching\)\. Held\: mccown\_1982 \(Ref\. 7\), raymond\_1984 \(Ref\. 11\), mcguire\_1981 \(Ref\. 16, TC\-879\)\. **Recorded bibliographic identity status:** VALIDATED\_WITH\_WARNINGS. This concerns identification of the source; it does not establish the scientific correctness of its contents. Datasets -------- bowering\_1986b/tau\_Xe ~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "tau_Xe", "material": "Xe", "file": "Xe/bowering_1986b__tau_Xe.csv", "table": "tbl_f63037673f36", "quantity": "radiative_lifetime", "unit": "ns", "abscissa": "label", "use": "primary", "parameters": { "method": "two-photon laser excitation in pure xenon, time-resolved infrared fluorescence with the instrument response deconvolved, zero-pressure intercept of the Stern-Volmer plot (0-150 Torr; 2p5 with a three-body term)" }, "uncertainty": { "column": true, "level": "not stated" } } Table I \(p\. 719\), row 'This work'\: the radiative lifetimes of the two\-photon excited 2p5 \(6p\[1/2\]0\), 2p6 \(6p\[3/2\]2\) and 2p9 \(6p\[5/2\]2\), 28 \+\- 1, 35 \+\- 3 and 30 \+\- 4 ns, uncertainty level not stated\. NIST's 1/sum A\: 27\.1, 27\.2 and 39\.4 ns \(record notes\)\. bowering\_1986b/tau\_low\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "tau_low_Xe", "material": "Xe", "file": "Xe/bowering_1986b__tau_low_Xe.csv", "table": "tbl_f63037673f36", "quantity": "radiative_lifetime", "unit": "ns", "abscissa": "label", "use": "check", "parameters": { "method": "as tau_Xe, the zero-pressure intercept of a linear fit to the data from 1 to 10 Torr only" }, "uncertainty": { "column": true, "level": "not stated" } } Table I \(p\. 719\), row 'This work', the second line of the 2p9 cell\: 36 \+\- 4 ns, footnote a 'Extracted for data from 1 to 10 Torr', a linear fit of the lowest pressures of the same measurement \(p\. 723\)\. A check beside tau\_Xe's 30 \+\- 4\. bowering\_1986b/tau\_2p10\_rise\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "tau_2p10_rise_Xe", "material": "Xe", "table": "text", "quantity": "radiative_lifetime", "unit": "ns", "abscissa": "label", "use": "check", "parameters": { "method": "2p10 populated by collisional transfer from two-photon excited 2p9; zero-pressure intercept of the fast rise rate of the 980 nm signal below 30 Torr" }, "uncertainty": { "column": true, "level": "not stated" } } 1 inline points in the source record. Text p\. 721\: the zero\-pressure intercept of the fast rise times of the 980 nm cascade \(Fig\. 8, insert\), 'tau1 = \(49\.6 \+\- 17\.5\) ns', 'although not very accurately determined'\. NIST 30\.4 ns; ku\_1986 38\.2 \+\- 1\.0\. bowering\_1986b/tau\_2p10\_coupled\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "tau_2p10_coupled_Xe", "material": "Xe", "table": "text", "quantity": "radiative_lifetime", "unit": "ns", "abscissa": "label", "use": "check", "parameters": { "method": "Eq. (8) applied to the zero-pressure extrapolation of the high-pressure coupled-state decay rate of 6s'[1/2]1 with 2p10 (Fig. 8)" }, "uncertainty": { "column": true, "level": "not stated" } } 1 inline points in the source record. Text p\. 722\: 'tau1 = \(43\.8 \+\- 8\.0\) ns', from the coupled\-state intercept tau2 = 110 \+\- 20 ns of the 1s2\-2p10 mixed decay by Eq\. \(8\), tau1 = tau\_c kappa^\-1 / \(1 \+ kappa^\-1\) with kappa = 1\.51 \(script check\: 43\.8\)\. An inference, not a direct intercept\. bowering\_1986b/kq\_self\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "kq_self_Xe", "material": "Xe", "file": "Xe/bowering_1986b__kq_self_Xe.csv", "table": "tbl_b0cdf9f5ecef", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-12, "abscissa": "label", "use": "primary", "parameters": { "perturber": "self", "order": 2, "channel": "total", "method": "two-photon laser excitation, time-resolved infrared fluorescence, slope of the Stern-Volmer plot (2p7: time-integrated intensity ratio against 1/p, Eq. 4)" }, "uncertainty": { "column": true, "level": "not stated" } } Table II \(p\. 719\), 'Binary rates \(10^\-12 cm3 s\-1\)', 'This work'\: total quenching of the six 6p levels by xenon, 5\.9 \(2p5\) to 295 \(2p10\); 2p7 from time\-integrated ratios, 2p8 from the late cascade decay with the intercept fixed at 30\.68 ns, 2p10 from the 980 nm fast rise \(record notes\)\. Uncertainty level not stated\. Fig\. 3's decays at 296 K\. bowering\_1986b/kq3\_self\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "kq3_self_Xe", "material": "Xe", "file": "Xe/bowering_1986b__kq3_self_Xe.csv", "table": "tbl_b0cdf9f5ecef", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm6/s", "scale": 1e-31, "abscissa": "label", "use": "primary", "parameters": { "perturber": "self", "order": 3, "channel": "total", "method": "two-photon laser excitation, time-resolved infrared fluorescence, quadratic term of the Stern-Volmer fit" }, "uncertainty": { "column": true, "level": "not stated" } } Table II \(p\. 719\), 'Tertiary rates \(10^\-31 cm6 s\-1\)', 'This work'\: 2p5 \+ 2 Xe, 6\.5 \+\- 0\.6, a state\-changing three\-body quenching \(p\. 724\), from the fit of Eq\. \(5\) of paper I\. bruce\_1990\: 7\.0 \+\- 0\.5\. bowering\_1986b/kq\_2p8\_integrated\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "kq_2p8_integrated_Xe", "material": "Xe", "table": "text", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-11, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "total", "method": "ratio of slope to intercept of the time-integrated intensity ratio against inverse pressure (Eq. 4, Fig. 5b)" }, "uncertainty": { "column": true, "level": "not stated" } } 1 inline points in the source record. Text p\. 719\: 'for Xe 2p8 we determine k\(1\) = \(4\.5 \+\- 1\.0\) x 10^\-11 cm3 s\-1, in agreement with the value obtained from the data of Fig\. 3\(d\)', from the time\-integrated ratio of the 881\.9 nm line after 6p\[3/2\]2 excitation against 1/p \(Fig\. 5b\) with Refs\. 5 and 6's lifetimes\. A second determination beside Table II's 39\.2 \+\- 4\.4\. bowering\_1986b/kc\_1s2\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "kc_1s2_Xe", "material": "Xe", "file": "Xe/bowering_1986b__kc_1s2_Xe.csv", "table": "tbl_29410d84c1ff", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-11, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "total", "method": "slope of the slower decay rate of the 980 nm cascade signal against pressure, 5-100 Torr (Fig. 8), the coupled 6s'[1/2]1 / 2p10 pair" }, "uncertainty": { "column": true, "level": "not stated" } } Table III \(p\. 722\), 'This work', Xe 6s'\[1/2\]1\: \(4\.22 \+\- 0\.28\) x 10^\-11, footnote a 'Coupled with Xe 2p10'\: the slope of the mixed 1s2\-2p10 decay rate \(k2c, Eq\. A12, 5\-100 Torr\), not the level's removal coefficient \(Ref\. 4\: 6\.65 x 10^\-11 at low pressure\)\. A check\. bowering\_1986b/kc\_1s3\_Xe ~~~~~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "kc_1s3_Xe", "material": "Xe", "file": "Xe/bowering_1986b__kc_1s3_Xe.csv", "table": "tbl_29410d84c1ff", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-12, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "total", "method": "slope of the slowest decay rate of the 980 nm cascade signal against pressure, 5-100 Torr (Fig. 8), the coupled 6s'[1/2]0 / 2p10 pair" }, "uncertainty": { "column": true, "level": "not stated" } } Table III \(p\. 722\), 'This work', Xe 6s'\[1/2\]0\: \(7\.64 \+\- 0\.94\) x 10^\-12, footnote a 'Coupled with Xe 2p10'\: the slope of the slowest, mixed 1s3\-2p10 decay rate \(k3c, Eq\. A13\), not the level's removal coefficient \(Ref\. 4\: 8\.45 x 10^\-12 at low pressure\)\. A check\. bowering\_1986b/k12\_Xe ~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "k12_Xe", "material": "Xe", "file": "Xe/bowering_1986b__k12_Xe.csv", "table": "tbl_c338b72fc6b5", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-10, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "6s'[1/2]1", "method": "three-level coupled-state model of 2p10, 1s2 and 1s3 (appendix), from the measured k1tot and coupled rates and Ref. 4's low-pressure totals; detailed balance at 294 K" } } Table IV \(p\. 723\), printed 'kappa12 = 1\.00 x 10^\-10 cm3 s\-1'\: 2p10 \-\> 6s'\[1/2\]1 \(k12 in the text\), from k21 by detailed balance \(kappa = 1\.51\)\. Model\-derived, no uncertainty printed; a check\. bowering\_1986b/k13\_Xe ~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "k13_Xe", "material": "Xe", "file": "Xe/bowering_1986b__k13_Xe.csv", "table": "tbl_c338b72fc6b5", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-10, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "6s'[1/2]0", "method": "three-level coupled-state model of 2p10, 1s2 and 1s3 (appendix), from the measured k1tot and coupled rates and Ref. 4's low-pressure totals; detailed balance at 294 K" } } Table IV \(p\. 723\), 'k13 = 1\.02 x 10^\-10 cm3 s\-1'\: 2p10 \-\> 6s'\[1/2\]0, from k31 by detailed balance \(kappa = 63\.5\)\. Model\-derived, no uncertainty printed; a check\. bowering\_1986b/k10\_Xe ~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "k10_Xe", "material": "Xe", "file": "Xe/bowering_1986b__k10_Xe.csv", "table": "tbl_c338b72fc6b5", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-11, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "other states (6s[3/2]1 and 6s[3/2]2)", "method": "three-level coupled-state model of 2p10, 1s2 and 1s3 (appendix): the measured total k1tot less k12 and k13" } } Table IV \(p\. 723\), 'k10 = 9\.3 x 10^\-11 cm3 s\-1'\: 2p10 \-\> other states \(the 6s manifold, 1s4 and 1s5, p\. 724\), k1tot \- k12 \- k13 \(script check\)\. Model\-derived, no uncertainty printed; a check\. bowering\_1986b/k21\_Xe ~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "k21_Xe", "material": "Xe", "file": "Xe/bowering_1986b__k21_Xe.csv", "table": "tbl_c338b72fc6b5", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-11, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "2p10", "method": "three-level coupled-state model of 2p10, 1s2 and 1s3 (appendix); taken equal to Sadeghi and Sabbagh's low-pressure total (Ref. 4)" } } Table IV \(p\. 723\), printed 'kappa21 = 6\.65 x 10^\-11 cm3 s\-1'\: 6s'\[1/2\]1 \-\> 2p10 \(k21 in the text\), set equal to Ref\. 4's total k2tot because the model's solution was 'k21 ~ k2tot' \(p\. 722\)\. Model\-derived, no uncertainty printed; a check\. bowering\_1986b/k31\_Xe ~~~~~~~~~~~~~~~~~~~~~~~ .. code-block:: text { "id": "k31_Xe", "material": "Xe", "file": "Xe/bowering_1986b__k31_Xe.csv", "table": "tbl_c338b72fc6b5", "quantity": "collisional_quenching_rate_coefficient", "unit": "cm3/s", "scale": 1e-12, "abscissa": "label", "use": "check", "parameters": { "perturber": "self", "order": 2, "channel": "2p10", "method": "three-level coupled-state model of 2p10, 1s2 and 1s3 (appendix), the quadratic from Eqs. (A12)-(A13) with k21 = k2tot" } } Table IV \(p\. 723\), 'k31 = 1\.6 x 10^\-12 cm3 s\-1'\: 6s'\[1/2\]0 \-\> 2p10, 'with a large uncertainty due to the large factor from detailed balance' \(p\. 722\)\. Model\-derived, no uncertainty printed; a check\. Formulas -------- No formulas are recorded. Corrections ----------- No dataset errata are recorded in this source record. Formula corrections, where recorded, appear with their formulas above. Curation notes may also discuss corrections or unresolved interpretation. Consult the :doc:`review register ` for the checks and decisions.