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Viehland database

PERMLINK: www.lxcat.net/Viehland

DESCRIPTION: The data here are from the Gaseous Ion Transport and Rate Coefficient Database, Software Release 4.1 (March, 2006), as extended and updated on a regular basis.

CONTACT: Larry A. Viehland, Viehland@Chatham.edu

HOW TO REFERENCE: L. A. Viehland and C. C. Kirkpatrick, Int. J. Mass Spectrom. Ion Proc. 149/150 (1995) 555.

SCATTERING CROSS SECTIONS

Updates: 2017-07-01 … 2022-01-01

Downloads: 3753 times from 2017-06-25

Data Group [Lee2]: E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645.

He⁺(2S1/2) / He

Cross section moment Q(01) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(02) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(03) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(04) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(05) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(06) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(07) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(08) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(09) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(10) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(11) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(12) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(13) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(14) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(15) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(16) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(17) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(18) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(19) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(20) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(21) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(22) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(23) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(24) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(25) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(26) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(27) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(28) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(29) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(30) He⁺(2S1/2) + He | Potentials of E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.

Data Group [Carrington]: Potentials of Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988.

He⁺(2S1/2) / He

Cross section moment Q(01) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(02) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(03) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(04) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(05) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(06) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(07) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(08) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(09) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(10) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(11) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(12) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(13) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(14) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(15) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(16) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(17) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(18) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(19) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(20) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(21) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(22) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(23) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(24) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(25) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(26) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(27) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(28) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(29) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.
Cross section moment Q(30) He⁺(2S1/2) + He | RKR potentials of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988, as extended to smaller separation by L. A. Viehland in 2015. These values were obtained semi-classically. Updated: 2 November 2018.

Data Group [Cencek]: Potentials of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533.

He⁺(2S1/2) / He

Cross section moment Q(01) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(02) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(03) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(04) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(05) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(06) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(07) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(08) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(09) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(10) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(11) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(12) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(13) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(14) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(15) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(16) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(17) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(18) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(19) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(20) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(21) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(22) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(23) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(24) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(25) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(26) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(27) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(28) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(29) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(30) He⁺(2S1/2) + He | The u potential of He+-He of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533 and the g potential of A. Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.

Data Group [Skullerud]: Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017.

He⁺(2S1/2) / He

Cross section moment Q(01) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(02) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(03) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(04) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(05) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(06) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(07) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(08) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(09) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(10) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(11) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(12) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(13) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(14) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(15) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(16) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(17) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(18) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(19) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(20) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(21) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(22) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(23) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(24) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(25) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(26) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(27) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(28) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(29) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(30) He⁺(2S1/2) + He | Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.

Data Group [Gray4]: Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306.
These values were obtained after the zero of this potential was shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9.

He⁺(2S1/2) / He

Cross section moment Q(01) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(02) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(03) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(04) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(05) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(06) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(07) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(08) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(09) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(10) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(11) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(12) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(13) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(14) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(15) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(16) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(17) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(18) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(19) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(20) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(21) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(22) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(23) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(24) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(25) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(26) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(27) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(28) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(29) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(30) He⁺(2S1/2) + He | Ab initio potentials of L. A. Viehland, R. Johnsen, B. R. Gray and T. G. Wright, J. Chem. Phys. 144 (2016) 074306. These values were obtained semiclassically. Updated: 2 November 2018.

Data Group [Xie & Tung]: Potentials for the g state from J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310, and for the u state from
W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309.

He⁺(2S1/2) / He

Cross section moment Q(01) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(02) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(03) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(04) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(05) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(06) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(07) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(08) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(09) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(10) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(11) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(12) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(13) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(14) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(15) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(16) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(17) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(18) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(19) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(20) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(21) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(22) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(23) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(24) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(25) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(26) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(27) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(28) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(29) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.
Cross section moment Q(30) He⁺(2S1/2) + He | Potentials of J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310 for the g state combined with that of W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309 for the u state. These values were obtained after the zeroes of the potentials were shifted; see L. A. Viehland, T. Skaist, C. Adhikari and W. F. Siems, Int. J. Ion Mobility Spectrom. 20 (2017) 1-9. These values were obtained semiclassically. Updated: 2 November 2018.

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Viehland database

Data Group [Lee2]: E. P. F. Lee, J. Chem. Soc., Faraday Trans. 89 (1993) 645.

He+(2S1/2) / He

Data Group [Carrington]: Potentials of Carrington, C. H. Pyne, P. J. Knowles, J. Chem. Phys. 102 (1995) 5979-5988.

He+(2S1/2) / He

Data Group [Cencek]: Potentials of W. Cencek and J. Rychlewski, J. Chem. Phys. 102 (1995) 2533.

He+(2S1/2) / He

Data Group [Skullerud]: Potentials of H. R. Skullerud and P.-H. Larsen, J. Phys. B 23 (1990) 1017.

He+(2S1/2) / He

He+(2S1/2) / He

Data Group [Xie & Tung]: Potentials for the g state from J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310, and for the u state from W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309.

He+(2S1/2) / He

He⁺(2S1/2) / He

He⁺(2S1/2) / He

He⁺(2S1/2) / He

He⁺(2S1/2) / He

He⁺(2S1/2) / He

Data Group [Xie & Tung]: Potentials for the g state from J. Xie, B. Poirier and G. I. Gellene, J. Chem. Phys. 122 (2005) 184310, and for the u state from
W. C. Tung, M. Pavanello and L. Adamowixz, J. Chem. Phys. 136 (2012) 104309.

He⁺(2S1/2) / He