Publication

Ba+ Isotope shift studies in preparation of atomic parity violation measurement

Valappol, N., Dijck, E., Hofsteenge, A., Grasdijk, J., Mohanty, A., Nunez Portela, M., Willmann, L. & Jungmann, K-P., 2018, Verhandlungen der Deutschen Physikalischen Gesellschaft: Erlangen 2018. A 39.7

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademic

APA

Valappol, N., Dijck, E., Hofsteenge, A., Grasdijk, J., Mohanty, A., Nunez Portela, M., Willmann, L., & Jungmann, K-P. (2018). Ba+ Isotope shift studies in preparation of atomic parity violation measurement. In Verhandlungen der Deutschen Physikalischen Gesellschaft: Erlangen 2018 [A 39.7]

Author

Valappol, Nivedya ; Dijck, Elwin ; Hofsteenge, Aswin ; Grasdijk, Jan ; Mohanty, Amita ; Nunez Portela, Mayerlin ; Willmann, Lorenz ; Jungmann, Klaus-Peter. / Ba+ Isotope shift studies in preparation of atomic parity violation measurement. Verhandlungen der Deutschen Physikalischen Gesellschaft: Erlangen 2018. 2018.

Harvard

Valappol, N, Dijck, E, Hofsteenge, A, Grasdijk, J, Mohanty, A, Nunez Portela, M, Willmann, L & Jungmann, K-P 2018, Ba+ Isotope shift studies in preparation of atomic parity violation measurement. in Verhandlungen der Deutschen Physikalischen Gesellschaft: Erlangen 2018., A 39.7, 82. Jahrestagung der DPG und DPG-Frühjahrstagung, Erlangen, Germany, 04/03/2018.

Standard

Ba+ Isotope shift studies in preparation of atomic parity violation measurement. / Valappol, Nivedya; Dijck, Elwin; Hofsteenge, Aswin; Grasdijk, Jan; Mohanty, Amita; Nunez Portela, Mayerlin; Willmann, Lorenz; Jungmann, Klaus-Peter.

Verhandlungen der Deutschen Physikalischen Gesellschaft: Erlangen 2018. 2018. A 39.7.

Research output: Chapter in Book/Report/Conference proceedingConference contributionAcademic

Vancouver

Valappol N, Dijck E, Hofsteenge A, Grasdijk J, Mohanty A, Nunez Portela M et al. Ba+ Isotope shift studies in preparation of atomic parity violation measurement. In Verhandlungen der Deutschen Physikalischen Gesellschaft: Erlangen 2018. 2018. A 39.7


BibTeX

@inproceedings{9e1375f81445477ea3a51563f7940192,
title = "Ba+ Isotope shift studies in preparation of atomic parity violation measurement",
abstract = "The Ba+ ion, has a structure of spectral lines similar to heavy single valence electron alkali atoms. It is precisely studied by laser spectroscopy in presence of several light fields in order to prepare for a measurement of atomic parity violation (APV). Measurements in heavy alkali earth ions (e.g. Ba+ and Ra+) permit the precise determination of the weak mixing (Weinberg) angle sin2θW with improvement over the previous best measurement in neutral Cs by a factor of 5 in a week of actual measurement time. The transition frequencies for the 6s2S1/2 - 6p2P1/2, 6p2P1/2 - 5d2D3/2 and 6s2S1/2 - 5d2D3/2 transitions in 138Ba+ have been measured to 10−10 relative accuracy employing a line shape model for single ions in a radio frequency Paul trap [1]. These measurements have been extended to 134,136Ba+. Together with a determination of the lifetime of the excited 5d2D5/2 state these measurements provide for a stringent test of calculations, the accuracy of which is pivotal for a determination of sin2θW. The observed lifetime is 25.8(5)s. Being about 5s shorter than previous measurements and calculations agreeing with them, it provides for a puzzle.[1] E. A. Dijck et al., Phy. Rev. A 91, 060501(R)(2015) ",
author = "Nivedya Valappol and Elwin Dijck and Aswin Hofsteenge and Jan Grasdijk and Amita Mohanty and {Nunez Portela}, Mayerlin and Lorenz Willmann and Klaus-Peter Jungmann",
year = "2018",
language = "English",
booktitle = "Verhandlungen der Deutschen Physikalischen Gesellschaft",
note = "82. Jahrestagung der DPG und DPG-Fr{\"u}hjahrstagung ; Conference date: 04-03-2018 Through 09-03-2018",

}

RIS

TY - GEN

T1 - Ba+ Isotope shift studies in preparation of atomic parity violation measurement

AU - Valappol, Nivedya

AU - Dijck, Elwin

AU - Hofsteenge, Aswin

AU - Grasdijk, Jan

AU - Mohanty, Amita

AU - Nunez Portela, Mayerlin

AU - Willmann, Lorenz

AU - Jungmann, Klaus-Peter

PY - 2018

Y1 - 2018

N2 - The Ba+ ion, has a structure of spectral lines similar to heavy single valence electron alkali atoms. It is precisely studied by laser spectroscopy in presence of several light fields in order to prepare for a measurement of atomic parity violation (APV). Measurements in heavy alkali earth ions (e.g. Ba+ and Ra+) permit the precise determination of the weak mixing (Weinberg) angle sin2θW with improvement over the previous best measurement in neutral Cs by a factor of 5 in a week of actual measurement time. The transition frequencies for the 6s2S1/2 - 6p2P1/2, 6p2P1/2 - 5d2D3/2 and 6s2S1/2 - 5d2D3/2 transitions in 138Ba+ have been measured to 10−10 relative accuracy employing a line shape model for single ions in a radio frequency Paul trap [1]. These measurements have been extended to 134,136Ba+. Together with a determination of the lifetime of the excited 5d2D5/2 state these measurements provide for a stringent test of calculations, the accuracy of which is pivotal for a determination of sin2θW. The observed lifetime is 25.8(5)s. Being about 5s shorter than previous measurements and calculations agreeing with them, it provides for a puzzle.[1] E. A. Dijck et al., Phy. Rev. A 91, 060501(R)(2015)

AB - The Ba+ ion, has a structure of spectral lines similar to heavy single valence electron alkali atoms. It is precisely studied by laser spectroscopy in presence of several light fields in order to prepare for a measurement of atomic parity violation (APV). Measurements in heavy alkali earth ions (e.g. Ba+ and Ra+) permit the precise determination of the weak mixing (Weinberg) angle sin2θW with improvement over the previous best measurement in neutral Cs by a factor of 5 in a week of actual measurement time. The transition frequencies for the 6s2S1/2 - 6p2P1/2, 6p2P1/2 - 5d2D3/2 and 6s2S1/2 - 5d2D3/2 transitions in 138Ba+ have been measured to 10−10 relative accuracy employing a line shape model for single ions in a radio frequency Paul trap [1]. These measurements have been extended to 134,136Ba+. Together with a determination of the lifetime of the excited 5d2D5/2 state these measurements provide for a stringent test of calculations, the accuracy of which is pivotal for a determination of sin2θW. The observed lifetime is 25.8(5)s. Being about 5s shorter than previous measurements and calculations agreeing with them, it provides for a puzzle.[1] E. A. Dijck et al., Phy. Rev. A 91, 060501(R)(2015)

M3 - Conference contribution

BT - Verhandlungen der Deutschen Physikalischen Gesellschaft

T2 - 82. Jahrestagung der DPG und DPG-Frühjahrstagung

Y2 - 4 March 2018 through 9 March 2018

ER -

ID: 64124012