High-precision mass measurements of the ground and isomeric states in $^{124,125}$Ag
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arXiv
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| Natura: | Preprint |
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2024
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| author | Ruotsalainen, J. Nesterenko, D. A. Stryjczyk, M. Kankainen, A. Ayoubi, L. Al Beliuskina, O. Canete, L. Chauveau, P. de Groote, R. P. Delahaye, P. Eronen, T. Flayol, M. Ge, Z. Geldhof, S. Gins, W. Hukkanen, M. Jaries, A. Kahl, D. Kumar, D. Moore, I. D. Nikas, S. Penttilä, H. Pitman-Weymouth, D. Raggio, A. Rinta-Antila, S. de Roubin, A. Vilen, M. Virtanen, V. Winter, M. |
| author_facet | Ruotsalainen, J. Nesterenko, D. A. Stryjczyk, M. Kankainen, A. Ayoubi, L. Al Beliuskina, O. Canete, L. Chauveau, P. de Groote, R. P. Delahaye, P. Eronen, T. Flayol, M. Ge, Z. Geldhof, S. Gins, W. Hukkanen, M. Jaries, A. Kahl, D. Kumar, D. Moore, I. D. Nikas, S. Penttilä, H. Pitman-Weymouth, D. Raggio, A. Rinta-Antila, S. de Roubin, A. Vilen, M. Virtanen, V. Winter, M. |
| contents | The masses of the ground and isomeric states in $^{124,125}$Ag have been measured using the phase-imaging ion-cyclotron-resonance technique at the JYFLTRAP double Penning trap mass spectrometer. The ground states of $^{124}$Ag and $^{125}$Ag were found to be 30(250) keV and 250(430) keV less bound but 36 and 110 times more precise than in the Atomic Mass Evaluation 2020, respectively. The excitation energy of $^{124}$Ag$^{m}$, ${E_x = 188.2(25)}$ keV, was determined for the first time. The new precise mass values have been utilised to study the evolution of nuclear structure via two-neutron separation energies. The impact on the astrophysical rapid neutron capture process has been investigated via neutron-capture reaction rate calculations. The precision measurements indicate a more linear trend in two-neutron separation energies and reduce the mass-related uncertainties for the neutron-capture rate of $^{124}$Ag$(n,γ)^{125}$Ag by a factor of around 100. The new mass values also improve the mass of $^{123}$Pd, previously measured using $^{124}$Ag as a reference. |
| format | Preprint |
| id |
arxiv_https___arxiv_org_abs_2408_14181 |
| institution | arXiv |
| publishDate | 2024 |
| record_format | arxiv |
| spellingShingle | High-precision mass measurements of the ground and isomeric states in $^{124,125}$Ag Ruotsalainen, J. Nesterenko, D. A. Stryjczyk, M. Kankainen, A. Ayoubi, L. Al Beliuskina, O. Canete, L. Chauveau, P. de Groote, R. P. Delahaye, P. Eronen, T. Flayol, M. Ge, Z. Geldhof, S. Gins, W. Hukkanen, M. Jaries, A. Kahl, D. Kumar, D. Moore, I. D. Nikas, S. Penttilä, H. Pitman-Weymouth, D. Raggio, A. Rinta-Antila, S. de Roubin, A. Vilen, M. Virtanen, V. Winter, M. Nuclear Experiment The masses of the ground and isomeric states in $^{124,125}$Ag have been measured using the phase-imaging ion-cyclotron-resonance technique at the JYFLTRAP double Penning trap mass spectrometer. The ground states of $^{124}$Ag and $^{125}$Ag were found to be 30(250) keV and 250(430) keV less bound but 36 and 110 times more precise than in the Atomic Mass Evaluation 2020, respectively. The excitation energy of $^{124}$Ag$^{m}$, ${E_x = 188.2(25)}$ keV, was determined for the first time. The new precise mass values have been utilised to study the evolution of nuclear structure via two-neutron separation energies. The impact on the astrophysical rapid neutron capture process has been investigated via neutron-capture reaction rate calculations. The precision measurements indicate a more linear trend in two-neutron separation energies and reduce the mass-related uncertainties for the neutron-capture rate of $^{124}$Ag$(n,γ)^{125}$Ag by a factor of around 100. The new mass values also improve the mass of $^{123}$Pd, previously measured using $^{124}$Ag as a reference. |
| title | High-precision mass measurements of the ground and isomeric states in $^{124,125}$Ag |
| topic | Nuclear Experiment |
| url | https://arxiv.org/abs/2408.14181 |