Research outputs
2026
High precision measurements of the hyperfine structure of Vanadium ions in the ultraviolet range
Karadimas, A., Bettaney, D., Campbell, P., Cheal, B., Chinthakayala, S., de Groote, R., . . . Warbinek, J. (2026). High precision measurements of the hyperfine structure of Vanadium ions in the ultraviolet range. Scientific Reports, 16(1). doi:10.1038/s41598-026-44426-3
2025
Charge Radii Measurements of Exotic Tin Isotopes in the Proximity of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mi>N</mml:mi> <mml:mo>=</mml:mo> <mml:mn>50</mml:mn> </mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mi>N</mml:mi> <mml:mo>=</mml:mo> <mml:mn>82</mml:mn> </mml:math>
Gustafsson, F. P., Rodríguez, L. V., Garcia Ruiz, R. F., Miyagi, T., Bai, S. W., Balabanski, D. L., . . . Yordanov, D. T. (2025). Charge Radii Measurements of Exotic Tin Isotopes in the Proximity of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mi>N</mml:mi> <mml:mo>=</mml:mo> <mml:mn>50</mml:mn> </mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"> <mml:mi>N</mml:mi> <mml:mo>=</mml:mo> <mml:mn>82</mml:mn> </mml:math>. Physical Review Letters, 135(22). doi:10.1103/wbdx-k3cd
Charge Radii of Neutron-Rich Scandium Isotopes and the Seniority Symmetry in the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>0</mml:mn><mml:msub><mml:mi>f</mml:mi><mml:mrow><mml:mn>7</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math> Shell
Bai, S. W., Yang, X. F., Koszorús, Á., Berengut, J. C., Billowes, J., Bissell, M. L., . . . Xu, Z. Y. (2025). Charge Radii of Neutron-Rich Scandium Isotopes and the Seniority Symmetry in the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mn>0</mml:mn><mml:msub><mml:mi>f</mml:mi><mml:mrow><mml:mn>7</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math> Shell. Physical Review Letters, 134(18). doi:10.1103/physrevlett.134.182501
Binding energies, charge radii, spins, and moments: Odd-odd Ag isotopes and discovery of a new isomer
van den Borne, B., Stryjczyk, M., de Groote, R. P., Kankainen, A., Nesterenko, D. A., Ayoubi, L. A., . . . Zadvornaya, A. (2025). Binding energies, charge radii, spins, and moments: Odd-odd Ag isotopes and discovery of a new isomer. Physical Review C, 111(1). doi:10.1103/physrevc.111.014329
2024
High-resolution laser spectroscopy of singly charged natural uranium isotopes
Raggio, A., Block, M., Campbell, P., Cheal, B., de Groote, R. P., Gins, W., . . . Warbinek, J. (2024). High-resolution laser spectroscopy of singly charged natural uranium isotopes. Scientific Reports, 14(1). doi:10.1038/s41598-024-76975-w
Corrigendum to “Nuclear charge radii of germanium isotopes around N = 40” [Physics Letters B, 856 (2024)138867]
Wang, S. J., Kanellakopoulos, A., Yang, X. F., Bai, S. W., Billowes, J., Bissell, M. L., . . . Yu, Y. M. (2024). Corrigendum to “Nuclear charge radii of germanium isotopes around N = 40” [Physics Letters B, 856 (2024)138867]. Physics Letters B, 858, 139073. doi:10.1016/j.physletb.2024.139073
Smooth trends in fermium charge radii and the impact of shell effects
Warbinek, J., Rickert, E., Raeder, S., Albrecht-Schönzart, T., Andelic, B., Auler, J., . . . Wendt, K. (2024). Smooth trends in fermium charge radii and the impact of shell effects. Nature, 634(8036), 1075-1079. doi:10.1038/s41586-024-08062-z
Nuclear charge radii of germanium isotopes around N = 40
Wang, S. J., Kanellakopoulos, A., Yang, X. F., Bai, S. W., Billowes, J., Bissell, M. L., . . . Yu, Y. M. (2024). Nuclear charge radii of germanium isotopes around N = 40. Physics Letters B, 856, 138867. doi:10.1016/j.physletb.2024.138867
Electromagnetic moments of the odd-mass nickel isotopes 59−67Ni
Müller, P., Kaufmann, S., Miyagi, T., Billowes, J., Bissell, M. L., Blaum, K., . . . Yordanov, D. T. (2024). Electromagnetic moments of the odd-mass nickel isotopes 59−67Ni. Physics Letters B, 854, 138737. doi:10.1016/j.physletb.2024.138737
Laser spectroscopy of isomers
Koszorús, Á., & Cheal, B. (2024). Laser spectroscopy of isomers. The European Physical Journal Special Topics, 233(5), 1133-1149. doi:10.1140/epjs/s11734-024-01130-5
Development of an optical method for temperature measurements of the ISAC targets at TRIUMF
Laxdal, A., Joseph, D. R., Ames, F., Babcock, C., Charles, C. R. J., Cheal, B., . . . Wolski, A. (2024). Development of an optical method for temperature measurements of the ISAC targets at TRIUMF. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 546, 165156. doi:10.1016/j.nimb.2023.165156
Measurements of binding energies and electromagnetic moments of silver isotopes – A complementary benchmark of density functional theory
de Groote, R. P., Nesterenko, D. A., Kankainen, A., Bissell, M. L., Beliuskina, O., Bonnard, J., . . . Zadvornaya, S. (2024). Measurements of binding energies and electromagnetic moments of silver isotopes – A complementary benchmark of density functional theory. Physics Letters B, 848, 138352. doi:10.1016/j.physletb.2023.138352
Nuclear structure studies by collinear laser spectroscopy
Koszorús, Á., de Groote, R. P., Cheal, B., Campbell, P., & Moore, I. D. (2024). Nuclear structure studies by collinear laser spectroscopy. The European Physical Journal A, 60(1). doi:10.1140/epja/s10050-024-01230-9
2023
Electromagnetic moments of the antimony isotopes 112−133Sb
Lechner, S., Miyagi, T., Xu, Z. Y., Bissell, M. L., Blaum, K., Cheal, B., . . . Yordanov, D. T. (2023). Electromagnetic moments of the antimony isotopes 112−133Sb. Physics Letters B, 847, 138278. doi:10.1016/j.physletb.2023.138278
High-precision measurements of the hyperfine structure of cobalt ions in the deep ultraviolet range
Koszorús, Á., Block, M., Campbell, P., Cheal, B., de Groote, R. P., Gins, W., . . . Warbinek, J. (2023). High-precision measurements of the hyperfine structure of cobalt ions in the deep ultraviolet range. Scientific Reports, 13(1). doi:10.1038/s41598-023-31378-1
Nuclear Charge Radius of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Al</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>26</mml:mn><mml:mi>m</mml:mi></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> and Its Implication for <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">V</mml:mi></mml:mrow><mml:mrow><mml:mi>u</mml:mi><mml:mi>d</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math> in the Quark Mixing Matrix
Plattner, P., Wood, E., Al Ayoubi, L., Beliuskina, O., Bissell, M. L., Blaum, K., . . . Yordanov, D. T. (2023). Nuclear Charge Radius of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Al</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>26</mml:mn><mml:mi>m</mml:mi></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> and Its Implication for <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="normal">V</mml:mi></mml:mrow><mml:mrow><mml:mi>u</mml:mi><mml:mi>d</mml:mi></mml:mrow></mml:msub></mml:mrow></mml:math> in the Quark Mixing Matrix. Physical Review Letters, 131(22). doi:10.1103/physrevlett.131.222502
Electromagnetic moments of the antimony isotopes $^{112-133}$Sb
2022
Electromagnetic moments of scandium isotopes and N = 28 isotones in the distinctive 0f7/2 orbit
Bai, S. W., Koszorús, Á., Hu, B. S., Yang, X. F., Billowes, J., Binnersley, C. L., . . . Yuan, C. X. (2022). Electromagnetic moments of scandium isotopes and N = 28 isotones in the distinctive 0f7/2 orbit. Physics Letters B, 829, 137064. doi:10.1016/j.physletb.2022.137064
Impact of Nuclear Deformation and Pairing on the Charge Radii of Palladium Isotopes
Geldhof, S., Kortelainen, M., Beliuskina, O., Campbell, P., Caceres, L., Canete, L., . . . Sommer, F. (2022). Impact of Nuclear Deformation and Pairing on the Charge Radii of Palladium Isotopes. PHYSICAL REVIEW LETTERS, 128(15). doi:10.1103/PhysRevLett.128.152501
Nuclear Charge Radii of the Nickel Isotopes <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Ni</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>58</mml:mn><mml:mo>−</mml:mo><mml:mn>68</mml:mn><mml:mo>,</mml:mo><mml:mn>70</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>
Malbrunot-Ettenauer, S., Kaufmann, S., Bacca, S., Barbieri, C., Billowes, J., Bissell, M. L., . . . Yordanov, D. T. (2022). Nuclear Charge Radii of the Nickel Isotopes <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Ni</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>58</mml:mn><mml:mo>−</mml:mo><mml:mn>68</mml:mn><mml:mo>,</mml:mo><mml:mn>70</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>. Physical Review Letters, 128(2). doi:10.1103/physrevlett.128.022502
2021
Evidence of a sudden increase in the nuclear size of proton-rich silver-96
Reponen, M., de Groote, R. P., Al Ayoubi, L., Beliuskina, O., Bissell, M. L., Campbell, P., . . . Moore, I. D. (2021). Evidence of a sudden increase in the nuclear size of proton-rich silver-96. Nature Communications, 12(1). doi:10.1038/s41467-021-24888-x
Proton-neutron pairing correlations in the self-conjugate nucleus Sc-42
Koszorus, A., Vormawah, L. J., Beerwerth, R., Bissell, M. L., Campbell, P., Cheal, B., . . . Wraith, C. (2021). Proton-neutron pairing correlations in the self-conjugate nucleus Sc-42. PHYSICS LETTERS B, 819. doi:10.1016/j.physletb.2021.136439
Probing the single-particle behavior above <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>132</mml:mn></mml:mmultiscripts></mml:math> via electromagnetic moments of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sb</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>133</mml:mn><mml:mo>,</mml:mo><mml:mn>134</mml:mn></mml:mrow></mml:mmultiscripts></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>82</mml:mn></mml:mrow></mml:math> isotones
Lechner, S., Xu, Z. Y., Bissell, M. L., Blaum, K., Cheal, B., De Gregorio, G., . . . Yordanov, D. T. (2021). Probing the single-particle behavior above <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>132</mml:mn></mml:mmultiscripts></mml:math> via electromagnetic moments of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sb</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>133</mml:mn><mml:mo>,</mml:mo><mml:mn>134</mml:mn></mml:mrow></mml:mmultiscripts></mml:math> and <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>82</mml:mn></mml:mrow></mml:math> isotones. Physical Review C, 104(1). doi:10.1103/physrevc.104.014302
High-resolution laser spectroscopy of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Al</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>27</mml:mn><mml:mo>–</mml:mo><mml:mn>32</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>
Heylen, H., Devlin, C. S., Gins, W., Bissell, M. L., Blaum, K., Cheal, B., . . . Yordanov, D. T. (2021). High-resolution laser spectroscopy of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Al</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>27</mml:mn><mml:mo>–</mml:mo><mml:mn>32</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>. Physical Review C, 103(1). doi:10.1103/physrevc.103.014318
2020
Collinear laser spectroscopy of stable palladium isotopes at the IGISOL facility
Geldhof, S., Campbell, P., Cheal, B., de Groote, R., Gins, W., & Moore, I. (2020). Collinear laser spectroscopy of stable palladium isotopes at the IGISOL facility. Hyperfine Interactions, 241(1). doi:10.1007/s10751-020-01713-3
Structural trends in atomic nuclei from laser spectroscopy of tin
Yordanov, D. T., Rodríguez, L. V., Balabanski, D. L., Bieroń, J., Bissell, M. L., Blaum, K., . . . Yang, X. (2020). Structural trends in atomic nuclei from laser spectroscopy of tin. Communications Physics, 3(1). doi:10.1038/s42005-020-0348-9
Nuclear moments of germanium isotopes near <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>40</mml:mn></mml:mrow></mml:math>
Kanellakopoulos, A., Yang, X. F., Bissell, M. L., Reitsma, M. L., Bai, S. W., Billowes, J., . . . Yordanov, D. T. (2020). Nuclear moments of germanium isotopes near <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>40</mml:mn></mml:mrow></mml:math>. Physical Review C, 102(5). doi:10.1103/physrevc.102.054331
Doubly-magic character of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>132</mml:mn></mml:mmultiscripts></mml:math> studied via electromagnetic moments of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>133</mml:mn></mml:mmultiscripts></mml:math>
Rodríguez, L. V., Balabanski, D. L., Bissell, M. L., Blaum, K., Cheal, B., De Gregorio, G., . . . Yordanov, D. T. (2020). Doubly-magic character of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>132</mml:mn></mml:mmultiscripts></mml:math> studied via electromagnetic moments of <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Sn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>133</mml:mn></mml:mmultiscripts></mml:math>. Physical Review C, 102(5). doi:10.1103/physrevc.102.051301
Charge Radius of the Short-Lived <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Ni</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>68</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> and Correlation with the Dipole Polarizability
Kaufmann, S., Simonis, J., Bacca, S., Billowes, J., Bissell, M. L., Blaum, K., . . . Yordanov, D. T. (2020). Charge Radius of the Short-Lived <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Ni</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>68</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math> and Correlation with the Dipole Polarizability. Physical Review Letters, 124(13). doi:10.1103/physrevlett.124.132502
A new off-line ion source facility at IGISOL
Vilén, M., Canete, L., Cheal, B., Giatzoglou, A., de Groote, R., de Roubin, A., . . . Rinta-Antila, S. (2020). A new off-line ion source facility at IGISOL. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 463, 382-383. doi:10.1016/j.nimb.2019.04.051
Upgrades to the collinear laser spectroscopy experiment at the IGISOL
de Groote, R. P., de Roubin, A., Campbell, P., Cheal, B., Devlin, C. S., Eronen, T., . . . Schuh, M. (2020). Upgrades to the collinear laser spectroscopy experiment at the IGISOL. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 463, 437-440. doi:10.1016/j.nimb.2019.04.028
2019
Nuclear charge radii of 62−80Zn and their dependence on cross-shell proton excitations
Xie, L., Yang, X. F., Wraith, C., Babcock, C., Bieroń, J., Billowes, J., . . . Yordanov, D. T. (2019). Nuclear charge radii of 62−80Zn and their dependence on cross-shell proton excitations. Physics Letters B, 797, 134805. doi:10.1016/j.physletb.2019.134805
Laser Spectroscopy of Neutron-Rich Tin Isotopes: A Discontinuity in Charge Radii across the N=82 Shell Closure
Gorges, C., Rodriguez, L. V., Balabanski, D. L., Bissell, M. L., Blaum, K., Cheal, B., . . . Yordanov, D. T. (2019). Laser Spectroscopy of Neutron-Rich Tin Isotopes: A Discontinuity in Charge Radii across the N=82 Shell Closure. PHYSICAL REVIEW LETTERS, 122(19), 7 pages. doi:10.1103/PhysRevLett.122.192502
2018
From Calcium to Cadmium: Testing the Pairing Functional through Charge Radii Measurements of 100−130Cd
Hammen, M., Noertershaeuser, W., Balabanski, D. L., Bissell, M. L., Blaum, K., Budincevic, I., . . . Yordanov, D. T. (2018). From Calcium to Cadmium: Testing the Pairing Functional through Charge Radii Measurements of 100−130Cd. PHYSICAL REVIEW LETTERS, 121(10). doi:10.1103/PhysRevLett.121.102501
Precision Measurement of the First Ionization Potential of Nobelium
Chhetri, P., Ackermann, D., Backe, H., Block, M., Cheal, B., Droese, C., . . . Zhang, Z. (2018). Precision Measurement of the First Ionization Potential of Nobelium. Physical Review Letters, 120(26). doi:10.1103/PhysRevLett.120.263003
Probing Sizes and Shapes of Nobelium Isotopes by Laser Spectroscopy
Raeder, S., Ackermann, D., Backe, H., Beerwerth, R., Berengut, J. C., Block, M., . . . Yakushev, A. (2018). Probing Sizes and Shapes of Nobelium Isotopes by Laser Spectroscopy. PHYSICAL REVIEW LETTERS, 120(23). doi:10.1103/PhysRevLett.120.232503
Investigating the large deformation of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>5</mml:mn><mml:mo>/</mml:mo><mml:msup><mml:mn>2</mml:mn><mml:mo>+</mml:mo></mml:msup></mml:mrow></mml:math> isomeric state in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Zn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>73</mml:mn></mml:mmultiscripts></mml:math> : An indicator for triaxiality
Yang, X. F., Tsunoda, Y., Babcock, C., Billowes, J., Bissell, M. L., Blaum, K., . . . Yordanov, D. T. (2018). Investigating the large deformation of the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mn>5</mml:mn><mml:mo>/</mml:mo><mml:msup><mml:mn>2</mml:mn><mml:mo>+</mml:mo></mml:msup></mml:mrow></mml:math> isomeric state in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mmultiscripts><mml:mi>Zn</mml:mi><mml:mprescripts/><mml:none/><mml:mn>73</mml:mn></mml:mmultiscripts></mml:math>: An indicator for triaxiality. Physical Review C, 97(4). doi:10.1103/physrevc.97.044324
Isotope shifts from collinear laser spectroscopy of doubly charged yttrium isotopes
Vormawah, L. J., Vilén, M., Beerwerth, R., Campbell, P., Cheal, B., Dicker, A., . . . Voss, A. (2018). Isotope shifts from collinear laser spectroscopy of doubly charged yttrium isotopes. Physical Review A, 97(4). doi:10.1103/physreva.97.042504
2017
Laser Spectroscopic Studies of Fission Products and Nobelium
Cheal, B. (2017). Laser Spectroscopic Studies of Fission Products and Nobelium. In Fission and Properties of Neutron-Rich Nuclei (pp. 58-65). WORLD SCIENTIFIC. doi:10.1142/9789813229426_0013
Evolution of nuclear structure in neutron-rich odd-Zn isotopes and isomers
Wraith, C., Yang, X. F., Xie, L., Babcock, C., Bieron, J., Billowes, J., . . . Yordanov, D. T. (2017). Evolution of nuclear structure in neutron-rich odd-Zn isotopes and isomers. PHYSICS LETTERS B, 771, 385-391. doi:10.1016/j.physletb.2017.05.085
Impact of buffer gas quenching on the 1S0 → 1P1 ground-state atomic transition in nobelium
Chhetri, P., Ackermann, D., Backe, H., Block, M., Cheal, B., Düllmann, C. E., . . . Yakushev, A. (2017). Impact of buffer gas quenching on the 1S0 → 1P1 ground-state atomic transition in nobelium. The European Physical Journal D, 71(7). doi:10.1140/epjd/e2017-80122-x
Collinear laser spectroscopy at ISOLDE: new methods and highlights
Neugart, R., Billowes, J., Bissell, M. L., Blaum, K., Cheal, B., Flanagan, K. T., . . . Yordanov, D. T. (2017). Collinear laser spectroscopy at ISOLDE: new methods and highlights. Journal of Physics G: Nuclear and Particle Physics, 44(6), 064002. doi:10.1088/1361-6471/aa6642
High-resolution laser spectroscopy of long-lived plutonium isotopes
Voss, A., Sonnenschein, V., Campbell, P., Cheal, B., Kron, T., Moore, I. D., . . . Wendt, K. (2017). High-resolution laser spectroscopy of long-lived plutonium isotopes. Physical Review A, 95(3). doi:10.1103/physreva.95.032506
Laser spectroscopy with an electrostatic ConeTrap
Kelly, S., Campbell, P., Cheal, B., Eronen, T., Geldhof, S., Jokinen, A., . . . Voss, A. (2017). Laser spectroscopy with an electrostatic ConeTrap. Hyperfine Interactions, 238(1). doi:10.1007/s10751-017-1412-z
2016
Changes in nuclear structure along the Mn isotopic chain studied via charge radii
Heylen, H., Babcock, C., Beerwerth, R., Billowes, J., Bissell, M. L., Blaum, K., . . . Yordanov, D. T. (2016). Changes in nuclear structure along the Mn isotopic chain studied via charge radii. Physical Review C, 94(5). doi:10.1103/physrevc.94.054321
Atom-at-a-time laser resonance ionization spectroscopy of nobelium
Laatiaoui, M., Lauth, W., Backe, H., Block, M., Ackermann, D., Cheal, B., . . . Yakushev, A. (2016). Atom-at-a-time laser resonance ionization spectroscopy of nobelium. Nature, 538, 495-501. doi:10.1038/nature19345
Developments for resonance ionization laser spectroscopy of the heaviest elements at SHIP
Lautenschläger, F., Chhetri, P., Ackermann, D., Backe, H., Block, M., Cheal, B., . . . Wraith, C. (2016). Developments for resonance ionization laser spectroscopy of the heaviest elements at SHIP. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, 383, 115-122. doi:10.1016/j.nimb.2016.06.001
Quadrupole moments of odd-A 53−63 Mn: Onset of collectivity towards N = 40
Babcock, C., Heylen, H., Bissell, M. L., Blaum, K., Campbell, P., Cheal, B., . . . Yang, X. F. (2016). Quadrupole moments of odd-A 53−63 Mn: Onset of collectivity towards N = 40. Physics Letters B, 760, 387-392. doi:10.1016/j.physletb.2016.07.016
Cu charge radii reveal a weak sub-shell effect at<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>40</mml:mn></mml:mrow></mml:math>
Bissell, M. L., Carette, T., Flanagan, K. T., Vingerhoets, P., Billowes, J., Blaum, K., . . . Yordanov, D. T. (2016). Cu charge radii reveal a weak sub-shell effect at<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>40</mml:mn></mml:mrow></mml:math>. Physical Review C, 93(6). doi:10.1103/physrevc.93.064318
Isomer Shift and Magnetic Moment of the Long-Lived 1/2+ Isomer in 7930Zn49: Signature of Shape Coexistence near 78Ni
Yang, X. F., Wraith, C., Xie, L., Babcock, C., Billowes, J., Bissell, M. L., . . . Yordanov, D. T. (2016). Isomer Shift and Magnetic Moment of the Long-Lived 1/2+ Isomer in 7930Zn49: Signature of Shape Coexistence near 78Ni. PHYSICAL REVIEW LETTERS, 116(18). doi:10.1103/PhysRevLett.116.182502
Simple Nuclear Structure in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Cd</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>111</mml:mn><mml:mo>–</mml:mo><mml:mn>129</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>from Atomic Isomer Shifts
Yordanov, D. T., Balabanski, D. L., Bissell, M. L., Blaum, K., Budinčević, I., Cheal, B., . . . Zhao, P. W. (2016). Simple Nuclear Structure in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mmultiscripts><mml:mrow><mml:mi>Cd</mml:mi></mml:mrow><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>111</mml:mn><mml:mo>–</mml:mo><mml:mn>129</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>from Atomic Isomer Shifts. Physical Review Letters, 116(3). doi:10.1103/physrevlett.116.032501
2015
Evidence for Increased neutron and proton excitations between 51−63Mn
Babcock, C., Heylen, H., Billowes, J., Bissell, M. L., Blaum, K., Campbell, P., . . . Yordanov, D. T. (2015). Evidence for Increased neutron and proton excitations between 51−63Mn. Physics Letters B, 750, 176-180. doi:10.1016/j.physletb.2015.09.012
Spins and magnetic moments of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mmultiscripts><mml:mi>Mn</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>58</mml:mn><mml:mo>,</mml:mo><mml:mn>60</mml:mn><mml:mo>,</mml:mo><mml:mn>62</mml:mn><mml:mo>,</mml:mo><mml:mn>64</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>ground states and isomers
Heylen, H., Babcock, C., Billowes, J., Bissell, M. L., Blaum, K., Campbell, P., . . . Yordanov, D. T. (2015). Spins and magnetic moments of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mrow><mml:mmultiscripts><mml:mi>Mn</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>58</mml:mn><mml:mo>,</mml:mo><mml:mn>60</mml:mn><mml:mo>,</mml:mo><mml:mn>62</mml:mn><mml:mo>,</mml:mo><mml:mn>64</mml:mn></mml:mrow></mml:mmultiscripts></mml:mrow></mml:math>ground states and isomers. Physical Review C, 92(4). doi:10.1103/physrevc.92.044311
Recent Advances in On-Line Laser Spectroscopy
Cheal, B., Moore, I., & Nörtershäuser, W. (2015). Recent Advances in On-Line Laser Spectroscopy. Nuclear Physics News, 25(4), 12-18. doi:10.1080/10619127.2015.1104126
Collinear laser spectroscopy of atomic cadmium
Frömmgen, N., Balabanski, D. L., Bissell, M. L., Bieroń, J., Blaum, K., Cheal, B., . . . Yordanov, D. T. (2015). Collinear laser spectroscopy of atomic cadmium. The European Physical Journal D, 69(6). doi:10.1140/epjd/e2015-60219-0
Nuclear moments and charge radii of neutron-deficient francium isotopes and isomers
Voss, A., Buchinger, F., Cheal, B., Crawford, J. E., Dilling, J., Kortelainen, M., . . . Tamimi, W. A. (2015). Nuclear moments and charge radii of neutron-deficient francium isotopes and isomers. Physical Review C, 91(4). doi:10.1103/physrevc.91.044307
Collinear Laser Spectroscopy on Neutron-rich Mn Isotopes Approaching $N=40$
Heylen, H., Babcock, C., Billowes, J., Bissell, M. L., Blaum, K., Campbell, P., . . . Yordanov, D. T. (2015). Collinear Laser Spectroscopy on Neutron-rich Mn Isotopes Approaching $N=40$. In Acta Physica Polonica B Vol. 46 (pp. 699). Jagiellonian University. doi:10.5506/aphyspolb.46.699
Direct observation of an isomeric state in 98Rb and nuclear properties of exotic rubidium isotopes measured by laser spectroscopy
Procter, T. J., Behr, J. A., Billowes, J., Buchinger, F., Cheal, B., Crawford, J. E., . . . Voss, A. (2015). Direct observation of an isomeric state in 98Rb and nuclear properties of exotic rubidium isotopes measured by laser spectroscopy. The European Physical Journal A, 51(2). doi:10.1140/epja/i2015-15023-2
2014
Collinear laser spectroscopy at the new IGISOL 4 facility
Cheal, B., & Forest, D. H. (2014). Collinear laser spectroscopy at the new IGISOL 4 facility. Hyperfine Interactions, 223(1-3), 223-230. doi:10.1007/s10751-012-0621-8
Collinear laser spectroscopy techniques at JYFL
Cheal, B., & Forest, D. H. (2014). Collinear laser spectroscopy techniques at JYFL. Hyperfine Interactions, 223(1-3), 63-71. doi:10.1007/s10751-012-0608-5
Laser spectroscopy at IGISOL IV
Dicker, A. R., Campbell, P., Cheal, B., Gorelov, D., Hakala, J., Johnson, D. J. S., . . . Voss, A. (2014). Laser spectroscopy at IGISOL IV. Hyperfine Interactions, 227(1-3), 139-145. doi:10.1007/s10751-013-0997-0
Physics highlights from laser spectroscopy at the IGISOL
Forest, D. H., & Cheal, B. (2014). Physics highlights from laser spectroscopy at the IGISOL. Hyperfine Interactions, 223(1-3), 207-222. doi:10.1007/s10751-012-0620-9
2013
First Use of High-Frequency Intensity Modulation of Narrow-Linewidth Laser Light and Its Application in Determination of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi>Fr</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>206</mml:mn><mml:mo>,</mml:mo><mml:mn>205</mml:mn><mml:mo>,</mml:mo><mml:mn>204</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>Ground-State Properties
Voss, A., Pearson, M. R., Billowes, J., Buchinger, F., Cheal, B., Crawford, J. E., . . . Shelbaya, O. (2013). First Use of High-Frequency Intensity Modulation of Narrow-Linewidth Laser Light and Its Application in Determination of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi>Fr</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>206</mml:mn><mml:mo>,</mml:mo><mml:mn>205</mml:mn><mml:mo>,</mml:mo><mml:mn>204</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>Ground-State Properties. Physical Review Letters, 111(12). doi:10.1103/physrevlett.111.122501
LASER SPECTROSCOPY OF EXOTIC NUCLEI AT ISOLDE AND JYFL
Cheal, B. (2013). LASER SPECTROSCOPY OF EXOTIC NUCLEI AT ISOLDE AND JYFL. In FISSION AND PROPERTIES OF NEUTRON-RICH NUCLEI, ICFN5 (pp. 101). Retrieved from https://www.webofscience.com/
2012
Nuclear moments, charge radii and spins of the ground and isomeric states in<sup>175</sup>Yb and<sup>177</sup>Yb
Flanagan, K. T., Billowes, J., Campbell, P., Cheal, B., Dracoulis, G. D., Forest, D. H., . . . Äystö, J. (2012). Nuclear moments, charge radii and spins of the ground and isomeric states in<sup>175</sup>Yb and<sup>177</sup>Yb. Journal of Physics G: Nuclear and Particle Physics, 39(12), 125101. doi:10.1088/0954-3899/39/12/125101
Laser spectroscopy of radioactive isotopes: Role and limitations of accurate isotope-shift calculations
Cheal, B., Cocolios, T. E., & Fritzsche, S. (2012). Laser spectroscopy of radioactive isotopes: Role and limitations of accurate isotope-shift calculations. Physical Review A, 86(4). doi:10.1103/physreva.86.042501
Nuclear mean-square charge radii of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mrow/><mml:mrow><mml:mn>63</mml:mn><mml:mo>,</mml:mo><mml:mn>64</mml:mn><mml:mo>,</mml:mo><mml:mn>66</mml:mn><mml:mo>,</mml:mo><mml:mn>68</mml:mn><mml:mo>−</mml:mo><mml:mn>82</mml:mn></mml:mrow></mml:msup></mml:math>Ga nuclei: No anomalous behavior at<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>32</mml:mn></mml:mrow></mml:math>
Procter, T. J., Billowes, J., Bissell, M. L., Blaum, K., Charlwood, F. C., Cheal, B., . . . Žáková, M. (2012). Nuclear mean-square charge radii of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mrow/><mml:mrow><mml:mn>63</mml:mn><mml:mo>,</mml:mo><mml:mn>64</mml:mn><mml:mo>,</mml:mo><mml:mn>66</mml:mn><mml:mo>,</mml:mo><mml:mn>68</mml:mn><mml:mo>−</mml:mo><mml:mn>82</mml:mn></mml:mrow></mml:msup></mml:math>Ga nuclei: No anomalous behavior at<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>32</mml:mn></mml:mrow></mml:math>. Physical Review C, 86(3). doi:10.1103/physrevc.86.034329
Laser assisted decay spectroscopy at the CRIS beam line at ISOLDE
Lynch, K. M., Rajabali, M. M., Aghaei-Khozani, H., Billowes, J., Bissell, M. L., Blanc, F. L., . . . Wendt, K. (2012). Laser assisted decay spectroscopy at the CRIS beam line at ISOLDE. Journal of Physics: Conference Series, 381, 012128. doi:10.1088/1742-6596/381/1/012128
Collinear laser spectroscopy at the new IGISOL 4 facility
Cheal, B., & Forest, D. H. (2012). Collinear laser spectroscopy at the new IGISOL 4 facility. In Three decades of research using IGISOL technique at the University of Jyväskylä (pp. 287-294). Springer Netherlands. doi:10.1007/978-94-007-5555-0_22
Collinear laser spectroscopy techniques at JYFL
Cheal, B., & Forest, D. H. (2012). Collinear laser spectroscopy techniques at JYFL. In Three decades of research using IGISOL technique at the University of Jyväskylä (pp. 83-91). Springer Netherlands. doi:10.1007/978-94-007-5555-0_4
Development of the CRIS (Collinear Resonant Ionisation Spectroscopy) beam line
Procter, T. J., Aghaei-Khozani, H., Billowes, J., Bissell, M. L., Blanc, F. L., Cheal, B., . . . Wendt, K. (2012). Development of the CRIS (Collinear Resonant Ionisation Spectroscopy) beam line. In Journal of Physics: Conference Series Vol. 381 (pp. 012070). IOP Publishing. doi:10.1088/1742-6596/381/1/012070
Laser spectroscopy of gallium isotopes beyond<i>N</i>= 50
Cheal, B., Billowes, J., Bissell, M. L., Blaum, K., Charlwood, F. C., Flanagan, K. T., . . . Žáková, M. (2012). Laser spectroscopy of gallium isotopes beyond<i>N</i>= 50. In Journal of Physics: Conference Series Vol. 381 (pp. 012071). IOP Publishing. doi:10.1088/1742-6596/381/1/012071
Physics highlights from laser spectroscopy at the IGISOL
Forest, D. H., & Cheal, B. (2012). Physics highlights from laser spectroscopy at the IGISOL. In Three decades of research using IGISOL technique at the University of Jyväskylä (pp. 271-286). Springer Netherlands. doi:10.1007/978-94-007-5555-0_21
2011
Magnetic and quadrupole moments of neutron deficient 58–62Cu isotopes
Vingerhoets, P., Flanagan, K. T., Billowes, J., Bissell, M. L., Blaum, K., Cheal, B., . . . Yordanov, D. T. (2011). Magnetic and quadrupole moments of neutron deficient 58–62Cu isotopes. Physics Letters B, 703(1), 34-39. doi:10.1016/j.physletb.2011.07.050
Ground-state spins and moments of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mrow/><mml:mrow><mml:mn>72</mml:mn><mml:mo>,</mml:mo><mml:mn>74</mml:mn><mml:mo>,</mml:mo><mml:mn>76</mml:mn><mml:mo>,</mml:mo><mml:mn>78</mml:mn></mml:mrow></mml:msup></mml:math>Ga nuclei
Mané, E., Cheal, B., Billowes, J., Bissell, M. L., Blaum, K., Charlwood, F. C., . . . Žáková, M. (2011). Ground-state spins and moments of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:msup><mml:mrow/><mml:mrow><mml:mn>72</mml:mn><mml:mo>,</mml:mo><mml:mn>74</mml:mn><mml:mo>,</mml:mo><mml:mn>76</mml:mn><mml:mo>,</mml:mo><mml:mn>78</mml:mn></mml:mrow></mml:msup></mml:math>Ga nuclei. Physical Review C, 84(2). doi:10.1103/physrevc.84.024303
Nuclear charge radii and electromagnetic moments of radioactive scandium isotopes and isomers
Avgoulea, M., Gangrsky, Y. P., Marinova, K. P., Zemlyanoi, S. G., Fritzsche, S., Iablonskyi, D., . . . Äystö, J. (2011). Nuclear charge radii and electromagnetic moments of radioactive scandium isotopes and isomers. Journal of Physics G: Nuclear and Particle Physics, 38(2), 025104. doi:10.1088/0954-3899/38/2/025104
2010
Nuclear spins, magnetic moments, and quadrupole moments of Cu isotopes from<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>28</mml:mn></mml:mrow></mml:math>to<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>46</mml:mn></mml:mrow></mml:math>: Probes for core polarization effects
Vingerhoets, P., Flanagan, K. T., Avgoulea, M., Billowes, J., Bissell, M. L., Blaum, K., . . . Yordanov, D. T. (2010). Nuclear spins, magnetic moments, and quadrupole moments of Cu isotopes from<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>28</mml:mn></mml:mrow></mml:math>to<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>46</mml:mn></mml:mrow></mml:math>: Probes for core polarization effects. Physical Review C, 82(6). doi:10.1103/physrevc.82.064311
Discovery of a long-lived low-lying isomeric state in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi mathvariant="normal">Ga</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>80</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>
Cheal, B., Billowes, J., Bissell, M. L., Blaum, K., Charlwood, F. C., Flanagan, K. T., . . . Žáková, M. (2010). Discovery of a long-lived low-lying isomeric state in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi mathvariant="normal">Ga</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>80</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>. Physical Review C, 82(5). doi:10.1103/physrevc.82.051302
Progress in laser spectroscopy at radioactive ion beam facilities
Cheal, B., & Flanagan, K. T. (2010). Progress in laser spectroscopy at radioactive ion beam facilities. Journal of Physics G: Nuclear and Particle Physics, 37(11), 113101. doi:10.1088/0954-3899/37/11/113101
Nuclear spin determination of<sup>100<i>m</i></sup>Y by collinear laser spectroscopy of optically pumped ions
Baczynska, K., Billowes, J., Campbell, P., Charlwood, F. C., Cheal, B., Eronen, T., . . . Äystö, J. (2010). Nuclear spin determination of<sup>100<i>m</i></sup>Y by collinear laser spectroscopy of optically pumped ions. Journal of Physics G: Nuclear and Particle Physics, 37(10), 105103. doi:10.1088/0954-3899/37/10/105103
Ground state properties of manganese isotopes across the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>28</mml:mn></mml:math> shell closure
Charlwood, F. C., Billowes, J., Campbell, P., Cheal, B., Eronen, T., Forest, D. H., . . . Äystö, J. (2010). Ground state properties of manganese isotopes across the <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.gif" overflow="scroll"><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>28</mml:mn></mml:math> shell closure. Physics Letters B, 690(4), 346-351. doi:10.1016/j.physletb.2010.05.060
Nuclear Spins and Moments of Ga Isotopes Reveal Sudden Structural Changes between<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>40</mml:mn></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>50</mml:mn></mml:math>
Cheal, B., Mané, E., Billowes, J., Bissell, M. L., Blaum, K., Brown, B. A., . . . Žáková, M. (2010). Nuclear Spins and Moments of Ga Isotopes Reveal Sudden Structural Changes between<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>40</mml:mn></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>N</mml:mi><mml:mo>=</mml:mo><mml:mn>50</mml:mn></mml:math>. Physical Review Letters, 104(25). doi:10.1103/physrevlett.104.252502
Status of the LASER-IGISOL collaboration at the University of Jyväskylä
Charlwood, F. C., Baczynska, K., Billowes, J., Campbell, P., Cheal, B., Eronen, T., . . . Äystö, J. (2010). Status of the LASER-IGISOL collaboration at the University of Jyväskylä. Hyperfine Interactions, 196(1-3), 143-150. doi:10.1007/s10751-009-0153-z
Experimental determination of an<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mi>I</mml:mi><mml:mrow><mml:mi>π</mml:mi></mml:mrow></mml:msup><mml:mo>=</mml:mo><mml:msup><mml:mn>2</mml:mn><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>ground state in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi mathvariant="normal">Cu</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>72</mml:mn><mml:mo>,</mml:mo><mml:mn>74</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>
Flanagan, K. T., Vingerhoets, P., Bissell, M. L., Blaum, K., Brown, B. A., Cheal, B., . . . Yordanov, D. T. (2010). Experimental determination of an<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:msup><mml:mi>I</mml:mi><mml:mrow><mml:mi>π</mml:mi></mml:mrow></mml:msup><mml:mo>=</mml:mo><mml:msup><mml:mn>2</mml:mn><mml:mrow><mml:mo>−</mml:mo></mml:mrow></mml:msup></mml:mrow></mml:math>ground state in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi mathvariant="normal">Cu</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>72</mml:mn><mml:mo>,</mml:mo><mml:mn>74</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>. Physical Review C, 82(4). doi:10.1103/physrevc.82.041302
Status of the LASER-IGISOL collaboration at the University of Jyväskylä
Charlwood, F. C., Baczynska, K., Billowes, J., Campbell, P., Cheal, B., Eronen, T., . . . Äystö, J. (2010). Status of the LASER-IGISOL collaboration at the University of Jyväskylä. In Laser 2009 (pp. 143-150). Springer Berlin Heidelberg. doi:10.1007/978-3-642-12286-6_14
2009
An ion cooler-buncher for high-sensitivity collinear laser spectroscopy at ISOLDE
Mané, E., Billowes, J., Blaum, K., Campbell, P., Cheal, B., Delahaye, P., . . . Yordanov, D. T. (2009). An ion cooler-buncher for high-sensitivity collinear laser spectroscopy at ISOLDE. The European Physical Journal A, 42(3), 503-507. doi:10.1140/epja/i2009-10828-0
Nuclear Spins and Magnetic Moments of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi>Cu</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>71</mml:mn><mml:mo>,</mml:mo><mml:mn>73</mml:mn><mml:mo>,</mml:mo><mml:mn>75</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>: Inversion of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>π</mml:mi><mml:mn>2</mml:mn><mml:msub><mml:mi>p</mml:mi><mml:mrow><mml:mn>3</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>π</mml:mi><mml:mn>1</mml:mn><mml:msub><mml:mi>f</mml:mi><mml:mrow><mml:mn>5</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math>Levels in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi>Cu</mml:mi><mml:mprescripts/><mml:none/><mml:mn>75</mml:mn></mml:mmultiscripts></mml:math>
Flanagan, K. T., Vingerhoets, P., Avgoulea, M., Billowes, J., Bissell, M. L., Blaum, K., . . . Volkov, Y. M. (2009). Nuclear Spins and Magnetic Moments of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi>Cu</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>71</mml:mn><mml:mo>,</mml:mo><mml:mn>73</mml:mn><mml:mo>,</mml:mo><mml:mn>75</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>: Inversion of<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>π</mml:mi><mml:mn>2</mml:mn><mml:msub><mml:mi>p</mml:mi><mml:mrow><mml:mn>3</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math>and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mi>π</mml:mi><mml:mn>1</mml:mn><mml:msub><mml:mi>f</mml:mi><mml:mrow><mml:mn>5</mml:mn><mml:mo>/</mml:mo><mml:mn>2</mml:mn></mml:mrow></mml:msub></mml:math>Levels in<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi>Cu</mml:mi><mml:mprescripts/><mml:none/><mml:mn>75</mml:mn></mml:mmultiscripts></mml:math>. Physical Review Letters, 103(14). doi:10.1103/physrevlett.103.142501
Laser Spectroscopy of Niobium Fission Fragments: First Use of Optical Pumping in an Ion Beam Cooler Buncher
Cheal, B., Baczynska, K., Billowes, J., Campbell, P., Charlwood, F. C., Eronen, T., . . . Äystö, J. (2009). Laser Spectroscopy of Niobium Fission Fragments: First Use of Optical Pumping in an Ion Beam Cooler Buncher. Physical Review Letters, 102(22). doi:10.1103/physrevlett.102.222501
Nuclear charge radii of molybdenum fission fragments
Charlwood, F. C., Baczynska, K., Billowes, J., Campbell, P., Cheal, B., Eronen, T., . . . Äystö, J. (2009). Nuclear charge radii of molybdenum fission fragments. Physics Letters B, 674(1), 23-27. doi:10.1016/j.physletb.2009.02.050
2008
LASER SPECTROSCOPY AND THE NATURE OF THE SHAPE TRANSITION AT N ≈ 60
CHEAL, B., BILLOWES, J., CAMPBELL, P., TORDOFF, B., ERONEN, T., JOKINEN, A., . . . TUNGATE, G. (2008). LASER SPECTROSCOPY AND THE NATURE OF THE SHAPE TRANSITION AT N ≈ 60. In Fission and Properties of Neutron-Rich Nuclei (pp. 537-541). WORLD SCIENTIFIC. doi:10.1142/9789812833433_0067
Laser pumping of ions in a cooler buncher
Cheal, B., Baczynska, K., Billowes, J., Campbell, P., Eronen, T., Forest, D. H., . . . Äystö, J. (2008). Laser pumping of ions in a cooler buncher. Hyperfine Interactions, 181(1-3), 107-110. doi:10.1007/s10751-008-9629-5
Laser pumping of ions in a cooler buncher
Cheal, B., Baczynska, K., Billowes, J., Campbell, P., Eronen, T., Forest, D. H., . . . Äystö, J. (2008). Laser pumping of ions in a cooler buncher. In HFI/NQI 2007 (pp. 627-630). Springer Berlin Heidelberg. doi:10.1007/978-3-540-85320-6_97
2007
On the decrease in charge radii of multi-quasi particle isomers
Bissell, M. L., Flanagan, K. T., Gardner, M. D., Avgoulea, M., Billowes, J., Campbell, P., . . . Äystö, J. (2007). On the decrease in charge radii of multi-quasi particle isomers. Physics Letters B, 645(4), 330-334. doi:10.1016/j.physletb.2006.12.054
The shape transition in the neutron-rich yttrium isotopes and isomers
Cheal, B., Gardner, M. D., Avgoulea, M., Billowes, J., Bissell, M. L., Campbell, P., . . . Äystö, J. (2007). The shape transition in the neutron-rich yttrium isotopes and isomers. Physics Letters B, 645(2-3), 133-137. doi:10.1016/j.physletb.2006.12.053
Investigation of the low-lying isomer in 229Th by collinear laser spectroscopy
Tordoff, B., Billowes, J., Campbell, P., Cheal, B., Forest, D. H., Kessler, T., . . . Äystö, J. (2007). Investigation of the low-lying isomer in 229Th by collinear laser spectroscopy. In LASER 2006 (pp. 197-201). Springer Berlin Heidelberg. doi:10.1007/978-3-540-71113-1_19
Nuclear charge radii and electromagnetic moments of scandium isotopes and isomers in the f7/2 shell
Gangrsky, Y., Marinova, K., Zemlyanoi, S., Avgoulea, M., Billowes, J., Campbell, P., . . . Äystö, J. (2007). Nuclear charge radii and electromagnetic moments of scandium isotopes and isomers in the f7/2 shell. In LASER 2006 (pp. 209-215). Springer Berlin Heidelberg. doi:10.1007/978-3-540-71113-1_21
Resonance ionization spectroscopy of bismuth at the IGISOL facility
Moore, I. D., Kessler, T., Äystö, J., Billowes, J., Campbell, P., Cheal, B., . . . Tungate, G. (2007). Resonance ionization spectroscopy of bismuth at the IGISOL facility. In LASER 2006 (pp. 135-141). Springer Berlin Heidelberg. doi:10.1007/978-3-540-71113-1_11
2006
Investigation of the low-lying isomer in 229Th by collinear laser spectroscopy
Tordoff, B., Billowes, J., Campbell, P., Cheal, B., Forest, D. H., Kessler, T., . . . Äystö, J. (2006). Investigation of the low-lying isomer in 229Th by collinear laser spectroscopy. In Hyperfine Interactions Vol. 171 (pp. 197-201). Springer Science and Business Media LLC. doi:10.1007/s10751-006-9487-y
Nuclear charge radii and electromagnetic moments of scandium isotopes and isomers in the f7/2 shell
Gangrsky, Y., Marinova, K., Zemlyanoi, S., Avgoulea, M., Billowes, J., Campbell, P., . . . Äystö, J. (2006). Nuclear charge radii and electromagnetic moments of scandium isotopes and isomers in the f7/2 shell. In Hyperfine Interactions Vol. 171 (pp. 209-215). Springer Science and Business Media LLC. doi:10.1007/s10751-006-9488-x
Resonance ionization spectroscopy of bismuth at the IGISOL facility
Moore, I. D., Kessler, T., Äystö, J., Billowes, J., Campbell, P., Cheal, B., . . . Tungate, G. (2006). Resonance ionization spectroscopy of bismuth at the IGISOL facility. In Hyperfine Interactions Vol. 171 (pp. 135-141). Springer Science and Business Media LLC. doi:10.1007/s10751-006-9494-z
Model independent determination of the spin of the<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi mathvariant="normal">Ta</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>180</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>naturally occurring isomer
Bissell, M. L., Baczynska, K., Billowes, J., Campbell, P., Cheal, B., Eronen, T., . . . Äystö, J. (2006). Model independent determination of the spin of the<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mmultiscripts><mml:mi mathvariant="normal">Ta</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>180</mml:mn></mml:mrow></mml:mmultiscripts></mml:math>naturally occurring isomer. Physical Review C, 74(4). doi:10.1103/physrevc.74.047301
2003
Collinear laser spectroscopy of neutron-rich cerium isotopes near the<i>N</i>= 88 shape transition
Cheal, B., Avgoulea, M., Billowes, J., Campbell, P., Flanagan, K. T., Forest, D. H., . . . Äystö, J. (2003). Collinear laser spectroscopy of neutron-rich cerium isotopes near the<i>N</i>= 88 shape transition. Journal of Physics G: Nuclear and Particle Physics, 29(11), 2479-2484. doi:10.1088/0954-3899/29/11/003
Laser spectroscopy of radioactive Ti, Zr and Hf isotopes and isomers at the JYFL laser-IGISOL facility
Campbell, P., Billowes, J., Cheal, B., Flanagan, K. T., Forest, D. H., Gangrsky, Y. P., . . . Äystö, J. (2003). Laser spectroscopy of radioactive Ti, Zr and Hf isotopes and isomers at the JYFL laser-IGISOL facility. In Spectrochimica Acta Part B: Atomic Spectroscopy Vol. 58 (pp. 1069-1076). Elsevier BV. doi:10.1016/s0584-8547(03)00064-8