Thorium nuclear clocks for fundamental tests of physics

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Risultati finali

Pubblicazioni

The thorium-229 low-energy isomer and the nuclear clock

Autori: Kjeld Beeks, Tomas Sikorsky, Thorsten Schumm, Johannes Thielking, Maxim V. Okhapkin, Ekkehard Peik
Pubblicato in: Nature Reviews Physics, Numero 3/4, 2021, Pagina/e 238-248, ISSN 2522-5820
Editore: Springer Nature
DOI: 10.1038/s42254-021-00286-6

Frequency ratio of the 229mTh nuclear isomeric transition and the 87Sr atomic clock

Autori: Chuankun Zhang, Tian Ooi, Jacob S. Higgins, Jack F. Doyle, Lars von der Wense, Kjeld Beeks, Adrian Leitner, Georgy A. Kazakov, Peng Li, Peter G. Thirolf, Thorsten Schumm, Jun Ye
Pubblicato in: Nature, Numero 633, 2024, Pagina/e 63-70, ISSN 0028-0836
Editore: Nature Publishing Group
DOI: 10.1038/s41586-024-07839-6

Nuclear coherent population transfer to the $^{229m}$Th isomer using x-ray pulses

Autori: Kirschbaum, Tobias; Minkov, Nikolay; Pálffy, Adriana
Pubblicato in: Physical Review C, Numero 5, 2022, Pagina/e 064313, ISSN 2643-1564
Editore: American Physical Society
DOI: 10.1103/physrevc.105.064313

Group delay dispersion tuned femtosecond Kerr-lens mode-locked Ti:sapphire laser

Autori: E. Seres; J. Seres; T. Schumm
Pubblicato in: Optics Continuum, Numero 1, 2022, ISSN 2770-0208
Editore: Optica Publishing Group
DOI: 10.1364/optcon.456954

Band Gap Calculations for Thorium‐Doped LiCAF

Autori: Thorsten Schumm; Peter Mohn; Martin Pimon
Pubblicato in: Advanced Theory and Simulations, Numero 5, 2022, ISSN 2513-0390
Editore: Wiley-VCH GmbH
DOI: 10.1002/adts.202200185

Probing the relaxed relaxion at the luminosity and precision frontiers

Autori: Abhishek Banerjee, Hyungjin Kim, Oleksii Matsedonskyi, Gilad Perez, Marianna S. Safronova
Pubblicato in: Journal of High Energy Physics, Numero 2020/7, 2020, ISSN 1029-8479
Editore: Institute of Physics Publishing
DOI: 10.1007/jhep07(2020)153

Ab-Initio Study of Calcium Fluoride Doped with Heavy Isotopes

Autori: Thorsten Schumm; Peter Mohn; Andreas Grüneis; Martin Pimon
Pubblicato in: Crystals, Numero 12, 2022, ISSN 2073-4352
Editore: Multidisciplinary Digital Publishing Institute (MDPI)
DOI: 10.3390/cryst12081128

Contribution of negative-energy states to multipolar polarizabilities of the Sr optical lattice clock

Autori: S. G. Porsev; M. G. Kozlov; M. S. Safronova
Pubblicato in: Phys. Rev. A, Numero 11, 2023, Pagina/e L051102, ISSN 2643-1564
Editore: American Physical Society
DOI: 10.1103/physreva.108.l051102

"Laser spectroscopy on the hyperfine structure and isotope shift of sympathetically cooled <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mmultiscripts><mml:mi>Th</mml:mi><mml:none/><mml:mrow><mml:mn>3</mml:mn><mml:mo>+</mml:mo></mml:mrow><mml:mprescripts/><mml:none/><mml:mn>229</mml:mn></mml:mmultiscripts></mml:math> ions"

Autori: G. Zitzer, J. Tiedau, Ch. E. Düllmann, M. V. Okhapkin, E. Peik
Pubblicato in: Physical Review A, Numero 111, 2025, ISSN 2469-9926
Editore: American Physical Society (APS)
DOI: 10.1103/physreva.111.l050802

Nonperturbative Generation of Harmonics by Nanometer-Scale Localized Electronic States on the Surface of Bulk Materials and Nano-Films

Autori: Jozsef Seres; Enikoe Seres; Eva Céspedes; Leyre Martinez-de-Olcoz; Miguel Zabala; Thorsten Schumm
Pubblicato in: Optics; Volume 4; Numero 1; Pages: 246-257, Numero 7, 2023, Pagina/e 4, ISSN 2328-7810
Editore: Science Publishing Group
DOI: 10.3390/opt4010017

‘Phase Transition’ in the ‘Thorium-Isomer Story’

Autori: P.G. Thirolf, B. Seiferle, L. v.d. Wense, I. Amersdorffer, D. Moritz, J. Weitenberg
Pubblicato in: Acta Physica Polonica B, Numero 51, 2020, Pagina/e 561, ISSN 0587-4254
Editore: Jagellonian University
DOI: 10.5506/aphyspolb.51.561

Nuclear Excitation of the ^{229}Th Isomer via Defect States in Doped Crystals.

Autori: Brenden Scott Nickerson; Martin Pimon; Pavlo V. Bilous; Johannes Gugler; Kjeld Beeks; Tomas Sikorsky; Peter Mohn; Thorsten Schumm; Adriana Pálffy
Pubblicato in: Physical Review Letters, Numero 4, 2020, Pagina/e 032501, ISSN 1079-7114
Editore: American Physical Society
DOI: 10.1103/physrevlett.125.032501

New Measurement Resolves Key Astrophysical Fe XVII Oscillator Strength Problem

Autori: Steffen Kühn; Charles Cheung; Natalia S. Oreshkina; René Steinbrügge; Moto Togawa; Sonja Bernitt; Lukas Berger; Jens Buck; Moritz Hoesch; Jörn Seltmann; Florian Trinter; Christoph H. Keitel; Mikhail G. Kozlov; Sergey G. Porsev; Ming Feng Gu; F. Scott Porter; Thomas Pfeifer; Maurice A. Leutenegger; Zoltán Harman; Marianna S. Safronova; José R. Crespo López-Urrutia; Chintan Shah
Pubblicato in: Physical review letters 129(24), 245001 (2022). doi:10.1103/PhysRevLett.129.245001, Numero 2, 2022, ISSN 0031-9007
Editore: American Physical Society
DOI: 10.15120/gsi-2022-00990

Observation of the radiative decay of the 229Th nuclear clock isomer

Autori: Sandro Kraemer; Janni Moens; Michail Athanasakis-Kaklamanakis; Silvia Bara; Kjeld Beeks; Premaditya Chhetri; Katerina Chrysalidis; Arno Claessens; Thomas E. Cocolios; João G. M. Correia; Hilde De Witte; Rafael Ferrer; Sarina Geldhof; Reinhard Heinke; Niyusha Hosseini; Mark Huyse; Ulli Köster; Yuri Kudryavtsev; Mustapha Laatiaoui; Razvan Lica; Goele Magchiels; Vladimir Manea; Clement Merckling; L
Pubblicato in: "Nature, 2023, 617 (7962), pp.706-710. ⟨10.1038/s41586-023-05894-z⟩", Numero 32, 2023, ISSN 1476-4687
Editore: Springer
DOI: 10.1038/s41586-023-05894-z

High harmonic generation in AlN due to out-of-surface electron orbitals

Autori: Jozsef Seres; E. Seres; Carles Serrat; Thorsten Schumm
Pubblicato in: OSA Continuum, Numero 4, 2020, ISSN 2578-7519
Editore: Optica Publishing Group
DOI: 10.5281/zenodo.4441972

"Sympathetic cooling of trapped <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:msup><mml:mi mathvariant=""normal"">Th</mml:mi><mml:mrow><mml:mn>3</mml:mn><mml:mo>+</mml:mo></mml:mrow></mml:msup></mml:math> alpha-recoil ions for laser spectroscopy"

Autori: G. Zitzer, J. Tiedau, M. V. Okhapkin, K. Zhang, C. Mokry, J. Runke, Ch. E. Düllmann, E. Peik
Pubblicato in: Physical Review A, Numero 109, 2024, ISSN 2469-9926
Editore: American Physical Society (APS)
DOI: 10.1103/physreva.109.033116

Low-lying energy levels of 229 Th 35+ and the electronic bridge process

Autori: S G Porsev, C Cheung, M S Safronova
Pubblicato in: Quantum Science and Technology, Numero 6/3, 2021, Pagina/e 034014, ISSN 2058-9565
Editore: IOPScience
DOI: 10.1088/2058-9565/ac08f1

Calculation of energies and hyperfine structure constants of 233U^+ and 233U

Autori: Porsev, S. G.; Cheung, C.; Safronova, M. S.
Pubblicato in: Physical Review A, Numero 12, 2023, ISSN 2469-9926
Editore: American Physical Society
DOI: 10.1103/physreva.106.042810

Growth and characterization of thorium doped calcium fluoride single crystals

Autori: Kjeld Beeks
Pubblicato in: Nature Scientific reports, Numero 13, 2023, Pagina/e 3897, ISSN 2045-2322
Editore: Nature Publishing Group
DOI: 10.1038/s41598-023-31045-5

Nonlinear propagation effect in x-ray parametric amplification during high harmonic generation

Autori: J. Seres; E. Seres; C. Serrat; T. H. Dinh; N. Hasegawa; M. Ishino; M. Nishikino; K. Nakano; S. Namba
Pubblicato in: Journal of the Optical Society of America B, Numero 39, 2022, ISSN 1084-7529
Editore: Optical Society of America
DOI: 10.1364/josab.454902

The theory of direct laser excitation of nuclear transitions

Autori: Lars von der Wense, Pavlo V. Bilous, Benedict Seiferle, Simon Stellmer, Johannes Weitenberg, Peter G. Thirolf, Adriana Pálffy, Georgy Kazakov
Pubblicato in: The European Physical Journal A, Numero 56/7, 2020, ISSN 1434-6001
Editore: Springer Verlag
DOI: 10.1140/epja/s10050-020-00177-x

Vacuum-ultraviolet laser source for spectroscopy of trapped thorium ions

Autori: J Thielking; K Zhang; J Tiedau; J Zander; G Zitzer; M V Okhapkin; E Peik
Pubblicato in: New Journal of Physics, Vol 25, Iss 8, p 083026 (2023), Numero 9, 2023, Pagina/e 083026, ISSN 1367-2630
Editore: Institute of Physics Publishing
DOI: 10.1088/1367-2630/aced1b

Driven electronic bridge processes via defect states in Th 229 -doped crystals

Autori: Brenden S. Nickerson, Martin Pimon, Pavlo V. Bilous, Johannes Gugler, Georgy A. Kazakov, Tomas Sikorsky, Kjeld Beeks, Andreas Grüneis, Thorsten Schumm, Adriana Pálffy
Pubblicato in: Physical Review A, Numero 103/5, 2021, Pagina/e 053120, ISSN 2469-9926
Editore: American Physical Society
DOI: 10.1103/physreva.103.053120

The thorium isomer $$^{229m}$$Th: review of status and perspectives after more than 50 years of research

Autori: Peter G. Thirolf, Sandro Kraemer, Daniel Moritz, Kevin Scharl
Pubblicato in: The European Physical Journal Special Topics, Numero 233, 2025, Pagina/e 1113-1131, ISSN 1951-6355
Editore: EDP Sciences
DOI: 10.1140/epjs/s11734-024-01098-2

"Radiative decay of the <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mmultiscripts><mml:mi>Th</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>229</mml:mn><mml:mi>m</mml:mi></mml:mrow></mml:mmultiscripts></mml:math> nuclear clock isomer in different host materials"

Autori: S. V. Pineda, P. Chhetri, S. Bara, Y. Elskens, S. Casci, A. N. Alexandrova, M. Au, M. Athanasakis-Kaklamanakis, M. Bartokos, K. Beeks, C. Bernerd, A. Claessens, K. Chrysalidis, T. E. Cocolios, J. G. Correia, H. De Witte, R. Elwell, R. Ferrer, R. Heinke, E. R. Hudson, F. Ivandikov, Yu. Kudryavtsev, U. Köster, S. Kraemer, M. Laatiaoui, R. Lica, C. Merckling, I. Morawetz, H. W. T. Morgan, D. Moritz,
Pubblicato in: Physical Review Research, Numero 7, 2025, Pagina/e 013052-1 - 013052-12, ISSN 2643-1564
Editore: American Physical Society (APS)
DOI: 10.1103/physrevresearch.7.013052

Setup for the Ionic Lifetime Measurement of the 229mTh3+ Nuclear Clock Isomer

Autori: Kevin Scharl, Shiqian Ding, Georg Holthoff, Mahmood Irtiza Hussain, Sandro Kraemer, Lilli Löbell, Daniel Moritz, Tamila Rozibakieva, Benedict Seiferle, Florian Zacherl, Peter G. Thirolf
Pubblicato in: Atoms, Numero 11, 2025, Pagina/e 108, ISSN 2218-2004
Editore: MDPI AG
DOI: 10.3390/atoms11070108

Excitation and probing of low-energy nuclear states at high-energy storage rings

Autori: Junlan Jin; Hendrik Bekker; Tobias Kirschbaum; Yuri A. Litvinov; Adriana Pálffy; Jonas Sommerfeldt; Andrey Surzhykov; Peter G. Thirolf; Dmitry Budker
Pubblicato in: Physical review research 5(2), 023134 (2023). doi:10.1103/PhysRevResearch.5.023134, Numero 8, 2023, ISSN 2643-1564
Editore: American Physical Society
DOI: 10.1103/physrevresearch.5.023134

SpaceQ -- Direct Detection of Ultralight Dark Matter with Space Quantum Sensors

Autori: Yu-Dai Tsai; Joshua Eby; Marianna Safronova
Pubblicato in: Nature Astronomy, Numero 22, 2023, Pagina/e 113, ISSN 2397-3366
Editore: Springer Nature
DOI: 10.1038/s41550-022-01833-6

Optical telecommunications-band clock based on neutral titanium atoms

Autori: Scott Eustice; Dmytro Filin; Jackson Schrott; Sergey Porsev; Charles Cheung; Diego Novoa; Dan M. Stamper-Kurn; Marianna S. Safronova
Pubblicato in: Phys. Rev. A, Numero 24, 2023, Pagina/e L051102, ISSN 1050-2947
Editore: American Physical Society
DOI: 10.1103/physreva.107.l051102

"Direct detection of the <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mrow><mml:mo>≈</mml:mo><mml:mn>8.4</mml:mn><mml:mspace width=""0.28em""/><mml:mi>eV</mml:mi></mml:mrow></mml:math> internal conversion energy of <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mmultiscripts><mml:mi>Th</mml:mi><mml:mprescripts/><mml:none/><mml:mrow><mml:mn>229</mml:mn><mml:mi>m</m"

Autori: Galen O'Neil, Kjeld Beeks, Eric Hudson, Justin Jeet, David Leibrandt, Marion Mallweger, Sae Woo Nam, Sayan Patra, Gil Porat, Dileep Reddy, Thorsten Schumm, Stephen B. Schoun, Benedict Seiferle, Christian Schneider, Lars von der Wense, Peter G. Thirolf, Varun Verma, Jun Ye, Chuankun Zhang
Pubblicato in: Physical Review C, Numero 112, 2025, Pagina/e 024322-1 - 024322-7, ISSN 2469-9985
Editore: American Physical Society (APS)
DOI: 10.1103/9v5w-b8k2

Noncollinear enhancement resonator with intrinsic pulse synchronization and alignment employing wedge mirrors

Autori: S. H. Wissenberg, J. Weitenberg, J. Moreno, H. Hartung, M. Möslein, Th. Burkhardt, T. Teschler, F. Schmid, Th. Udem, H.-D. Hoffmann, P. G. Thirolf, Th. W. Hänsch, A. Ozawa, C. L. Haefner
Pubblicato in: Physical Review Research, Numero 7, 2025, ISSN 2643-1564
Editore: American Physical Society (APS)
DOI: 10.1103/physrevresearch.7.023071

Absolute X-ray energy measurement using a high-accuracy angle encoder

Autori: Takahiko Masuda, Tsukasa Watanabe, Kjeld Beeks, Hiroyuki Fujimoto, Takahiro Hiraki, Hiroyuki Kaino, Shinji Kitao, Yuki Miyamoto, Koichi Okai, Noboru Sasao, Makoto Seto, Thorsten Schumm, Yudai Shigekawa, Kenji Tamasaku, Satoshi Uetake, Atsushi Yamaguchi, Yoshitaka Yoda, Akihiro Yoshimi, Koji Yoshimura
Pubblicato in: Journal of Synchrotron Radiation, Numero 28/1, 2021, Pagina/e 111-119, ISSN 1600-5775
Editore: International Union of Crystallography
DOI: 10.1107/s1600577520014526

Precision Calculation of Hyperfine Constants for Extracting Nuclear Moments of Th229

Autori: S. G. Porsev; M. S. Safronova; M. G. Kozlov
Pubblicato in: Physical Review Letters, Numero 127, 2021, ISSN 0031-9007
Editore: American Physical Society
DOI: 10.1103/physrevlett.127.253001

A setup for vacuum-ultraviolet spectroscopy of the 229Th low-energy isomer

Autori: Sandro Kraemer, Premaditya Chhetri, Silvia Bara, Arno Claessens, Hilde De Witte, Yens Elskens, Rafael Ferrer, Yuri Kudryavtsev, Simon Sels, Paul Van Den Bergh, Piet Van Duppen
Pubblicato in: Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms, Numero 542, 2025, Pagina/e 1-3, ISSN 0168-583X
Editore: Elsevier BV
DOI: 10.1016/j.nimb.2023.05.029

Role of triple excitations in calculating different properties of Ba +

Autori: S. G. Porsev, M. S. Safronova
Pubblicato in: Physical Review A, Numero 103/4, 2021, Pagina/e 042815, ISSN 2469-9926
Editore: American Physical Society
DOI: 10.1103/physreva.103.042815

Extending Our Knowledge about the 229Th Nuclear Isomer

Autori: Seiferle, Benedict Moritz, Daniel Scharl, Kevin Ding, Shiqian Zacherl, Florian Löbell, Lilli
Pubblicato in: Atoms, Numero 2022, 2022, ISSN 2218-2004
Editore: MDPI
DOI: 10.3390/atoms10010024

Integrating Superregenerative Principles in a Compact, Power-Efficient NMR/NQR Spectrometer: A Novel Approach with Pulsed Excitation

Autori: Sikorsky, Tomas; Pelczar, Andrzej; Schneider, Stephan; Schumm, Thorsten
Pubblicato in: Nuclear Instruments and Methods in Physics Research Section A, Numero 1062, 2023, Pagina/e 169239, ISSN 1872-9576
Editore: Elsevier
DOI: 10.1016/j.nima.2024.169239

'Phase Transition' in the 'Thorium-Isomer Story'

Autori: P.G. Thirolf, B. Seiferle, L. v.d. Wense, I. Amersdorffer, D. Moritz, J. Weitenberg
Pubblicato in: Acta Physica Polonica B, Numero 51, 2020, Pagina/e 561-570, ISSN 0587-4254
Editore: Jagellonian University
DOI: 10.1103/physrevc.103.014313

Nuclear clocks for testing fundamental physics

Autori: E Peik, T Schumm, M S Safronova, A Pálffy, J Weitenberg, P G Thirolf
Pubblicato in: Quantum Science and Technology, Numero 6/3, 2021, Pagina/e 034002, ISSN 2058-9565
Editore: IOP Publishing
DOI: 10.1088/2058-9565/abe9c2

Laser-induced quenching of the Th-229 nuclear clock isomer in calcium fluoride

Autori: F. Schaden, T. Riebner, I. Morawetz, L. Toscani De Col, G. A. Kazakov, K. Beeks, T. Sikorsky, T. Schumm, K. Zhang, V. Lal, G. Zitzer, J. Tiedau, M. V. Okhapkin, E. Peik
Pubblicato in: Physical Review Research, Numero 7, 2025, ISSN 2643-1564
Editore: American Physical Society (APS)
DOI: 10.1103/physrevresearch.7.l022036

Laser-based conversion electron Mössbauer spectroscopy of 229ThO2

Autori: Ricky Elwell, James E. S. Terhune, Christian Schneider, Harry W. T. Morgan, Hoang Bao Tran Tan, Udeshika C. Perera, Daniel A. Rehn, Marisa C. Alfons, Lars von der Wense, Benedict Seiferle, Kevin Scharl, Peter G. Thirolf, Andrei Derevianko & Eric R. Hudson
Pubblicato in: Nature, Numero 648, 2025, Pagina/e 300 - 305, ISSN 1476-4687
Editore: Springer Nature

A cryogenic Paul trap for probing the nuclear isomeric excited state $$^{229\text {m}}$$Th$$^{3+}$$

Autori: Daniel Moritz, Kevin Scharl, Markus Wiesinger, Georg Holthoff, Tamila Teschler, Mahmood I. Hussain, José R. Crespo López-Urrutia, Timo Dickel, Shiqian Ding, Christoph E. Düllmann, Eric R. Hudson, Sandro Kraemer, Lilli Löbell, Christoph Mokry, Jörg Runke, Benedict Seiferle, Lars von der Wense, Florian Zacherl, Peter G. Thirolf
Pubblicato in: The European Physical Journal D, Numero 79, 2025, ISSN 1434-6060
Editore: Springer Verlag
DOI: 10.1140/epjd/s10053-025-01071-1

Continuous-wave laser source at the 148 nm nuclear transition of Th-229

Autori: Vishal Lal, Maksim V. Okhapkin, Johannes Tiedau, Niels Irwin, Valentin Petrov, Ekkehard Peik
Pubblicato in: Optica, Numero 12, 2026, Pagina/e 1971, ISSN 2334-2536
Editore: Optica Publishing Group
DOI: 10.1364/optica.574489

"Enhancing divalent optical atomic clocks with the <mml:math xmlns:mml=""http://www.w3.org/1998/Math/MathML""><mml:mrow><mml:mmultiscripts><mml:mrow /><mml:mprescripts /><mml:none /><mml:mn>1</mml:mn></mml:mmultiscripts><mml:msub><mml:mi>S</mml:mi><mml:mn>0</mml:mn></mml:msub><mml:mo>↔</mml:mo><mml:msup><mml:mrow /><mml:mn>3</mml:mn></mml:msup><mml:msub><mml:mi>P</mml:mi><mml:mn>2</mml:mn></mml:ms"

Autori: Matthew A. Bohman; Sergey G. Porsev; David B. Hume; David R. Leibrandt; Marianna S. Safronova
Pubblicato in: Phys. Rev. A, Numero 8, 2023, Pagina/e 053120, ISSN 1050-2947
Editore: American Physical Society
DOI: 10.1103/physreva.108.053120

Electronic Bridge Excitation in Highly Charged Th 229 Ions

Autori: Pavlo V. Bilous; H. Bekker; H. Bekker; Julian C. Berengut; Julian C. Berengut; Benedict Seiferle; Lars von der Wense; Peter G. Thirolf; Thomas Pfeifer; José R. Crespo López-Urrutia; Adriana Pálffy
Pubblicato in: Physical Review Letters, Numero 2, 2020, ISSN 0031-9007
Editore: American Physical Society
DOI: 10.1103/physrevlett.124.192502

The phenomenology of quadratically coupled ultra light dark matter

Autori: Abhishek Banerjee; Gilad Perez; Marianna Safronova; Inbar Savoray; Aviv Shalit
Pubblicato in: Journal of High Energy Physics, Vol 2023, Iss 10, Pp 1-62 (2023), Numero 21, 2023, ISSN 1029-8479
Editore: Institute of Physics Publishing
DOI: 10.1007/jhep10(2023)042

229mTh isomer from a nuclear model perspective

Autori: Nikolay Minkov and Adriana Pálffy
Pubblicato in: Physical Review C, Numero 103, 2021, ISSN 2469-9985
Editore: American Physical Society
DOI: 10.1103/PhysRevC.103.014313

Measurement of the Th 229 Isomer Energy with a Magnetic Microcalorimeter

Autori: Tomas Sikorsky, Jeschua Geist, Daniel Hengstler, Sebastian Kempf, Loredana Gastaldo, Christian Enss, Christoph Mokry, Jörg Runke, Christoph E. Düllmann, Peter Wobrauschek, Kjeld Beeks, Veronika Rosecker, Johannes H. Sterba, Georgy Kazakov, Thorsten Schumm, Andreas Fleischmann
Pubblicato in: Physical Review Letters, Numero 125/14, 2020, ISSN 0031-9007
Editore: American Physical Society
DOI: 10.1103/physrevlett.125.142503

Nuclear clock based on the Th v ion

Autori: V. V. Flambaum, V. A. Dzuba, E. Peik
Pubblicato in: Physical Review A, Numero 112, 2025, ISSN 2469-9926
Editore: American Physical Society (APS)
DOI: 10.1103/zcsk-3lw5

Searching for Dark Matter with the ^{229}Th Nuclear Lineshape from Laser Spectroscopy

Autori: Fuchs, Elina; Kirk, Fiona; Madge Pimentel, Eric; Paranjape, Chaitanya; Peik, Ekkehard; Perez, Gilad; Ratzinger, Wolfram; Tiedau, Johannes
Pubblicato in: Physical Review X, Numero 2, 2025, ISSN 2160-3308
Editore: American Physical Society
DOI: 10.1103/physrevx.15.021055

Mehr als ein hochgenauer Zeitmesser

Autori: Peter G. Thirolf, Sandro Kraemer, Johannes Weitenberg
Pubblicato in: Physik in unserer Zeit, Numero 55, 2024, Pagina/e 176-182, ISSN 0031-9252
Editore: Wiley
DOI: 10.1002/piuz.202301696

The Thorium-Isomer: Heartbeat for a Nuclear Clock

Autori: Peter G. Thirolf, B. Seiferle, L. v. d. Wense
Pubblicato in: Nuclear Physics News, Numero 31/1, 2021, Pagina/e 13-18, ISSN 1061-9127
Editore: Taylor and Francis Inc.
DOI: 10.1080/10619127.2020.1832809

Radiative Decay of the $^{229m}$Th Nuclear Clock Isomer in Different Host Materials

Autori: Pineda, S.; Chhetri, P.; Bara, S.; Elskens, Y.; Casci, S.; Alexandrova, A.N.; Au, M.; Athanasakis-Kaklamanakis, M.; Bartokos, M.; Beeks, K.; Bernerd, C.; Claessens, A.; Chrysalidis, K.; Cocolios, T.E.; Correia, J.G.; De Witte, H.; Elwell, R.; Ferrer, R.; Heinke, R.; Hudson, E.R.; Ivandikov, F.; Kudryavtsev, Yu; Koster, U.; Kraemer, S.; Laatiaoui, M.; Lica, R.; Merckling, C.; Morawetz, I.; Morgan,
Pubblicato in: Physical Review Research, Numero 7, 2024, Pagina/e 013052-1 - 013052-12, ISSN 2643-1564
Editore: Americal Physical Society

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