activity
20202026
most citedFrequency ratio of the Th nuclear isomeric transition and the Sr atomic clock

183 citations · 433 across the 18 of their papers we have counts for

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nucl-ex2026

Exploring - and -decay-induced quenching of the Th nuclear-clock isomer in solid-state hosts

Y. Elskens, M. Athanasakis-Kaklamanakis, S. Arasada Pradeep +52

The radiative decay dynamics of an ensemble of Th nuclei embedded in CaF and MgF is investigated. The isomer is populated through decay of Ac…

nucl-ex2025

Laser Mössbauer spectroscopy of ^{229}Th

Takahiro Hiraki, Takahiko Masuda, Sayuri Takatori +23

Mössbauer spectroscopy is widely used in biochemistry, geology, and solid-state physics to obtain structural information on materials. Here, we extend this technique into the optic…

nucl-ex2024★ 11 cited

Radiative Decay of the Th Nuclear Clock Isomer in Different Host Materials

S. V. Pineda, P. Chhetri, S. Bara +42

A comparative vacuum ultraviolet spectroscopy study conducted at ISOLDE-CERN of the radiative decay of the Th nuclear clock isomer embedded in different host materials is…

nucl-ex2024★ 42 cited

Controlling Th isomeric state population in a VUV transparent crystal

Takahiro Hiraki, Koichi Okai, Michael Bartokos +27

The radioisotope Th-229 is renowned for its extraordinarily low-energy, long-lived nuclear first-excited state. This isomeric state can be excited by VUV lasers and the transition…

nucl-ex2024

Revisiting the excitation of the low-lying Ta isomer in optical laser-generated plasma

Simone Gargiulo, Ivan Madan, Benoit Truc +5

The excitation of the Ta isomer in the laser-plasma scenario was claimed to have been observed more than two decades ago. However, the reported experimental finding…

nucl-ex2022★ 146 cited

Observation of the radiative decay of the nuclear clock isomer

Sandro Kraemer, Janni Moens, Michail Athanasakis-Kaklamanakis +32

The nucleus of the radioisotope thorium-229 (Th) features an isomer with an exceptionally low excitation energy that enables direct laser manipulation of nuclear states.…