June 30, 2025 to July 4, 2025
Europe/Vienna timezone

Towards deterministic ionization, loading, and sympathetic cooling of molecular ions for quantum logic spectroscopy

Jul 1, 2025, 3:15 PM
1h 45m
Poster only Atomic and molecular spectroscopy, photo-induced processes Poster Session 2

Speaker

René Nardi (Universtät Innsbruck)

Description

Quantum logic spectroscopy enables high-precision studies of molecular ions by using the controllability of co-trapped atomic ions. Molecular ions possess complex rovibrational structures that are challenging to probe directly. Instead, they can be sympathetically cooled and manipulated using atomic ions, allowing indirect measurements through shared motion in a trap. We present an experimental setup that utilizes time-of-flight mass spectrometry to identify molecular ion species produced via photoionization. Additionally, we perform detailed numerical simulations of the slowing, injection, and sympathetic cooling until the molecular ions form a stable configuration within a laser-cooled $\text{Ca}^+$ ion string.

Authors

René Nardi (Universtät Innsbruck) Brandon Furey (Universität Innsbruck) Zhenlin Wu (Universtät Innsbruck) Mariano Isaza Monsalve (Universtät Innsbruck) Andrea Turci (Universtät Innsbruck) Philipp Schindler (Universtät Innsbruck)

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