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

Floquet Theory of Sequential Bragg and Bloch Oscillation Based Large Momentum Transfer

Jun 30, 2025, 3:15 PM
1h 45m
Poster only Fundamental physics, precision measurements, atom interferometry and atomic clocks Poster Session 1

Speaker

Patrik Mönkeberg (Leibniz Universität Hannover)

Description

Large momentum transfer techniques are essential tools to enhance the sensitivity of atom interferometers. So far, elastic scattering processes like Bloch Oscillations and sequential Bragg diffraction have proven to be effective means of implementing large momentum transfer. To fully exploit the potential of these methods, an accurate theoretical description is crucial. In this work, we utilize a Floquet theoretical approach to describe both Bloch Oscillations and sequential Bragg diffraction as two limiting cases of a more general framework. We verify its accuracy through comparison with an exact numerical solution of the Schrödinger equation. Using our approach,we investigate the efficiency and limits of the covered large momentum transfer pulses. We compare these results to current state-of-the-art experiments.

Authors

Patrik Mönkeberg (Leibniz Universität Hannover) Ashkan Alibabaei (Leibniz Universität Hannover) Florian Fitzek (Leibniz Universität Hannover) Naceur Gaaloul (Leibniz Universität Hannover) Klemens Hammerer (Leibniz University Hannover)

Presentation materials

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