activity
20042026
most citedImproved Measurement of the Hydrogen 1S - 2S Transition Frequency

430 citations · 1.6k across the 36 of their papers we have counts for

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Showing 2015Show all

7 papers · 1 filter

physics.atom-ph2015★ 19 cited

Quantum interference shifts in laser spectroscopy with elliptical polarization

Pedro Amaro, Filippo Fratini, Laleh Safari +4

We investigate the quantum interference shifts between energetically close states, where the state structure is observed by laser spectroscopy. We report a compact and analytical e…

physics.atom-ph2015★ 24 cited

Experiments towards resolving the proton charge radius puzzle

A. Antognini, K. Schuhmann, F. D. Amaro +34

We review the status of the proton charge radius puzzle. Emphasis is given to the various experiments initiated to resolve the conflict between the muonic hydrogen results and the…

physics.optics2015★ 28 cited

Thin-disk laser pump schemes for large number of passes and moderate pump source quality

K. Schuhmann, T. W. Hänsch, K. Kirch +6

Novel thin-disk laser pump layouts are proposed yielding an increased number of passes for a given pump module size and pump source quality. These novel layouts result from a gener…

physics.optics2015★ 7 cited

Thin-disk laser multi-pass amplifier

K. Schuhmann, M. A. Ahmed, T. Graf +8

In the context of the Lamb shift measurement in muonic helium we developed a thin-disk laser composed of a Q-switched oscillator and a multi-pass amplifier delivering pulses of 150…

physics.optics2015★ 12 cited

Multipass laser cavity for efficient transverse illumination of an elongated volume

Jan Vogelsang, Marc Diepold, Aldo Antognini +11

A multipass laser cavity is presented which can be used to illuminate an elongated volume from a transverse direction. The illuminated volume can also have a very large transverse…

physics.atom-ph2015★ 30 cited

Quantum interference effects in laser spectroscopy of muonic hydrogen, deuterium, and helium-3

Pedro Amaro, Beatrice Franke, Julian J. Krauth +9

Quantum interference between energetically close states is theoretically investigated, with the state structure being observed via laser spectroscopy. In this work, we focus on hyp…