MAQRO -- BPS 2023 research campaign whitepaper

Rainer Kaltenbaek, Markus Arndt, Markus Aspelmeyer, Peter F. Barker, Angelo Bassi, James Bateman, Alessio Belenchia, Joel Bergé, Sougato Bose, Claus Braxmaier, Bruno Christophe, Garrett D. Cole, Catalina Curceanu, Animesh Datta, Maxime Debiossac, Uroš Delić, Lajos Diósi, Andrew A. Geraci, Stefan Gerlich, Christine GuerlinGerald Hechenblaikner, Antoine Heidmann, Sven Herrmann, Klaus Hornberger, Ulrich Johann, Nikolai Kiesel, Thomas W. LeBrun, Gerard J. Milburn, James Millen, Makan Mohageg, David C. Moore, Gavin W. Morley, Stefan Nimmrichter, Lukas Novotny, Daniel K. L. Oi, Mauro Paternostro, C. Jess Riedel, Manuel Rodrigues, Loïc Rondin, Albert Roura, Wolfgang P. Schleich, Thilo Schuldt, Benjamin A. Stickler, Hendrik Ulbricht, Christian Vogt, Lisa Wörner

Research output: Working paperWorking Paper/Preprint

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The objective of the proposed MAQRO mission is to harness space for achieving long free-fall times, extreme vacuum, nano-gravity, and cryogenic temperatures to test the foundations of physics in macroscopic quantum experiments. This will result in the development of novel quantum sensors and a means to probe the foundations of quantum physics at the interface with gravity. Earlier studies showed that the proposal is feasible but that several critical challenges remain, and key technologies need to be developed. These new technologies will open up the potential for achieving additional science objectives. The proposed research campaign aims to advance the state of the art and to perform the first macroscopic quantum experiments in space. Experiments on the ground, in micro-gravity, and in space will drive the proposed research campaign during the current decade to enable the implementation of MAQRO within the subsequent decade.
Original languageEnglish
Place of PublicationIthaca, NY
Number of pages9
Publication statusSubmitted - 3 Feb 2022


  • quantum physics
  • optomechanics
  • matter waves
  • optical trapping
  • decoherence


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    Oi, D.

    9/11/21 → …

    Project: Research - no external funding

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