Kaltenbaek, Rainer http://orcid.org/0000-0002-9991-9919
Acin, Antonio http://orcid.org/0000-0002-1355-3435
Bacsardi, Laszlo http://orcid.org/0000-0002-7337-317X
Bianco, Paolo
Bouyer, Philippe http://orcid.org/0000-0003-4458-0089
Diamanti, Eleni http://orcid.org/0000-0003-1795-5711
Marquardt, Christoph http://orcid.org/0000-0002-5045-513X
Omar, Yasser http://orcid.org/0000-0003-2333-5762
Pruneri, Valerio http://orcid.org/0000-0002-6425-9332
Rasel, Ernst http://orcid.org/0000-0001-7861-8829
Sang, Bernhard
Seidel, Stephan http://orcid.org/0000-0003-4203-0884
Ulbricht, Hendrik
Ursin, Rupert http://orcid.org/0000-0002-9403-269X
Villoresi, Paolo http://orcid.org/0000-0002-7977-015X
van den Bossche, Mathias http://orcid.org/0000-0001-5984-0029
von Klitzing, Wolf http://orcid.org/0000-0001-6172-8407
Zbinden, Hugo http://orcid.org/0000-0002-9237-1700
Paternostro, Mauro http://orcid.org/0000-0001-8870-9134
Bassi, Angelo http://orcid.org/0000-0001-7500-387X
Funding for this research was provided by:
European Cooperation in Science and Technology (CA15220, CA15220, CA15220, CA15220, CA15220, CA15220, CA16221)
Horizon 2020 research and innovation programme (820466, 820466)
European Research Council (AdG CERQUTE)
AXA Chair in Quantum Information Science
Government of Spain (FIS2020-TRANQI, Severo Ochoa CEX2019-000910-S)
Fundación Cellex (CERCA)
Fundació Mir-Puig (AGAUR SGR 1381)
Österreichische Forschungsförderungsgesellschaft (854036, 865996)
H2020 Future and Emerging Technologies (863127, 766900, 766900, 766900)
European Union Horizon 2020 Research and Innovation Programme (820466, 857156)
Gottfried Wilhelm Leibniz Universität Hannover (CRC 1227 DQmat, project B07)
Deutsche Forschungsgemeinschaft (EXC 2123, research units B02 and B05)
Deutsches Zentrum für Luft- und Raumfahrt (QUEST-LFS)
Bundesministerium für Wirtschaft und Energie (DLR 50WP1413, 50WM1952, 50WP1700, 50RK1957)
Verein Deutscher Ingenieure (VDI13N14838)
DfE-SF Investigator Programme (15/IA/2864)
Royal Society Wolfson Research Fellowship (FSWF\R3\183013)
Leverhulme Trust (RGP-2018-266, RPG-2016-046)
Engineering and Physical Sciences Research Council (EP/T028106/1)
Niedersächsisches Vorab (DLR-SI, Quantum- and Nano-Metrology, Project QT3)
Istituto Nazionale di Fisica Nucleare
Foundational Questions Institute
University of Trieste
Magyar Tudományos Akadémia (János Bplyai Research Scholarship)
Ministry of Innovation and Technology
Nemzeti Kutatási, Fejlesztési és Innovaciós Alap
UKRI Research England SPRINT (SIGMA)
Ministero dell’Istruzione, dell’Università e della Ricerca (Departments of Excellence)
Fundação para a Ciência e a Tecnologia (UIDB/50008/2020, Quantsat-PT)
Centre National d’Etudes Spatiales (ICE technology development program, GRICE and CARIOCA mission studies)
Article History
Received: 10 September 2020
Accepted: 11 March 2021
First Online: 25 June 2021