The QTF Backbone: proposal for a nationwide optical fibre backbone in germany for quantum technology and time and frequency metrology

Liebisch, Tara Cubel and Kaufmann, Peter and Schnatz, Harald and Naegele-Jackson, Susanne and Kronjäger, Jochen and Blaum, Klaus and Kück, Stefan and Meschede, Dieter and Schiller, Stephan and Agazzi, Laura and Alighanbari, Soroosh and Ankerhold, Joachim and Astakhov, Georgy V. and Barz, Stefanie and Baumann, Ingo and Baumgart, Rainer and Becher, Christoph and Bekker, Hendrik and Benson, Oliver and Bianco, Paolo and Bieber, Ronald and Bloch, Immanuel and Blumröder, Ulrike and Bockholt, Rainer and Bouman, Johannes and Braxmaier, Claus and Brehm, Enrico and Bruss, Dagmar and Budker, Dmitry and Bungartz, Hans-Joachim and Busley, Erik and Crespo López-Urrutia, José R. and Denz, Cornelia and Deppe, Christian and Dietl, Guido and Ding, Fei and Eickermann, Thomas and Elsen, Florian and Ertmer, Wolfgang and Filipp, Stefan and Fischer, Marc and Flury, Jakob and Fröhlich, Thomas and Furthner, Johann and Gerhardt, Ilia and Giering, Kay Uwe and Glingener, Christoph and Grießer, Helmut and Grimm, Rüdiger and Grimm, Christian and Gritsch, Andreas and Hack, Fritz and Hänsch, Theodor and Halfmann, Thomas and Hanemann, Andreas and Harlacher, Daniel and Hegemann, Niklas and Heindel, Tobias and Heinkelmann, Robert and Hellmich, Luis and Hildmann, Thomas and Hock, David and Höfling, Sven and Höft, Bruno and Hofmann, Harald and Holleczek, Peter and Holzwarth, Ronald and Hommel, Wolfgang and Hühn, Thomas and Hugentobler, Urs and Hunger, David and Huntemann, Nils and Issever, Cigdem and Jelezko, Fedor and Jöns, Klaus and Johann, Tim and Jousset, Philippe and Jungbluth, Bernd and Kärtner, Franz and Kankel, Jonas and Kaufmann, Heike and Khabi, Dmitry and Kissinger, Thomas and Klempt, Carsten and Klügel, Thomas and Kniggendorf, Ann-Kathrin and Kodet, Jan and Konrad, Uwe and Kopp, Joachim and Kramer, Michael and Kremling, Stefan and Krist, Michael and Krutzik, Markus and Kwasniok, Sascha and Leifels, Yvonne and Leuchs, Gerd and Lisdat, Christian and Litvinov, Yuri and Lochter, Manfred and Loock, Peter van and Lüsse, Paul and Manske, Eberhard and Mehlstäubler, Tanja and Michler, Peter and Micke, Peter and Migura, Martin and Müller, Jürgen and Nörtershäuser, Wilfried and Pachnicke, Stephan and Paffrath, Ralf and Peik, Ekkehard and Pempe, Wolfgang and Peters, Achim and Pfeifer, Thomas and Piester, Dirk and Pohl, Randolf and Rasel, Ernst Maria and Reiser, Helmut and Reiserer, Andreas and Rieck, Manfred and Riehle, Fritz and Ritter, Stephan and Rogge, Norbert and Ruiz Ben, Esther and Sajith, Lakshmi Priya Kozhiparambil and Sanchez, Laura and Schäfer, Vera and Schaefer, Wolfgang and Schieferdecker, Nick and Schmidt, Piet and Schnabel, Roman and Schön, Steffen and Schreiber, Ulli and Schuck, Carsten and Schuh, Harald and Schulz, Henrik and Schulz-Zander, Julius and Schwanke, Ullrich and Seifert, Jean-Pierre and Sengstock, Klaus and Shafak, Kemal and Silberhorn, Christine and Smorra, Christian and Spethmann, Nicolas and Steiert, Jonathan and Stellmer, Simon and Sterr, Uwe and Stöhlker, Thomas and Stuhler, Jürgen and Sturm, Sven and Thirolf, Peter G. and Tobeck, Christian and Udem, Thomas and Ulmer, Stefan and Vasilyan, Suren and Vincent, Asha and Vogl, Tobias and Vogl, Raimund and Walther, Thomas and Weinfurter, Harald and Weinheimer, Christian and Wense, Lars von der and Wickenbrock, Arne and Wörner, Lisa and Wolf, Fabian and Worm, Steven and Yang, Yang and Zimmermann, Matthias and Zopf, Michael (2026) The QTF Backbone: proposal for a nationwide optical fibre backbone in germany for quantum technology and time and frequency metrology. The European Physical Journal - Special Topics, 235, pp. 3353-3387. Springer. doi: 10.1140/epjs/s11734-026-02451-3. ISSN 1951-6355.

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Official URL: https://dx.doi.org/10.1140/epjs/s11734-026-02451-3

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