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TT: Fachverband Tiefe Temperaturen

TT 42: Superconductivity: Tunneling and Josephson Junctions

Donnerstag, 20. März 2025, 09:30–13:15, H32

09:30 TT 42.1 Extraction of the Density of States and the Gap Function on a Temperature Smearing Scale from the Tunneling Conductance Data — •Lucia Gelenekyová and František Herman
09:45 TT 42.2 Superconductivity of α-Gallium Probed on the Atomic Scale by Normal and Josephson TunnelingCorinna Fohn, David Wander, Danilo Nikolic, Stéphanie Garaudée, Hervé Courtois, Wolfgang Belzig, Claude Chapelier, Vincent Renard, and •Clemens B. Winkelmann
10:00 TT 42.3 Current Phase Relation of HgTe Nanowire Josephson Junctions in an Axial Magnetic Field — •Niklas Hüttner, Wolfgang Himmler, Ralf Fischer, Dmitriy Kozlov, Michael Barth, Jacob Fuchs, Andreas Costa, Klaus Richter, Leandro Tosi, Nicola Paradiso, Dieter Weiss, and Christoph Strunk
10:15 TT 42.4 Theory of Josephson Scanning Tunneling Microscopy with s-Wave Tip on a Cuprate Surface — •Peayush Kumar Choubey and Peter Hirschfeld
10:30 TT 42.5 Optimal Parametric Control of Transport Across a Josephson Junction — •Hannah Victoria Kleine-Pollmann, Guido Homann, and Ludwig Mathey
10:45 TT 42.6 Gate-Controlled Superconductivity: Mechanisms, Parameters and Technological PotentialLeon Ruf, Jennifer Koch, Elke Scheer, and •Angelo Di Bernardo
11:00 TT 42.7 Gate-Controlled Supercurrents in Three-Terminal Devices Made on Industrial Grade SiO2 and Al2O3 — •Leon Ruf, Jennifer Koch, Elke Scheer, and Angelo Di Bernardo
  11:15 15 min. break
11:30 TT 42.8 Transport Measurements on Arrays of Four-Terminal Nb-Pt-Nb Josephson Junctions — •Justus Teller, Christian Schäfer, Benjamin Bennemann, Matvey Lyatti, Kristof Moors, Detlev Grützmacher, Roman-Pascal Riwar, and Thomas Schäpers
11:45 TT 42.9 Superconducting Atomic Contacts under Microwave Irradiation, Photon-Assisted Tunneling and Fractional Shapiro Steps — •Oliver Irtenkauf, Patrick Raif, Carlos Cuevas, and Elke Scheer
12:00 TT 42.10 High-Frequency Irradiation of Single-Atom Josephson Junctions — •Martina Trahms, Bharti Mahendru, Clemens B. Winkelmann, and Katharina J. Franke
12:15 TT 42.11 Amplification Schemes for Single Microwave Photons — •Lukas Danner, Hanna Zeller, Ciprian Padurariu, Joachim Ankerhold, and Björn Kubala
12:30 TT 42.12 Tunneling in Altermagnet/Superconductor/Altermagnet Junctions — •Marcel Polák, František Herman, Andreas Costa, and Jaroslav Fabian
12:45 TT 42.13 Chiral Interference Pattern in Tunneling Junctions and SQUIDs Made of Time-Reversal Invariant Weyl Superconductors — •Anastasiia Chyzhykova, Vira Shyta, Jeroen van den Brink, and Flavio Nogueira
13:00 TT 42.14 Superconductor-Altermagnet Proximity Effect with Nonmagnetic Impurities — •Christian Wiedemann, Danilo Nikolić, Matthias Eschrig, and Wolfgang Belzig
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DPG-Physik > DPG-Verhandlungen > 2025 > Regensburg