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Regensburg 2025 – wissenschaftliches Programm

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TT: Fachverband Tiefe Temperaturen

TT 24: Unconventional Superconductors

Mittwoch, 19. März 2025, 09:30–13:00, H31

09:30 TT 24.1 Hauptvortrag: Possible Origin of High-Field Reentrant Superconductivity in UTe2 — •Toni Helm
10:00 TT 24.2 Fermi surface studies on UTe2 — •F. Husstedt, B. V. Schwarze, J. P. Brison, G. Knebel, G. Lapertot, M. Kimata, D. Aoki, T. Helm, and J. Wosnitza
10:15 TT 24.3 Investigating the strain dependence of the lower and upper superconducting critical fields in Sr2RuO4: A novel approach using elastocaloric effect measurements — •Aleksei Frolov, You-Sheng Li, Naoki Kikugawa, Andreas W. Rost, Andrew P. Mackenzie, and Michael Nicklas
10:30 TT 24.4 Why scanning tunneling spectroscopy of Sr2RuO4 sometimes does not see the superconducting gap — •Adrian Valadkhani, Jonas Profe, Andreas Kreisel, Peter Hirschfeld, and Roser Valenti
10:45 TT 24.5 Complex impedance scanning tunneling microscopy as a probe for unconventional superconductors — •Amber Mozes, Sanghun Lee, Tjerk Benschop, Koen Bastiaans, and Milan Allan
11:00 TT 24.6 Tunneling spectroscopy on superconducting thin films of non-centrosymmetric niobium rhenium — •Marcel Strohmeier, Carla Cirillo, Andriy Smolyanyuk, Karsten Held, Carmine Attanasio, Angelo Di Bernardo, and Elke Scheer
  11:15 15 min. break
11:30 TT 24.7 Hauptvortrag: Unconventional Superconductivity in Epitaxial KTaO3-Based Heterostructures — •Denis Maryenko
12:00 TT 24.8 Topological Fermi Arcs and Surface Superconductivity in PtBi2 — •Julia Besproswanny, Sebastian Schimmel, Sven Hoffmann, Gregory Shipunov, Saicharan Aswartham, Joaquin Puig, Yanina Fasano, Danny Baumann, Ricardo Vocaturo, Jorge I. Facio, Oleg Jansen, Jeroen van den Brink, Bernd Büchner, and Christian Hess
12:15 TT 24.9 Unconventional Superconductivity in Trigonal PtBi2: Ginzburg–Landau TheoryHarald Waje, Ion Cosma Fulga, Jeroen van den Brink, and •Carsten Timm
12:30 TT 24.10 Symmetry-Preserving First-Order Superconductor-to-Superconductor Transition in Heavy-Fermion CeRh2As2 — •Fabian Jakubczyk, Julia Link, and Carsten Timm
12:45 TT 24.11 Cause and Effect - Understanding the Fundamental Principles Determining the Gap Structure in Fluctuation Driven Superconductors — •Jonas Profe, Olivier Gingras, Antoine Georges, and Roser Valenti
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