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Berlin 2018 – scientific programme

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TT: Fachverband Tiefe Temperaturen

TT 52: Superconductivity: Fe-based Superconductors - FeSe and LiFeAs

Wednesday, March 14, 2018, 09:30–13:00, HFT-FT 101

09:30 TT 52.1 Interfacial phonons in the single unit cell of FeSe grown on SrTiO3(001) — •Dominik Rau, Tobias Engelhardt, Jasmin Jandke, Fang Yang, Endre Barta, Wulf Wulfhekel, and Khalil Zakeri Lori
09:45 TT 52.2 Interface high temperature superconductivity in FeSe/TiO2 — •Lili Wang and Qikun Xue
10:00 TT 52.3 Response of the Structural Transition of FeSe under Uniaxial Stress — •Jack Bartlett, Alexander Steppke, Suguru Hosoi, Takasada Shibauchi, Andrew Mackenzie, and Clifford Hicks
10:15 TT 52.4 Gap anisotropy in FeSe from ARPES — •Yevhen Kushnirenko, Alexander Fedorov, Erik Haubold, Timur Kim, Thomas Wolf, Saicharan Aswartham, Bernd Büchner, and Sergey Borisenko
10:30 TT 52.5 Evolution of the Fermi surface across a clean nematic quantum phase transition in FeSe1−xSx — •Pascal Reiss, David Graf, Amir A. Haghighirad, and Amalia I. Coldea
10:45 TT 52.6 Domain Imaging Across the Magneto-Structural Phase Transition in Fe1+yTe — •Jonas Warmuth, Martin Bremholm, Philip Hofmann, Jens Wiebe, and Roland Wiesendanger
11:00 TT 52.7 evidence of orbital selective cooper pairing within surface unit cell of FeSe — •Fang Yang, Jasmin Jandke, Peter Adelmann, Markus Klug, Thomas Wolf, Jörg Schmalian, and Wulf Wulfhekel
  11:15 15 min. break.
11:30 TT 52.8 Structural component of an incipient ordering mode — •Sahana Roessler, Alexander A. Tsirlin, Marco Scavini, Cevriye Koz, Ulrich Schwarz, Ulrich K. Roessler, and Steffen Wirth
11:45 TT 52.9 Unconventional pairing versus phonon mediated superconductivity in single FeSe layers — •Jasmin Jandke, Fang Yang, Patrik Hlobil, Tobias Engelhardt, Chunlei Gao, Jörg Schmalian, and Wulf Wulfhekel
12:00 TT 52.10 Interplay of structural properties and magnetic disorder in FeSe: Density-functional theory calculations — •Felix Lochner, Ilya Eremin, Jörg Neugebauer, and Tilmann Hickel
12:15 TT 52.11 Electron-boson interaction of LiFeAs revealed by resonantly enhanced Friedel oscillations: ExperimentZhixiang Sun, Pranab Kumar Nag, Steffen Sykora, Jose M. Guevara, Rhea Kappenberger, Sabine Wurmehl, Bernd Büchner, and •Christian Hess
12:30 TT 52.12 Nematic fluctuations in Li doped NaFeAs — •Jose M. Guevara, Zhixiang Sun, Steffen Sykora, Chanhee Kim, Aga Shahee, Dilipkumar Bhoi, Kee Hoon Kim, Bernd Büchner, and Christian Hess
12:45 TT 52.13 Electron-boson interaction of LiFeAs revealed by resonantly enhanced Friedel oscillations: Theory — •Steffen Sykora, Zhixiang Sun, Pranab Kumar Nag, Jose M. Guevara, Rhea Kappenberger, Sabine Wurmehl, Bernd Büchner, and Christian Hess
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