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Four experiments in Topological Superconductivity.

Publications

Counterpropagating topological and quantum Hall edge channels

Author(s): Saquib Shamim, Pragya Shekhar, Wouter Beugeling, Jan Böttcher, Andreas Budewitz, Julian-Benedikt Mayer, Lukas Lunczer, Ewelina M. Hankiewicz, Hartmut Buhmann, Laurens W. Molenkamp
Published in: Nature Communications, 13, 2022, Page(s) 2682, ISSN 2041-1723
Publisher: Nature Publishing Group
DOI: 10.1038/s41467-022-29815-2

Finite Field Transport Response of a Dilute Magnetic Topological Insulator-Based Josephson Junction

Author(s): Pankaj Mandal, Nicolai Taufertshöfer, Lukas Lunczer, Martin P. Stehno, Charles Gould, and Laurens W. Molenkamp
Published in: Nano Letters, 22, 9, 2022, Page(s) 3557-3561, ISSN 1530-6984
Publisher: American Chemical Society
DOI: 10.1021/acs.nanolett.1c04903

Massive and Topological Surface States in Tensile-Strained HgTe

Author(s): David M. Mahler, Valentin L. Müller, Cornelius Thienel, Jonas Wiedenmann, Wouter Beugeling, Hartmut Buhmann, and Laurens W. Molenkamp
Published in: Nano Letters, 21, 23, 2021, Page(s) 9869−9874, ISSN 1530-6984
Publisher: American Chemical Society
DOI: 10.1021/acs.nanolett.1c02456

Electron–Hole Scattering Limited Transport of Dirac Fermions in a Topological Insulator

Author(s): Valentin L. Müller, Yuan Yan, Oleksiy Kashuba, Björn Trauzettel, Mohamed Abdelghany, Johannes Kleinlein, Wouter Beugeling, Hartmut Buhmann, Laurens W. Molenkamp
Published in: Nano Letters, 21, 12, 2021, Page(s) 5195–5200, ISSN 1530-6984
Publisher: American Chemical Society
DOI: 10.1021/acs.nanolett.1c01271

Transport spectroscopy of induced superconductivity in the three-dimensional topological insulator HgTe

Author(s): Jonas Wiedenmann, Eva Liebhaber, Johannes Kübert, Erwann Bocquillon, Pablo Burset, Christopher Ames, Hartmut Buhmann, Teun M. Klapwijk, Laurens W. Molenkamp
Published in: Physical Review B, 96/16, 2017, ISSN 2469-9950
Publisher: American Physical Society
DOI: 10.1103/physrevb.96.165302

Proximity-Induced Superconductivity in CdTe–HgTe Core–Shell Nanowires

Author(s): Jan Hajer, Maximilian Kessel, Christoph Brüne, Martin P. Stehno, Hartmut Buhmann, Laurens W. Molenkamp
Published in: Nano Letters, 19/6, 2019, Page(s) 4078-4082, ISSN 1530-6984
Publisher: American Chemical Society
DOI: 10.1021/acs.nanolett.9b01472

Observation of Volkov-Pankratov states in topological HgTe heterojunctions using high-frequency compressibility

Author(s): A. Inhofer, S. Tchoumakov, B. A. Assaf, G. Fève, J. M. Berroir, V. Jouffrey, D. Carpentier, M. O. Goerbig, B. Plaçais, K. Bendias, D. M. Mahler, E. Bocquillon, R. Schlereth, C. Brüne, H. Buhmann, L. W. Molenkamp
Published in: Physical Review B, 96/19, 2017, Page(s) 195104, ISSN 2469-9950
Publisher: American Physical Society
DOI: 10.1103/physrevb.96.195104

Topolectrical Circuits

Author(s): Ching Hua Lee, Stefan Imhof, Christian Berger, Florian Bayer, Johannes Brehm, Laurens W. Molenkamp, Tobias Kiessling, Ronny Thomale
Published in: Communications Physics, 1/1, 2018, ISSN 2399-3650
Publisher: Nature Research
DOI: 10.1038/s42005-018-0035-2

Topological superconductivity in a phase-controlled Josephson junction

Author(s): Hechen Ren, Falko Pientka, Sean Hart, Andrew T. Pierce, Michael Kosowsky, Lukas Lunczer, Raimund Schlereth, Benedikt Scharf, Ewelina M. Hankiewicz, Laurens W. Molenkamp, Bertrand I. Halperin, Amir Yacoby
Published in: Nature, 569/7754, 2019, Page(s) 93-98, ISSN 0028-0836
Publisher: Nature Publishing Group
DOI: 10.1038/s41586-019-1148-9

Interacting topological edge channels

Author(s): Jonas Strunz, Jonas Wiedenmann, Christoph Fleckenstein, Lukas Lunczer, Wouter Beugeling, Valentin L. Müller, Pragya Shekhar, Niccolò Traverso Ziani, Saquib Shamim, Johannes Kleinlein, Hartmut Buhmann, Björn Trauzettel, Laurens W. Molenkamp
Published in: Nature Physics, 16/1, 2020, Page(s) 83-88, ISSN 1745-2473
Publisher: Nature Publishing Group
DOI: 10.1038/s41567-019-0692-4

Absence of evidence for chiral Majorana modes in quantum anomalous Hall-superconductor devices

Author(s): Morteza Kayyalha, Di Xiao, Ruoxi Zhang, Jaeho Shin, Jue Jiang, Fei Wang, Yi-Fan Zhao, Run Xiao, Ling Zhang, Kajetan M. Fijalkowski, Pankaj Mandal, Martin Winnerlein, Charles Gould, Qi Li, Laurens W. Molenkamp, Moses H. W. Chan, Nitin Samarth, Cui-Zu Chang
Published in: Science, 367/6473, 2020, Page(s) 64-67, ISSN 0036-8075
Publisher: American Association for the Advancement of Science
DOI: 10.1126/science.aax6361

Emergent quantum Hall effects below 50 mT in a two-dimensional topological insulator

Author(s): Saquib Shamim, Wouter Beugeling, Jan Böttcher, Pragya Shekhar, Andreas Budewitz, Philipp Leubner, Lukas Lunczer, Ewelina M. Hankiewicz, Hartmut Buhmann, and Laurens W. Molenkamp
Published in: Science Advances, Vol 6, Issue 26, 2020, Page(s) eaba4625, ISSN 2375-2548
Publisher: American Association for the Advancement of Science
DOI: 10.1126/sciadv.aba4625