60 citations · 82 across the 15 of their papers we have counts for
15 papers
Highly crystalline superconducting TiN resonators grown on thermally reconstructed sapphire
Thomas J. Smart, Marc Neis, Janine Lorenz +15
High quality crystalline growth of a thin film on sapphire requires sufficient substrate preparation, often achieved via the use of aggressive chemical cleaning. Direct thermal rec…
Proximitized Topological Insulator Charge Island Fabricated via In Situ Multi-Angle Stencil Lithography
Benedikt Frohn, Tobias Schmitt, Vanessa Serrano +7
Hybrid superconductor-topological insulator (TI) nanostructures constitute a promising material platform for exploring proximity-induced superconductivity in systems with topologic…
Kinetics-Driven Selective Stoichiometric Shift and Structural Asymmetry in Nanostructures for Hybrid Quantum Architectures
Abdur Rehman Jalil, Helen Valencia, Christoph Ringkamp +6
Advances in hybrid quantum architectures hinge on topological materials that can be synthesized with precise stoichiometric and structural control at the nanoscale. While $Bi_4Te_3…
On-chip stencil lithography for superconducting qubits
Roudy Hanna, Sören Ihssen, Simon Geisert +22
Improvements in circuit design and more recently in materials and surface cleaning have contributed to a rapid development of coherent superconducting qubits. However, organic resi…
Topological insulator based axial superconducting quantum interferometer structures
Erik Zimmermann, Abdur Rehman Jalil, Michael Schleenvoigt +10
Nanoscale superconducting quantum interference devices (SQUIDs) are fabricated in-situ from a single BiSbTe nanoribbon that is defined using selective-area…
Single in situ Interface Characterization Composed of Niobium and a Selectively Grown (BiSb)Te Topological Insulator Nanoribbon
Kevin Janßen, Philipp Rüßmann, Sergej Liberda +14
With increasing attention in Majorana physics for possible quantum bit applications, a large interest has been developed to understand the properties of the interface between a …
In-plane magnetic field driven conductance modulations in topological insulator kinks
Gerrit Behner, Kristof Moors, Yong Zhang +8
We present low-temperature magnetoconductance measurements on BiSbTeSe kinks with ribbon-shaped legs. The conductance displays a clear dependence on…
Current-induced magnetization switching in a magnetic topological insulator heterostructure
Erik Zimmermann, Justus Teller, Michael Schleenvoigt +5
We present the current-induced switching of the internal magnetization direction in a magnetic topological insulator/topological insulator heterostructure in the quantum anomalous…
Fourier transformation based analysis routine for intermixed longitudinal and transversal hysteretic data for the example of a magnetic topological insulator
Erik Zimmermann, Michael Schleenvoigt, Alina Rupp +7
We present a symmetrization routine that optimizes and eases the analysis of data featuring the anomalous Hall effect. This technique can be transferred to any hysteresis with (poi…
Probing edge state conductance in ultra-thin topological insulator films
Arthur Leis, Michael Schleenvoigt, Kristof Moors +8
Quantum spin Hall (QSH) insulators have unique electronic properties, comprising a band gap in their two-dimensional interior and one-dimensional spin-polarized edge states in whic…
Lifting the spin-momentum locking in ultra-thin topological insulator films
Arthur Leis, Michael Schleenvoigt, Vasily Cherepanov +6
Three-dimensional (3D) topological insulators (TIs) are known to carry 2D Dirac-like topological surface states in which spin-momentum locking prohibits backscattering. When thinne…
Quantum Spin-Valley Hall Kink States: From Concept to Materials Design
Tong Zhou, Shuguang Cheng, Michael Schleenvoigt +4
We propose a general and tunable platform to realize high-density arrays of quantum spin-valley Hall kink (QSVHK) states with spin-valley-momentum locking based on a two-dimensiona…
Integration of topological insulator Josephson junctions in superconducting qubit circuits
Tobias W. Schmitt, Malcolm R. Connolly, Michael Schleenvoigt +16
The integration of semiconductor Josephson junctions (JJs) in superconducting quantum circuits provides a versatile platform for hybrid qubits and offers a powerful way to probe ex…
Phase-coherent loops in selectively-grown topological insulator nanoribbons
Jonas Kölzer, Daniel Rosenbach, Christian Weyrich +9
Universal conductance fluctuations and the weak antilocalization effect are defect structure specific fingerprints in the magnetoconductance that are caused by electron interferenc…
Boosting Transparency in Topological Josephson Junctions via Stencil Lithography
Peter Schüffelgen, Daniel Rosenbach, Chuan Li +14
Hybrid devices comprised of topological insulator (TI) nanostructures in proximity to s-wave superconductors (SC) are expected to pave the way towards topological quantum computati…