149 citations · 443 across the 26 of their papers we have counts for
27 papers
Plasmonic Modes in hybrid Josephson Junction Arrays
Alex Kirchner, Simon Feyrer, Vjeko Dimić +9
We present microwave characterization measurements of Josephson junction arrays (JJAs) based on epitaxial Al-InAs quantum well heterostructure. The Josephson inductance of the cons…
Ultrafast Dissipative Localization of Electronic Energy in AuPt Superlattices
C. Walz, M. Mattern, J. -E. Pudell +15
Controlling the spatial distribution of absorbed optical energy is central to nanoscale photothermal chemistry, plasmonics, and ultrafast materials control. Here, we show that a me…
Proximity-Induced Skyrmion Stabilization at the Cu2OSeO3/Bi2Se3 Interface
Sina Mehboodi, Victor Ukleev, Chen Luo +7
We investigate proximity-induced magnetic interactions at the interface between the topological insulator Bi2Se3 and the chiral magnetic insulator Cu2OSeO3, with particular focus o…
Reproducible Ohmic bismuth contacts to nanotubes and nanoribbons
Robin T. K. Schock, Stefan Obloh, Korbinian Fink +4
Attaching metallic contacts to transition metal dichalcogenide nanostructures and in particular to has posed significant challenges over the past years. For $\text…
Generation of an anomalous linearly dispersing spin-polarized band in Bi-based topological insulators
Matthias Kronseder, Thomas Mayer, Jan Minár +11
We report the generation of an anomalous linearly dispersing, spin-polarized band in Bi-based topological insulator (TI) thin films, induced by soft Ar-ion bombardment followed by…
Alloying Controlled Tuning of Interfacial Spin Orbit Interaction and Magnetic Damping in Crystalline FeCo Alloys
Hongrui Lao, Matthias Kronseder, Zhe Yuan +5
The discovery of intrinsic spin orbit fields in noncentrosymmetric ferromagnets has attracted considerable interest for both fundamental studies and technological applications. How…
Magneto-Chiral Anisotropy in Josephson Diode Effect of All-Metallic Lateral Junctions with Interfacial Rashba Spin-Orbit Coupling
Maximilian Mangold, Lorenz Bauriedl, Johanna Berger +7
We explore the role of interfacial Rashba spin-orbit coupling (SOC) for the Josephson diode effect in all-metal diffusive Josephson junctions. Devices with Fe/Pt and Cu/Pt weak lin…
Probing the Electronic Structure at the Boundary of Topological Insulators in the Family by Combined STM and AFM
Christoph S. Setescak, Irene Aguilera, Adrian Weindl +3
We develop a numerical scheme for the calculation of tunneling current and differential conductance of metal and CO-terminated STM tips on the topolog…
Magnetization patterns in - core-shell nanorods
Anastasiia Korniienko, Alexis Wartelle, Matthias Kronseder +8
We present a study on the static magnetic properties of individual - core-shell nanorods. X-ray Magnetic Circular Dichroism…
Material transfer and contact optimization in MoS2 nanotube devices
R. T. K. Schock, S. Obloh, J. Neuwald +6
While the promise of clean and defect-free nanotubes as quantum electronic devices is obvious, ranging from strong spin-orbit interaction to intrinsic supercondu…
Tracing Dirac points of topological surface states by ferromagnetic resonance
Laura Pietanesi, Magdalena Marganska, Thomas Mayer +13
Ferromagnetic resonance is used to reveal features of the buried electronic band structure at interfaces between ferromagnetic metals and topological insulators. By monitoring the…
Spin current control of magnetism
L. Chen, Y. Sun, S. Mankovsky +5
Exploring novel strategies to manipulate the order parameter of magnetic materials by electrical means is of great importance, not only for advancing our understanding of fundament…
Terahertz spin ratchet effect in magnetic metamaterials
M. Hild, L. E. Golub, A. Fuhrmann +10
We report on spin ratchet currents driven by terahertz radiation electric fields in a Co/Pt magnetic metamaterial formed by triangle-shaped holes forming an antidots lattice and su…
Non-reciprocity of Vortex-limited Critical Current in Conventional Superconducting Micro-bridges
Dhavala Suri, Akashdeep Kamra, Thomas N. G. Meier +4
Non-reciprocity in the critical current has been observed in a variety of superconducting systems and has been called the superconducting diode effect. The origin underlying the ef…
Non-Destructive Low-Temperature Contacts to MoS2 Nanoribbon and Nanotube Quantum Dots
R. T. K. Schock, J. Neuwald, W. Möckel +4
Molybdenum disulfide nanoribbons and nanotubes are quasi-1D semiconductors with strong spin-orbit interaction, a nanomaterial highly promising for quantum electronic applications.…
Phonon-dominated energy transport in purely metallic heterostructures
M. Herzog, A. von Reppert, J. -E. Pudell +5
We use ultrafast x-ray diffraction to quantify the transport of energy in laser-excited nanoscale Au/Ni bilayers. Electron transport and efficient electron-phonon coupling in Ni co…
Symmetry- and curvature effects on spin waves in vortex-state hexagonal nanotubes
Lukas Körber, Michael Zimmermann, Sebastian Wintz +13
Analytic and numerical studies on curved magnetic nano-objects predict numerous exciting effects that can be referred to as magneto-chiral effects, which do not originate from intr…
Highly superlinear photogalvanic effects in (BiSb)(TeSe): Probing 3D topological insulator surface states at room temperature
Sergey N. Danilov, Leonid E. Golub, Thomas Mayer +8
We report on the observation of complex nonlinear intensity dependence of the circular and linear photogalvanic currents induced by infrared radiation in compensated (BiSb$…
Dynamic detection of current-induced spin-orbit magnetic fields: a phase independent approach
L. Chen, R. Islinger, J. Stigloher +6
Current induced spin-orbit torques (SOTs) in ferromagnet/non-magnetic metal heterostructures open vast possibilities to design spintronic devices to store, process and transmit inf…
Transport properties of band engineered p-n heterostructures of epitaxial BiSe/(BiSb)(TeSe) topological insulators
T. Mayer, H. Werner, F. Schmid +6
The challenge of parasitic bulk doping in Bi-based 3D topological insulator materials is still omnipresent, especially when preparing samples by molecular beam epitaxy (MBE). Here,…
Observation of anomalously strong penetration of terahertz electric field through terahertz-opaque gold films into a GaAs/AlGaAs quantum well
S. D. Ganichev, S. N. Danilov, M. Kronseder +5
We observe an anomalously high electric field of terahertz (THz) radiation acting on a two-dimensional electron gas (2DEG) placed beneath a thin gold film, which, however, is suppo…
Electric-field modification of interfacial spin-orbit field-vector
L. Chen, M. Gmitra, M. Vogel +7
Current induced spin-orbit magnetic fields (iSOFs), arising either in single-crystalline ferromagnets with broken inversion symmetry1,2 or in non-magnetic metal/ferromagnetic metal…
Layer specific observation of slow thermal equilibration in ultrathin metallic nanostructures by femtosecond x-ray diffraction
J. Pudell, A. Maznev, M. Herzog +5
Ultrafast heat transport in nanoscale metal multilayers is of great interest in the context of optically-induced demagnetization, remagnetization and switching. We investigate the…
Magnon scattering in the transport coefficients of CoFe alloys
S. Srichandan, S. Wimmer, M. Kronseder +3
Resistivity , thermopower , and thermal conductivity were measured simultaneously on a set of CoFe alloy films. Variation of the Co-content allows…