1.2k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Centre National de la Recherche ScientifiqueFR44 papers
- Philipps University of MarburgDE30 papers
- Deutsches Elektronen-Synchrotron DESYDE27 papers
- Freie Universität BerlinDE24 papers
- European X-Ray Free-Electron LaserDE22 papers
- Goethe University FrankfurtDE22 papers
- University of FreiburgDE20 papers
- Hebrew University of JerusalemIL17 papers
- Fritz Haber Institute of the Max Planck SocietyDE16 papers
- Helmholtz-Zentrum Berlin für Materialien und EnergieDE16 papers
- Johannes Gutenberg University MainzDE14 papers
- Universität HamburgDE14 papers
29 papers · 1 filter
Layer-Dependent Spin Properties of Charge Carriers in Vertically Coupled Telecom Quantum Dots
Marius Cizauskas, A. Kors, J. P. Reithmaier +4
We investigate the spin properties of charge carriers in vertically coupled InAs/InAlGaAs quantum dots grown by molecular beam epitaxy, emitting at telecom C-band wavelengths, with…
Probing electron spin dynamics in single telecom InAs(P)/InP quantum dots using the Hanle effect
Maja Wasiluk, Helena Janowska, Anna Musiał +3
Spins of carriers confined in quantum dots (QDs) are promising candidates for qubits due to their relatively long spin relaxation times. However, the electron spin dephasing, prima…
Centrifugation theory revisited: Understanding and modelling the centrifugation of 2D nanosheets
Stuart Goldie, Steffan Ott, Anthony Dawson +7
Size selection of liquid-dispersed 2D nanomaterials is a prerequisite for size-dependent studies in earlier stage research and for their targeted application in commercial settings…
Distributed Bragg reflector-mediated excitation of InAs/InP quantum dots emitting in the telecom C-band
A. Musiał, M. Wasiluk, M. Gawełczyk +4
We demonstrate that optical excitation of InAs quantum dots (QDs) embedded directly in an InP matrix can be mediated via states in a quaternary compound constituting an InP/InGaAlA…
Vavilov-Cherenkov radiation for parallel motion in three-dimensional topological insulators
O. J. Franca, Stefan Yoshi Buhmann
Our study delves into the modifications observed in Vavilov-Cherenkov radiation when its generating charged particle moves parallel to an interface formed by two generic magnetoele…
Algorithm for Reproducible Analysis of Semiconducting 2D Nanomaterials Based on UV/VIS Spectroscopy
Nico Kubetschek, Claudia Backes, Stuart Goldie
Rapid and reliable analysis of liquid dispersions of 2D materials is essential for fully harnessing their potential, allowing size and quality validation before subsequent processi…
Hole spin coherence in InAs/InAlGaAs self-assembled quantum dots emitting at telecom wavelengths
E. Evers, N. E. Kopteva, V. Nedelea +6
We report measurements of the longitudinal and transverse spin relaxation times of holes in an ensemble of self-assembled InAs/InAlGaAs quantum dots (QDs), emitting in the telecom…
Carrier dynamics in quantum-dot tunnel-injection structures: microscopic theory and experiment
Michael Lorke, Igor Khanonkin, Stephan Michael +3
Tunneling-injection structures are incorporated in semiconductor lasers in order to overcome the fundamental dynamical limitation due to hot carrier injection by providing a carrie…
Magnetic hysteresis of individual Janus particles with hemispherical exchange-biased caps
S. Philipp, B. Gross, M. Reginka +5
We use sensitive dynamic cantilever magnetometry to measure the magnetic hysteresis of individual magnetic Janus particles. These particles consist of hemispherical caps of magneti…
Modification of transition radiation by three-dimensional topological insulators
O. J. Franca, Stefan Yoshi Buhmann
We study how transition radiation is modified by the presence of a generic magnetoelectric medium with a special focus on topological insulators. To this end, we use the Green's fu…
Excited states of neutral and charged excitons in single strongly asymmetric InP-based nanostructures emitting in the telecom C band
M. Gawełczyk, P. Wyborski, P. Podemski +3
We investigate strongly asymmetric self-assembled nanostructures with one of dimensions reaching hundreds of nanometers. Close to the nanowire-like type of confinement, such object…
Phase-resolved electrical detection of coherently coupled magnonic devices
Yi Li, Chenbo Zhao, Vivek P. Amin +10
We demonstrate the electrical detection of magnon-magnon hybrid dynamics in yttrium iron garnet/permalloy (YIG/Py) thin film bilayer devices. Direct microwave current injection thr…
Field-tunable interactions and frustration in underlayer-mediated artificial spin ice
Susan Kempinger, Yu-Sheng Huang, Paul Lammert +5
Artificial spin ice systems have opened experimental windows into a range of model magnetic systems through the control of interactions among nanomagnet moments. This control has p…
Theory for heating of metals assisted by Surface Plasmon Polaritons
Othmane Benhayoun, P. N. Terekhin, Dmitry Ivanov +2
We propose a model accounting for plasmons within a two temperature description, to investigate the role of surface plasmon polaritons (SPP) in the energy redistribution between la…
Effective screening of medium-assisted Van der Waals interactions between embedded particles
Johannes Fiedler, Michael Walter, Stefan Yoshi Buhmann
The effect of an implicit medium on dispersive interactions of particle pairs is discussed and simple expressions for the correction relative to vacuum are derived. We show that a…
InP-based single-photon sources operating at telecom C-band with increased extraction efficiency
A. Musiał, M. Mikulicz, P. Mrowiński +7
In this work we demonstrate a triggered single-photon source operating at the telecom C-band with photon extraction efficiency exceeding any reported values in this range. The non-…
Optical and electronic properties of symmetric InAs/InGaAlAs/InP quantum dots formed by a ripening process in molecular beam epitaxy: a promising system for broad-range single-photon telecom emitters
Paweł Holewa, Michał Gawełczyk, Aleksander Maryński +5
We present a detailed experimental optical study supported by theoretical modeling of InAs quantum dots (QDs) embedded in an InAlGaAs barrier lattice-matched to InP(001) grown with…
Size and temperature dependent magnetization of iron nanoclusters
G. Dos Santos, R. Aparicio, D. Linares +4
The magnetic behavior of bcc iron nanoclusters, with diameters between 2 and 8 nm, is investigated by means of spin dynamics (SD) simulations coupled to molecular dynamics (MD-SD),…
Strongly temperature-dependent recombination kinetics of a negatively charged exciton in asymmetric quantum dots at 1.55 μm
Ł. Dusanowski, M. Gawełczyk, J. Misiewicz +3
We report on strongly temperature-dependent kinetics of negatively charged carrier complexes in asymmetric InAs/AlGaInAs/InP quantum dots (dashes) emitting at telecom wavelengths.…
Exciton spin relaxation in InAs/InGaAlAs/InP(001) quantum dashes emitting near 1.55 μm
M. Syperek, Ł. Dusanowski, M. Gawełczyk +5
Exciton spin and related optical polarization in self-assembled InAs/InGaAlAs/InP(001) quantum dashes emitting at 1.55 μm are investigated by means of po…
Electron and hole spin relaxation in InP-based self-assembled quantum dots emitting at telecom wavelengths
A. V. Mikhailov, V. V. Belykh, D. R. Yakovlev +4
We investigate the electron and hole spin relaxation in an ensemble of self-assembled InAs/InAlGaAs/InP quantum dots with emission wavelengths around $1.…
Exciton lifetime and emission polarization dispersion in strongly in-plane asymmetric nanostructures
M. Gawełczyk, M. Syperek, A. Maryński +8
We present experimental and theoretical investigation of exciton recombination dynamics and the related polarization of emission in highly in-plane asymmetric nanostructures. Consi…
Large anisotropy of electron and hole g factors in infrared-emitting InAs/InAlGaAs self-assembled quantum dots
V. V. Belykh, D. R. Yakovlev, J. J. Schindler +6
A detailed study of the -factor anisotropy of electrons and holes in InAs/InAlGaAs self-assembled quantum dots emitting in the telecom spectral range…
Electron and hole g factors in InAs/InAlGaAs self-assembled quantum dots emitting at telecom wavelengths
V. V. Belykh, A. Greilich, D. R. Yakovlev +4
We extend the range of quantum dot (QD) emission energies where electron and hole factors have been measured to the practically important telecom range. The spin dynamics in In…