2.5k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- ETH ZurichCH630 papers
- Paul Scherrer InstituteCH136 papers
- École Polytechnique Fédérale de LausanneCH61 papers
- University of ZurichCH45 papers
- University of RegensburgDE44 papers
- Institute of PhysicsPL39 papers
- Centre National de la Recherche ScientifiqueFR37 papers
- Swiss Light Source37 papers
- Polish Academy of SciencesPL36 papers
- P.L. Kapitza Institute for Physical ProblemsRU26 papers
- National Institute for Materials ScienceJP25 papers
- University of GenevaCH23 papers
50 papers · 1 filter
Hydrogen-impurity induced unconventional magnetism in semiconducting molybdenum ditelluride
Jonas A. Krieger, Daniel Tay, Igor P. Rusinov +13
Layered transition-metal dichalcogenides are proposed as building blocks for van der Waals (vdW) heterostructures due to their graphene-like two dimensional structure. For this pur…
Tracking the surface atomic motion in a coherent phonon oscillation
Davide Curcio, Klara Volckaert, Dmytro Kutnyakhov +10
X-ray photoelectron diffraction is a powerful tool for determining the structure of clean and adsorbate-covered surfaces. Extending the technique into the ultrafast time domain wil…
Miniature capacitive Faraday force magnetometer for magnetization measurements at low temperatures and high magnetic fields
Dominic Blosser, Leonardo Facheris, Andrey Zheludev
A Faraday force magnetometer is presented for measurements of magnetization at temperatures down to 100~mK and in magnetic fields up to 14~T. The specimen is mounted on a flexible…
Time- and momentum-resolved photoemission studies using time-of-flight momentum microscopy at a free-electron laser
Dmytro Kutnyakhov, Rui Patrick Xian, Maciej Dendzik +38
Time-resolved photoemission with ultrafast pump and probe pulses is an emerging technique with wide application potential. Real-time recording of non-equilibrium electronic process…
Room-temperature structural phase transition in the quasi-2D spin-1/2 Heisenberg antiferromagnet Cu(pz)(ClO)
N. Barbero, M. Medarde, T. Shang +5
Cu(pz)(ClO) (with pz denoting pyrazine CHN) is a two-dimensional spin-1/2 square-lattice antiferromagnet with = 4.24 K. Due to a persisting…
X-ray spectroscopy of current-induced spin-orbit torques and spin accumulation in Pt/3d transition metal bilayers
C. Stamm, C. Murer, Y. Acremann +10
An electric current flowing in Pt, a material with strong spin-orbit coupling, leads to spins accumulating at the interfaces by virtue of the spin Hall effect and interfacial charg…
Microscopic effects of Dy-doping in the topological insulator Bi2Te3
L. B. Duffy, N. -J. Steinke, J. A. Krieger +13
Magnetic doping with transition metal ions is the most widely used approach to break timereversal symmetry in a topological insulator, a prerequisite for unlocking the TIs exotic p…
Limiting scattering processes in high-mobility InSb quantum wells grown on GaSb buffer systems
Ch. A. Lehner, T. Tschirky, T. Ihn +4
We present molecular beam epitaxial grown single- and double-side -doped InAlSb/InSb quantum wells with varying distances down to 50 nm to the surface on GaSb metamorphic buffer…
Magnetic phase diagram of Ca-substituted EuFeAs
L. M. Tran, M. Babij, L. Korosec +3
The simultaneous presence of a Fe-related spin-density wave and antiferromagnetic order of Eu moments ranks EuFeAs among the most interesting parent compounds of iro…
Trivial topological phase of CaAgP and the topological nodal-line transition in CaAg(P1-xAsx)
N. Xu, Y. T. Qian, Q. S. Wu +14
By performing angle-resolved photoemission spectroscopy and first-principles calculations, we address the topological phase of CaAgP and investigate the topological phase transitio…
Time- and spatially-resolved magnetization dynamics driven by spin-orbit torques
Manuel Baumgartner, Kevin Garello, Johannes Mendil +11
Current-induced spin-orbit torques (SOTs) represent one of the most effective ways to manipulate the magnetization in spintronic devices. The orthogonal torque-magnetization geomet…
Three-Dimensional Electronic Structure of type-II Weyl Semimetal WTe
Domenico Di Sante, Pranab Kumar Das, C. Bigi +15
By combining bulk sensitive soft-X-ray angular-resolved photoemission spectroscopy and accurate first-principles calculations we explored the bulk electronic properties of WTe,…
Disentangling nonradiative recombination processes in Ge micro-crystals on Si substrates
F. Pezzoli, A. Giorgioni, K. Gallacher +9
We address nonradiative recombination pathways by leveraging surface passivation and dislocation management in micron-scale arrays of Ge crystals grown on deeply patterned Si subst…
Observation of Dirac-like band dispersion in LaAgSb
X. Shi, P. Richard, Kefeng Wang +10
We present a combined angle-resolved photoemission spectroscopy (ARPES) and first-principles calculations study of the electronic structure of LaAgSb in the entire first Brillo…
Observation of Fermi arc spin texture in TaAs
B. Q. Lv, S. Muff, T. Qian +15
We have investigated the spin texture of surface Fermi arcs in the recently discovered Weyl semimetal TaAs using spin- and angle-resolved photoemission spectroscopy. The experiment…
Observation of Weyl nodes and Fermi arcs in TaP
N. Xu, H. M. Weng, B. Q. Lv +18
A Weyl semimetal possesses spin-polarized band-crossings, called Weyl nodes, connected by topological surface arcs. The low-energy excitations near the crossing points behave the s…
Phase transition of chemically doped uniaxial relaxor ferroelectric
Shravani Chillal, Dimitrios Koulialias, Severian Gvasaliya +4
We report a neutron scattering study of the ferroelectric phase transition in SrCeBaNbO (SBN-61:Ce). We find no evidence for a soft transverse…
Observation of Weyl nodes in TaAs
B. Q. Lv, N. Xu, H. M. Weng +14
In 1929, H. Weyl proposed that the massless solution of Dirac equation represents a pair of new type particles, the so-called Weyl fermions [1]. However the existence of them in pa…
X-Ray Detection of Transient Magnetic Moments Induced by a Spin Current in Cu
R. Kukreja, S. Bonetti, Z. Chen +7
We have used a MHz lock-in x-ray spectro-microscopy technique to directly detect changes of magnetic moments in Cu due to spin injection from an adjacent Co layer. The elemental an…
Approaching the Trap-Free Limit in Organic Single Crystal Field-Effect Transistors
Balthasar Blülle, Roger Häusermann, Bertram Batlogg
Crystalline organic semiconductors, bonded by weak van der Waals forces, exhibit macroscopic properties that are very similar to those of inorganic semiconductors. While there are…
Evolution of the SrTiO surface electronic state as a function of LaAlO overlayer thickness
N. C. Plumb, M. Kobayashi, M. Salluzzo +10
The novel electronic properties emerging at interfaces between transition metal oxides, and in particular the discovery of conductivity in heterostructures composed of LaAlO (L…
Radiation induced electronic trap states and local structural disorder in van~der~Waals bonded semiconductor crystals
Tobias Morf, Tino Zimmerling, Simon Haas +1
In controlled X-ray irradiation experiments, the formation of trap states in the prototypical van der Waals bonded semiconductor Rubrene is studied quantitatively for doses up to 8…
Mixed Dimensionality of Confined Conducting Electrons in the Surface Region of SrTiO
N. C. Plumb, M. Salluzzo, E. Razzoli +16
Using angle-resolved photoemission spectroscopy, we show that the recently-discovered surface state on SrTiO consists of non-degenerate states with different dimensi…
Phase Transition of the Uniaxial Disordered Ferroelectric SrBaNbO
S. N. Gvasaliya, R. A. Cowley, L. I. Ivleva +3
We report a neutron scattering study of a ferroelectric phase transition in SrBaNbO (SBN-61). The ferroelectric polarization is along the crystallographic…