105 citations · 575 across the 26 of their papers we have counts for
27 papers
Soft x-rays with Orbital Angular Momentum for resonant scattering experiments at the SOLEIL synchrotron
Pietro Carrara, Franck Fortuna, Renaud Delaunay +15
The paper presents a comprehensive description of a new setup implemented and commissioned at the SEXTANTS beamline of the SOLEIL synchrotron for absorption and scattering experime…
Optical spin-orbit interaction induced by magnetic textures
Martin Luttmann, Mauro Fanciulli, Pietro Carrara +2
Contrary to the optical spin angular momentum (SAM), the role played by the orbital angular momentum (OAM) of light in magneto-optics remains largely unexplored. However, the SAM a…
Dependency of quantum time scales on symmetry
Fei Guo, Dmitrii Usanov, Eduardo B. Guedes +7
Although used extensively in everyday life, time is one of the least understood quantities in physics, especially on the level of quantum mechanics. Here we use an experimental met…
ARPES studies of Hf(0001) surface: flat bands formation in the dice lattice
Laxman Nagireddy, Saleem Ayaz Khan, Maria Christine Richter +8
We present the first electronic structure measurements of the Hf(0001) single-crystal surface using angle-resolved photoemission spectroscopy (ARPES). The ARPES results are support…
High-resolution ptychographic imaging at a seeded free-electron laser source using OAM beams
M. Pancaldi, F. Guzzi, C. S. Bevis +21
Electromagnetic waves possessing orbital angular momentum (OAM) are powerful tools for applications in optical communications, new quantum technologies and optical tweezers. Recent…
Giant spin-charge conversion in ultrathin films of the MnPtSb half-Heusler compound
E. Longo, A. Markou, C. Felser +6
Half-metallic half-Heusler compounds with strong spin-orbit-coupling and broken inversion symmetry in their crystal structure are promising materials for generating and absorbing s…
Ultrafast Hidden Spin Polarization Dynamics of Bright and Dark Excitons in 2H-WSe
Mauro Fanciulli, David Bresteau, Jérome Gaudin +9
We performed spin-, time- and angle-resolved extreme ultraviolet photoemission spectroscopy (STARPES) of excitons prepared by photoexcitation of inversion-symmetric 2H-WSe with…
Exploiting the close-to-Dirac point shift of Fermi level in Sb2Te3/Bi2Te3 topological insulator heterostructure for spin-charge conversion
E. Longo, L. Locatelli, P. Tsipas +5
Properly tuning the Fermi level position in topological insulators is of vital importance to tailor their spin-polarized electronic transport and to improve the efficiency of any f…
Collective topological spin dynamics in a correlated spin glass
Juraj Krempaský, Gunther Springholz, Sunil Wilfred D'Souza +12
The interplay between spin-orbit interaction (SOI) and magnetic order is currently one of the most active research fields in condensed matter physics and leading the search for mat…
Observation of magnetic helicoidal dichroism with extreme ultraviolet light vortices
Mauro Fanciulli, Matteo Pancaldi, Emanuele Pedersoli +17
We report on the experimental evidence of magnetic helicoidal dichroism, observed in the interaction of an extreme ultraviolet vortex beam carrying orbital angular momentum with a…
Triple point fermions in ferroelectric GeTe
Juraj Krempaský, Laurent Nicolaï, Martin Gmitra +10
Ferroelectric GeTe is unveiled to exhibit an intriguing multiple non-trivial topology of the electronic band structure due to the existence of triple-point and type-II Weyl fermion…
Photoemission study on pristine and Ni-doped SrTiO thin films
F. Alarab, K. Hricovini, B. Leikert +12
We combined photoelemission spectroscopy with first-principle calculations to investigate structural and electronic properties of SrTiO doped with Ni impurities. In SrTiO$_{3…
Electromagnetic theory of Helicoidal Dichroism in reflection from magnetic structures
Mauro Fanciulli, David Bresteau, Mekha Vimal +3
We present the classical electromagnetic theory framework of reflection of a light beam carrying Orbital Angular Momentum (OAM) by an in-plane magnetic structure with generic symme…
Magnetic helicoidal dichroism in reflection by magnetic vortices
Thierry Ruchon, Mauro Fanciulli
Identifying and imaging spin textures of ever more complex magnetic structures has become a major challenge in the past decade, especially at ultrashort timescales. Most of current…
Bulk and surface electronic states in the dosed semimetallic HfTe
Zakariae El Youbi, Sung Won Jung, Saumya Mukherjee +8
The dosing of layered materials with alkali metals has become a commonly used strategy in ARPES experiments. However, precisely what occurs under such conditions, both structurally…
Spin-, time- and angle-resolved photoemission spectroscopy on WTe
Mauro Fanciulli, Jakub Schusser, Min-I Lee +12
We combined a spin-resolved photoemission spectrometer with a high-harmonic generation (HHG) laser source in order to perform spin-, time- and angle-resolved photoemission spectros…
Single spin-polarised Fermi surface in SrTiO thin films
Eduardo B. Guedes, Stefan Muff, Mauro Fanciulli +6
The 2D electron gas (2DEG) formed at the surface of SrTiO(001) has attracted great interest because of its fascinating physical properties and potential as a novel electronic p…
Spin-resolved electronic response to the phase transition in MoTe
Andrew P. Weber, Philipp Rüßmann, Nan Xu +10
The semimetal MoTe is studied by spin- and angle- resolved photoemission spectroscopy to probe the detailed electronic structure underlying its broad range of response behavior…
Determination of the time scale of photoemission from the measurement of spin polarization
Mauro Fanciulli, J. Hugo Dil
The Eisenbud-Wigner-Smith (EWS) time delay of photoemission depends on the phase term of the matrix element describing the transition. Because of an interference process between pa…
Observation of Wannier-Stark localization at the surface of BaTiO films by photoemission
Stefan Muff, Nicolas Pilet, Mauro Fanciulli +7
Observation of Bloch oscillations and Wannier-Stark localization of charge carriers is typically impossible in single-crystals, because an electric field higher than the breakdown…
Spin-resolved electronic structure of ferroelectric α-GeTe and multiferroic Ge1-xMnxTe
J. Krempasky, M. Fanciulli, J. Minár +9
Germanium telluride features special spin-electric effects originating from spin-orbit coupling and symmetry breaking by the ferroelectric lattice polarization, which opens up many…
Operando imaging of all-electric spin texture manipulation in ferroelectric and multiferroic Rashba semiconductors
J. Krempaský, S. Muff, J. Minár +9
The control of the electron spin by external means is a key issue for spintronic devices. Using spin- and angle-resolved photoemission spectroscopy (SARPES) with three-dimensional…
Universal response of the type-II Weyl semimetals phase diagram
P. Rüßmann, A. P. Weber, F. Glott +11
The discovery of Weyl semimetals represents a significant advance in topological band theory. They paradigmatically enlarged the classification of topological materials to gapless…
Observation of a two-dimensional electron gas at CaTiO film surfaces
Stefan Muff, Mauro Fanciulli, Andrew P. Weber +6
The two-dimensional electron gas at the surface of titanates gathered attention due to its potential to replace conventional silicon based semiconductors in the future. In this stu…