138 citations · 1.1k across the 47 of their papers we have counts for
48 papers
Quasi-one-dimensional topological band structure and van Hove singularities in monolayer TaIrTe from laser -ARPES
Honey Boban, Tanguy Prongué, Amarjyoti Choudhury +9
Recent transport experiments reported a quantum spin Hall insulator phase in monolayer 1T-TaIrTe gated away from charge neutrality. This phase is not predicted by band structur…
Structure, Composition, and High-Field Superconductivity in Metal-Rich -Carbide-Type Compounds
Manuele Balestra, KeYuan Ma, Harald O. Jeschke +1
-Carbide-type compounds have recently emerged as a diverse class of materials in the study of superconductivity. These phases contribute to a growing family of metal-rich…
In-Plane Ferromagnetism and Critical Dynamics in Alkali-Deficient KCrTe (with 0.3) Single Crystals
Catherine Witteveen, Felix Eder, Sara A. López-Paz +6
Layered chromium tellurides are model systems for studying low-dimensional magnetism in van der Waals materials. We report the synthesis and characterization of KCrTe s…
Metastable CuCrTe -- Completing the copper chromium delafossite series through soft chemistry
Kai D. Röseler, Geo Sciarini, Felix Eder +3
In the layered copper chromium dichalcogenide series CuCr, the oxide, the sulfide, and the selenide analogues have been reported, but the telluride CuCrTe has remained uns…
Reversible nanoscale patterning of WTe with a scanning tunneling microscope
Kevin Hauser, Danyang Liu, Berk Zengin +6
Manipulating the lattice structure of ferroelectric quantum materials enables their use in low-power electronic devices, including field-effect transistors. WTe is a Weyl-semim…
Suppression of stripe-ordered structural phases in monolayer IrTe by a gold substrate
Kati Asikainen, Frédéric Chassot, Baptiste Hildebrand +12
Metal-assisted exfoliation of two-dimensional (2D) materials has emerged as an efficient route to isolating large-area monolayer crystals, yet the influence of the supporting metal…
Discovery of High-Temperature Charge Order and Time-Reversal Symmetry-Breaking in the Kagome Superconductor YRu3Si2
P. Kràl, J. N. Graham, V. Sazgari +21
The identification of high-temperature unconventional charge order and superconductivity in kagome quantum materials is pivotal for deepening our understanding of geometrically fru…
Discovery of the Type-II Superconductor TaRhC with a High Upper Critical Field
KeYuan Ma, Sara López-Paz, Karolina Gornicka +3
We report on the discovery of superconductivity in the previously unknown compound TaRhC. TaRhC crystallizes in the -carbide structure type, in t…
Efficient Soft-Chemical Synthesis of Large van-der-Waals Crystals of the Room-Temperature Ferromagnet 1T-CrTe2
Kai D. Röseler, Catherine Witteveen, Céline Besnard +3
We herein report on a fast and convenient soft-chemical synthesis approach towards large 1T-CrTe2 van-der-Waals crystals. This compound is formed X-ray diffraction pure, with a com…
Controlling the Magnetic Properties of the van der Waals Multiferroic Crystals CoNiI
Anastasiia Lukovkina, Sara A. Lopez-Paz, Celine Besnard +3
The structurally related compounds NiI and CoI are multiferroic van der Waals materials, in which helimagnetic orders exist simultaneously with electric polarization. Here,…
Influence of magnetism on vertical hopping transport in CrSBr
Xiaohanwen Lin, Fan Wu, Sara A. Lopéz-Paz +4
We investigate the c-direction conduction in CrSBr in the linear regime, not accessible in other van der Waals (vdW) magnetic semiconductors, because of the unmeasurably low curren…
Ti4Ir2O a time-reversal-invariant fully gapped unconventional superconductor
Debarchan Das, KeYuan Ma, Jan Jaroszynski +4
Here we report muon spin rotation (muSR) experiments on the temperature and field dependence of the effective magnetic penetration depth (lambda) in the eta-carbide-type suboxide T…
Anomalous Shubnikov-de Haas effect and observation of the Bloch-Grüneisen temperature in the Dirac semimetal ZrTe5
S. Galeski, K. Araki, O. K. Forslund +29
Appearance of quantum oscillations (QO) in both thermodynamic and transport properties of metals at low temperatures is the most striking experimental consequence of the existence…
Structural Phase Transition and Superconductivity in 2H-BaGaGe with Buckled Honeycomb Layers
Dorota I. Walicka, Robin Lefevre, Olivier Blacque +5
We report on the structural and superconducting properties of the intermetallic compound BaGaGe. We find that this material undergoes a structural second-order phase transition fro…
Synthesis and Anisotropic Magnetic Properties of LiCrTe Single Crystals with a Triangular-Lattice Antiferromagnetic Structure
Catherine Witteveen, Elisabetta Nocerino, Sara A. López-Paz +4
We report on the synthesis of LiCrTe single crystals and on their anisotropic magnetic properties. We have obtained these single crystals by employing a Te/Li-flux synthesis me…
Chemical Principles of Intrinsic Topological Superconductors
Fabian O. von Rohr
The concept of topological superconductivity has attracted immense interest in the physics community recently for several reasons: First, topological superconductors represent new…
The Duel of Magnetic Interactions & Structural Instabilities: Itinerant Frustration in the Triangular Lattice Compound LiCrSe
E. Nocerino, S. Kobayashi, C. Witteveen +14
The recent synthesis of the chromium selenide compound LiCrSe constitutes a valuable addition to the ensemble of two-dimensional triangular lattice antiferromagnets (2D-TLA). I…
Nuclear and magnetic spin structure of the antiferromagnetic triangular lattice compound LiCrTe investigated by SR as well as neutron and X-ray diffraction
E. Nocerino, C. Witteveen, S. Kobayashi +12
Twodimensional (2D) triangular lattices antiferromagnets (2DTLA) often manifest intriguing physical and technological properties, due to the strong interplay between lattice…
Observation of the metallic mosaic phase in 1-TaS at equilibrium
Björn Salzmann, Elina Hujala, Catherine Witteveen +5
The transition-metal dichalcogenide tantalum disulphide (1-TaS) hosts a commensurate charge density wave (CCDW) at temperatures below 165~K where it also becomes insulating.…
Discovery of Superconductivity in NbSiSb with a VSiSb-Type Structure and Implications of Interstitial Doping on its Physical Properties
Manuele D. Balestra, Omargeldi Atanov, Robin Lefèvre +4
We report on the discovery, structural analysis, and the physical properties of NbSiSb -- a hitherto unknown compound crystallizing in the VSiSb-type structure with…
Modified interlayer stacking and insulator to correlated-metal transition driven by uniaxial strain in 1-TaS
Christopher W. Nicholson, Francesco Petocchi, Björn Salzmann +6
Interlayer coupling is strongly implicated in the complex electronic properties of 1-TaS , but the interplay between this and electronic correlations remains unresolved. Her…
Dynamic Magnetic Crossover at the Origin of the Hidden-Order in van der Waals Antiferromagnet CrSBr
Sara A. López-Paz, Zurab Guguchia, Vladimir Y. Pomjakushin +6
The van der Waals material CrSBr stands out as a promising two-dimensional magnet. Especially, its high magnetic ordering temperature and versatile magneto-transport properties mak…
Quasi 1D electronic transport in a 2D magnetic semiconductor
Fan Wu, Ignacio Gutiérrez-Lezama, Sara A. Lopéz-Paz +6
We investigate electronic transport through exfoliated multilayers of CrSBr, a 2D semiconductor that is attracting attention because of its magnetic properties. We find an extremel…
Group-9 Transition Metal Suboxides Adopting the Filled-TiNi Structure: A Class of Superconductors Exhibiting Exceptionally High Upper Critical Fields
KeYuan Ma, Robin Lefèvre, Karolina Gornicka +5
The TiNi and the related -carbide structure are known to exhibit various intriguing physical properties. The TiNi structure with the cubic space group is su…