855 citations · 2.8k across the 31 of their papers we have counts for
30 papers
Spin-Valley Locking in 2H-TaS2 and Its Co-Intercalated Counterpart: Roles of Surface Domains and Co Intercalation
Hai-Lan Luo, Josue Rodriguez, Maximilian Huber +10
Tuning and probing spin-valley coupling is key to understanding correlated ground states in 2-TaS. Its magnetically intercalated analogue, CoTaS, introduces…
Discovery of Van Hove Singularities: Electronic Fingerprints of 3Q Magnetic Order in a van der Waals Quantum Magnet
Hai-Lan Luo, Josue Rodriguez, Debasis Dutta +11
Magnetically intercalated transition metal dichalcogenides are emerging as a rich platform for exploring exotic quantum states in van der Waals magnets. Among them, CoxTaS2 has att…
Ultrafast creation of a light induced semimetallic state in strongly excited 1T-TiSe
Maximilian Huber, Yi Lin, Giovanni Marini +5
Screening, a ubiquitous phenomenon associated with the shielding of electric fields by surrounding charges, has been widely adopted as a means to modify a material's properties. Wh…
Atomically smooth films of CsSb: a chemically robust visible light photocathode
C. T. Parzyck, C. A. Pennington, W. J. I. DeBenedetti +14
Alkali antimonide semiconductor photocathodes provide a promising platform for the generation of high brightness electron beams, which are necessary for the development of cutting-…
Linearly dispersive bands at the onset of correlations in KC films
Ping Ai, Luca Moreschini, Ryo Mori +5
Molecular crystals are a flexible platform to induce novel electronic phases. Due to the weak forces between molecules, intermolecular distances can be varied over relatively large…
Tunable van Hove singularity without structural instability in Kagome metal CsTiBi
Bo Liu, Minquan Kuang, Yang Luo +12
In Kagome metal CsVSb, multiple intertwined orders are accompanied by both electronic and structural instabilities. These exotic orders have attracted much recent attention…
Antiferromagnetic metal phase in an electron-doped rare-earth nickelate
Qi Song, Spencer Doyle, Grace A. Pan +28
Long viewed as passive elements, antiferromagnetic materials have emerged as promising candidates for spintronic devices due to their insensitivity to external fields and potential…
In situ investigation of conducting interface formation in LaAlO3/SrTiO3 heterostructure
Hyang Keun Yoo, Luca Moreschini, Aaron Bostwick +4
The high-mobility conducting interface (CI) between LaAlO_{3}(LAO) and SrTiO_{3}(STO) has revealed many fascinating phenomena, including exotic magnetism and superconductivity. But…
Enhanced tunability of two-dimensional electron gas on SrTiO3 through heterostructuring
Hyang Keun Yoo, Luca Moreschini, Andrew L. Walter +4
Two-dimensional electron gases (2DEGs) on the SrTiO3 (STO) surface or in STO-based heterostructures have exhibited many intriguing phenomena, which are strongly dependent on the 2D…
Visualizing Orbital Content of Electronic Bands in Anisotropic 2D Semiconducting ReSe
B. K. Choi, S. Ulstrup, S. M. Gunasekera +12
Many properties of layered materials change as they are thinned from their bulk forms down to single layers, with examples including indirect-to-direct band gap transition in 2H se…
Light-induced renormalization of the Dirac quasiparticles in the nodal-line semimetal ZrSiSe
G. Gatti, A. Crepaldi, M. Puppin +16
In nodal-line semimetals linearly dispersing states form Dirac loops in the reciprocal space, with high degree of electron-hole symmetry and almost-vanishing density of states near…
Tunable Electronic Structure in Gallium Chalcogenide van der Waals Compounds
Brian Shevitski, Søren Ulstrup, Roland J. Koch +8
Transition metal monochalcogenides comprise a class of two-dimensional materials with electronic band gaps that are highly sensitive to material thickness and chemical composition.…
Atomic-layer-resolved composition and electronic structure of the cuprate BiSrCaCuO from soft x-ray standing-wave photoemission
Cheng-Tai Kuo, Shih-Chieh Lin, Giuseppina Conti +16
A major remaining challenge in the superconducting cuprates is the unambiguous differentiation of the composition and electronic structure of the CuO layers and those of the in…
Universal Mechanism of Band-Gap Engineering in Transition-Metal Dichalcogenides
Mingu Kang, Beomyoung Kim, Sae Hee Ryu +7
Two-dimensional (2D) van-der-Waals semiconductors have emerged as a class of materials with promising device characteristics owing to the intrinsic bandgap. For realistic applicati…
Quasiparticles and charge transfer at the two surfaces of the honeycomb iridate NaIrO
L. Moreschini, I. Lo Vecchio, N. P. Breznay +10
Direct experimental investigations of the low-energy electronic structure of the NaIrO iridate insulator are sparse and draw two conflicting pictures. One relies on flat ba…
A Novel Quasi-One-Dimensional Topological Insulator in Bismuth Iodide -BiI
Gabriel Autès, Anna Isaeva, Luca Moreschini +16
Recent progress in the field of topological states of matter(1,2) has largely been initiated by the discovery of bismuth and antimony chalcogenide bulk topological insulators (TIs)…
Energetic, spatial and momentum character of a buried interface: the two-dimensional electron gas between two metal oxides
S. Nemšák, G. Conti, A. X. Gray +32
The interfaces between two condensed phases often exhibit emergent physical properties that can lead to new physics and novel device applications, and are the subject of intense st…
The momentum and photon energy dependence of the circular dichroic photoemission in the bulk Rashba semiconductors BiTeX (X = I, Br, Cl)
A. Crepaldi, F. Cilento, M. Zacchigna +14
Bulk Rashba systems BiTeX (X = I, Br, Cl) are emerging as important candidates for developing spintronics devices, because of the coexistence of spin-split bulk and surface states,…
Latent Instabilities in Metallic LaNiO3 Films by Strain Control of Fermi-Surface Topology
Hyang Keun Yoo, Seung Ill Hyun, Luca Moreschini +10
Strain control is one of the most promising avenues to search for new emergent phenomena in transition-metal-oxide films. Here, we investigate the strain-induced changes of electro…
The electronic structure of the high-symmetry perovskite iridate Ba2IrO4
S. Moser, L. Moreschini, A. Ebrahimi +11
We report angle-resolved photoemission (ARPES) measurements, density functional and model tight-binding calculations on BaIrO (Ba-214), an antiferromagnetic ( K) i…
Dimensional crossover of the electronic structure in LaNiO3 ultrathin films: Orbital reconstruction, Fermi surface nesting, and the origin of the metal-insulator transition
Hyang Keun Yoo, Seung Ill Hyun, Luca Moreschini +9
Dimensionality control in the LaNiO3 (LNO) heterostructure has attracted attention due to its two-dimensional (2D) electronic structure was predicted to have an orbital ordered ins…
Tunable polaronic conduction in anatase TiO2
S. Moser, L. Moreschini, J. Jacimovic +9
Oxygen vacancies created in anatase TiO2 by UV photons (80 - 130 eV) provide an effective electron-doping mechanism and induce a hitherto unobserved dispersive metallic state. Angl…
Electronic Instability in a Zero-Gap Semiconductor: the Charge-Density Wave in (TaSe4)2I
C. Tournier-Colletta, L. Moreschini, G. Autès +10
We report a comprehensive study of the paradigmatic quasi-1D compound (TaSe4)2I performed by means of angle-resolved photoemission spectroscopy (ARPES) and first-principles electro…
Small scale rotational disorder observed in epitaxial graphene on SiC(0001)
Andrew L. Walter, Aaron Bostwick, Florian Speck +8
Interest in the use of graphene in electronic devices has motivated an explosion in the study of this remarkable material. The simple, linear Dirac cone band structure offers a uni…