105 citations · 274 across the 24 of their papers we have counts for
24 papers
Direct observation of flat bands in near-magic-angle twisted bilayer CVD graphene
Gianluigi Baiardi, Alex Boschi, Giulia Piccinini +13
Advances in chemical vapor deposition (CVD) growth have driven graphene crystal quality to unprecedented levels, yet it is still unknown whether this route can realize the fragile…
Electrically tunable interfacial thermal conduction via electronic structure engineering in / topological insulators
Min Young Kim, Joon Sang Kang, Jangwoo Ha +8
This work provides direct experimental evidence for the role of topological interface states in thermal conduction across a metal/topological insulator junction. It also shows that…
Tuning the low-energy band structure in twisted bilayer WSe2
T. -H. -Y. Vu, O. J. Clark, N. H. Jo +21
Tuning the electronic structures of two-dimensional (2D) material-based heterostructures is of crucial importance for their use in functional next-generation electronics. Here, thr…
p-Wave Orbital Angular Momentum Texture in a Chiral Crystal
Dongjin Oh, Chiara Pacella, Xiangyu Luo +8
The spin and orbital angular momentum (SAM and OAM) are conceptually analogous, yet their roles in condensed matter systems have not been often treated on equal footing. While SAM…
Plasmonic polaron in self-intercalated 1T-TiS2
Byoung Ki Choi, Woojin Choi, Zhiyu Tao +24
Electron-boson coupling is central to a comprehensive understanding of the diverse physical phenomena emerging from many-body interactions. Yet less attention has been paid to how…
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…
Visualization of Tunable Electronic Structure of Monolayer TaIrTe
Sandy Adhitia Ekahana, Aalok Tiwari, Souvik Sasmal +16
Monolayer TaIrTe is an ideal platform to explore the tunability of band topology where charge doping converts the quantum spin Hall insulator (QSHI) state into a dual QSHI stat…
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…
Influence of Bi Alloying on GaAs Valence Band Structure
Joshua J. P. Cooper, Jared W. Mitchell, Shane Smolenski +9
Bi alloying is predicted to transform GaAs from a semiconductor to a topological insulator or semi-metal. To date, studies of the GaAsBi alloy band structure have been…
Direct visualization of gate-tunable flat bands in twisted double bilayer graphene
Souvik Sasmal, Ryan Muzzio, Ahmed Khalifa +12
The symmetry-broken correlated states in twisted double bilayer graphene (TDBG) can be tuned via several external knobs, including twist angle, displacement field, and carrier dens…
Strain-tunability of the multipolar Berry curvature in altermagnet MnTe
Shane Smolenski, Ning Mao, Dechen Zhang +15
The anomalous Hall effect describes the generation of a transverse voltage by a longitudinal current even in the absence of an external magnetic field. While typically observed in…
Spin-polarised surface fermiology of ohmic WSe/NbSe interfaces
Oliver J. Clark, Thi-Hai-Yen Vu, Ben A. Chambers +9
Discovering and engineering spin-polarised surface states in the electronic structures of condensed matter systems is a crucial first step in development of spintronic devices, whe…
Visualizing Electronic Structure of Twisted Bilayer MoTe2 in Devices
Cheng Chen, William Holtzmann, Xiao-Wei Zhang +12
The pursuit of emergent quantum phenomena lies at the forefront of modern condensed matter physics. A recent breakthrough in this arena is the discovery of the fractional quantum a…
Non-monotonic band flattening near the magic angle of twisted bilayer MoTe
Yujun Deng, William Holtzmann, Ziyan Zhu +13
Twisted bilayer MoTe (tMoTe) is an emergent platform for exploring exotic quantum phases driven by the interplay between nontrivial band topology and strong electron correl…
Investigating the Electrical Transport Properties and Electronic Structure of Zr2CuSb3
Eoghan Downey, Soumya S. Bhat, Shane Smolenski +7
The checkerboard lattice has been proposed to host topological flat bands as a result of destructive interference among its various electronic hopping terms. However, it has proven…
Single domain spectroscopic signatures of a magnetic Kagome metal
L. Plucinski, G. Bihlmayer, Y. Mokrousov +7
Spin- and orbital-resolved access to the electronic bands is necessary to establish key properties of quantum materials such as the quantum-geometric tensor. Despite recent revival…
Electronic rotons and Wigner crystallites in a two-dimensional dipole liquid
Soobin Park, Minjae Huh, Chris Jozwiak +3
A key concept proposed by Landau to explain superfluid liquid helium is the elementary excitation of quantum particles called rotons. The irregular arrangement of atoms in a liquid…
Designer three-dimensional electronic bands in asymmetric transition metal dichalcogenide heterostructures
Oliver J. Clark, Anugrah Azhar, Ben A. Chambers +15
Van der Waals materials enable the construction of atomically sharp interfaces between compounds with distinct crystal and electronic properties. This is dramatically exploited in…
Hund flat band in a frustrated spinel oxide
Dongjin Oh, Alexander Hampel, Joshua P. Wakefield +26
Electronic flat bands associated with quenched kinetic energy and heavy electron mass have attracted great interest for promoting strong electronic correlations and emergent phenom…
Nature of the current-induced insulator-to-metal transition in CaRuO as revealed by transport-ARPES
Cissy T Suen, Igor Marković, Marta Zonno +21
The Mott insulator CaRuO exhibits a rare insulator-to-metal transition (IMT) induced by DC current. While structural changes associated with this transition have been track…
Strong Inter-valley Electron-Phonon Coupling in Magic-Angle Twisted Bilayer Graphene
Cheng Chen, Kevin P. Nuckolls, Shuhan Ding +31
The unusual properties of superconductivity in magic-angle twisted bilayer graphene (MATBG) have sparked enormous research interest. However, despite the dedication of intensive ex…
Momentum-resolved electronic structure at a buried interface from soft x-ray standing-wave angle-resolved photoemission
A. X. Gray, J. Minár, L. Plucinski +19
Angle-resolved photoemission spectroscopy (ARPES) is a powerful technique for the study of electronic structure, but it lacks a direct ability to study buried interfaces between tw…
Band structure of SnTe studied by Photoemission Spectroscopy
P. B. Littlewood, B. Mihaila, R. K. Schulze +8
We present an angle-resolved photoemission spectroscopy study of the electronic structure of SnTe, and compare the experimental results to ab initio band structure calculations as…
Strictly One-Dimensional Electron System in Au Chains on Ge(001) Revealed By Photoelectron K-Space Mapping
S. Meyer, J. Schaefer, C. Blumenstein +5
Atomic nanowires formed by Au on Ge(001) are scrutinized for the band topology of the conduction electron system by k-resolved photoemission. Two metallic electron pockets are obse…