300 citations · 1.6k across the 71 of their papers we have counts for
71 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…
Electronic and chemical phase identification in photoemission experiments using unsupervised machine learning
Matthew Staab, Joseph Pandur, Eli Rotenberg +3
Vacuum ultraviolet photoemission spectroscopies are very information-rich experiments, but due to their surface sensitivity, data are often collected on an initially uncharacterize…
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…
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…
Local interface effects modulate global charge order and optical properties of 1T-TaS/1H-WSe heterostructures
Samra Husremović, Valerie S. McGraw, Medha Dandu +14
1T-TaS is a layered charge density wave (CDW) crystal exhibiting sharp phase transitions and associated resistance changes. These resistance steps could be exploited for inform…
Mesoscale variations of chemical and electronic landscape on the surface of Weyl semimetal CoSnS visualized by ARPES and XPS
Sudheer Anand Sreedhar, Matthew Staab, Mingkun Chen +14
The multiple crystalline terminations in magnetic Weyl semimetal CoSnS display distinct topological and trivial surface states, which have successfully been distinguish…
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…
Dark states of electrons in a quantum system with two pairs of sublattices
Yoonah Chung, Minsu Kim, Yeryn Kim +14
A quantum state of matter that is forbidden to interact with photons and is therefore undetectable by spectroscopic means is called a dark state. This basic concept can be applied…
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…
Pseudogap in a crystalline insulator doped by disordered metals
Sae Hee Ryu, Minjae Huh, Do Yun Park +4
A key to understand how electrons behave in crystalline solids is the band structure that connects the energy of electron waves to their wavenumber (k). Even in the phase of matter…
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…
Mapping the three-dimensional fermiology of the triangular lattice magnet EuAgSb
J. Green, Harry W. T. Morgan, Morgaine Mandigo-Stoba +9
In this paper, we report the temperature-field phase diagram as well as present a comprehensive study of the electronic structure and three-dimensional fermiology of the triangular…