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cond-mat.mes-hall2026

A Chiral Superlattice Route to Spin-Split Topological Antiferromagnetism

Thao Dinh, Mengke Liu, Jian-Xiang Qiu +48

The interplay between chirality and magnetism is a profound topic, spanning particle physics, condensed matter, chemistry and origin of life. In this paper, we study this interplay…

cond-mat.mes-hall2026

Observation of microscopic domain effects in the metal-insulator transition of thin-film NdNiO

Lucy S. Nathwani, Anne Ruperto, Ashvini Vallipuram +8

Perovskite oxides display correlated electrical, magnetic, and thermal properties that can be further tuned in the thin-film limit, making them contenders for next-generation elect…

cond-mat.mes-hall2026

Theory of reentrant superconductivity in Corbino Josephson junctions

Omri Lesser, Joon Young Park, Yuval Ronen +3

Josephson junctions made of conventional superconductors display Fraunhofer-like oscillations of the critical current as a function of the threaded magnetic flux. When the supercon…

cond-mat.mes-hall2026★ 2 cited

Twisted bilayer graphene from first-principles: structural and electronic properties

Albert Zhu, Daniel Bennett, Daniel T. Larson +3

We present a comprehensive first-principles study of twisted bilayer graphene (tBLG) for a wide range of twist angles, with a focus on structural and electronic properties. By empl…

cond-mat.mes-hall2025★ 1 cited

Light-induced pseudo-magnetic fields in three-dimensional topological semimetals

Arpit Raj, Swati Chaudhary, Martin Rodriguez-Vega +3

In this work, we show that suitably designed spatially varying linearly polarized light provides a versatile route to generate and control pseudo-magnetic fields in Weyl semimetals…

cond-mat.mes-hall2025

Interlayer exciton condensates between second Landau level orbitals in double bilayer graphene

Zeyu Hao, A. M. Zimmerman, Kenji Watanabe +2

We present Coulomb-drag measurements on a heterostructure comprising two Bernal-stacked bilayer graphene (BLG) sheets separated by a 2.5 nm hexagonal boron nitride (hBN) spacer in…

cond-mat.mes-hall2025★ 2 cited

Wavefunction textures in twisted bilayer graphene from first principles

Albert Zhu, Daniel Bennett, Daniel T. Larson +3

Motivated by recent experiments probing the wavefunctions of magic-angle twisted bilayer graphene (tBLG), we perform large-scale first-principles calculations of tBLG with full ato…

cond-mat.mes-hall2025★ 39 cited

Observation of the Axion quasiparticle in 2D MnBiTe

Jian-Xiang Qiu, Barun Ghosh, Jan Schütte-Engel +32

In 1978, Wilczek and Weinberg theoretically discovered a new boson-the Axion-which is the coherent oscillation of the field in QCD. Its existence can solve multiple fundamental…

cond-mat.mes-hall2025★ 1 cited

Theory for Lattice Relaxation in Marginal Twist Moirés

Christophe De Beule, Gayani N. Pallewela, Mohammed M. Al Ezzi +3

Atomically thin moiré materials behave like elastic membranes where at very small twist angles, the van der Waals adhesion energy much exceeds the strain energy. In this ``marginal…

cond-mat.mes-hall2025★ 3 cited

Topological Computation by non-Abelian Braiding in Classical Metamaterials

Liyuan Chen, Matthew Fuertes, Bolei Deng

We propose a realization of the one-dimensional Kitaev topological superconductor in classical mechanical metamaterials. By designing appropriate braiding protocols, we demonstrate…

cond-mat.mes-hall2025

Cavity QED Control of Quantum Hall Stripes

Lorenzo Graziotto, Josefine Enkner, Sambuddha Chattopadhyay +7

Controlling quantum phases of materials with vacuum field fluctuations in engineered cavities is a novel route towards the optical control of emergent phenomena. We demonstrate, us…

cond-mat.mes-hall2025★ 6 cited

Variational Scarring in Open Two-Dimensional Quantum Dots

Fartash Chalangari, Joonas Keski-Rahkonen, Simo Selinummi +1

Quantum scars have recently been directly visualized in graphene quantum dots (Nature 635, 841 (2024)), revealing their resilience and influence on electron dynamics in mesoscopic…

cond-mat.mes-hall2025★ 4 cited

Enhancing the Hyperpolarizability of Crystals with Quantum Geometry

Wojciech J. Jankowski, Robert-Jan Slager, Michele Pizzochero

We demonstrate that higher-order electric susceptibilities in crystals can be enhanced and understood through nontrivial topological invariants and quantum geometry, using one-dime…

cond-mat.mes-hall2025★ 1 cited

Circular-polarization-selective perfect reflection from chiral superconductors

Junyeong Ahn, Ashvin Vishwanath

Integrating mirrors with magnetic components is crucial for constructing chiral optical cavities, which provide tunable platforms for time-reversal-asymmetric light-matter interact…

cond-mat.mes-hall2024★ 3 cited

Polaron catastrophe within quantum acoustics

Alhun Aydin, Joonas Keski-Rahkonen, Anton M. Graf +4

The quantum acoustic framework has recently emerged as a non-perturbative, coherent approach to electron-lattice interactions, uncovering rich physics often obscured by perturbativ…

cond-mat.mes-hall2024★ 7 cited

Variational Scarring in Graphene Quantum Dots

J. Keski-Rahkonen, C. Zou, A. M. Graf +4

A quantum eigenstate of a classically chaotic system is referred as scarred by an unstable periodic orbit if its probability density is concentrated in the vicinity of that orbit.…

cond-mat.mes-hall2024★ 10 cited

Formation, prevalence, and stability of bouncing-ball quantum scars

Simo Selinummi, Joonas Keski-Rahkonen, Fartash Chalangari +1

Quantum scars correspond to enhanced probability densities along unstable classical periodic orbits. In recent years, research on quantum scars has extended to various systems incl…

cond-mat.mes-hall2024★ 9 cited

Single-particle spectral function of fractional quantum anomalous Hall states

Fabian Pichler, Wilhelm Kadow, Clemens Kuhlenkamp +1

Fractional quantum Hall states are the most prominent example of states with topological order, hosting excitations with fractionalized charge. Recent experiments in twisted $\text…

cond-mat.mes-hall2024★ 2 cited

Tuning transport in solid-state Bose-Fermi mixtures by Feshbach resonances

Caterina Zerba, Clemens Kuhlenkamp, Léo Mangeolle +1

Transition metal dichalcogenide (TMD) heterostructures have emerged as promising platforms for realizing tunable Bose-Fermi mixtures. Their constituents are fermionic charge carrie…

cond-mat.mes-hall2024★ 2 cited

Tunable atomically enhanced moiré Berry curvatures in twisted triple bilayer graphene

Konstantin Davydov, Ziyan Zhu, Noah Friedman +8

We report a twisted triple bilayer graphene platform consisting of three units of Bernal bilayer graphene consecutively twisted at 1.49° and 1.68°. We demonstrate the atomic recons…

cond-mat.mes-hall2024★ 2 cited

Instability of the engineered dark state in two-band fermions under number-conserving dissipative dynamics

A. A. Lyublinskaya, P. A. Nosov, I. S. Burmistrov

Correlated quantum many-body states can be created and controlled by the dissipative protocols. Among these, particle number-conserving protocols are particularly appealing due to…

cond-mat.mes-hall2024★ 14 cited

Symmetry-broken metallic orders in spin-orbit-coupled Bernal bilayer graphene

Jin Ming Koh, Alex Thomson, Jason Alicea +1

We explore Bernal bilayer graphene in the presence of long-range Coulomb interactions, short-range Hund's coupling, and proximity-induced Ising spin-orbit coupling using self-consi…

cond-mat.mes-hall2024★ 11 cited

Flat and tunable moire phonons in twisted transition-metal dichalcogenides

Alejandro Ramos-Alonso, Benjamin Remez, Daniel Bennett +2

Displacement fields are one of the main tuning knobs employed to engineer flat electronic band dispersions in twisted van der Waals multilayers. Here, we show that electric fields…

cond-mat.mes-hall2024★ 7 cited

Plasmonic polarization sensing of electrostatic superlattice potentials

Shuai Zhang, Jordan Fonseca, Daniel Bennett +15

Plasmon polaritons are formed by coupling light with delocalized electrons. The half-light and half-matter nature of plasmon polaritons endows them with unparalleled tunability via…