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cond-mat.mes-hall2026

Large bias-tunable magnetoresistance from spin-dependent interlayer hybridization in van der Waals antiferromagnet CrSBr-based heterostructures

Sadeed Hameed, Aditya Kumar, Chengjie Yu +5

We explore the large magnetoresistance (MR) in \ce{hBN}/few-layer-graphene/\ce{CrSBr}/few-layer-graphene heterostructures and reveal the mechanism behind its non-monotonic bias dep…

cond-mat.mes-hall2026

Optical spin defect pairs in cubic boron nitride

Josiah E. Hsi, Islay O. Robertson, Abhijit Biswas +9

Room-temperature optically active solid-state spin defects are widely known to be useful in quantum sensing applications, however, only a select range of materials have been found…

cond-mat.mes-hall2025

Topological surface-state destruction via trivializing proximity effect: Lattice localization despite continuum criticality

Arthur Niwazuki, Matthew S. Foster

In a significant conceptual revision to the tenfold classification scheme for topological insulators and superconductors, it was recently demonstrated that most three-dimensional (…

cond-mat.mes-hall2025

Spin Seebeck Effect in Correlated Antiferromagnetic V2O3

Renjie Luo, Tanner J. Legvold, Gage Eichman +5

The spin Seebeck effect is useful for probing the spin correlations and magnetic order in magnetic insulators. Here, we report a strong longitudinal spin Seebeck effect (LSSE) in a…

cond-mat.mes-hall2025

Magnon scattering and transduction in Coulomb-coupled quantum Hall ferromagnets

Alexander Canright, Deepak Iyer, Matthew S. Foster

The magnetization field of a quantum Hall ferromagnet (QHFM) can host a variety of spin textures, including skyrmions and magnons. When projected into the lowest Landau level with…

cond-mat.mes-hall2025★ 1 cited

Sub-tesla on-chip nanomagnetic metamaterial platform for angle-resolved photoemission spectroscopy

Wenxin Li, Wisha Wanichwecharungruang, Mingyang Guo +14

Magnetically controlled states in quantum materials are central to their unique electronic and magnetic properties. However, direct momentum-resolved visualization of these states…

cond-mat.mes-hall2025★ 2 cited

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…

cond-mat.mes-hall2025★ 1 cited

Quantum Transport in Ultrahigh-Conductivity Carbon Nanotube Fibers

Shengjie Yu, Natsumi Komatsu, Liyang Chen +12

We investigate quantum transport in aligned carbon nanotube (CNT) fibers fabricated via solution spinning, focusing on the roles of structural dimensionality and quantum interferen…

cond-mat.mes-hall2025★ 1 cited

Effect of Rashba spin-orbit coupling on topological phases in monolayer ZnIn2Te4

Jun-Jie Zhang, Shuai Dong

The interplay of Rashba and quantum spin Hall effects in non-centrosymmetric systems presents both challenges and opportunities for spintronic applications. While Rashba spin-orbit…

cond-mat.mes-hall2024★ 14 cited

Persistent flat band splitting and strong selective band renormalization in a kagome magnet thin film

Zheng Ren, Jianwei Huang, Hengxin Tan +21

Magnetic kagome materials provide a fascinating playground for exploring the interplay of magnetism, correlation and topology. Many magnetic kagome systems have been reported inclu…

cond-mat.mes-hall2024★ 3 cited

Critical Filaments and Superconductivity in Quasiperiodic Twisted Bilayer Graphene

Xinghai Zhang, Justin H. Wilson, Matthew S. Foster

Multilayer moiré materials can exhibit topological electronic features yet are inherently quasiperiodic -- leading to wave function interference whose Anderson-localizing tendency…

cond-mat.mes-hall2023★ 129 cited

Quantum geometry induced nonlinear transport in altermagnets

Yuan Fang, Jennifer Cano, Sayed Ali Akbar Ghorashi

Quantum geometry plays a pivotal role in the second-order response of -symmetric antiferromagnets. Here we study the nonlinear response of 2D altermagnets protected by $C_…

cond-mat.mes-hall2023★ 5 cited

Rapid spin depolarization in the layered 2D Ruddlesden Popper perovskite (BA)(MA)PbI

Michael Kempf, Philipp Moser, Maximilian Tomoscheit +8

We report temperature-dependent spectroscopy on the layered (n=4) two-dimensional (2D) Ruddlesden-Popper perovskite (BA)(MA)PbI. Helicity-resolved steady-state photoluminescence (P…

cond-mat.mes-hall2023★ 6 cited

Quantifying efficiency of remote excitation for surface enhanced Raman spectroscopy in molecular junctions

Shusen Liao, Yunxuan Zhu, Qian Ye +4

Surface-enhanced Raman spectroscopy (SERS) is enabled by local surface plasmon resonances (LSPRs) in metallic nanogaps. When SERS is excited by direct illumination of the nanogap,…

cond-mat.mes-hall2023★ 15 cited

Fragility of surface states in non-Wigner Dyson topological insulators

Alexander Altland, Piet W. Brouwer, Johannes Dieplinger +3

Topological insulators and superconductors support extended surface states protected against the otherwise localizing effects of static disorder. Specifically, in the Wigner-Dyson…

cond-mat.mes-hall2023★ 4 cited

Engineering the directionality of hot carrier tunneling in plasmonic tunneling structures

Mahdiyeh Abbasi, Shusen Liao, Yunxuan Zhu +1

Tunneling metal-insulator-metal (MIM) junctions can exhibit an open-circuit photovoltage (OCPV) response under illumination that may be useful for photodetection. One mechanism for…

cond-mat.mes-hall2023★ 4 cited

Nernst-Ettingshausen effect in thin Pt and W films at low temperatures

Renjie Luo, Tanner J. Legvold, Liyang Chen +1

As spin caloritronic measurements become increasingly common techniques for characterizing material properties, it is important to quantify potentially confounding effects. We repo…

cond-mat.mes-hall2023★ 50 cited

Voltage-based magnetization switching and reading in magnetoelectric spin-orbit nanodevices

Diogo C. Vaz, Chia-Ching Lin, John J. Plombon +20

As CMOS technologies face challenges in dimensional and voltage scaling, the demand for novel logic devices has never been greater, with spin-based devices offering scaling potenti…

cond-mat.mes-hall2023★ 14 cited

Electroluminescence as a probe of strong exciton-plasmon coupling in few-layer WSe2

Yunxuan Zhu, Jiawei Yang, Jaime Abad-Arredondo +3

The manipulation of coupled quantum excitations is of fundamental importance in realizing novel photonic and optoelectronic devices. We use electroluminescence to probe plasmon-exc…

cond-mat.mes-hall2022★ 10 cited

Dipolar Weyl semimetals

Alexander C. Tyner, Shouvik Sur

In time-reversal symmetry-broken Weyl semimetals, Weyl points act as monopoles and antimonopoles of the Berry curvature, with a monopole-antimonopole pair producing a net zero Berr…

cond-mat.mes-hall2022★ 25 cited

Tuning light emission crossovers in atomic-scale aluminum plasmonic tunnel junctions

Yunxuan Zhu, Longji Cui, Mahdiyeh Abbasi +1

Atomic sized plasmonic tunnel junctions are of fundamental interest, with great promise as the smallest on-chip light sources in various optoelectronic applications. Several mechan…

cond-mat.mes-hall2022★ 61 cited

Chiral Phonons with Giant Magnetic Moments in a Topological Crystalline Insulator

Felix G. G. Hernandez, Andrey Baydin, Swati Chaudhary +10

We have studied the magnetic response of transverse optical phonons in PbSnTe films. Polarization-dependent terahertz magnetospectroscopy measurements revealed Zeeman…

cond-mat.mes-hall2022★ 12 cited

Charge-state dependent vibrational relaxation in a single-molecule junction

Xinya Bian, Zhixin Chen, Jakub K. Sowa +8

The interplay between nuclear and electronic degrees of freedom strongly influences molecular charge transport. Herein, we report on transport through a porphyrin dimer molecule, w…

cond-mat.mes-hall2022★ 7 cited

Evidence for Phonon-Assisted Intertube Electronic Transport in an Armchair Carbon Nanotube Film

Davoud Adinehloo, Weilu Gao, Ali Mojibpour +2

The electrical conductivity of a macroscopic assembly of nanomaterials is determined through a complex interplay of electronic transport within and between constituent nano-objects…