English
Related papers

Related papers: Chiral Kondo Lattice in Doped MoTe$_2$/WSe$_2$ Bil…

200 papers

Recent experiments reported the realization of a heavy Fermi liquid in AB-stacked MoTe$_2$/WSe$_2$ heterobilayers. In this paper we show that the AB-stacked heterobilayer configuration is particularly suited to realize topological Kondo…

Strongly Correlated Electrons · Physics 2024-07-19 Daniele Guerci , Kevin P. Lucht , Valentin Crépel , Jennifer Cano , J. H. Pixley , Andrew J. Millis

Motivated by the recent experiments and the wide tunability on the MoTe$_2$/WSe$_2$ moir\'{e} heterobilayer, we consider a physical model to explore the underlying physics for the interplay between the itinerant carriers and the local…

Strongly Correlated Electrons · Physics 2023-12-11 Haichen Jia , Bowen Ma , Rui Leonard Luo , Gang Chen

The Kondo lattice, describing a matrix of local magnetic moments coupled via spin-exchange interactions to itinerant conduction electrons, is a prototype of strongly correlated quantum matter. Traditionally, Kondo lattices are realized in…

Strongly Correlated Electrons · Physics 2023-04-26 Wenjin Zhao , Bowen Shen , Zui Tao , Zhongdong Han , Kaifei Kang , Kenji Watanabe , Takashi Taniguchi , Kin Fai Mak , Jie Shan

Tunable Kondo lattice and heavy fermion physics have been recently reported in moir\'e materials, but most of the studies have focused on the electrical and magnetic properties. Quantitative thermoelectric measurements, which can reveal…

Strongly Correlated Electrons · Physics 2025-11-03 Yichi Zhang , Wenjin Zhao , Zhongdong Han , Kenji Watanabe , Takashi Taniguchi , Jie Shan , Kin Fai Mak

The interaction of a lattice of localized magnetic moments with a sea of conduction electrons in Kondo lattice models induces rich quantum phases of matter, such as Fermi liquids with heavily renormalized electronic quasiparticles, quantum…

The moir\'{e} structure of AB-stacked $\rm{MoTe_2/WSe_2}$ represents a natural platform to realize Kondo lattice models, due to the discrepancy of the bandwidth between the individual layers. Here, we study this system at the commensurate…

Strongly Correlated Electrons · Physics 2025-09-09 Fang Xie , Lei Chen , Yuan Fang , Qimiao Si

We study the formation of ferromagnetic and magnetic polaron states in weakly doped heterobilayer transition metal dichalcogenides in the ``heavy fermion'' limit in which one layer hosts a dense set of local moments and the other hosts a…

Strongly Correlated Electrons · Physics 2024-11-12 Daniele Guerci , J. H. Pixley , Andrew J. Millis

Bilayer Kondo systems present interesting models to illustrate the competition between the Kondo effect and intermoment exchange. Such bilayers can exhibit two sharply distinct Fermi liquid phases which are distinguished by whether or not…

Strongly Correlated Electrons · Physics 2007-05-23 T. Senthil , Matthias Vojta

In Bernal stacked bilayer graphene interlayer coupling significantly affects the electronic bandstructure compared to monolayer graphene. Here we present magnetotransport experiments on high-quality $n$-doped bilayer MoS$_{2}$. By measuring…

Mesoscale and Nanoscale Physics · Physics 2019-09-18 Riccardo Pisoni , Tim Davatz , Kenji Watanabe , Takashi Taniguchi , Thomas Ihn , Klaus Ensslin

Moir\'e structures, along with line-graph-based $d$-electron systems, represent a setting to realize flat bands. One form of the associated strong correlation physics is the Kondo effect. Here, we address the recently observed Kondo-driven…

Strongly Correlated Electrons · Physics 2025-03-13 Fang Xie , Lei Chen , Qimiao Si

The competition between interactions in frustrated magnets allows a wide variety of new ground states, often exhibiting emergent physics and unique excitations. Expanding the suite of lattices available for study enhances our chances of…

Strongly Correlated Electrons · Physics 2017-01-24 Darren C. Peets , Hasung Sim , Seongil Choi , Maxim Avdeev , Seongsu Lee , Su Jae Kim , Hoju Kang , Docheon Ahn , Je-Geun Park

We investigate the influence of the carrier density and other parameters on the interlayer exchange in magnetic thin film systems. The system consists of ferromagnetic and non-magnetic layers where the carriers are allowed to move from…

Strongly Correlated Electrons · Physics 2015-05-30 M. Stier , W. Nolting

A recent work by Zhao et al. [1] reports the realization of a synthetic Kondo lattice in a gate-tunable Moir\'e TMD bilayer system. The observation of a Kondo lattice is supported by a plateau (or dip, depending on filling) in the…

Mesoscale and Nanoscale Physics · Physics 2023-08-14 Prathyush P. Poduval , Katharina Laubscher , Sankar Das Sarma

At $n=3/4$ filling of the moir\'e flat band, transition metal dichalcogenide moir\'e bilayers will develop kagome charge order. We derive an effective spin model for the resulting localized spins and find that its further neighbor spin…

Strongly Correlated Electrons · Physics 2023-07-06 Johannes Motruk , Dario Rossi , Dmitry A. Abanin , Louk Rademaker

Transition metal dichalcogenide (TMD) bilayers have recently emerged as a robust and tunable moir\'e system for studying and designing correlated electron physics. In this work, by combining large-scale first principle calculation and…

Strongly Correlated Electrons · Physics 2020-12-30 Yang Zhang , Noah F. Q. Yuan , Liang Fu

Layered transition metal dichalcogenides MoTe$_2$ and WTe$_2$ share almost similar lattice constants as well as topological electronic properties except their structural phase transitions. While the former shows a first-order phase…

Mesoscale and Nanoscale Physics · Physics 2017-05-10 Hyun-Jung Kim , Seoung-Hun Kang , Ikutaro Hamada , Young-Woo Son

Topological Kondo insulators (TKIs) are topologically protected insulating states induced not by single-particle band inversions, but by the Kondo interaction between itinerant electrons and a lattice of local magnetic moments. Although…

Mesoscale and Nanoscale Physics · Physics 2025-07-08 Zhongdong Han , Yiyu Xia , Zhengchao Xia , Wenjin Zhao , Yichi Zhang , Kenji Watanabe , Takashi Taniguchi , Jie Shan , Kin Fai Mak

Transition metal dichalcogenide (TMD) bilayers are a new class of tunable moir\'e systems attracting interest as quantum simulators of strongly-interacting electrons in two dimensions. In particular, recent theory predicts that the…

Strongly Correlated Electrons · Physics 2021-01-01 Kevin Slagle , Liang Fu

We investigate metamagnetic transitions in models for heavy fermions by considering the doped Kondo lattice model in two dimensions. Results are obtained within the framework of dynamical mean field and dynamical cluster approximations.…

Strongly Correlated Electrons · Physics 2012-08-08 M. Bercx , F. F. Assaad

In bilayers of two-dimensional (2D) semiconductors with stacking arrangements which lack inversion symmetry charge transfer between the layers due to layer-asymmetric interband hybridisation can generate a potential difference between the…

Mesoscale and Nanoscale Physics · Physics 2021-07-01 F. Ferreira , V. V. Enaldiev , V. I. Fal'ko , S. J. Magorrian
‹ Prev 1 2 3 10 Next ›