4 citations · 6 across the 15 of their papers we have counts for
17 papers
Heavy-fermion hybridization waves from Dirac spinons near a Kondo-breakdown quantum phase transition
Pedro M. Cônsoli, Matthias Vojta, Onur Erten
Motivated by the recent observation of spatially modulated screening in different paramagnetic heavy-fermion materials, we propose a theoretical mechanism for the emergence of such…
Frustrated magnetic order in hybrid Kitaev spin-orbital models
Ivan Dutta, Aayush Vijayvargia, Anamitra Mukherjee +2
Spin-orbital generalization of Kitaev model provides a robust extension to the original Kitaev model. However, real materials often exhibit competing interactions that break exact…
Fractionalization, emergent SU() symmetries, and fragmentation in layered quantum spin-orbital models
Pedro M. Cônsoli, Aayush Vijayvargia, Onur Erten
We propose a family of layered quantum spin-orbital models as a platform to study fractionalization, unconventional forms of symmetry-breaking order, and their possible coexistence…
Tuning the magnetic properties of Kitaev materials via the antiferromagnetic proximity effect: Novel phases and application to an -RuCl/MnPS bilayer
Pedro M. Cônsoli, Ezra Day-Roberts, Johannes Knolle +2
In recent years, the increasing level of control over van der Waals (vdW) heterostructures has opened new routes to tune the properties of quantum materials. Motivated by these dev…
An altermagnetic materials library in intercalated transition-metal dichalcogenides
Ezra Day-Roberts, Huan Wu, Onur Erten +1
Altermagnets represent a promising class of magnetic materials owing to their distinctive spin-split band structures in the absence of net magnetization. Here, we present a first-p…
Tuning entanglement phases and topological memory in the measurement-only Kitaev model with single and multi-qubit checks
Tushya Kalpada, Aayush Vijayvargia, Ezra Day-Roberts +1
Quantum circuits provide an emerging controllable platform to realize novel dynamical non-equilibrium phases including topologically ordered states. The Kitaev model has become a c…
Lessons from -RuCl3 for pursuing quantum spin liquid physics in atomically thin materials
Claudia Ojeda-Aristizabal, Xiaohu Zheng, Changsong Xu +20
Quantum spin liquids can arise from Kitaev magnetic interactions, and exhibit fractionalized excitations with the potential for a topological form of quantum computation. This revi…
Error stabilized logical qubits in qudit generalizations of the monitored Kitaev model
Aayush Vijayvargia, Ezra Day-Roberts, Onur Erten
Monitored dynamics in quantum circuits provide tunable platforms for the realization of novel non-equilibrium phases. Motivated by recent advances in monitored Kitaev circuits, we…
Magnetically ordered yet topologically robust phases emerging in concurrent Kitaev spin liquids
Muhammad Akram, Aayush Vijayvargia, Hae-Young Kee +1
Spin-orbital generalizations of Kitaev model, such as Yao-Lee model, have attracted recent attention due to their enhanced stability of spin liquid phases against perturbations. Mo…
Mott transition and correlation effects on strictly localized states in an octagonal quasicrystal
Efe Yelesti, Onur Erten, M. O. Oktel
Flat-band systems have attracted significant attention as platforms for studying strongly correlated electron physics, where the dominance of electron-electron interactions over ki…
Emergent phases in the Yao-Lee model via coupling to topological spin textures
Muhammad Akram, Onur Erten
Electrons in metals experience an effective vector potential when coupled to spin textures with non-zero scalar spin chirality, such as skyrmions. This coupling can generate a subs…
Altermagnets with topological order in Kitaev bilayers
Aayush Vijayvargia, Ezra Day-Roberts, Antia S. Botana +1
Building on recent advancements in altermagnetism, we develop a highly-frustrated magnetic model with Kitaev-like interactions that integrates key aspects of both quantum spin liqu…
Magnetic order through Kondo coupling to quantum spin liquids
M. A. Keskiner, M. Ö. Oktel, Natalia B. Perkins +1
We study the emergence of magnetic order in localized spins that interact solely through their coupling to a Kitaev-type spin liquid. Using three toy models -- the Kitaev model, th…
Electric field driven spin textures in heavy fermion van der Waals magnets
Aayush Vijayvargia, Hao Zhang, Kipton Barros +2
The recently discovered van der Waals material CeSiI exhibits both heavy fermion behavior and spiral order with strong magnetic anisotropy which makes it a potential host for topol…
Doped moiré magnets: renormalized flat bands and excitonic phases
Ilia Komissarov, Onur Erten, Pouyan Ghaemi
We explore the phase diagram of a twisted bilayer of strongly interacting electrons on a honeycomb lattice close to half-filling using the slave boson mean-field theory. Our analys…
Moiré-mediated phases in synthetic Kondo superlattices
Jyotirish Das, Onur Erten
Motivated by the recent experiments on van der Waals heterostructures involving metallic and Mott insulating layers, we construct a moiré extension of the Kondo-Heisenberg model an…
Theory of moiré magnetism and multi-domain spin textures in twisted Mott insulator - semimetal heterobilayers
M. A. Keskiner, Pouyan Ghaemi, M. Ö. Oktel +1
Motivated by the recent experimental developments in van der Waals heterostructures, we investigate the emergent magnetism in Mott insulator - semimetal moiré superlattices by deri…