1.8k citations · 11k across the 151 of their papers we have counts for
30 papers · 1 filter
Localizing Transitions via Interaction-Induced Flat Bands
Alireza Parhizkar, Victor Galitski
This paper presents a theory of interaction-induced band-flattening in strongly correlated electron systems. We begin by illustrating an inherent connection between flat bands and…
Cavity magnon-polaritons in cuprate parent compounds
Jonathan B. Curtis, Andrey Grankin, Nicholas R. Poniatowski +3
Cavity control of quantum matter may offer new ways to study and manipulate many-body systems. A particularly appealing idea is to use cavities to enhance superconductivity, especi…
Solitons in lattice field theories via tight-binding supersymmetry
Shankar Balasubramanian, Abu Patoary, Victor Galitski
Reflectionless potentials play an important role in constructing exact solutions to classical dynamical systems, non-perturbative solutions of various large-N field theories, and c…
Optical Enhancement of Superconductivity via Targeted Destruction of Charge Density Waves
Hossein Dehghani, Zachary M. Raines, Victor M. Galitski +1
It has been experimentally established that the occurrence of charge density waves is a common feature of various under-doped cuprate superconducting compounds. The observed states…
Critical Viscosity of a Fluctuating Superconductor
Yunxiang Liao, Victor Galitski
We consider a fluctuating superconductor in the vicinity of the transition temperature, . The fluctuation shear viscosity is calculated. In two dimensions, the leading correct…
Dynamo Effect and Turbulence in Hydrodynamic Weyl Metals
Victor Galitski, Mehdi Kargarian, Sergey Syzranov
The dynamo effect is a class of macroscopic phenomena responsible for generation and maintaining magnetic fields in astrophysical bodies. It hinges on hydrodynamic three-dimensiona…
Kondo insulator SmB6 under strain: surface dominated conduction near room temperature
A. Stern, M. Dzero, V. M. Galitski +2
SmB6 is a strongly correlated mixed-valence Kondo insulator with a newly discovered surface state, proposed to be of non-trivial topological origin. However, the surface state domi…
Topological spin ordering via Chern-Simons superconductivity
Tigran A. Sedrakyan, Victor M. Galitski, Alex Kamenev
We use the Chern-Simons (CS) fermion representation of s =1/2 spin operators to construct topological, long-range magnetically ordered states of interacting two-dimensional (2D) qu…
Exactly soluble model of boundary degeneracy
Sriram Ganeshan, Alexey V. Gorshkov, Victor Gurarie +1
We investigate the topological degeneracy that can be realized in Abelian fractional quantum spin Hall states with multiply connected gapped boundaries. Such a topological degenera…
Amperean Pairing at the Surface of Topological Insulators
Mehdi Kargarian, Dmitry K. Efimkin, Victor Galitski
The surface of a 3D topological insulator is described by a helical electron state with the electron's spin and momentum locked together. We show that in the presence of ferromagne…
Radio Frequency Tunable Oscillator Device Based on SmB6 Microcrystal
A. Stern, D. K. Efimkin, V. Galitski +2
Radio frequency tunable oscillators are vital electronic components for signal generation, characterization, and processing. They are often constructed with a resonant circuit and…
Non-universal weak antilocalization effect in cubic topological Kondo insulators
Maxim Dzero, Maxim G. Vavilov, Kostyantyn Kechedzhi +1
We study the quantum correction to conductivity on the surface of cubic topological Kondo insulators with multiple Dirac bands. We consider the model of time-reversal invariant dis…
Topological Kondo Insulators
Maxim Dzero, Jing Xia, Victor Galitski +1
This article reviews recent theoretical and experimental work on a new class of topological material - topological Kondo insulators, which develop through the interplay of strong c…
Magnetic end-states in a strongly-interacting one-dimensional topological Kondo insulator
Alejandro M. Lobos, Ariel O. Dobry, Victor Galitski
Topological Kondo insulators are strongly correlated materials, where itinerant electrons hybridize with localized spins giving rise to a topologically non-trivial band structure.…
Driven Electronic States at the Surface of a Topological Insulator
Benjamin M. Fregoso, Y. H. Wang, N. Gedik +1
Motivated by recent photoemission experiments on the surface of topological insulators we compute the spectrum of driven topological surface excitations in the presence of an exter…
A new exotic state in an old material: A tale of Samarium Hexaboride
Maxim Dzero, Victor Galitski
We review current theoretical and experimental efforts to identify a novel class of intermetallic 4f and 5f orbital materials in which strong interactions between itinerant and pre…
Quantum phases of hard-core bosons in a frustrated honeycomb lattice
Christopher N. Varney, Kai Sun, Victor Galitski +1
Using exact diagonalization calculations, we investigate the ground-state phase diagram of the hard-core Bose-Hubbard-Haldane model on the honeycomb lattice. This allows us to prob…
Kaleidoscope of exotic quantum phases in a frustrated XY model
Christopher N. Varney, Kai Sun, Victor Galitski +1
The existence of quantum spin liquids was first conjectured by Pomeranchuk some 70 years ago, who argued that frustration in simple antiferromagnetic theories could result in a Fer…
Boundary Wess-Zumino-Novikov-Witten Model from the Pairing Hamiltonian
Tigran A. Sedrakyan, Victor Galitski
Correlation functions of primary fields in the Wess-Zumino-Novikov-Witten (WZNW) model are known to satisfy a system of Knizhnik-Zamolodchikov (KZ) equations, which involve constan…
Fermionization Transform for Certain Higher-Dimensional Quantum Spin Models
Victor Galitski
Proposed is a generalization of Jordan-Wigner transform that allows to exactly fermionize a large family of quantum spin Hamiltonians in dimensions higher than one. The key new ste…
Topological Kondo Insulators
Maxim Dzero, Kai Sun, Victor Galitski +1
Kondo insulators are particularly simple type of heavy electron material, where a filled band of heavy quasiparticles gives rise to a narrow band insulator. Starting with the Ander…
Stable topological phases in a family of two-dimensional fermion models
Meng Cheng, Kai Sun, Victor Galitski +1
We show that a large class of two-dimensional spinless fermion models exhibit topological superconducting phases characterized by a non-zero Chern number. More specifically, we con…
Paired electron pockets in the hole-doped cuprates
Victor Galitski, Subir Sachdev
We propose a theory for the underdoped hole-doped cuprates, focusing on the "nodal-anti-nodal dichotomy" observed in recent experiments. Our theory begins with an ordered antiferro…
Effective masses in a strongly anisotropic Fermi liquid
Tudor D. Stanescu, Victor Galitski, H. D. Drew
Motivated by the recent experimental observation of quantum oscillations in the underdoped cuprates, we study the cyclotron and infrared Hall effective masses in an anisotropic Fer…