55 citations · 341 across the 23 of their papers we have counts for
23 papers
Improved Quantum Computation using Operator Backpropagation
Bryce Fuller, Minh C. Tran, Danylo Lykov +10
Decoherence of quantum hardware is currently limiting its practical applications. At the same time, classical algorithms for simulating quantum circuits have progressed substantial…
Statistics of noninteracting many-body fermionic states: The question of a many-body mobility edge
Ke Huang, DinhDuy Vu, Sankar Das Sarma +1
In this work, we study the statistics of a generic noninteracting many-body fermionic system whose single-particle counterpart has a single-particle mobility edge (SPME). We first…
Interaction-enhanced many body localization in a generalized Aubry-Andre model
Ke Huang, DinhDuy Vu, Sankar Das Sarma +1
We study the many-body localization (MBL) transition in a generalized Aubry-Andre model (also known as the GPD model) introduced in Phys. Rev. Lett. 114, 146601 (2015). In contrast…
Excitonic phases in a spatially separated electron-hole ladder model
DinhDuy Vu, Sankar Das Sarma
We obtain the numerical ground state of a one-dimensional ladder model with the upper and lower chains occupied by spatially-separated electrons and holes, respectively. Under char…
Localization spectrum of a bath-coupled generalized Aubry-André model in the presence of interactions
Yi-Ting Tu, DinhDuy Vu, Sankar Das Sarma
A generalization of the Aubry-André model, the non-interacting GPD model introduced in S. Ganeshan et al.,[ Phys. Rev. Lett. 114, 146601 (2015)], is known analytically to possess a…
Generic mobility edges in several classes of duality-breaking one-dimensional quasiperiodic potentials
DinhDuy Vu, Sankar Das Sarma
We obtain approximate solutions defining the mobility edge separating localized and extended states for several classes of generic one-dimensional quasiperiodic models. We validate…
Stable measurement-induced Floquet enriched topological order
DinhDuy Vu, Ali Lavasani, Jong Yeon Lee +1
The Floquet code utilizes a periodic sequence of two-qubit measurements to realize the topological order. After each measurement round, the instantaneous stabilizer group can be ma…
Universality in odd-even harmonic generation and application in terahertz waveform sampling
Doan-An Trieu, Ngoc-Loan Phan, Quan-Hao Truong +4
Odd-even harmonics emitted from a laser-target system imprint rich, subtle information characterizing the system's dynamical asymmetry, which is desirable to decipher. In this Lett…
Dissipative prethermal discrete time crystal
DinhDuy Vu, Sankar Das Sarma
An ergodic system subjected to an external periodic drive will be generically heated to infinite temperature. However, if the applied frequency is larger than the typical energy sc…
Avalanche stability transition in interacting quasiperiodic systems
Yi-Ting Tu, DinhDuy Vu, Sankar Das Sarma
Coupling a 1D quasiperiodic interacting system to a Markovian bath, we study the avalanche instability of the many body localized phase numerically, finding that many body localiza…
Incommensurate many-body localization in the presence of long-range hopping and single-particle mobility edge
Ke Huang, DinhDuy Vu, Xiao Li +1
We study many-body localization (MBL) in the quasiperiodic - model, focusing on the role of next-nearest-neighbor (NNN) hopping , which introduces a single-particle…
Weak quantization of non-interacting topological Anderson insulator
DinhDuy Vu, Sankar Das Sarma
We study the transition between the two-dimensional topological insulator (TI) featuring quantized edge conductance and the trivial Anderson insulator (AI) induced by strong disord…
Dynamic bulk-boundary correspondence for anomalous Floquet topology
DinhDuy Vu
Periodically driven systems with internal and spatial symmetries can exhibit a variety of anomalous boundary behaviors at both the zero and quasienergies despite the trivial bu…
Thermal melting of a quantum electron solid in the presence of strong disorder: Anderson versus Wigner
DinhDuy Vu, Sankar Das Sarma
We consider temperature-induced melting of a Wigner solid in one dimensional (1D) and two dimensional (2D) lattices of electrons interacting via the long-range Coulomb interaction…
Fermionic many-body localization for random and quasiperiodic systems in the presence of short- and long-range interactions
DinhDuy Vu, Ke Huang, Xiao Li +1
We study many-body localization (MBL) for interacting one-dimensional lattice fermions in random (Anderson) and quasiperiodic (Aubry-Andre) models, focusing on the role of interact…
Reentrant Bloch ferromagnetism
DinhDuy Vu, Sankar Das Sarma
An interacting electron liquid in two (2D) and three (3D) dimensions may undergo a paramagnetic-to-ferromagnetic quantum spin polarization transition at zero applied magnetic field…
Superconductors with anomalous Floquet higher-order topology
DinhDuy Vu, Rui-Xing Zhang, Zhi-Cheng Yang +1
We develop a general theory for two-dimensional (2D) anomalous Floquet higher-order topological superconductors (AFHOTSC), which are dynamical Majorana-carrying phases of matter wi…
Presence versus absence of Two-Dimensional Fermi Surface Anomalies
Donovan Buterakos, DinhDuy Vu, Jiabin Yu +1
We theoretically consider Fermi surface anomalies manifesting in the temperature dependent quasiparticle properties of two-dimensional (2D) interacting electron systems, comparing…
Moiré versus Mott: Incommensuration and Interaction in One-Dimensional Bichromatic Lattices
DinhDuy Vu, S. Das Sarma
Inspired by the rich physics of twisted 2D bilayer moiré systems, we study Coulomb interacting systems subjected to two overlapping finite 1D lattice potentials of unequal periods…
Time-reversal-invariant -symmetric higher-order topological superconductors
DinhDuy Vu, Rui-Xing Zhang, Sankar Das Sarma
We propose a minimal lattice model for two-dimensional class DIII superconductors with -protected higher-order topology. While this class of superconductors cannot be topologi…
Tunneling conductance of long-range Coulomb interacting Luttinger liquid
DinhDuy Vu, Anibal Iucci, Sankar Das Sarma
The theoretical model of the short-range interacting Luttinger liquid predicts a power-law scaling of the density of states and the momentum distribution function around the Fermi…
Collective ground states in small lattices of coupled quantum dots
DinhDuy Vu, Sankar Das Sarma
Motivated by recent developments on the fabrication and control of semiconductor-based quantum dot qubits, we theoretically study a finite system of tunnel-coupled quantum dots wit…
One-dimensional few-electron effective Wigner crystal in quantum and classical regimes
DinhDuy Vu, Sankar Das Sarma
A system of confined charged electrons interacting via the long-range Coulomb force can form a Wigner crystal due to their mutual repulsion. This happens when the potential energy…