Papers

2,067 papers found

Efficient and flexible preparation of photonic NOON states in a superconducting system

Dong-Sheng Li, Yi-Hao Kang, Zhi-Cheng Shi +3 more·Mar 18, 2026

The NOON states play a critical role as physical resources in quantum information processing and quantum metrology, yet their preparation efficiency and applicability are often constrained by complicated operational procedures or the requirement for ...

Quantum Physics

Noise-resilient nonadiabatic geometric quantum computation for bosonic binomial codes

Dong-Sheng Li, Yang Xiao, Yu Wang +5 more·Mar 18, 2026

The binomial code is renowned for its parity-mediated loss immunity and loss-error recoverability, while geometric phases are widely recognized for their intrinsic resilience against noise. Capitalizing on their complementary merits, we propose a noi...

Quantum Physics

Cache Hierarchy and Vectorization Analysis of Lindblad Master Equation Simulation for Near-Term Quantum Control

Rylan Malarchick·Mar 17, 2026

Simulation of open quantum systems via the Lindblad master equation is a computational bottleneck in near-term quantum control workflows, including optimal pulse engineering (GRAPE), trajectory-based robustness analysis, and feedback controller desig...

Quantum Physics

Generation of many-body Bell correlations with short-range interactions in analog and digital quantum simulators

Marcin Płodzień, Jan Chwedeńczuk·Mar 17, 2026

The dynamical generation of quantum resources, such as many-body entanglement or Bell correlations, can be achieved via one-axis twisting (OAT) dynamics, which require all-to-all couplings. However, current digital and analog quantum simulation platf...

Quantum Physicscond-mat.quant-gas

Full-quantum variational dynamics simulation for time-dependent Hamiltonians with global spectral discretization

Minchen Qiao, Zi-Ming Li, Yu-xi Liu·Mar 17, 2026

The most widely used approach for simulating the dynamics of time-dependent Hamiltonians via quantum computation depends on the quantum-classical hybrid variational quantum time evolution algorithm, in which ordinary differential equations of the var...

Quantum PhysicsAtomic Physics

Chiral and bond-ordered phases in a triangular-ladder superconducting-qubit quantum simulator

Matthew Molinelli, Joshua C. Wang, Jeronimo G. C. Martinez +4 more·Mar 17, 2026

Many-body systems with strong interactions often exhibit macroscopic behavior markedly absent in single-particle or noninteracting limits. Such emergent phenomena are well exemplified in lattice Hubbard models, where the interplay between interaction...

Quantum PhysicsMesoscale Physicscond-mat.str-elcond-mat.supr-con

Efficient Shadow Tomography of Thermal States

Chi-Fang Chen, András Gilyén·Mar 17, 2026

We present a general protocol for estimating $M$ observables from only $\mathcal{O}(\log (M)/\varepsilon^2)$ copies of a Gibbs state whose Hamiltonian is accessible. The protocol uses single-copy, nonadaptive measurements and uses a total Hamiltonian...

Quantum Physics

An asymmetry lower bound on fermionic non-Gaussianity

Filiberto Ares, Michele Mazzoni, Sara Murciano +3 more·Mar 17, 2026

Fermionic Gaussian states are a fundamental tool in many-body physics, faithfully representing non-interacting quantum systems and allowing for efficient numerical simulations. Given a many-body wave function, it is therefore interesting to ask how m...

Quantum Physicscond-mat.stat-mechMathematical Physics

Kibble-Zurek Mechanism in the Open Quantum Rabi Model

T. Pirozzi, G. Di Bello, V. Cataudella +2 more·Mar 17, 2026

The Kibble-Zurek mechanism provides a universal framework for predicting defect formation in non-equilibrium phase transitions. While Markovian dissipation typically degrades universal scaling, the impact of non-Markovian memory remains largely unexp...

Quantum PhysicsMesoscale Physics

Secure Quantum Communication: Simulation and Analysis of Quantum Key Distribution Protocols

Mahendra Rasay, Emmanuel D. Sebastian, Subhash Prasad Sah +2 more·Mar 17, 2026

Quantum computing poses significant threats to conventional cryptographic techniques such as RSA and AES, motivating the need for quantum secure communication methods. Quantum Key Distribution (QKD) offers information theoretic security based on fund...

Quantum Physics

Quantum dynamics of few-photon pulsed waveguide-QED with a single artificial atom: frequency-dependent scattering theory and time-dependent matrix product states

Sofia Arranz Regidor, Matthew Kozma, Stephen Hughes·Mar 17, 2026

We present a quantum dynamical study of pulsed few-photon scattering from a single artificial atom, consisting of a two-level system (TLS) or qubit, in a waveguide QED system, directly comparing and contrasting two different quantum theoretical simul...

Quantum Physics

Logarithmic-depth quantum state preparation of polynomials

Baptiste Claudon, Alexis Lucas, Jean-Philip Piquemal +2 more·Mar 17, 2026

Quantum state preparation is a central primitive in many quantum algorithms, yet it is generally resource intensive, with efficient constructions known only for structured families of states. This work introduces a method for preparing quantum states...

Quantum Physics

Monte Carlo sampling from a projected entangled-pair state in simulations of quantum annealing in the three dimensional random Ising model

Jacek Dziarmaga·Mar 17, 2026

Quantum annealing with the D-Wave Advantage system in the random Ising model on a cubic lattice is simulated using a three-dimensional (3D) tensor network. The Hamiltonian is driven across a quantum phase transition from a paramagnetic phase to a spi...

Quantum Physicscond-mat.dis-nncond-mat.str-el

Hybrid Classical-Quantum Transfer Learning with Noisy Quantum Circuits

D. Martín-Pérez, F. Rodríguez-Díaz, D. Gutiérrez-Avilés +2 more·Mar 17, 2026

Quantum transfer learning combines pretrained classical deep learning models with quantum circuits to reuse expressive feature representations while limiting the number of trainable parameters. In this work, we introduce a family of compact quantum t...

Quantum Physicscs.LG

Tunable Rotation-Associated Slow-to-Fast Light Conversion via Optomagnonic Coupling

Jingyu Liu, Shirong Lin·Mar 17, 2026

Cavity optomechanics has enabled slow-to-fast light conversion, but traditional optomechanic systems suffer from limited tunability due to fixed mechanical frequencies. To address this constraint, we introduce a magnon degree of freedom into an optom...

Quantum Physics

Qudit Implementation of the Rodeo Algorithm for Quantum Spectral Filtering

Julio Cesar Siqueira Rocha, Rodrigo Alves Dias·Mar 17, 2026

Qudits, the multi-level generalization of qubits, provide a natural extension of the binary paradigm in quantum computation and offer new opportunities to enhance algorithmic performance. Beyond their direct applicability to the simulation of multi-l...

Quantum Physicscond-mat.stat-mechphysics.comp-ph

Monolithic Segmented 3D Ion Trap for Quantum Technology Applications

Abhishek Menon, Michael Straus, George Tomaras +12 more·Mar 17, 2026

Monolithic three-dimensional (3D) Paul traps combine the high-precision microfabrication of two-dimensional (2D) chip traps with the deep trapping potentials and low heating rates characteristic of macroscopic 3D Paul traps, which are typically machi...

Quantum PhysicsAtomic Physics

Statistics-governed dynamical scaling in interacting anyonic chains

Xu-Chen Yang, Botao Wang, Jianpeng Liu +3 more·Mar 16, 2026

Particle statistics impose fundamental constraints on nonequilibrium quantum dynamics, yet it remains an open question whether anyonic statistics can lead to emergent dynamical scaling beyond the conventional Bose-Fermi paradigm. Here we investigate ...

cond-mat.quant-gascond-mat.str-elQuantum Physics

Programmable pixel-mode linear interferometers using multi-plane light conversion

Mushkan Sureka, Itay Ozer, Wenhua He +3 more·Mar 16, 2026

Programmable linear optical interferometers are a core primitive in optical signal processing, quantum information processing, and photonic computing. Existing photonic-integrated implementations realize arbitrary $M$-mode unitaries using Mach--Zehnd...

physics.opticsQuantum Physics

Quantum simulation of lattice gauge theories coupled to fermionic matter via anyonic regularization

Mason L. Rhodes, Shivesh Pathak, Riley W. Chien·Mar 16, 2026

The optimal regularization of infinite-dimensional degrees of freedom is a central open problem in the tractable simulation of lattice gauge theories on quantum computers. Here, we consider regularizing the gauge field by replacing the gauge group $G...

Quantum Physicscond-mat.str-elhep-lat