Papers

11,886 papers found

Complexity phase transition for continuous-variable cluster state

Byeongseon Go, Hyunseok Jeong, Changhun Oh·Apr 9, 2026

Continuous-variable (CV) cluster states offer a promising platform for large-scale measurement-based quantum computations (MBQC). However, finite squeezing inevitably introduces Gaussian noise during MBQC. While fault-tolerant MBQC schemes exist in p...

Quantum Physics

Inverse Laplace and Mellin integral transforms modified for use in quantum communications

Gustavo Alvarez, Igor Kondrashuk·Apr 9, 2026

Integral transformations are useful mathematical tool to work out signals and wave-packets in electronic devices. They may be used in software protocols. Necessary knowledge may come from quantum field theory, in particular from quantum chromodynamic...

Quantum PhysicsMathematical Physics

Ghost imaging with zero photons

Meixue Chen, Yiqi Song, Yu Gu +8 more·Apr 9, 2026

Ghost imaging was first demonstrated with entangled photon pairs and well-known for its peculiar properties. The signal beam that illuminates the object possesses no spatial resolution, whereas the reference beam, which never interacts with the objec...

Quantum Physicsphysics.optics

Critical Entanglement Dynamics at Dynamical Quantum Phase Transitions

Kaiyuan Cao, Mingzhi Li, Xiang-Ping Jiang +2 more·Apr 9, 2026

We investigate the critical behavior of momentum-space entanglement entropy at dynamical quantum phase transitions (DQPTs) in translationally invariant two-band insulators and superconductors. By analyzing the Su-Schrieffer-Heeger model, the quantum ...

Quantum Physics

Trotterization with Many-body Coulomb Interactions: Convergence for General Initial Conditions and State-Dependent Improvements

Di Fang, Xiaoxu Wu·Apr 9, 2026

Efficiently simulating many-body quantum systems with Coulomb interactions is a fundamental question in quantum physics, quantum chemistry, and quantum computing, yet it presents unique challenges: the Hamiltonian is an unbounded operator (both kinet...

Quantum PhysicsMathematical Physics

Smells Like Fire: Exploring the Impact of Olfactory Cues in VR Wildfire Evacuation Training

Alison Crosby, MJ Johns, Eunsol Sol Choi +3 more·Apr 9, 2026

This paper presents a pilot study exploring the effects of an olfactory stimulus (smoke) for a Virtual Reality game designed to support wildfire evacuation preparedness. Participants (N=18) were split evenly into either a smoke or a control condition...

cs.HCEmerging Tech

Control-centric quantum noise spectroscopy of time-ordered polyspectra

Kaiah Steven, Elliot Coupe, Qi Yu +1 more·Apr 9, 2026

Precise environmental-noise characterisation in open quantum systems is a key step toward high-fidelity quantum control and targeted decoherence suppression in computing and sensing applications. Non-parametric quantum noise spectroscopy (QNS) provid...

Quantum Physics

A Thermodynamic SU(1,1) Witness Framework for Double-Quantum NMR Signals in Neural Tissue

Christian Kerskens·Apr 8, 2026

Entanglement criteria based on variances or Fisher information are well developed for compact collective spin algebras, but their extension to non-compact dynamical sectors is less straightforward. In particular, double-quantum (DQ) observables assoc...

Quantum Physics

Exponential quantum advantage in processing massive classical data

Haimeng Zhao, Alexander Zlokapa, Hartmut Neven +4 more·Apr 8, 2026

Broadly applicable quantum advantage, particularly in classical data processing and machine learning, has been a fundamental open problem. In this work, we prove that a small quantum computer of polylogarithmic size can perform large-scale classifica...

Quantum PhysicsAIComplexitycs.IT

Fermionic entanglement and quantum correlation measures in molecules

J. Garcia, J. A. Cianciulli, R. Rossignoli·Apr 8, 2026

We analyze fermionic entanglement and correlation measures in the ground and the low temperature thermal state of the water molecule as a function of the internuclear distance in the context of the full configuration interaction approach. The aim is ...

Quantum Physics

Trilinear Compute-in-Memory Architecture for Energy-Efficient Transformer Acceleration

Md Zesun Ahmed Mia, Jiahui Duan, Kai Ni +1 more·Apr 8, 2026

Self-attention in Transformers generates dynamic operands that force conventional Compute-in-Memory (CIM) accelerators into costly non-volatile memory (NVM) reprogramming cycles, degrading throughput and stressing device endurance. Existing solutions...

cs.AREmerging TechNeural Computing

Hybrid-2D Excitonic Metasurfaces for Complex Amplitude Modulation

Tom Hoekstra, Mark L. Brongersma, Jorik van de Groep·Apr 8, 2026

Dynamic control of visible light is crucial for technologies such as holographic displays and adaptive optics. Passive metasurfaces can shape wavefronts at the subwavelength scale and active metasurfaces promise to extend this functionality into the ...

physics.opticsMesoscale Physicscond-mat.mtrl-sciQuantum Physics

Energy-Efficient Drone Logistics for Last-Mile Delivery: Implications of Payload-Dependent Routing Strategies

Ziyue Li, Qianwen, Guo +1 more·Apr 8, 2026

Drone delivery is rapidly emerging as a cost-effective and energy efficient alternative for last-mile delivery. Unlike ground vehicles, a drone's energy consumption depends on its payload in addition to travel distance. This creates a unique environm...

Emerging Tech

FR3 for 6G Networks: A Comparative Study against FR1 and FR2 Across Diverse Environments

Fahimeh Aghaei, Mehdi Monemi, Mehdi Rasti +1 more·Apr 8, 2026

Motivated by increasing wireless capacity demands and 6G advancements, the newly defined Frequency Range 3 (FR3, 7.125-24.25 GHz), also known as the upper mid-band, has emerged as a promising spectrum candidate. It offers a balance between the large ...

Emerging Tech

On Lorentzian symmetries of quantum information

James Fullwood, Vlatko Vedral, Edgar Guzmán-González·Apr 8, 2026

A foundational result in relativistic quantum information theory due to Peres, Scudo, and Terno, is that von Neumann entropy is not Lorentz invariant. Motivated by the "It from Qubit" paradigm, here we show that Lorentzian symmetries of quantum infor...

Quantum Physics

Optimal Quantum State Testing Even with Limited Entanglement

Chirag Wadhwa, Sitan Chen·Apr 8, 2026

In this work, we consider the fundamental task of quantum state certification: given copies of an unknown quantum state $ρ$, test whether it matches some target state $σ$ or is $ε$-far from it. For certifying $d$-dimensional states, $Θ(d/ε^2)$ copies...

Quantum PhysicsData Structures

Quantum Simulation of Collective Neutrino Oscillations using Dicke States

Katarina Bleau, Nikolina Ilic, Joachim Kopp +2 more·Apr 8, 2026

In dense neutrino gases, which exist for instance in supernovae, the flavour states of different neutrinos may become entangled with one another. The theoretical description of such systems may therefore call for simulations on a quantum computer. Ex...

Quantum Physicsastro-ph.HEhep-ph

Operational criteria for quantum advantage in latency-constrained nonlocal games

Changhao Li, Seigo Kikura, Akihisa Goban +2 more·Apr 8, 2026

Remote entanglement enables coordinated decision making without communication and produces correlations beyond those achievable by any classical strategy, representing a practical quantum advantage in time-critical distributed decision-making problem...

Quantum PhysicsAtomic Physics

When is randomization advantageous in quantum simulation?

Francesco Paganelli, Michele Grossi, Andrea Giachero +2 more·Apr 8, 2026

We study the regimes in which Hamiltonian simulation benefits from randomization. We introduce a sparse-QSVT construction based on composite stochastic decompositions, where dominant terms are treated deterministically and smaller contributions are s...

Quantum Physics

Ten-Second Electron-Spin Coherence in Isotopically Engineered Diamond

Takashi Yamamoto, H. Benjamin van Ommen, Kai-Niklas Schymik +7 more·Apr 8, 2026

Solid-state spin defects are a promising platform for quantum networks. A key requirement is to combine long ground-state spin-coherence times with a coherent optical transition for spin-photon entanglement. Here, we investigate the spin and optical ...

Quantum Physics