Pulse Shaping for Superconducting QubitsHigh-fidelity control of superconducting qubits requires carefully shaped microwave pulses to avoid several different kinds of error at once. This article is a pedagogical bridging text aimed at…Animesh Patra, Ankur Raina·Jul 20, 2026SaveLearn
Hybrid physical/logical zero-noise extrapolation with limited logical executionsPartially error-corrected logical executions are expected to become available before fully fault-tolerant quantum computation, but such executions usually take much longer runtime than physical,…D. V. Babukhin, W. V. Pogosov·Jul 20, 2026SaveLearn
Impact of Topology on Multipartite Entanglement Distribution Protocols in Quantum NetworksQuantum networks will rely on entanglement distribution to enable multi-user applications such as distributed quantum computing and cryptography. While multipartite entanglement distribution routing…Jazz E. Z. Ooi, Evan Sutcliffe, Alejandra Beghelli·Jul 20, 2026SaveLearn
Repulsive Gravitational Force as a Witness of the Quantum Nature of GravityWe show that a single spatially superposed 'source' mass acting on a 'probe' matter wavepacket can reveal the quantum nature of the gravitational field. For this we use a specific…Pablo L. Saldanha, Chiara Marletto, Vlatko Vedral·Jul 20, 2026SaveLearn
Hybrid Method of Efficient Simulation of Physics Applications for a Quantum ComputerQuantum chemistry and materials science are among the most promising areas for demonstrating algorithmic quantum advantage and quantum utility due to their inherent quantum mechanical nature. Still,…Carla Rieger, Albert T. Schmitz, Gehad Salem et al.·Jul 20, 2026SaveLearn
Learning Volterra Memory Kernels for Non-Markovian Qubit DynamicsWe develop a data-driven framework for identifying non-Markovian equations of motion for open quantum systems, demonstrated here for qubit-environment dynamics. Starting from the Nakajima-Zwanzig…Jimmie Adriazola, Katarzyna Roszak·Jul 20, 2026SaveLearn
Bound state solutions with a linear combination of Yukawa plus four-parameter diatomic potentials using path integral approach: Thermodynamic propertiesIn this paper, we investigate the approximate analytical bound states with a linear combination of two diatomic molecule potentials, Yukawa and four parameters potentials, within the framework of the…Mohamed Améziane Sadoun, Redouane Zamoum, Abdellah Touati·Jul 20, 2026SaveLearn
Increasing the secret key rates and point-to-multipoint extension for experimental coherent-one-way quantum key distribution protocolUsing quantum key distribution (QKD) protocols, a secret key is created between two distant users (transmitter and receiver) at a particular key rate. Quantum technology can facilitate secure…Venkat Abhignan, Mohit Mittal, Aditi Das et al.·Jul 20, 2026SaveLearn
Asymmetry effects in homodyne and heterodyne measurements: Positive operator-valued measures and asymptotic security of Gaussian-continuous-variable quantum key distributionWe use the Gaussian approximation describing photocount statistics for both the homodyne and the double homodyne (heterodyne) measurements to study asymmetry effects arising from imbalance of the…A. S. Naumchik, Roman K. Goncharov, Alexei D. Kiselev·Jul 20, 2026SaveLearn
Thermodynamic sampling of materials using neutral-atom quantum computersNeutral-atom quantum hardware has emerged as a promising platform for programmable many-body physics. In this work, we develop and validate a practical framework for extracting thermodynamic…Bruno Camino, Mao Lin, John Buckeridge et al.·Jul 20, 2026SaveLearn
Families of k-positive maps and Schmidt number witnesses from generalized equiangular measurementsQuantum entanglement is an important resource in many modern technologies, like quantum computation or quantum communication and information processing. Therefore, most interest is given to detect…Katarzyna Siudzińska·Jul 20, 2026SaveLearn
Stationary two-qubit entanglement mediated by one-dimensional plasmonic nanoarraysEntanglement is one of the key measures of quantum correlations present in nanophotonic systems, with promising applications in quantum optics and beyond. Previous studies have shown that the degree…Luke C. Ugwuoke, Tjaart P. J. Krüger, Mark S. Tame·Jul 20, 2026SaveLearn
Spin-Adapted Fermionic Unitaries: From Lie Algebras to Compact Quantum CircuitsConservation of symmetries is crucial for reliable quantum simulations of molecular systems, yet compact circuit implementations of fully symmetry-adapted fermionic unitaries have remained elusive…Ilias Magoulas, Francesco A. Evangelista·Jul 20, 2026SaveLearn
Certifying the dimensionality of any quantum channel with minimal assumptionsHigh-dimensional entanglement offers significant advantages over its low-dimensional counterpart in various information-processing tasks. However, to harness these advantages, it is crucial that the…Saheli Mukherjee, Bivas Mallick, Pratik Ghosal·Jul 20, 2026SaveLearn
Multipolar and nonlocal effects in plasmon-mediated entanglement generationThe generation of quantum entanglement is important for a wide range of quantum technology protocols. In nanophotonics, a promising platform for quantum technologies, entanglement generation via…Luke C. Ugwuoke, Tjaart P. J. Krüger, Mark S. Tame·Jul 20, 2026SaveLearn
No-signalling-projection-invariant Bell inequalitiesIn this paper, we highlight how any Bell inequality for a configuration involving n parties each performing one of m binary-outcome measurements has a canonical form that is…Soumyadip Patra, Jitendra Prakash, Aaditya Paudel et al.·Jul 20, 2026SaveLearn
Offline dedicated quantum attacks on block cipher constructions based on two parallel permutation-based pseudorandom functionsQuantum cryptanalysis is essential for evaluating the security of cryptographic systems against the threat of quantum computing. Recently, Shi et al. introduced a dedicated quantum attack on…Xiao-Fan Zhen, Zhen-Qiang Li, Jia-Cheng Fan et al.·Jul 20, 2026SaveLearn
False Positives Raised by Quantum Readout Error MitigationQuantum readout error mitigation is essential for noisy intermediate-scale quantum devices to achieve reliable data. The conventional approaches, conflating initialization errors with measurement…Yibin Guo, Yi Fan, Pei Liu et al.·Jul 20, 2026SaveLearn
Certifying localizable quantum properties with constant sample complexityCharacterizing increasingly complex quantum systems is a central task in quantum information science, yet experimental costs often scale prohibitively with system size. Certifying key properties…Zhenyu Du, Jinchang Liu, Elias X. Huber et al.·Jul 20, 2026SaveLearn
Extending the dynamic range in quantum frequency estimation with sequential weak measurementsQuantum metrology explores optimal quantum protocols for parameter estimation. In the context of optical atomic clocks, conventional protocols focus on optimal input states and measurements to…Su Direkci, Manuel Endres, Tuvia Gefen·Jul 20, 2026SaveLearn
Surface-Code Hardware HamiltonianWe present a scalable framework for accurately modeling many-body interactions in surface-code quantum processor units (QPUs). Combining a concise diagrammatic formalism with high-precision numerical…Xuexin Xu, Kuljeet Kaur, Chloé Vignes et al.·Jul 20, 2026SaveLearn
Capturing an Electron in the Virtual StateWe address a foundational question in quantum mechanics: Can a particle be directly found in a classically forbidden virtual state? We instantiate this conceptual question by investigating the…Alok Nath Singh, Bibek Bhandari, Rafael Sánchez et al.·Jul 20, 2026SaveLearn
Impossibility of Quantum Private QueriesSymmetric private information retrieval is a cryptographic task allowing a user to query a database and obtain exactly one entry without revealing to the owner of the database which element was…Esther Hänggi, Severin Winkler·Jul 20, 2026SaveLearn
A resource- and computationally-efficient protocol for multipartite entanglement distribution in Bell-pair networksMultipartite entangled states, such as Greenberger--Horne--Zeilinger (GHZ) states, are important resources in multiparty quantum networking tasks. We consider protocols for generating such states…S. Siddardha Chelluri, Sumeet Khatri, Peter van Loock·Jul 20, 2026SaveLearn
Quantum Classification through Tournament Voting for Robust Single-Shot InferenceQuantum machine learning (QML) promises powerful classification capabilities, but suffers from fragile output encodings and high sampling demands -- especially in multiclass settings. Traditional…Anastasja D. Helgesen, Jan-Åke Larsson, Michael Felsberg·Jul 20, 2026SaveLearn