Parallel quantum channel discrimination and numerical ranges in tensor product subspacesQuantum channel discrimination plays a crucial role in quantum information theory. Of particular interest is the case in which the channels can be discriminated perfectly. In this work, we focus on…Adam Bílek, Paulina Lewandowska, Ryszard Kukulski·Sep 17, 2026·Top 50%SaveLearn
Asymptotically Good Quantum Locally Testable CodesWe construct explicit families of asymptotically good quantum locally testable codes over qubits. More precseily, we construct explicit quantum LDPC CSS codes over qubits having constant rate,…William Gay, Fernando Granha Jeronimo·Sep 17, 2026·Top 6%SaveLearn
All causally separable quantum processes are quantum circuits with classical control of causal orderThe concept of causal (non)separability describes whether the causal order between parties that perform local quantum operations is well-defined or indefinite. Causal (non)separability in the general…Julian Wechs, Alastair A. Abbott, Cyril Branciard·Sep 17, 2026·Top 11%SaveLearn
Analytic leakage suppression with a single control field: fast two-qubit gates with tunable couplersSimple analytic pulse-shaping techniques are of great practical utility in quantum control, with prime examples being the DRAG method for suppressing leakage in superconducting microwave gates and…Lukas Heunisch, Michael J. Hartmann, Aashish A. Clerk·Sep 17, 2026·Top 45%SaveLearn
Procrastinating einselection in non-Markovian quantum dynamicsAmong the processes governed by open-system and dissipative quantum dynamics, environment-induced superselection, or einselection, is particularly foundational, since it describes the formation of a…Michael J. Moody, Tara Kalsi, Agung Budiyono et al.·Sep 17, 2026·Top 78%SaveLearn
Quantum Entropy Contraction and Factorization from HypercontractivityWe prove that hypercontractivity implies entropy contraction for a single quantum channel, without a detailed balance condition. For primitive quantum Markov semigroups that are KMS-symmetric with…Li Gao, Lijun Wang·Sep 17, 2026·Top 59%SaveLearn
Mermin-Peres magic rectangles modulo odd primesThe Mermin-Peres magic square provides a simple example of a system of linear equations over Z/2Z which has no classical solutions but does have a finite-dimensional operator…Josse van Dobben de Bruyn, Remy van Dobben de Bruyn, Peter Zeman·Sep 17, 2026·Top 49%SaveLearn
Efficient Non-Uniform Quantum Hermite Transform through Adaptive SamplingOn the span of the first N oscillator modes, Gauss--Hermite quadrature gives an exact change of basis between mode coefficients and N weighted position space samples. We implement this transform…Nitay Mayo, Aryeh Lev Zabokritskiy·Sep 17, 2026·Top 56%SaveLearn
Blind Quantum Computation with a Small Quantum ServerBlind quantum computation (BQC) allows low-resource clients to securely delegate computations to a quantum server, but server resource costs scale with the computation size, posing a bottleneck for…Daniel Lovsted, Filipa C. R. Peres, Joshua Nevin et al.·Sep 17, 2026·Top 15%SaveLearn
k-fold unbiased measurements and maximal incompatibilityMutually unbiased bases capture perfect complementarity between two quantum measurements. Extensions beyond pairwise unbiasedness have been proposed, but essentially no non-trivial higher-order…Sébastien Designolle, Máté Farkas·Sep 17, 2026·Top 7%SaveLearn
Quantum Simulation of Dissipative Non-Markovian Coupled Classical OscillatorsWe present a quantum algorithm for simulating classical oscillator networks characterized by non-Markovian dissipation and time-varying material properties, extending recent speedups for undamped…Malte Schade, Sophia Simon, Nathan Wiebe et al.·Sep 17, 2026·Top 30%SaveLearn
Proof of a positive coherent-error threshold for topological quantum codesThreshold analyses of quantum error-correcting codes are well established for stochastic error models, in which errors occur randomly with given probabilities. However, errors in actual devices can…Shiro Tamiya, Masato Koashi·Sep 17, 2026·Top 4%SaveLearn
Multinegativity and single-letter formulas for asymptotic entanglementThe study of entanglement inevitably leads to the concept of regularization, where measures are evaluated on infinitely many copies of a state. Single-letter formulas try to make these asymptotic…Raphael Brinster, Tulja Varun Kondra, Hermann Kampermann et al.·Sep 17, 2026·Top 7%SaveLearn
TetrisCNN for interpretable detection of phases of matter from experimental quantum simulator dataDetecting phases of matter in general relies on identifying the correct order parameter - a task that remains notoriously difficult for unknown transitions and traditionally is guided by physical…Kacper Cybiński, Björn van Zwol, James Enouen et al.·Sep 17, 2026·Top 43%SaveLearn
Hardness of Pathfinding in a Welded TreeStarting from the entrance of a welded tree, a quantum walk algorithm can find its exit vertex exponentially faster than any classical algorithm. However, it has been an open question whether any…David Miloschewsky, Supartha Podder·Sep 17, 2026·Top 19%SaveLearn
Quantum Noise Limited Nonlinear Phase-Preserving Amplification of a Bosonic ModeDoes quantum mechanics allow for deterministic amplification schemes that simultaneously behave uniformly for all angles of bosonic phase space (i.e. phase preserving) and are nonlinear in the…Abel te Riele, Tzula B. Propp·Sep 17, 2026·Top 56%SaveLearn
Proof of Shor's conjecture on the accessible information of quantum dichotomiesThe accessible information of any given quantum ensemble quantifies the maximum amount of Shannon information that can be extracted from the ensemble by any quantum measurement. Almost three decades…Michele Dall'Arno·Sep 17, 2026·Top 2%SaveLearn
Experimental demonstration of finite-size general security via discrete-modulated CVQKD with real time postprocessingContinuous-variable quantum key distribution (CVQKD) is compatible with telecommunication infrastructure, but implementing composable security with experimentally practical resources has remained…Sven Bodenstedt, Carlos Pascual-García, Nil Canta i Pujol et al.·Sep 17, 2026·Top 19%SaveLearn
FT-Weave: Real-Time Compilation Framework for Reconfigurable Fault-Tolerant Quantum ArchitecturesFault-tolerant quantum computing (FTQC) is essential for large-scale quantum computation, but realizing useful application throughput requires coordinating resource preparation, assignment, routing,…Wan-Hsuan Lin, Milan Kornjača, Chen Zhao et al.·Sep 17, 2026·Top 63%SaveLearn
Scalable logical qubitsUtility-scale quantum computing will require executing long, complex algorithms with end-to-end error rates far below what physical qubits can support directly. Error-corrected logical qubits are…Matthias Troyer, Chetan Nayak, John Martinis·Sep 17, 2026·Top 12%SaveLearn
Technical Report OFDM-Assisted Simultaneous Quantum and Classical THz CommunicationsThe feasibility of cost-effective simultaneous quantum and classical communication (SQCC) transmitting both the quantum key and classical information via a superimposed coherent state is investigated…Xin Liu, Chao Xu, Soon Xin Ng et al.·Sep 17, 2026·Top 93%SaveLearn
Coherent error threshold for quantum LDPC codesA key appeal of quantum low-density parity check (qLDPC) codes is their ability to suppress stochastic Pauli noise below nonzero thresholds. Coherent errors are fundamentally different: they produce…Zhengyi Han, Yuanchen Zhao, Yijia Xu et al.·Sep 17, 2026·Top 2%SaveLearn
Noise-Robust Quantum State Characterization for Remote State Preparation with Deep LearningQuantum communication underpins secure information processing and scalable quantum networks. In particular, remote state preparation (RSP) enables efficient quantum state transfer, but accurately…Bo Tang, Zixuan Liao, Hao Li et al.·Sep 17, 2026·Top 56%SaveLearn
Neutral atom quantum computing for materials science and quantum chemistryNeutral atom arrays have emerged as versatile platforms for performing both digital and analogue quantum computing and simulation, with demonstrations ranging from large-scale programmable…J. D. Pritchard·Sep 17, 2026SaveLearn
VQE Validation on the Mononuclear T1 (Blue-Copper) Site: A Stepping Stone to the Multi-Copper Laccase ClusterValidating variational quantum eigensolver (VQE) pipelines on realistic chemical systems is a critical stepping stone toward tackling classically intractable molecules. In this work, we report…Lucia Malickova·Sep 17, 2026·Top 95%SaveLearn