Stochastic Liouville-transport theory of light-atom interaction noise in thermal atomic vaporsAtom-light interaction noise can limit thermal-vapor sensing. Existing theories often treat internal-state dynamics, finite-mode atomic motion, and stochastic renewal separately, obscuring their…Shaoxin Yuan, Bin Wu, Mingyong Jing et al.·Aug 15, 2026SaveLearn
An error-mitigated quantum annealing solution for the weighted Max-Cut problem on a cubic latticeThe weighted Max-Cut problem is an NP-hard problem with application implications. It is investigated on a cubic lattice with 113 nodes and mixed-signed random edge weights. For a fixed upper bound on…Y. S. Yang, P. Tyson, A. B Murphy·Aug 15, 2026SaveLearn
Optimized EIT-Based Multi-Target CNOTk Gates in Heteronuclear Rydberg Atom ArraysEfficient stabilizer readout requiring multi-qubit coupling is a core bottleneck for quantum error correction. One feasible method is direct implementation of the controlled-U gate between one…Zeyu Zhou, Xian-Lei Sheng, Peng Xu et al.·Aug 15, 2026SaveLearn
PAS-QFL: Personalized Ansatz Selection for Quantum Federated Learning under Client Data HeterogeneityQuantum federated learning (QFL) lets multiple quantum clients collaboratively train quantum neural networks (QNNs) without sharing private local data. However, existing QFL methods commonly assume…Jindi Wu, Qun Li·Aug 15, 2026SaveLearn
Qudit-ADAPT-VQE: an adaptive variational algorithm with counterdiabatic-inspired improvements for quditsVariational quantum algorithms based on qudits have attracted significant attention in recent years. However, as in their qubit-based counterparts, challenges such as barren plateaus and the design…Joaquín Molina, Herbert Díaz-Moraga, Dardo Goyeneche et al.·Aug 15, 2026SaveLearn
Floquet-Liouville Theory for Strongly Driven Open Quantum SystemsPeriodically driven quantum systems are commonly modeled using master equations constructed in the eigenbasis of an undriven Hamiltonian, implicitly assuming that environmental dissipation couples to…Kamran Akbari, Stephen Hughes·Aug 15, 2026SaveLearn
Channel-Constrained Information Scheduling for Quantum DiffusionInformation-based diffusion schedules organize the reverse problem by prescribing how much source information remains after each forward step. For mixed-state quantum diffusion, density-level targets…Qipeng Qian, Yuntao Qian·Aug 14, 2026SaveLearn
Quantum Speedups for Log-Concave Sampling from Local StructureFor a convex function f Rd R, the problem of sampling from a distribution proportional to e-f(x) is called log-concave sampling. In many practical scenarios, the…Chenghua Liu, Qisheng Wang, Zhengfeng Ji·Aug 14, 2026SaveLearn
The HALO Engine: O(1)-Step Compilation and Localized String Rupture for Lattice Gauge Theories on Quantum HardwareSimulating real-time dynamics in lattice gauge theories (LGTs) is severely constrained by the circuit depth overhead of standard fermion-to-qubit mappings, which scale linearly or quadratically with…Abhiroop Gohar·Aug 14, 2026SaveLearn
Non-Inertial Response of Correlations: From Scalar Bell Observables to an Extended Correlation TensorA standard Bell observable is a scalar correlation associated with a selected pair of local measurement directions. We formulate it as a projection of a complete two-particle correlation tensor and…Timur F. Kamalov·Aug 14, 2026SaveLearn
A gauge-invariant theory of small Markovian errors in quantum gate setsNoisy logic operations on a quantum computational register -- e.g., one or more qubits -- can be described by transfer matrices (a.k.a. CPTP maps or superoperators) that act linearly on the density…Juan Gonzalez De Mendoza, Corey Ostrove, Timothy Proctor et al.·Aug 14, 2026SaveLearn
Minimality of the Pure Qubit ZX CalculusThe ZX calculus is a graphical language for reasoning about quantum processes. In this paper, we develop a minimal pure-qubit ZX calculus based on the work of Vilmart [arXiv:1812.09114], Backens,…Harry K. Stoltz, Renaud Vilmart·Aug 14, 2026SaveLearn
Chiral Nonlinear Optics and Optical ControlChiral light-matter interactions lie at the heart of emerging technologies such as quantum network protocols and quantum logic gates. In the few photon regime, it has been shown that chiral…Cedric Dufresne, Annabelle Makowski, Nir Rotenberg·Aug 14, 2026SaveLearn
Enabling Hybrid HPCQC Workflows with a Heterogeneous Software StackIn this work, we demonstrate hybrid High Performance Computing-Quantum Computing (HPCQC) workflows on a production petascale system. The demonstration combines three components: the SuperMUC-NG…Muhammad Nufail Farooqi, Minh Chung, Burak Mete et al.·Aug 14, 2026SaveLearn
Geometric signatures of the onset of many-body ergodicityIdentifying universal, robust, and interpretable signatures of the onset of ergodicity remains a major challenge. The adiabatic gauge potential has been noted to act as a sensitive probe of quantum…Chris Ventura-Meinersen, Edmondo Valvo, Stefano Bosco et al.·Aug 14, 2026SaveLearn
Multicolor nonlinear chiral quantum optics: beyond phaseChiral quantum nonlinearities that arise when light interacts with quantum emitters are known to modulate only the phase but not the amplitude of scattered photons, enabling the creation of…Cedric Dufresne, Annabelle Makowski, Nir Rotenberg·Aug 14, 2026SaveLearn
Separable Counterexamples to Complementary Quantum Correlations, and Why Random Search Missed ThemThe complementary quantum correlations (CQC) relation bounds the sum of two classical mutual informations, obtained from local mutually unbiased measurements, by the quantum mutual information of the…Lilong Qian·Aug 14, 2026SaveLearn
Stabilizer Statistical Mechanics: A Framework for Efficient Quantification and Classification of Magic StatesThe partition function is statistical mechanics' answer to an exponentially large spectrum, distilling it into a single analytic object whose temperature dependence resolves the full structure of…William E. Salazar, Gaurav Saxena, Jack S. Baker et al.·Aug 14, 2026SaveLearn
Measurement-Feedback Quantum Information Engine: Coherence-Transition Interference and Correlated Work StatisticsMeasurement and feedback jointly prepare coherence and select finite-time dynamics in quantum information engines. Complementing a companion experimental realization, we develop a mechanism-resolved…Yingying Hong, Dehua Liu, Jinfeng Wei et al.·Aug 14, 2026SaveLearn
Current fluctuations in a non-additive open quantum system: breakdown of the quantum-jump approachOpen quantum system dynamics is efficiently described by the quantum master equation formalism. Therein, quantum master equations in Lindblad form constitute an important subclass describing…Ilia Khomchenko, Saulo V. Moreira, Emanuel Schwarzhans et al.·Aug 14, 2026SaveLearn
To PT or not to PT: Noise-induced escape and nonlinear-damping stabilization in a parity-time dimerParity-time (PT) symmetric systems exhibit long-lived excitations by balancing gain and loss in coupled resonators, driving extensive theoretical interest and diverse experimental…Richelle Jade L. Tuquero, Kilian Seibold, Oded Zilberberg·Aug 14, 2026SaveLearn
Linearised quantum signal processingQuantum functional programming has been developed through two distinct paradigms in the last few years: Quantum Signal Processing (QSP)-based methods, including the Quantum Singular Value…Marek Arsenault, Hlér Kristjánsson·Aug 14, 2026SaveLearn
Native multi-qubit gates on a single-junction unimon circuitQuantum processors with native multi-qubit gates may offer very efficient implementations of near-term quantum algorithms on noisy hardware. Here, we introduce the multiunimon, a superconducting…Sasu Tuohino, Mikko Möttönen, Matti Silveri·Aug 14, 2026SaveLearn
Analytical Theory of Higher-Order Collective Spin Interactions in Cavity Quantum ElectrodynamicsCavity-mediated collective-spin interactions are commonly described by a quadratic one-axis twisting Hamiltonian. However, the underlying atom-light interaction naturally generates nonlinearities to…Leilani Ainsworth, Chase Gomes, Joseph Prescott et al.·Aug 14, 2026SaveLearn
Equivalence Between Average-Case Hardness of Learning and Cryptography for Mixed Quantum StatesThe relationship between cryptography and learning theory has long been a central theme in the foundations of theoretical computer science: cryptographic primitives can imply hardness of learning,…Alexandru Cojocaru, Laura Lewis·Aug 14, 2026SaveLearn