Quantum walker trapped by self-similarity of the Sierpiński carpetWe study the dynamics of a single quantum particle on a finite-size square lattice with a fractal structure resembling the Sierpiński carpet, and compare it to the dynamics on a uniform lattice of…Tomasz Sowiński·Aug 5, 2026SaveLearn
Quantum States Protection under Environmental NoiseAll realistic quantum systems are inevitably in contact with the environment. Suppressing theimpact of environmental noise is a critical challenge in cutting-edge quantum technologies. In thiswork,…Kai Wang, Zhen-Yang Peng·Aug 5, 2026SaveLearn
Motional refocusing for trap-off Rydberg gatesRydberg entangling gates in optical-tweezer arrays are commonly executed with the trapping light switched off, so every gate contains a release--and--recapture cycle that heats the atomic motion and…Yoav Sagi, Ofer Firstenberg, Nir Davidson et al.·Aug 5, 2026SaveLearn
High-cooperativity coupling and spin-resolved extinction of tin-vacancy centers in a diamond-like microcavityThe tin-vacancy (SnV) center in diamond is a promising spin-photon interface for quantum networks, combining favorable optical properties with spin coherence above 1K. Unfolding the full potential…Kerim Köster, András Laukó, Federico Rapisarda et al.·Aug 5, 2026SaveLearn
Demonstrating advantages of dynamic quantum circuits on a hybrid superconducting qubit-cavity processorDynamic quantum circuits (DQCs) provide a hardware-efficient route to quantum computing by reducing physical-qubit overhead and compressing circuit topology through mid-circuit measurements, qubit…Hongbo Wu, Ling Hu, Jiasheng Mai et al.·Aug 5, 2026SaveLearn
Constructive realization of self-referential prediction limits in quantum control: Resource bounds and Gödel-safe architecturesProgrammable quantum control systems increasingly rely on predictive modules for certification, real-time feedback, and autonomous decision-making. This development raises a fundamental question: can…Salman Sajad Wani, Álvaro Perales-Eceiza, Saif Al-Kuwari et al.·Aug 5, 2026SaveLearn
From normal Lindbladians to non-normal quantum trajectoriesEfficient simulation of Markovian open quantum systems remains a central challenge because the density-matrix description grows exponentially with system size. Quantum trajectory methods provide an…Shakib Daryanoosh·Aug 5, 2026SaveLearn
Single-eigenstate test of eigenstate thermalization hypothesis via perturbed eigenstate quenchWe propose and numerically validate an efficient single-eigenstate diagnostic for the eigenstate thermalization hypothesis (ETH) based on a perturbed eigenstate quench protocol. By introducing a weak…Zhouhao Guo, Jiaju Zhang·Aug 5, 2026SaveLearn
Quantum SWITCH-induced non-Markovianity is not entirely quantumIndefinite causal order extends quantum information processing beyond fixed causal structures, with the quantum SWITCH serving as its canonical realization. By coherently superposing different orders…Rajeev Gangwar, Ananda G. Maity·Aug 5, 2026SaveLearn
Spectral evolution of two-photon emission in microresonatorsHigh-Q silicon nitride microresonators are versatile sources for generating photon pairs via four-wave mixing. We investigate the spectral coherence of this process, tracking the transition from the…Francesca Famà, Stefano Dello Russo, Stefano Giaccari et al.·Aug 5, 2026SaveLearn
Effect of Cross-Spectral Correlations on Qubit Dynamics: Coherence Revival and Relaxation ModulationWe investigate the reduced dynamics of a qubit subject to correlated longitudinal and transverse noise arising from its coupling to a shared bosonic bath. The environmental fluctuations are…Siddhartha Dutta, Sujay Mondal, Abhijit Bandyopadhyay·Aug 5, 2026SaveLearn
Efficient Depth--Ancilla Tradeoffs for Hamming Weight Computation and Symmetric Boolean FunctionsHamming weight computation maps an n-bit input to the number of ones it contains. It is a basic subroutine in quantum computing, and the core building block for symmetric Boolean functions, whose…Wei Zi, Pei Yuan, Junhong Nie et al.·Aug 5, 2026SaveLearn
Solving Differential Equations Using Continuous-Variable Quantum AnnealingMost existing quantum annealing approaches are formulated for qubit-based architectures. Consequently, applying them to continuous-variable optimization problems requires discretizing the variables,…Kazuki Miyanishi, Soshun Naito, Asuka Koura et al.·Aug 5, 2026SaveLearn
Measurement-induced generation of Schrödinger cat states in cavity QEDSchrödinger cat states, representing coherent superpositions of macroscopically distinguishable states, are indispensable nonclassical resources for continuous-variable quantum information…Tong Wang, Peng-Fei Wei, Hai-Jun Xing et al.·Aug 5, 2026SaveLearn
Resource Estimation for Fault-Tolerant Quantum ProgramsFault-tolerant quantum computation enables the deployment of practical quantum algorithms but incurs substantial overhead from error correction, making resource estimation a central concern. Beyond…Bonan Su, Yuan Feng, Li Zhou et al.·Aug 5, 2026SaveLearn
Quantum annealers as programmable thermal machinesProgrammable quantum annealers are used for optimization, probabilistic sampling, and simulation, but their performance is commonly reported without the energy exchanged during computation. Here we…Jakub Pawłowski, Tomasz Śmierzchalski, Fengping Jin et al.·Aug 5, 2026SaveLearn
Coupling Does Not Reduce the Auxiliary-Mode Count for 1/|ω| Spectra in Passive Lindblad NetworksRepresenting continuous environments by finitely many Markovian auxiliary modes is fundamental in non-Markovian open quantum systems, yet a critical question remains: at a fixed mode budget, can…Qing-Ao Xiang, Yan Liu, Xin-Yuan Yang et al.·Aug 5, 2026SaveLearn
Dynamically suppressing cavity dephasing induced by frequency fluctuations of a coupled nonlinear modeHigh-coherence superconducting cavities offer a promising platform for quantum information, with long coherence times and negligible intrinsic dephasing. However, cavity control generally relies on…Yunwei Lu, Xinyuan You, Ziwen Huang et al.·Aug 5, 2026SaveLearn
Engineering Nanodiamonds for Quantum Sensing: Material Constraints at the NanoscaleOptically addressable solid-state spin defects have emerged as powerful multimodal quantum sensors, with nitrogen-vacancy (NV) centers in bulk diamond providing benchmark quantum control and…Ashutosh Rathi, Keisuke Oshimi, Kento Sasaki et al.·Aug 5, 2026SaveLearn
Quantum-information fingerprints of partial dynamical symmetry in the interacting boson modelPartial dynamical symmetry (PDS) is an algebraic structure in which a prescribed symmetry is neither exact nor completely broken: a subset of eigenstates keeps good quantum numbers and remains…Dhritimalya Roy·Aug 5, 2026SaveLearn
Impact of molecular orbital localization on quantum computational resources for Hamiltonian simulation: A benchmark study of hydrogen chain systemsWe investigate how molecular orbitals used as the basis of wave function expansion and how operator coefficient-based and locality-based Hamiltonian truncation affects the computational cost of…Kenji Sugisaki, Yuhei Tachi, Masayoshi Terabe et al.·Aug 5, 2026SaveLearn
Heralded Non-Gaussian Squeezed-State Inputs for Parity-Detection SU(1,1) InterferometryNon-Gaussian operations can reshape the photon statistics of continuous-variable probes, but their metrological advantage is meaningful only when heralding probability and photon-number resources are…Lifen Guo, Qingqian Kang, Teng Zhao et al.·Aug 5, 2026SaveLearn
Analytic correspondence between multipartite entanglement and quantum phase transitionsWe derive an analytic correspondence between multipartite concentratable entanglement (CE) and quantum phase transitions in one-dimensional quantum spin systems. We prove that CE shares the same…Huynh Le Dan Linh, Vu Tuan Hai, Le Bin Ho·Aug 5, 2026SaveLearn
Information locality of a quantum locally recoverable codeA classical linear code C of length n is said to have symbol locality (r, δ) if for any index j there exists a repair group Jj ⊂eq \1, …, n\ with j∈ Jj and $|Jj| ≤…Ryutaroh Matsumoto·Aug 5, 2026SaveLearn
Equilibrium Thermodynamics of Non-Hermitian Dirac Fermions: Caloric and Magnetic ResponsesWe establish scaling relations governing the equilibrium thermodynamics of real-spectrum non-Hermitian Dirac fermions in a magnetic field. Assuming thermalization with respect to the quasi-Hermitian…Francisco J. Peña, Bastian Castorene, Juan Pablo Esparza et al.·Aug 5, 2026SaveLearn