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arXiv:2604.03228v1 Announce Type: new Abstract: Belief propagation (BP) provides a scalable heuristic for contracting tensor networks on loopy graphs, but its success in quantum many-body settings has…
arXiv:2604.03214v1 Announce Type: new Abstract: Nelson's stochastic mechanics may be understood as a stochastic underpinning, or reconstruction, of nonrelativistic quantum mechanics, once the diffusio…
arXiv:2604.03184v1 Announce Type: new Abstract: Contact processes play an important role in classical non-equilibrium dynamics, describing the spreading of diseases, the dynamics of earthquakes and fo…
arXiv:2604.03155v1 Announce Type: new Abstract: Distributing entanglement to distant parties in a network is a central task in quantum information processing and quantum networking. The sensitivity of…
arXiv:2604.03116v1 Announce Type: new Abstract: A novel design is presented for a permanent magnet array to address specific challenges with scalable trapped-ion quantum computing systems. Design and …
arXiv:2604.03005v1 Announce Type: new Abstract: As the most massive particle in the Standard Model, the top quark's exceptionally short lifetime preserves its spin polarization information through dir…
arXiv:2604.02962v1 Announce Type: new Abstract: Geometric quantum computation offers a potential route to fault-tolerant quantum information processing by exploiting the global nature of geometric pha…
arXiv:2604.02924v1 Announce Type: new Abstract: We propose a protocol for generating magnonic squeezed states (MSS) and their superpositions (SMSS) in a hybrid system comprising a superconducting flux…
arXiv:2604.02874v1 Announce Type: new Abstract: We present a unified algorithmic framework for quantum simulation of non-unitary dynamics and matrix functions, governed by the principle of spectral al…
arXiv:2604.02873v1 Announce Type: new Abstract: We study how to implement and transform frame perspectives for quantum processes in the process-matrix formalism. We argue that, for pure processes, the…
arXiv:2604.02854v1 Announce Type: new Abstract: We explore the applicability of a stochastic time-evolution algorithm based on probabilistic angle interpolation. To simplify the pre-processing of the …
arXiv:2604.02809v1 Announce Type: new Abstract: Superconducting qubits are compelling platforms for charge-parity detection and, due to their theoretical sensitivity on the meV energy scale, hold prom…
arXiv:2604.02793v1 Announce Type: new Abstract: A major open problem in understanding shallow quantum circuits (QAC$^0$) is whether they can compute Parity. We show that this question is solely about …
arXiv:2604.02741v1 Announce Type: new Abstract: While non-Markovian dynamics have been extensively studied in the single-excitation limit to predict non-trivial phenomena, this regime remains an ideal…
arXiv:2604.02731v1 Announce Type: new Abstract: A central challenge in the theory of open quantum systems is the development of theoretical frameworks capable of accurately describing large, strongly …
arXiv:2604.02635v1 Announce Type: new Abstract: Within a unified framework, we reveal that the seemingly disparate control approaches for classical and quantum continuous-variable systems are intercon…
arXiv:2604.02569v1 Announce Type: new Abstract: We introduce RFOX (Rotated-Field Oscillatory eXchange), a parameter-free quantum algorithm for combinatorial optimization. RFOX combines an almost const…
arXiv:2604.02550v1 Announce Type: new Abstract: Efficient simulation of strongly correlated electrons has become a routine tool in molecular electronic structure theory due to recent advances in appro…
arXiv:2604.02536v1 Announce Type: new Abstract: Perfect quantum state transfer is achievable in different settings, including linear qubit chains, bi-dimensional arrays, ladders, etc. The most studied…
arXiv:2604.02530v1 Announce Type: new Abstract: Matrix multiplication (MatMul) is the computational backbone of modern machine learning, yet its classical complexity remains a bottleneck for large-sca…
arXiv:2604.02484v1 Announce Type: new Abstract: Quantum and classical systems can consistently be coupled via non-unitary time-irreversible mechanisms. In this paper we characterize which kind of corr…
arXiv:2604.02439v1 Announce Type: new Abstract: The dimensionality of entanglement, quantified by the Schmidt number, is a valuable resource for a wide range of quantum information processing tasks. I…
arXiv:2604.02428v1 Announce Type: new Abstract: Entanglement purification protocols are fundamental primitives in quantum communication, enabling the distillation of high-quality entanglement using on…
arXiv:2604.02420v1 Announce Type: new Abstract: Recent efforts have focused on characterizing the set of separable states that cannot be made entangled by any global unitary transformation. Here we ch…