11028 papers
Quantum physics explores the strange and often counterintuitive rules that govern the universe at its smallest scales. This field investigates how particles like electrons and photons behave in ways that defy our everyday intuition, forming the backbone of modern technologies from lasers to future quantum computers. While the mathematics can be daunting, the core ideas promise to revolutionize how we understand reality and process information.
At Gist.Science, we make these complex discoveries accessible to everyone. We systematically process every new preprint published in the Quant-Ph category on arXiv, transforming dense academic papers into clear, plain-language explanations alongside detailed technical summaries. Whether you are a seasoned researcher or a curious reader, our goal is to bridge the gap between cutting-edge theory and human understanding.
Below are the latest papers in quantum physics, distilled to help you grasp the newest breakthroughs without getting lost in the jargon.
This paper extends Jarzynski's inequality beyond its standard derivation from the Jarzynski equality by analyzing its application to chemical systems in both linear and non-linear regimes, generalizing it to many-body quantum field theories using functional-integral techniques, and discussing its connections to the maximum work theorem and Landau-Lifshitz fluctuation theory.
This paper reports a quantum computing demonstration on NISQ hardware that successfully simulates the transition from a Fermi polaron to a molecular bound state within the BEC-BCS crossover, utilizing a gate-based protocol with Ramsey interferometry to observe spectral bifurcation despite inherent device noise.
This paper proposes a scalable neutral-atom quantum computing architecture utilizing static atomic buses and auxiliary mediator atoms to achieve high-fidelity long-range entanglement without qubit transport, demonstrating through co-designed control protocols and large-scale simulations that this approach significantly outperforms traditional atom-shuttling methods in reducing logical error rates and enabling efficient fault-tolerant operations.
This paper argues that Niels Bohr adopted a principle-theoretic approach to quantum mechanics to reconcile the epistemic necessity of distinguishing classical apparatuses from quantum systems with the ontological non-separability of the two during measurement, leading him to reject constructive accounts of the measurement process in favor of a pragmatic distinction grounded in the physical, irreversible nature of measurement interactions.
This paper clarifies that while Axiom-of-Choice-based deterministic strategies can represent fixed-input no-signalling scenarios, they ultimately fail to constitute valid probabilistic no-signalling strategies because they violate the measurability requirements necessary when inputs are sampled from a probability distribution.
This paper presents an exact representation-theoretic method utilizing Schur–Weyl duality and Jacobi–Trudi identities to compute Schatten norms and determinants of linear combinations of matrix tensor powers in polynomial time, overcoming the exponential complexity of direct computation for three or more terms.
This paper presents a unified theoretical analysis of a two-phase six-port Mach-Zehnder interferometer, deriving its transfer matrix and demonstrating its capability to manipulate three-photon quantum interference patterns and hybrid coherent-Fock states for programmable quantum state control and amplitude sensing.
This paper introduces the Dual-Space Nonorthogonal Configuration Interaction (DS-NOCI) framework, a variational method that couples a stable classical reference manifold with noisy quantum states to ensure that incomplete correlation models and hardware imperfections never degrade the underlying description while enhancing resilience to errors.
This paper introduces VBCSR, a distributed sparse matrix library that accelerates large-scale atomistic simulations by preserving variable-size atomic blocks and optimizing their processing through shape-based grouping and dense kernels, outperforming existing reference implementations in benchmarks and applications involving over one million atoms.
This paper proposes a novel interpretation of quasiparticle excitations in pure gauge Yang-Mills theories within the Refined Gribov-Zwanziger framework, specifically addressing real mass poles by leveraging the manifest -symmetry of the Lagrangian.