⚛️ Category

quant-ph

10329 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.

⚛️ quantum physics

Dynamical Evolution of Quantum Correlations and Decoherence in Coupled Oscillators Interacting with a Thermal Reservoir

This study utilizes the Kossakowski-Lindblad master equation to demonstrate that in a system of two coupled asymmetric harmonic oscillators interacting with a thermal reservoir, quantum discord exhibits greater resilience than entanglement, while parameters such as temperature and dissipation accelerate correlation degradation, whereas squeezing and coupling strength enhance initial correlations and survival times.

Somayeh Mehrabankar, Farkhondeh Abbasnezhad, Davood Afshar, Aurelian Isar2026-03-25
⚛️ quantum physics

Local and Global Master Equations through the Lens of Non-Hermitian Physics

This paper investigates the relationship between non-Hermitian Hamiltonians and Lindblad dynamics in nonequilibrium open quantum systems using a two-qubit heat current model, revealing that exceptional points emerge only in local master equations and their non-Hermitian counterparts at strong nonequilibrium, while hybrid configurations interpolate between these extremes to offer an experimentally accessible platform for studying quantum jumps and exceptional points.

Grazia Di Bello, Fabrizio Pavan, Vittorio Cataudella, Donato Farina2026-03-25
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High-Resolution Tensor-Network Fourier Methods for Exponentially Compressed Non-Gaussian Aggregate Distributions

This paper demonstrates that the characteristic functions of weighted sums of independent random variables possess a low-rank quantized tensor train (QTT) structure, enabling exponentially compressed representations that allow for high-resolution, efficient computation of non-Gaussian aggregate distributions and financial risk metrics like Value at Risk and Expected Shortfall.

Juan José Rodríguez-Aldavero, Juan José García-Ripoll2026-03-25
⚛️ quantum physics

Two-parameter Family-Vicsek scaling in a dissipative XXZ spin chain

This paper extends Family-Vicsek scaling to the transferred segment magnetization of a dissipative XXZ spin chain, deriving a closed-form expression for the non-interacting limit that interpolates between ballistic and dissipation-dominated behaviors, while tensor-network simulations reveal that interactions preserve ballistic growth in the clean limit but lead to dissipation-dominated collapse under full Lindblad evolution.

Cătălin Paşcu Moca, Doru Sticlet, Tamás Vicsek, Balázs Dóra2026-03-25
⚛️ quantum physics

Encoding Numerical Data for Generative Quantum Machine Learning

This paper demonstrates that standard binary encoding introduces artificial correlations and obscures data structure in generative quantum machine learning, and proposes a Gray-code-based strategy that preserves data structure, avoids these artifacts, and enables Quantum Circuit Born Machines to learn faster and more accurately.

Michael Krebsbach, Florentin Reiter, Thomas Wellens, Hagen-Henrik Kowalski, Ali Abedi2026-03-25