⚛️ Category

quant-ph

6677 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

Open quantum systems beyond equilibrium: Lindblad equation and path integral molecular dynamics

This paper establishes a formal equivalence between the Lindblad equation and Path Integral Molecular Dynamics (PIMD), demonstrating how PIMD can be utilized to simulate the non-equilibrium time evolution and convergence of ensemble-averaged observables in large atomic systems without explicitly solving the Lindblad equation, while ensuring the physical consistency of the density operator's positivity.

Benedikt M. Reible, Somayeh Ahmadkhani, Luigi Delle Site2026-03-12
⚛️ quantum physics

Supercurrents in Josephson junctions with chiral molecular potentials

This study demonstrates that while chiral molecular potentials in superconducting Josephson junctions have minimal impact on equilibrium charge supercurrents, they induce distinct, anisotropic spin-polarized supercurrents dependent on molecular handedness, thereby establishing spin-polarized Josephson interferometry as a sensitive platform for detecting molecular chirality and advancing superconducting spintronics.

Oleg Kuliashov, Alberto Cappellaro, Oded Millo, Yossi Paltiel, Mikhail Lemeshko, Ragheed Alhyder2026-03-12
⚛️ lattice

Efficient construction of Z2\mathbb{Z}_2 gauge-invariant bases for the Quantum Minimally Entangled Typical Thermal States algorithm

This paper presents an efficient implementation of the Quantum Minimally Entangled Typical Thermal States (QMETTS) algorithm for Z2\mathbb{Z}_2 gauge theories at finite temperature and density, featuring derived measurement bases to preserve gauge invariance, a noise-robust sampling method for expectation values, and numerical validation on a (1+1)-dimensional model.

Reita Maeno2026-03-12
⚛️ quantum physics

Automated generation of photonic circuits for Bell tests with homodyne measurements

This paper presents an automated framework combining deep reinforcement learning and quantum optical simulations to design robust photonic circuits that achieve significant Bell inequality violations using homodyne detection, offering a practical path toward device-independent quantum information processing.

Corentin Lanore, Federico Grasselli, Xavier Valcarce, Jean-Daniel Bancal, Nicolas Sangouard2026-03-11