6223 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 presents a hardware-efficient hybrid quantum framework that combines compressed adiabatic evolution with variational layers to optimize transportation network problems on near-term quantum devices, demonstrating that moderate prefix compression can reduce circuit depth while maintaining or improving the discovery of feasible solutions.
The paper introduces qSHIFT, an adaptive sampling protocol that achieves -independent gate complexity and improved error scaling for higher-order quantum simulation by utilizing a classical subroutine to solve linear equations, thereby offering a resource-efficient framework suitable for near-term quantum devices.
This paper establishes the first part of a six-paper series presenting an operator-algebraic framework that derives special relativity from non-relativistic quantum mechanics by analyzing the photon sector of free QED, distinguishing the roles of constants and , and proposing the "SR-selection conjecture" which posits that the transition to a relativistic Haag-Kastler net is structurally obstructed in the Galilean case.
This paper proves that the standard Galilean Haag--Kastler axioms, when augmented by Bargmann mass superselection, are fundamentally incompatible with the Reeh--Schlieder property, thereby establishing a definitive structural distinction between relativistic and Galilean algebraic quantum field theories.
This paper extends the known absence of Reeh-Schlieder and Tomita-Takesaki modular flow in Galilean algebraic quantum field theory to curved Newton-Cartan backgrounds by demonstrating that the limit of the free Klein-Gordon field yields a Galilean net where the gravitational potential influences the Hamiltonian but fails to restore the modular structure obstructed by the Bargmann central charge.
This paper demonstrates that Slater-type orbitals can be efficiently encoded on quantum computers using matrix product states with constant or bounded bond dimensions, enabling accurate analytical state preparation and integral evaluation that has been experimentally validated on IBM hardware.
This essay argues that while Schrödinger's wave equation provided a powerful visual framework for quantum mechanics, its historical success fostered a misleading tendency to treat the wave function as a literal physical entity rather than a mathematical representation, a tension that persists today and underscores the need to use such conceptual pictures boldly while avoiding their ontological reification.
This paper demonstrates that tree-level Bhabha scattering between an incident electron and an entangled positron spectator can generate genuine tripartite entanglement, with the resulting quantum correlations governed by scattering momentum and initial entanglement while exhibiting relaxed monogamy constraints in the non-relativistic regime.
This study benchmarks the 98-qubit Quantinuum Helios-1 quantum processor by comparing its experimental outputs against large-scale noiseless simulations on Europe's JUPITER exascale supercomputer, revealing that the device maintains coherent performance up to 93 qubits before its results become statistically indistinguishable from random sampling.
This paper proposes a multi-level integrity evaluation framework for quantum circuits that combines Structural, Operational, and Interaction Graph metrics to overcome the limitations of single-aspect validation, demonstrating through controlled anomaly injection that a composite approach is essential for reliably detecting deviations that structural analysis alone misses.