⚛️ Category

quant-ph

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.

⚛️ quantum physics

Simultaneous Determination of Local Magnetic Fields and Sensor Orientation with Nitrogen-Vacancy Centers in Nanodiamond

This paper presents and experimentally validates a novel method using nitrogen-vacancy centers in nanodiamonds that simultaneously determines individual particle orientations and local vector magnetic fields by applying a minimum of four distinct bias fields, thereby overcoming random orientation challenges for advanced biomedical and nanoscale sensing applications.

Yizhou Wang, Haochen Shen, Zhongyuan Liu, Yue Yu, Shengwang Du, Chong Zu, Chuanwei Zhang2026-09-07
🔬 mesoscale physics

Roto-translational optomechanics

This review provides a comprehensive overview of levitated optomechanics with a specific focus on the classical and quantum aspects of roto-translational motion in optically levitated anisotropic objects, detailing the underlying mechanisms, experimental approaches, and future applications such as quantum-limited torque sensing and the creation of non-classical states.

M. Rademacher, A. Pontin, J. M. H. Gosling, P. F. Barker, M. Toroš2026-09-07
⚛️ quantum physics

Privacy in continuous-variable distributed quantum sensing

This paper introduces a continuous-variable distributed quantum sensing protocol that enables a network of three or more parties to estimate a global average phase with Heisenberg-limited precision while keeping individual local phases private, a feat shown to be uniquely achievable for complete privacy only in the two-party Gaussian case due to fundamental no-go theorems for finite-energy probes.

A. de Oliveira Junior, Anton L. Andersen, Benjamin Lundgren Larsen, Sean William Moore, Damian Markham, Masahiro Takeoka (…)2026-09-07
⚛️ quantum physics

Efficient Entanglement Purification Circuit Design for Dual-Species Atom Arrays

This paper proposes efficient, low-overhead circuit designs for generalized entanglement purification protocols tailored to dual-species Rydberg atom arrays, leveraging species-specific control and interspecies interactions to achieve enhanced fidelity and finite distillation rates without requiring ancillary atoms or complex rearrangements.

Bikun Li, Daniel Dilley, Alvin Gonzales, Thomas A. Hahn, Ryan White, Rotem Arnon, Hannes Bernien, Zain Saleem, Liang Jia (…)2026-09-07
🔢 mathematics

Topological Preparation of Non-Stabilizer States and Clifford Evolution in SU(2)1SU(2)_1 Chern-Simons Theory

This paper establishes a topological framework within SU(2)1SU(2)_1 Chern-Simons theory that utilizes Kac-Moody algebras and 3-manifold path integrals to construct Clifford operators and explicitly realize non-stabilizer states like WnW_n and Dicke states, while linking modular transformations to quantum operations to advance the geometric understanding of entanglement in topological quantum field theory.

William Munizzi, Howard J. Schnitzer2026-09-07
⚛️ quantum physics

Sequential Semi-Device-Independent Quantum Randomness Certification

This paper presents a general framework and numerical methods, including a semidefinite programming approach for min-tradeoff functions, to certify randomness in sequential semi-device-independent scenarios using maximum confidence measurements, thereby demonstrating their capability to distribute and certify randomness against adaptive attacks.

Carles Roch I Carceller, Hanwool Lee, Jonatan Bohr Brask, Kieran Flatt, Joonwoo Bae2026-09-07
⚛️ quantum physics

Area-Law Entanglement in Quantum Chaotic System

This paper presents a Floquet-driven quantum many-body system with Rydberg-like blockade that defies the conventional volume-law scaling of chaotic systems by exhibiting strict area-law entanglement entropy bounded by ln⁡2\ln2, thereby demonstrating that entanglement entropy alone is insufficient as a diagnostic for quantum chaos and highlighting the critical role of Hilbert space geometry.

Chunyin Chen, Sizhe Yan, Biao Wu2026-09-07
🔬 optics

Quantum Phase Transitions in Coherent Ising Machines: XY Model for Demonstration

This paper demonstrates that coherent Ising machines based on degenerate optical parametric oscillators can accurately detect quantum phase transitions by establishing a spectral mapping to the XY spin model, where the system's energy gap and magnetic susceptibility singularities faithfully encode the critical behavior of both anisotropic and isotropic quantum chains.

Shuang-Quan Ma, Jing-Yi-Ran Jin, Qing Ai2026-09-07