quant-ph papers | Gist.Science

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

Satellite-Based Quantum Communication: Performance Evaluation of Discrete-Variable Quantum Key Distribution Protocols

This thesis evaluates the performance of various discrete-variable and high-dimensional Quantum Key Distribution protocols for satellite-based communication, utilizing realistic atmospheric models and numerical simulations to demonstrate that high-dimensional BB84 offers superior key rates and noise tolerance compared to other schemes under diverse operational conditions.

Muskan2026-06-09

⚛️ high-energy theory

Energy Transport in Randomly Coupled Quantum Systems: A Perturbative Approach

This paper presents a perturbative framework using Gaussian random matrices to derive explicit expressions for energy transfer rates and heat conductance in randomly coupled quantum systems, providing leading- and next-to-leading-order results for various density of states in the large- $N$ limit.

Tingfei Li, Runyu Chen2026-06-09

⚛️ quantum physics

Entanglement-assisted continuous-variable concatenated codes for encoding qubits or oscillators

This paper proposes and analyzes entanglement-assisted continuous-variable concatenated codes that combine entanglement-assisted stabilizer codes with Gottesman-Kitaev-Preskill (GKP) codes to enhance error correction rates and suppress quadrature error variances for both qubit-into-oscillator and oscillator-into-oscillator encoding schemes.

Nihar Ranjan Dash, Sanjoy Dutta, R. Srikanth, Subhashish Banerjee2026-06-09

⚛️ quantum physics

Classical Stochasticity Using Quantum Computers

The paper proposes leveraging the inherent randomness of quantum measurement to model classical stochastic simulations, demonstrating this approach by comparing a quantum algorithm's output for the Lorenz system against a classical Python-based stochastic simulation.

Diego Campos, Narasimha Reddy Gosala, Arundhati Dasgupta2026-06-09

🔬 optics

Single plasmon transport in one dimensional nanowire

This paper introduces a unified theoretical framework combining Green's tensor formalism and non-Hermitian Hamiltonians to analyze single-plasmon transport in 1D nanowires, demonstrating that optimized multi-emitter configurations significantly enhance modulation efficiency and reduce losses compared to single-emitter systems.

A. A. Dıaz-Valles, B. Rousseaux, S. Guérin, H. Jauslin, A. Leray, G. Colas des Francs2026-06-09

⚛️ general relativity

Conceptual and Geometric Foundations for a Teleparallel Approach to Quantum Gravity

This paper critiques existing semi-classical and quantum gravity frameworks to propose a teleparallel approach based on coframe and spin-connection variables, arguing that encoding gravity in torsion offers a geometrically refined foundation for future quantum gravity investigations.

Alexandre Landry2026-06-09

⚛️ quantum physics

Entanglement Generation through Coherent and Non-Coherent Control

This paper demonstrates that both coherent superposition of local unitary operations and stochastic implementations of Pauli channels in indefinite causal order configurations can deterministically generate various classes of multipartite entangled states from fully separable inputs, while also characterizing the trade-offs between entanglement, success probability, and purity in noisy scenarios.

Marco Enriquez, Francisco Delgado2026-06-09

🔬 atomic physics

The Map of Parameter Space in Double Microwave Shielding

This paper systematically maps the four-dimensional parameter space of double microwave shielding to identify optimal operating regimes that maximize loss suppression and interaction tunability for polar molecules, ultimately identifying heavy, strongly dipolar species as the most promising candidates for future quantum simulation experiments.

Hubert J. Jóźwiak, Ian Stevenson, Sebastian Will, Tijs Karman2026-06-09

⚛️ quantum physics

The dynamic 4.8.8 Floquet code

This paper confirms that a dynamic measurement circuit for the CSS 4.8.8 Floquet code preserves full spatial code distance while achieving significantly higher fault-tolerance thresholds and reduced overhead compared to standard ancilla-based approaches, with the no-reset variant demonstrating the highest performance at 0.512%.

Aliki A. Capatos2026-06-09

⚛️ lattice

Analog quantum simulation of chiral magnetic dynamics using optical superlattices

This paper proposes an analog quantum simulation of chiral magnetic dynamics using ultracold atoms in optical superlattices, demonstrating that the massive Schwinger model can be mapped to the Rice-Mele model to robustly probe non-equilibrium vector current behavior and chirality injection through realistic, noise-resilient protocols.

Sabhyata Gupta, Luis Santos2026-06-09

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