⚛️ Category

quant-ph

8945 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.

🔬 optics

Generation and Enhancement of Bipartite and Tripartite Entanglement in an Electro-Optomechanical Ring Cavity

This study demonstrates that in an electro-optomechanical ring cavity with Coulomb-coupled mechanical resonators, a nonlinear optical parametric amplifier (OPA) serves as a powerful control tool to significantly enhance both bipartite and tripartite entanglement generated by charge-mediated coupling, provided that system parameters are optimized to balance correlation strength against stability and thermal noise constraints.

Fouad Essaadi, Yassine Oussarhan, Mohamed Ouhammou, Said Mouslih, Mohamed Jakha, Bouzid Manaut, Souad Taj2026-08-05
⚛️ quantum physics

Sample-half-inserted quantum interferometer

This paper proposes and experimentally demonstrates a sample-half-inserted Hong-Ou-Mandel (SHOM) interferometer that leverages an asymmetric photon-sample interaction to generate a distinctive dip-bump-dip interference structure, thereby enhancing Fisher information by five orders of magnitude and enabling ultra-high precision, phase-insensitive thickness measurements of transparent materials with nanometer-scale accuracy.

Wei Li, Tao Xie, Yu-Hang Luo, Kang Zheng, Meiyu Peng, Hui Yang, Chunling Ding, Chen-Zhi Yuan, Omar S. Magana-Loaiza, Key (…)2026-08-05
🔬 physics

TNASS: Tensor Network Active Space Selection with the Entanglement Feature

This paper introduces Tensor Network Active Space Selection (TNASS), a fully automated method that utilizes a Matrix Product State representation of orbital partition purities to efficiently identify strongly correlated electrons for multi-scale molecular modeling, thereby achieving higher accuracy in ground state energies and dipole moments compared to existing automated schemes.

Angus Mingare, Isabelle Heuzé, Peter V. Coveney2026-08-05
🔬 mesoscale physics

Quantum Impurities as Probes of Finite-Temperature Fluctuations in Two-Dimensional Bose Gases

This paper demonstrates that attractive Bose polarons in finite, two-dimensional Bose gases serve as sensitive probes of thermal fluctuations and phonon dressing, exhibiting a nonmonotonic temperature dependence in their energy due to the interplay between finite-size stabilization of the condensate and thermally populated phonon modes.

Victor Velasco, Gabriele Spada, Giovanni Midei, Andrea Perali, Luis A. Peña Ardila2026-08-05
⚛️ quantum physics

DAMPyF: a Python implementation of the DAMPF method for the simulation of open-system dynamics

This paper introduces DAMPyF, an open-source Python package that implements the dissipation-assisted matrix product factorization (DAMPF) method to enable numerically exact simulations of open-system quantum dynamics, specifically tailored for studying excitation energy transfer and molecular spectroscopy in systems coupled to structured bosonic environments.

Nicola Lorenzoni, Susana F. Huelga, Martin B. Plenio2026-08-05
⚛️ quantum physics

Inverse Design of Quantum Control Sequences with Fourier Neural Operators

This paper introduces a Fourier Neural Operator-based framework that accelerates the inverse design of quantum control sequences by over six orders of magnitude, enabling the efficient purification of high-dimensional molecular states where conventional optimization methods are computationally intractable.

Anastasia Pipi, Valentin Duruisseaux, Emily Been, Xuecheng Tao, Taylor L. Patti, Anima Anandkumar, Prineha Narang2026-08-05
🔬 mesoscale physics

Controllable interaction between photons and distant spins via vacuum Rabi oscillations

This paper demonstrates the controllable transfer of energy between two distant electron spin qubits via a superconducting cavity by engineering multiple vacuum Rabi oscillations, thereby establishing a foundational building block for interfacing semiconductor spin qubits with photonic links.

Xiao Xue, Jurgen Dijkema, Tobias Bonsen, Patrick Harvey-Collard, Maximilian Rimbach-Russ, Sander L. de Snoo, Guoji Zheng (…)2026-08-05
⚛️ quantum physics

Impossibility of Perfectly Complete Many-Round Key Agreement in the QROM

This paper proves that perfectly complete quantum key agreement protocols relying on quantumly secure one-way functions in the quantum random oracle model are impossible, as an eavesdropper can always recover the shared key with certainty using a polynomial number of classical oracle queries regardless of the protocol's round complexity or other parameters.

Longcheng Li, Qian Li, Xingjian Li, Qipeng Liu2026-08-05