⚛️ Category

quant-ph

9083 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

Continuous-Variable MIMO THz Quantum Secret Sharing: Gaussian-modulation and Passive-modulation

This paper proposes a continuous-variable quantum secret sharing protocol utilizing multiple-input multiple-output (MIMO) architecture in the terahertz band to overcome the limitations of single-channel systems, demonstrating through theoretical analysis and simulations that Gaussian and passive modulation schemes with large antenna configurations can significantly enhance secret key rates and transmission distances for secure multiparty communication.

Leixin Wu, Jiayu Pan, Fangzhe Chen, Lingtao Zhang, Bowen Zheng, Tie Qiu2026-07-10
🔬 atomic physics

Quantum linear solvers for quantum chemistry: prospects of exponential quantum advantage

This paper extends quantum linear solvers to multi-reference coupled cluster methods for strongly correlated systems, demonstrating through multiple diagnostics that the condition number scales polylogarithmically with system size, thereby supporting the prospect of exponential quantum advantage while achieving high accuracy in numerical benchmarks.

Peniel Bertrand Tsemo, Kenji Sugisaki, Ishita Bhattacharjee, V. S. Prasannaa2026-07-10
🔬 mesoscale physics

Interplay of Quasiperiodic Criticality and the Non-Hermitian Skin Effect

This paper analytically demonstrates that in a non-Hermitian Hatano-Nelson model with quasiperiodically modulated hopping, parameter regimes hosting critical eigenstates under periodic boundary conditions can exhibit the non-Hermitian skin effect under open boundary conditions, a phenomenon confirmed through exact Lyapunov exponent calculations and extended to long-range and multiband systems.

Zhangyuan Chen, Xianqi Tong, Xiaosen Yang2026-07-10
🔬 mesoscale physics

Magnetic control of Goos-Hänchen shifts and group delay time in monolayer WSe2_2

This paper demonstrates that an external magnetic field applied to a monolayer WSe2_2 magnetic barrier enables precise, spin- and valley-dependent control over the Goos-Hänchen shift and group delay time, offering a tunable mechanism for spatial and temporal separation of electronic wave packets with applications in spintronic and valleytronic devices.

Youssef Fattasse, Rachid El Aitouni, Miloud Mekkaoui, Pablo Díaz, David Laroze, Ahmed Jellal2026-07-10
🔬 atomic physics

Efficient photo-ionizing elimination of detrimental electric fields for Rydberg atoms

This paper demonstrates a universal, resource-efficient method for eliminating detrimental stray electric fields in Rydberg-atom tweezer arrays by using photo-ionized laser-cooled atoms to generate an in-vacuum plasma, thereby restoring stable and coherent excitation of individual Rydberg states.

Zhou-Chen Deng, Hao-Nan Lin, Yu-Cheng Duan, Qi Zhang, Xiang-Can Cheng, Yang Liu, Zhao-Yang Yuan, Jie Li, Peng Liu, Zhan (…)2026-07-10
⚛️ quantum physics

Quantum and Classical Potts Criticality in Driven-Dissipative Bosonic Lattices

This study demonstrates that driven-dissipative Bose-Hubbard lattices with three-photon driving can spontaneously break Z3\mathbb{Z}_3 symmetry to realize Potts criticality, where the universality class transitions from the 2D classical three-state Potts model to the 1D quantum three-state Potts model depending on the dimensionality and the specific multiphoton loss mechanisms.

Jacopo Tosca, Zejian Li, Cristiano Ciuti2026-07-10
🔢 mathematics

Exactly solved Schrödinger equations with time-dependent Hamiltonians

This paper presents exact, assumption-free analytical formulas for the evolution operators of four time-dependent Hamiltonians relevant to quantum spin batteries by employing a novel combination of ⋆\star-algebra, path-sums, and Omega calculus, thereby enabling the recovery and extension of existing approximations and providing explicit exact formulas for Floquet Hamiltonians at all orders.

Michael Warnock, Antônio Francisco Neto, Pierre-Louis Giscard, Omid Faizy, Christian Joachim2026-07-10
⚛️ quantum physics

The Langevin-equation description of optomechanics with the dispersive and dissipative optomechanical coupling

This paper employs an input-output relations approach based on classical wave equations to derive and validate the Langevin equation formalism for optomechanical systems, revealing that the standard formalism fails to correctly describe dissipative coupling due to its neglect of length-dependent decay rates and a critical phase factor at the input mirror.

Alexander K. Tagantsev2026-07-10