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๐Ÿ” lin weng ๐Ÿ“‚ Physics
Showing 9322 results for "lin weng" in Physics
Physics Preprint PDF DOI

To stall-cell or not to stall-cell: Variational data assimilation of 3D mean flow past a stalled airfoil

Uttam Cadambi Padmanaban, Craig Thompson, Bharathram Ganapathisubramani, Sean Symon ยท 2026

The full-field reconstruction of three-dimensional (3D) turbulent flows from sparse experimental measurements remains a significant challenge, particularly for flows exhibiting complex 3D flow separatโ€ฆ

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Physics Preprint PDF DOI

Resolving spurious topological entanglement entropy in stabilizer codes

Peilun Han, Zijian Liang, Yifei Wang, Bowen Yang, Yingfei Gu, Yu-An Chen ยท 2026

Topological entanglement entropy (TEE) is a key diagnostic of long-range entanglement in two-dimensional gapped phases of matter, but it can suffer from spurious contributions that overestimate the toโ€ฆ

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Physics Preprint PDF DOI

On matrix Lax representations for (1+1)-dimensional evolutionary differential-difference equations

Sergei Igonin ยท 2026

Differential-difference matrix Lax representations (Lax pairs), gauge transformations, and discrete Miura-type transformations (MTs) belong to the main tools in the theory of (nonlinear) integrable diโ€ฆ

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Physics Preprint PDF DOI

Geometric-Phase (Pancharatnam-Berry) Correction for Time-Bin Photonic Qudits: A Calibration and Feed-Forward Algorithm

Ryan Rae-Cheng Wee, Josef Bruzzese ยท 2026

We develop a geometric-phase framework for time-bin photonic qudits and propose a practical calibration and feed-forward algorithm for separating and compensating geometric (Pancharatnam-Berry), dynamโ€ฆ

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Physics Preprint PDF DOI

Beyond Single Trajectories: Optimal Control and Jordan-Lie Algebra in Hybrid Quantum Walks for Combinatorial Optimization

Tianen Chen, Yun Shang ยท 2026

The Quantum Approximate Optimization Algorithm (QAOA) follows a single, fixed evolution path, overlooking the potential computational advantage of coherently superposing multiple trajectories. Here weโ€ฆ

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Physics Preprint PDF DOI

A Lie-algebraic Criterion for the Universality of Exponentiated Quantum Gates

Yinuo Xue, Qian Chen, Jing-Song Huang ยท 2026

We present a criterion that serves as the basis for a polynomial-time algorithm to decide whether a finite set of qudit gates exponentiated by some Hamiltonians is universal. Our approach formulates uโ€ฆ

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Physics Preprint PDF DOI

Multi-tracers, multi-surveys: data-driven EFT prior calibration from the PFS--DESI overlap

Nhat-Minh Nguyen ยท 2026

Marginalizing over roughly 12 effective-field-theory (EFT) nuisance parameters per tracer per redshift bin is the dominant systematic cost in full-shape galaxy power spectrum analyses. Simulation-baseโ€ฆ

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Physics Preprint PDF DOI

On the Role of Prompt Photons in the Anisotropic Emission of Direct Photons -- Direct Photons from Au+Au collisions at $\sqrt{s_{NN}}=200$ GeV with IP-Glasma Initial Condition

Fu-Ming Liu ยท 2026

The anisotropic emission of direct photons from Au+Au collisions at $\sqrt{s_{NN}}$=200 GeV was calculated using a (3+1)-dimensional viscous hydrodynamic model with the impact parameter Glasma initialโ€ฆ

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Physics Preprint PDF DOI

Coherent Rollout Oracles for Finite-Horizon Sequential Decision Problems

Nishant Shukla ยท 2026

Coherent quantum rollout for sequential decision problems requires a unitary simulator: randomness must live in explicit quantum registers, and basis-state selectors must be mapped to actions reversibโ€ฆ

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Physics Preprint PDF DOI

Lie symmetry classification and invariant solutions of time-fractional telegraph systems with variable coefficients

Sodbaatar Adiya, Khongorzul Dorjgotov, Bayarmagnai Gombodorj, Bayarpurev Mongol, Uuganbayar Zunderiya ยท 2026

Time-fractional telegraph equations provide fundamental mathematical models for transport processes that exhibit memory and nonlocal effects in industrial and physical systems. These models arise natuโ€ฆ

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Physics Preprint PDF DOI

Non-Abelian Particle-Loop, Fracton, and Planon Condensation in Cage-Net Models

Yifei Wang, Yu Zhao, Yingcheng Li, Hao Song, Yidun Wan ยท 2026

We present a framework for non-Abelian p-loop, fracton, and planon condensation in 3+1 dimensions by constructing extended cage-net fracton models using decoupled layers of the Hu-Geer-Wu (HGW) stringโ€ฆ

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Physics Preprint PDF DOI

Measurement of the Weyl Potential Evolution and $E_G$ Statistic from KiDS-1000, BOSS and 2dFLenS

Xuwei Zhang, Ming Zhang, Yunliang Ren, Xiaofeng Yang ยท 2026

A recently developed model-independent approach to measuring the Weyl potential has shown some tensions with $\Lambda$CDM (Lambda Cold Dark Matter) in DES (Dark Energy Survey) Y3 data. We apply this fโ€ฆ

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Geometry selective colossal negative dielectric permittivity in CaFe2O4 nanostructures

Sourav Sarkar, Kalyan Mandal ยท 2026

Negative permittivity metamaterial is a scientifically rich avenue due to its tremendous application in several arena of materials research including novel superlens, band-gap materials, invisibility โ€ฆ

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Physics Preprint PDF DOI

Clash of the Trident and Tuning Fork: insights from bar and spiral strength in the (massive black hole)-stellar mass diagrams, and the `Triangal' galaxy evolution schema

Alister W. Graham ยท 2026

The `Triangal' galaxy evolution schema is used to assess whether the Tuning Fork (bar strength) or the van~den~Bergh Trident and ATLAS$^{3D}$ Comb (spiral strength) offer greater evolutionary insight.โ€ฆ

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Physics Preprint PDF DOI

The Operation Control System for the Tianlai Experiment

Jixia Li, Fengquan Wu, Shijie Sun, Yougang Wang, Xuelei Chen ยท 2026

The Tianlai 21cm intensity mapping experiment is located at the Hongliuxia Observing Station, which is a remote site with excellent electromagnetic environment. To facilitate the operation of the Tianโ€ฆ

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Physics Preprint PDF DOI

Lift and leading-edge suction parameter of separated flows over an NACA0012 at high angles of attack

Ching Chang, You-Peng Shih, Tang-An Li ยท 2026

The flow condition at the leading edge governs the dynamics of the leading-edge vortex, which is crucial for understanding the separated flow over an airfoil at high angle of attack. Furthermore, withโ€ฆ

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Physics Preprint PDF DOI

Impact of the formation angle on the drag of bio-inspired $\pmb \vee$-formations

Prasoon Suchandra, Shabnam Raayai-Ardakani ยท 2026

Bio-inspired $\pmb \vee$ flight formation is a well known technique for energy saving among groups of fixed-wing aircraft, and as of recently, for groups of quad-rotors. Here, we study the effect of tโ€ฆ

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Physics Preprint PDF DOI

On Fin Based Propulsion and Maneuvering for Uncrewed Underwater Vehicles

Parker Thomas Grobe ยท 2026

Bio-inspired propulsion using oscillating fins has gained attention for its potential to achieve high thrust, efficiency, and maneuverability. Many aquatic organisms generate propulsion through coordiโ€ฆ

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Physics Preprint PDF DOI

MUSE-DARK III: The evolution of the radial acceleration relation at intermediate redshifts

B. I. Ciocan, N. F. Bouche, J. Fensch, D. Krajnovic, J. Freundlich, H. Desmond, B. Famaey, R. Techi ยท 2026

The radial acceleration relation (RAR) is a tight empirical correlation between the observed radial acceleration (a_tot) and the baryonic radial acceleration (a_bar) measured across galaxy radii: thesโ€ฆ

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Physics Preprint PDF DOI

Modeling of the magnetic stellar wind braking of the ssrAp 33 Lib (HD137949)

A.G. Nikiforov, V.D. Bychkov, M.V. Barkov ยท 2026

Using the ssrAp star 33 Lib (HD137949) as an example, we show that magnetic braking caused by the interaction of a strong magnetic field with a stellar wind can play a key role in slowing the rotationโ€ฆ

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