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๐Ÿ” yu zhang ๐Ÿ“‚ Physics
Showing 2591 results for "yu zhang" in Physics
Physics Preprint PDF DOI

Discrete Lattice Models for Interface Growth on a Complete Graph

J. M. Marcos, J. J. Melendez, R. Cuerno, J. J. Ruiz-Lorenzo ยท 2026

We investigate the behavior of discrete interface growth models belonging to the Edwards--Wilkinson (EW) and Kardar--Parisi--Zhang (KPZ) universality classes, when defined on a complete graph, a topolโ€ฆ

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Galilean boost invariance does not survive the trace: symmetry breaking in open quantum systems

Leonardo F. Calderon, Esteban Marulanda, Santiago Morales, Leonardo A. Pachon ยท 2026

Tracing out a Galilean-invariant Caldeira-Leggett environment breaks Galilean boost covariance of the reduced dynamics, while spatial translations and rotations survive intact. An operator-level analyโ€ฆ

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Radial Profiles of Binary Fraction in Elliptical Galaxies

Xiejin Li, Fenghui Zhang, Yinghe Zhao, Cheng Li, Zhanwen Han, Yunkun Han, Xiaoyu Kang ยท 2026

The radial profile of binary fraction may vary with environment and is of significant importance for studying the formation mechanisms of binary stars and their dynamical evolution within globular cluโ€ฆ

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Fast radio burst dispersion is an unbiased tracer of matter on large scales

Shion Andrew, Haochen Wang, Kiyoshi Masui, Josh Borrow, Calvin Leung, Ryan Raikman, Matthieu Schaller, Joop Schaye, James M. Sullivan ยท 2026

The dispersion of fast radio bursts (FRBs) measures the column density of free electrons, tracing the diffuse ionized gas that contains more than $90\%$ of all baryons. On linear scales the FRB disperโ€ฆ

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The gauge action on semi-discrete Lax representations and its invariants

Sergei Igonin ยท 2026

Semi-discrete (differential-difference) matrix Lax representations (Lax pairs) play an essential role in the theory of integrable differential-difference equations. Fix a (1+1)-dimensional evolutionโ€ฆ

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The Tentacles Landscape

Pablo Groisman ยท 2026

Zhang and Strogatz [Phys. Rev. Lett. 127, 194101 (2021)] used high-dimensional simulations to argue that basins of attraction in the Kuramoto ring are octopus-like: their volume scales as $e^{-kq^2}$ โ€ฆ

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Landauer-based study of transport in Chern insulator heterostructures

J. Luna-Ramos, A. Martin-Ruiz ยท 2026

We study charge transport through a trivial-topological-trivial junction described by the continuous Qi-Wu-Zhang model, which realizes a two-dimensional Chern-insulating phase. The central region is tโ€ฆ

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Transiently accelerating cosmological model with Gong-Zhang parametrization in $f(T)$ teleparallel gravity

Khomesh R. Patle, G. P. Singh ยท 2026

We present the cosmic expansion scenario in the framework of $f(T)$ gravity by employing a dark energy equation of state (EoS) parameter. Specifically, we proceed with the power-law form of the functiโ€ฆ

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Kardar-Parisi-Zhang physics in optically-confined continuous polariton condensates

Mikhail Misko, Natalia Starkova, Pavlos G. Lagoudakis ยท 2026

Kardar-Parisi-Zhang (KPZ) scaling has been observed in discrete polariton lattices, enabled by engineered band structures that stabilize the condensate. Whether this universality extends to intrinsicaโ€ฆ

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Flavoured Lattice Schwinger Model with Chiral Anomaly

Dogukan Bakircioglu ยท 2026

We introduce the \emph{flavoured lattice Schwinger model}, a $(1{+}1)$-dimensional $U(1)$ lattice gauge theory in which the fermion doubling problem is resolved by staggering a $\mathbb{Z}_{2}$ flavouโ€ฆ

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Local topological markers for Chern insulators in ribbon geometry

Maks Repse, Tomaz Rejec, Jernej Mravlje ยท 2026

Local topological markers are used to characterize Chern insulators in the presence of spatial inhomogeneities, such as boundaries and disorder. In this paper, we study the local Chern marker in systeโ€ฆ

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Bulk-dissociated topological bands without spin-orbit coupling in hetero-dimensional superconducting metamaterials

Joseph J. Cuozzo, Sayed Ali Akbar Ghorashi, Dale Huber, Wei Pan, Francois Leonard ยท 2026

Topological superconductors (TSCs) in superconducting hybrid heterostructures, which integrate superconducting and non-superconducting materials, have been intensely investigated with the hope of discโ€ฆ

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Space-time correlations of passive scalars in colored-noise flows

Long Wang, Guowei He ยท 2026

The space-time correlation of a passive scalar advected by a Gaussian colored-noise velocity with wavenumber-dependent correlation times and power-law spatial spectra is investigated in the present paโ€ฆ

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Dimensional crossover in surface growth on rectangular substrates

Ismael S. S. Carrasco, Tiago J. Oliveira ยท 2026

In a recent work [Phys. Rev. E 109, L042102 (2024)], interesting dimensional crossovers [from two- to one-dimensional (2D to 1D) scaling] were found in the growth of Kardar-Parisi-Zhang (KPZ) interfacโ€ฆ

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Tractable model for a fractionalized Fermi liquid (FL$^*$) on a square lattice

Piers Coleman, Elio J. Konig, Aaditya Panigrahi, Alexei Tsvelik ยท 2026

Motivated by the continued interest in Fermi-surface reconstruction without symmetry breaking, we present an analytically tractable microscopic model of a fractionalized Fermi liquid (FL$^*$) on a squโ€ฆ

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Dynamical phase diagram of synchronization in one dimension: universal behavior from Edwards-Wilkinson to random deposition through Kardar-Parisi-Zhang

Ricardo Gutierrez, Rodolfo Cuerno ยท 2026

Synchronization in one dimension displays generic scale invariance with universal properties previously observed in surface kinetic roughening and the wider context of the Kardar-Parisi-Zhang (KPZ) unโ€ฆ

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Description of KPZ interface growth by stochastic Loewner evolution

Yusuke Kosaka Shibasaki ยท 2026

In this study, we investigate the relationship between the one-dimensional (1D) Kardar-Parisi-Zhang (KPZ) equation and the stochastic Loewner equation (SLE), which is a one parameter family of the conโ€ฆ

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Beyond dynamic scaling: rare events break universality

Ulysse Marquis, Riccardo Gallotti, Marc Barthelemy ยท 2026

Surface growth driven by non-monomeric deposition has remained largely unexplored. We investigate a model based on the deposition of blobs with a power-law size distribution $P(s)\sim s^{-\tau}$. We fโ€ฆ

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Symmetry-Informed Term Filtering for Continuum Equation Discovery

Junya Yokokura, Kazumasa A. Takeuchi ยท 2026

Discovering governing equations, whether manually or by data-driven methods, has been central in physics and related areas. Since governing equations are typically constrained by a set of symmetries, โ€ฆ

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The origin of KPZ-scaling in arrays of polariton condensates

Denis Novokreschenov, Alexey Kavokin ยท 2026

This work investigates the origin of Kardar-Parisi-Zhang (KPZ) scaling in the phase dynamics of one-dimensional and two-dimensional polariton condensates. We demonstrate that the key mechanism leadingโ€ฆ

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