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๐Ÿ” william hu ๐Ÿ“‚ Physics
Showing 1243 results for "william hu" in Physics
Physics Preprint PDF DOI

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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Testing Scale-Dependent Modified Gravity with DESI DR1

D. Gonzalez, G. Niz, A. Aviles, C. Garcia-Quintero, H.E. Noriega, J. Aguilar, S. Ahlen, D. Bianchi, D. Brooks, T. Claybaugh, A. de la Macorra, A. de Mattia, P. Doel, S. Ferraro, J. E. Forero-Romero, E. Gaztanaga, S. Gontcho A Gontcho, G. Gutierrez, C. Hahn, K. Honscheid, D. Huterer, M. Ishak, R. Joyce, S. Juneau, R. Kehoe, D. Kirkby, M. Landriau, L. Le Guillou, M. E. Levi, M. Manera, A. Meisner, R. Miquel, S. Nadathur, W.J. Percival, I. Perez-Rafols, G. Rossi, L. Samushia, E. Sanchez, D. Schlegel, H. Seo, J. Silber, D. Sprayberry, G. Tarle, B. A. Weaver, R. Zhou (DESI Collaboration) ยท 2026

The Dark Energy Spectroscopic Instrument (DESI) provides an unprecedented opportunity to test deviations from general relativity (GR) that introduce a new physical scale within its redshift range. Usiโ€ฆ

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All-organic self-separating three-dimensionally nanoarchitected electrochemical energy storage devices

William R. T. Tait, Sriram Murali, Chao-Hua Hsu, Jantakan Nedsaengtip, Christina Lee, R. Paxton Thedford, Vibha Kalra, Joerg G. Werner, Ulrich B. Wiesner ยท 2026

This work realizes a three-dimensionally (3D) nanoarchitected, all organic, "self-separating" lithium-ion electrochemical energy storage (EES) device that is cycled as a solid-state full cell. The devโ€ฆ

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Physics Preprint PDF DOI

Bragg-Williams order competes with superconductivity

Xu Liu, Xu Chen, Chuizhen Chen, Boqin Song, Jing Chen, Xijing Dai, Qinghua Zhang, Feng Jin, Xingya Wang, Weiwei Dong, Dongliang Yang, Gefei Li, Pengju Zhang, Jiangping Hu, Jian-gang Guo, Tianping Ying, Xiaolong Chen ยท 2026

Orderings in charge and spin have been extensively studied to unravel their correlation to emergent superconductivity over the past decades. Bragg-Williams order (BWO), a classical structural order paโ€ฆ

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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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Solution of a large nonlinear recurrent neural network at fixed connectivity

Albert J. Wakhloo ยท 2026

We calculate the moments and response functions of a nonlinear random recurrent neural network in the large $N$ limit. Our approach does not require averaging over synaptic weights and gives the firstโ€ฆ

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Matched asymptotics of Rayleigh-wave fields near cuspidal ridges and gorges

Oleg Kiselev ยท 2026

We construct a local matched-asymptotic description of time-harmonic elastic fields generated by Rayleigh waves near cuspidal elements of a traction-free surface. The free surface is represented localโ€ฆ

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Obstructions to universality in globally controlled qubit graphs

Roberto Gargiulo, Roberto Menta, Vittorio Giovannetti, Robert Zeier ยท 2026

Global control offers a promising route to scalable quantum computing. A recent conjecture by Hu et al. (arXiv:2508.19075) proposes that any connected qubit graph equipped with global Ising-type interโ€ฆ

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Static heterogeneity generates apparent universality in first-passage bursty dynamics

Morten M{o}ller, Philipp Rahe, Sadegh Ghaderzadeh, Elena Besley, Philip Moriarty ยท 2026

Processes involving bursts of activity separated by quiescent periods occur across diverse systems and scales. In human dynamics, these phenomena have been described by power-law inter-event time distโ€ฆ

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William A. Bardeen -- A Brief Biography

Christopher T. Hill ยท 2026

William Allan Bardeen (September 15, 1941 $-$ November 18, 2025) was an American theoretical physicist who worked at the Fermi National Accelerator Laboratory. He is renowned for his foundational workโ€ฆ

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Probing Gluon TMD Models with Drell--Yan Structure Functions

Jan Ferdyan ยท 2026

We compute structure functions for the Drell--Yan process in proton-proton collisions at the center of mass energy $\sqrt{S} = 8 \mathrm{TeV}$ both parity conserving and parity breaking. For this calcโ€ฆ

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The WEAVE acquisition and guiding software: pattern recognition-based acquisition and multi-fibre guiding

Emanuel Gafton, Gavin B. Dalton, Don Carlos Abrams, Jure Skvarc, Sergio Pico, Lilian Dominguez-Palmero, Illa R. Losada, Sarah Hughes, Neil O'Mahony, Frank J. Gribbin, Andy Ridings, David L. Terrett, Cecilia Farina, Chris R. Benn, Esperanza Carrasco, P. Joel Concepcion Hernandez, Kevin Dee, Rafael Izazaga, Shoko Jin, Ian J. Lewis, J. Alfonso L. Aguerri, Gonzalo Paez ยท 2026

We present the architecture, implementation, and on-sky validation of the fully automated acquisition and guiding system (AG) developed for the WEAVE instrument on the William Herschel Telescope. The โ€ฆ

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Quantum Suicide in Many-Worlds Implies P=NP

Veronika Baumann, Alberto Rolandi ยท 2026

In this paper we propose a totally serious algorithm to solve NP problems in polynomial time provided one is willing to wager the fate of all observers in the universe on the many-world interpretationโ€ฆ

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Exploring Beyond {\Lambda}CDM with the Weak Lensing Power Spectrum and Bispectrum

Liantsoa F. Randrianjanahary, Chandrachud B. V. Dash ยท 2026

In this work, we present Fisher matrix forecast of the tomographic weak lensing power spectrum and bispectrum for three physically distinct types of models of beyond-$\Lambda$CDM: the CPL parametrisatโ€ฆ

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Investigation of Aeroacoustics and In-flight Particle Transport in Thermal Spray Supersonic Jets

D. Rahmat Samii, M. Tembely ยท 2026

The acoustic signature of thermal spray processes is known to vary with changes in operating conditions, which also influence particle in-flight velocity and distribution. Building on this idea, the pโ€ฆ

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A field-biased HPZ master equation and its Markovian limit

M. Gabriela Boada G., Andrea Delgado, Jose Morales E ยท 2026

We present a first-principles derivation of a non-equilibrium quantum master equation for a continuously driven open quantum system interacting with a structured electromagnetic environment. Starting โ€ฆ

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Willman 1 Revisited: The Kinematics, Chemistry, and Orbital Properties of a Potentially-Disrupting Dwarf Galaxy

Camille Chiu, Marla Geha, William Cerny, Nitya Kallivayalil, Hannah Richstein, Christopher T. Garling, Beth Willman ยท 2026

The ultra-faint Milky Way satellite Willman 1 (W1; $M_V = -2.6$; $r_{\rm half} \sim27$ pc) was the first stellar over-density found via resolved stars in the Sloan Digital Sky Survey, yet its classifiโ€ฆ

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Negative Strain-Rate Sensitivity in Metallic Glasses Driven by Rejuvenation-Relaxation Competition: Kinetic Monte Carlo Simulations and a Minimal Effective Model

Tomoaki Niiyama, Akio Ishii, Takahiro Hatano, Tomotsugu Shimokawa, Shigenobu Ogata ยท 2026

When strain-rate sensitivity (SRS) is negative in metallic glasses, the material becomes weaker as the deformation rate increases, leading to accelerated plastic deformation and, eventually, catastropโ€ฆ

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Effects of Symmetron on growth and RSD multipoles

Gerardo Morales-Navarrete, Jorge L. Cervantes-Cota ยท 2026

In this work, we investigate the effects of the growth rate scale dependence in the Symmetron modified gravity (MG) model on cosmic structure formation and we analyze the redshift-space distortion (RSโ€ฆ

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Quantum Brownian motion with non-Gaussian noises: Fluctuation-Dissipation Relation and nonlinear Langevin equation

Hing-Tong Cho, Bei-Lok Hu ยท 2026

Building upon the work of Hu, Paz, and Zhang [1,2] on open quantum systems we consider the quantum Brownian motion (QBM) model with one oscillator (position variable $x$) as the system, {\it nonlinearโ€ฆ

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