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๐Ÿ” grey ballard ๐Ÿ“‚ Physics
Showing 2813 results for "grey ballard" in Physics
Physics Preprint PDF DOI

Sector-dominant graph-local drivers for path-window barrier Hamiltonians on the Boolean hypercube

Takiko Sasaki, Tetsuji Tokihiro ยท 2026

We study finite-size adiabatic state preparation on Boolean hypercubes using graph-local drivers built from sector/path coordinates related to monotone Gray-code representatives. The construction is nโ€ฆ

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Architecture-aware Unitary Synthesis

Frans Perkkola, Arianne Meijer-van de Griend, Jukka K. Nurminen ยท 2026

We present a novel architecture-aware transpilation method for exact general unitary gate synthesis on superconducting quantum hardware. Our approach is tightly integrated with the optimized block-ZXZโ€ฆ

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Data-driven reconstruction of spatiotemporal phase dynamics for traveling and oscillating patterns via Bayesian inference

Takahiro Arai, Toshio Aoyagi, Yoji Kawamura ยท 2026

Building on the phase reduction theory formulated for reaction-diffusion systems with spatial translational symmetry, we develop a data-driven method that reconstructs the spatiotemporal phase dynamicโ€ฆ

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Chaotic Billiard Lasers

Takahisa Harayama ยท 2026

This chapter provides an overview of chaotic billiard lasers as a prominent branch of quantum chaos. These lasers offer an ideal experimental platform for demonstrating the principles of quantum chaosโ€ฆ

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Hyperaccreting Neutron Stars inside Massive Envelopes: The Implausibility of Thorne-\.Zytkow Objects

Patrick Chi-Kit Cheong, David Radice, Christopher L. Fryer ยท 2026

The evolution of neutron stars (NSs) embedded within massive stellar envelopes is a critical phase in binary stellar evolution, potentially leading to the formation of Thorne-\.Zytkow Objects (T\.ZOs)โ€ฆ

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Shadow, Quasinormal Modes, Sparsity, and Energy Emission Rate of Euler-Heisenberg Black Hole Surrounded by Perfect Fluid Dark Matter

Edilberto O. Silva, Faizuddin Ahmed ยท 2026

In this work, we investigate the optical, dynamical, and radiative properties of an Euler--Heisenberg black hole immersed in a perfect fluid dark matter (PFDM) background. We analyze the photon sphereโ€ฆ

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Hole concentrations in doped gray {\alpha}-Sn on InSb and CdTe measured with infrared ellipsometry

Jaden R. Love, Carlos A. Armenta, Atlantis K. Moses, Haley B. Woolf, Jan Hrabovsky, Stefan Zollner, Aaron N. Engel, Christopher J. Palmstr{o}m ยท 2026

Gray tin ({\alpha}-Sn) layers with 30 nm thickness were grown on InSb (001) substrates using molecular beam epitaxy. The surface preparation of the substrates was adjusted to achieve either n-type or โ€ฆ

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A First-Order Eikonal Framework for Quasinormal Modes, Shadows, Strong Lensing, and Grey-Body Factors in a Scalarized Black-Hole Metric

Bekir Can Lutfuoglu, Javlon Rayimbaev, Sardor Murodov, Jakhongir Kurbanov, Muhammad Matyoqubov ยท 2026

We construct an analytic geodesic-optics description of quasinormal ringing, black-hole shadows, strong lensing, and grey-body factors for the static spherical metric introduced in Eq.~(9) of Ref.~\ciโ€ฆ

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Integrable, Mixed, and Chaotic Dynamics in a Single All-to-All Ising Spin Model

David Amaro-Alcala, Carlos Pineda ยท 2026

We demonstrate that the Ising all-to-all (ATA) model exhibits a range of dynamics, from integrable to chaotic, including mixed behaviour across symmetry blocks within a single system. While other workโ€ฆ

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Quantum computing for effective nuclear lattice model

Zhushuo Liu, Jia-ai Shi, Bing-Nan Lu, Xiaosi Xu ยท 2026

Nuclear lattice effective field theory has become an important framework for quantum many-body calculations in nuclear physics, yet its classical implementation remains increasingly challenging for moโ€ฆ

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Quantum Chaos in Phase Space

Martina Hentschel ยท 2026

Mesoscopic devices, with system sizes in the range of several to several dozens wavelengths, represent paradigmatic model systems for the observation of quantum chaotic behaviour based on semiclassicaโ€ฆ

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Consistent Treatment of Muons in Binary Neutron Star Mergers

Henrique Gieg, Ramon Jaeger, Maximiliano Ujevic, Tim Dietrich ยท 2026

We present a set of numerical-relativity binary neutron star merger simulations incorporating muons and muonic reactions for two baseline baryonic equations-of-state. In order to investigate the possiโ€ฆ

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Cross-Sensor RGB Spectrograms: A Visual Method for Anomaly Detection in Classical and Quantum Magnetometer Triads

Manas Pandey ยท 2026

Stationary multi-magnetometer arrays are routinely deployed in geomagnetic observatories, laboratory shielded rooms, and ground-based monitoring stations. The standard analysis pipeline reduces each sโ€ฆ

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Q-PIPE A Practical Quantum Phase Encoding Method

Brian Garcia Sarmina, Emmanuel Martinez-Guerrero, Janeth De Anda Gil, Sun Guo-Hua, Dong Shi-Hai ยท 2026

A major hurdle in Quantum Image Processing (QIMP) is efficiently transferring classical, high-dimensional image data into quantum states. Current methods face trade-offs: amplitude encoding (FRQI) is โ€ฆ

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Large Interstellar Polarisation Survey. III. Observational constraints on the structure of grains

Ralf Siebenmorgen, Stefano Bagnulo, Lapo Fanciullo, Thomas Vannieuwenhuyse, Vincent Guillet ยท 2026

Dust in the diffuse interstellar medium remains incompletely understood with regard to the structure, composition, size distribution, and alignment properties of the grains. Joint observations of reddโ€ฆ

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Milky-Way-like stars in a galaxy core 8 billion years ago revealed by gravitational lensing

Quirino D'Amato, Filippo Mannucci, Alessandro Sonnenfeld, Martina Scialpi, James W. Nightingale, Cristiana Spingola, Stefano Zibetti, Alessandro Marconi, Piero Rosati, Cosimo Marconcini, Guido Agapito, Anna Gallazzi, Enrico Di Teodoro, Gloria Andreuzzi, Francesco Belfiore, Elena Bertola, Caterina Bracci, Stefano Carniani, Elisa Cataldi, Avinanda Chakraborty, Matteo Ceci, Claudia Cicone, Anna Ciurlo, Giovanni Cresci, Alessandra De Rosa, Elisa Di Carlo, Anna Feltre, Michele Ginolfi, Isabella Lamperti, Bianca Moreschini, Emanuele Nardini, Michele Perna, Elisa Portaluri, Khatun Rubinur, Paolo Saracco, Paola Severgnini, Vincenzo Testa, Giulia Tozzi, Giacomo Venturi, Lorenzo Ulivi, Cristian Vignali, Maria Vittoria Zanchettin, Antonio Pepe ยท 2026

The assembly of stellar-dominated cores in elliptical galaxies is key to understanding how cosmic structures evolved. Gravitational lensing offers unique insights into the nature of their stars. We reโ€ฆ

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Long-lived quasinormal frequencies for regular black hole supported by the Einasto profile in the presence of the magnetic field

Milena Skvortsova ยท 2026

We investigate quasinormal modes, grey-body factors, and absorption cross-sections of a massive scalar field in regular black-hole spacetimes supported by the Einasto density profile. The analysis is โ€ฆ

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Intrinsically ultralow thermal conductivity in all-inorganic superatomic bulk crystals

Mingzhang Yang, Yuxi Wang, Jun Deng, Tianping Ying, Qinghua Zhang, Nianjie Liang, Xiaobing Liu, Bai Song, Jian-gang Guo, Xiaolong Chen ยท 2026

Superatomic compounds, composed of atomic clusters interwoven by weak chemical bonds exhibit large anharmonicity vibrations, are excellent candidates for ultralow thermal conductivity (\k{appa}) materโ€ฆ

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The Structure of Scientific Socialism: Quantum Emergence, Frustration, and the Non-Dual Dialectic

Sindhunil Barman Roy ยท 2026

Classical Marxism and the algebra of revolution were formulated within the ontological constraints of 19th-century Newtonian materialism-a world of discrete, predictable, billiard-ball interactions. Hโ€ฆ

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Quasinormal Modes of a Massive Scalar Field in 4D Einstein--Gauss--Bonnet Black Hole Spacetimes

Bekir Can Lutfuoglu ยท 2026

We analyze quasinormal modes, grey-body factors, and absorption cross-sections of a massive scalar field in four-dimensional Einstein--Gauss--Bonnet black-hole spacetimes within a stability-constraineโ€ฆ

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