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Computer Science Preprint PDF DOI

From Mirage to Grounding: Towards Reliable Multimodal Circuit-to-Verilog Code Generation

Guang Yang, Xing Hu, Xiang Chen, Xin Xi · 2026

Multimodal large language models (MLLMs) are increasingly used to translate visual artifacts into code, from UI mockups into HTML to scientific plots into Python scripts. A circuit diagram can be view…

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Physics Preprint PDF DOI

Flat band in multiband-metal MnSb$_2$

Carl Jonas Linnemann, Kim-Khuong Huynh, Davide Ceresoli, Martin Bremholm · 2026

Marcasite compounds formed between $3d$ transition metals and antimony (TMSb$_2$) have been heavily studied due to their intriguing physical properties. For instance they can possess flat bands in the…

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Mathematics Preprint PDF DOI

Size-4 Counterexamples to the Sidon-Extension Conjecture

Tong Niu · 2026

A finite set $S \subset \mathbb{Z}$ is a \emph{Sidon set} if its pairwise differences are distinct. A \emph{perfect difference set} (PDS) of order $n$ is a set $B \subset \mathbb{Z}_v$ ($v = n^2 - n +…

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Physics Preprint PDF DOI

Evolution of the Saddle Point in Antimony Telluride Homologous Superlattices

Yi-Hsin Shen, Shane Smolenski, Ming Wen, Yimo Hou, Eoghan Downey, Jakob Hammond-Renfro, Katharine Moncrieffe, Chun Lin, Makoto Hashimoto, Donghui Lu, Kai Sun, Dominika Zgid, Emanuel Gull, Pierre Ferdinand P. Poudeu, Na Hyun Jo, Rachel S. Goldman · 2026

Combining topological insulators with topological semimetals in the form of homologous superlattices is a promising approach for generating correlated quantum matter based upon Fermi level alignment w…

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Physics Preprint PDF DOI

Spin Kerr-cat qubits

Z. M. McIntyre, Daniel Loss · 2026

The use of noise-robust qubit encodings provides a way of extending the lifetime of quantum information at the hardware level. In this work, we introduce the spin Kerr-cat encoding, which leverages a …

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AI & Data Science Preprint PDF DOI

Aethon: A Reference-Based Replication Primitive for Constant-Time Instantiation of Stateful AI Agents

Swanand Rao, Kiran Kashalkar, Parvathi Somashekar, Priya Krishnan · 2026

The transition from stateless model inference to stateful agentic execution is reshaping the systems assumptions underlying modern AI infrastructure. While large language models have made persistent, …

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Physics Preprint PDF DOI

On Carrollian Loop Amplitudes for Gauge Theory and Gravity

Vijay Nenmeli, Bin Zhu · 2026

Carrollian amplitudes are scattering amplitudes of massless particles written in position space at null infinity. We study various aspects of Carrollian amplitudes for gauge theory and gravity at loop…

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Physics Preprint PDF DOI

Geodesics from Quantum Field Theory: A Case Study in AdS

Vaibhav Burman, Chethan Krishnan, Livesh Parajuli · 2026

Localized one-particle states of a quantum field theory--whether in flat space or on a curved background--are expected to exhibit geodesic motion in an appropriate semiclassical regime. This expectati…

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Chemistry Preprint PDF DOI

Does the total energy difference method for modelling core level photoemission fail for bigger molecules?

Marta Berholts, Tanel Kaambre, Arvo Tonisoo, Rainer Parna, Vambola Kisand, Juhan Matthias Kahk · 2026

The $\Delta$-Self-Consistent-Field ($\Delta$SCF) method permits calculations of core electron binding energies in materials and molecules at a modest computational cost. However, it has been reported …

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AI & Data Science Preprint PDF DOI

SYNTHONY: A Stress-Aware, Intent-Conditioned Agent for Deep Tabular Generative Models Selection

Hochan Son, Xiaofeng Lin, Jason Ni, Guang Cheng · 2026

Deep generative models for tabular data (GANs, diffusion models, and LLM-based generators) exhibit highly non-uniform behavior across datasets; the best-performing synthesizer family depends strongly …

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Mathematics Preprint PDF DOI

On distinguishing genuine from spurious chaos in planar singular and nonsmooth systems: A diagnostic approach

Martha Alvarez Ramirez · 2026

We present a rigorous reassessment of chaotic behavior in two-dimensional autonomous systems with singular or nonsmooth dynamics. For the Cummings-Dixon-Kaus (CDK) model, we show that blow-up regulari…

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Physics Preprint PDF DOI

Spinning Particles around Einstein-Geometric Proca AdS Compact Objects

Gulzoda Rakhimova, Beyhan Pulice, Elham Ghorani, Farruh Atamurotov, Ahmadjon Abdujabbarov · 2026

We investigate the dynamics of spinning test particles in the vicinity of Einstein--geometric Proca (EGP) Anti-de Sitter (AdS) compact objects, which arise from metric-Palatini gravity extended by the…

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Physics Preprint PDF DOI

Universality in Relativistic Spinning Particle Models

Joon-Hwi Kim, Sangmin Lee · 2026

We establish an equivalence between massive spinning particle models in four spacetime dimensions coupled to electromagnetism or gravity, within the spin-magnitude-preserving sector. Four representati…

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AI & Data Science Preprint PDF DOI

A visual observation on the geometry of UMAP projections of the difference vectors of antonym and synonym word pair embeddings

Rami Luisto · 2026

Antonyms, or opposites, are sometimes defined as \emph{word pairs that have all of the same contextually relevant properties but one}. Seeing how transformer models seem to encode concepts as directio…

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Physics Preprint PDF DOI

A Rigorous Jacobi-Metric Approach to the Gauss-Bonnet Lensing of Spinning Particles: Extension to Quadrupole Order

Hoang Van Quyet · 2026

In this paper, we establish a generalized geometric framework based on the Gauss-Bonnet theorem and the Jacobi metric to investigate the gravitational deflection of massive spinning particles up to th…

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Physics Preprint PDF DOI

Plasmonics of non-noble metals

Michal Horak, Michael Foltyn, Viktor Bajo, Petr Dub, Tomas Sikola · 2026

Localized surface plasmon resonances are self-sustained, collective oscillations of free electrons in metallic nanostructures. They have a wide range of applications. The most common plasmonic metals …

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Physics Preprint PDF DOI

Electromechanical Hysteresis in Phase Change Material Sb2S3

Jack Kaman, Evan Musterman, Kyle P. Kelley, Neus Domingo-Marimon, Volkmar Dierolf, Himanshu Jain · 2026

Antimony sulfide is an emerging phase change material for optical and electrical memory and computation elements. It has additionally been reported as a ferroelectric, with recent evidence from hyster…

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Physics Preprint PDF DOI

Polarization structure and spin covariance of massive vector-boson amplitudes in QCD

Giuseppe De Laurentis, Kirill Melnikov, Matteo Tresoldi · 2026

Nearly thirty years ago, Bern, Dixon and Kosower computed all helicity amplitudes for the annihilation of an electron-positron pair into four QCD partons through an electroweak vector boson. More rece…

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Physics Preprint PDF DOI

Gauss-Bonnet lensing of spinning massive particles in static spherically symmetric spacetimes

Reggie C. Pantig, Ali Ovgun · 2026

We extend the finite-distance Jacobi-metric Gauss-Bonnet framework of Li \textit{et al}. [10.1103/PhysRevD.101.124058] to massive test particles carrying intrinsic spin. At pole-dipole order, the Math…

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Physics Preprint PDF DOI

Generalized Carter & R\"udiger Constants of $\sqrt{\text{Kerr}}$

Christopher de Firmian, Justin Vines · 2026

We consider the motion of a charged spinning test/probe particle -- governed by the Mathisson-Papapetrou-Dixon equations with generic, adiabatic, and conservative spin- and field-induced multipole mom…

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