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Physics Preprint PDF DOI

Uniaxial strain-driven ferroelastic domain control in LaAlO3

Matthias Roeper, Robin Buschbeck, Jakob Wetzel, Tobias Ritschel, Anna-Lena Hofmann, Vladyslav Kovtunovych, Mike N. Pionteck, Javier Taboada-Gutierrez, Alexey B. Kuzmenko, Martina Basini, Vivek Unikandanunni, Iuliia Kiseleva, Jochen Geck, Susanne C. Kehr, Maximilian Lederer, Simone Sanna, Lukas M. Eng, Samuel D. Seddon · 2026

Multiferroic domain walls in functional oxides exhibit properties distinct from the bulk and are increasingly exploited as active elements in nanoelectronic and photonic devices. Deterministic control…

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Physics Preprint PDF DOI

Anharmonic phonon coupling enabled by local inversion symmetry breaking at domain walls in ferroelastic

Seyyed Jabbar Mousavi, Vivek Unikandanunni, Niccolo Sellati, Paolo Barone, Martina Basini, Steven L. Johnson, Andrey Shalit, Peter Hamm, Mattia Udina, Thomas Feurer · 2026

In ferroelastic materials, spontaneous symmetry breaking leads to the formation of twin domains. Although the bulk crystal typically remains centrosymmetric, inversion symmetry can be locally broken a…

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Chemistry Preprint PDF DOI

Effect of reaction temperature on nascent carbonaceous particles from toluene shock-tube pyrolysis: Insights from FTIR and Raman spectroscopy

Meysam K. Rezaeian, Can Shao, Jurgen Herzler, Mustapha Fikri, Greg J. Smallwood, Christof Schulz · 2026

The transition from gaseous precursors to nascent solid particles and their subsequent structural maturation were investigated in single-pulse shock-tube experiments using ex situ Fourier-transform in…

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Physics Preprint PDF DOI

A Systematic Search for Optical Outbursts in IPs Using ASAS-SN

Jake Mendelsohn, Simone Scaringi, Martina Veresvarska, Krystian I{l}kiewicz · 2026

Cataclysmic variables can show rapid increases in optical flux. Intermediate polars (IPs), a subset with strong magnetic fields that disrupt the inner accretion disc, have been thought to possess trun…

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Physics Preprint PDF DOI

The Phenomenological Classification of TESS Eclipsing Binaries

Shi-Qi Liu, Kai Li, Xiao-Dian Chen, Li-Heng Wang · 2026

Eclipsing binaries are crucial astrophysical laboratories for studying stellar parameters and evolutionary processes. In this study, we constructed a machine-learning-based model for systematic phenom…

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Physics Preprint PDF DOI

Thin film synthesis of SrZn2P2 with SrI2 post-annealing for enhanced crystallinity and optoelectronic quality

Sita Dugu, Shaham Quadir, Christopher P. Muzzillo, Zhenkun Yuan, Smitakshi Goswami, Xiaojing Hao, Jialiang Huang, Guillermo Esparza, Baptiste Julien, David Fenning, Jifeng Liu, Geoffroy Hautier, Andriy Zakutayev, Sage R. Bauers · 2026

Ternary Zintl phosphides are promising light-absorbing semiconductors for thin-film optoelectronic applications, but strategies for controlling their microstructure and optoelectronic quality remain u…

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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 · 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 pa…

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Physics Preprint PDF DOI

Asteroseismic analysis of RY Leporis: the post-main sequence HADS in a binary system

Wojciech Niewiadomski, Jadwiga Daszynska-Daszkiewicz, Przemys{l}aw Walczak, Wojciech Szewczuk, Eloy Rodriguez, Piotr Ko{l}aczek-Szymanski, Aliz Derekas · 2026

We present a comprehensive study of the pulsating primary component of the long-period binary system RY Lep. The spectral energy distribution and the absence of detectable lines indicate that the comp…

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Physics Preprint PDF DOI

Raman Characterization of Two-Dimensional Quasiperiodic Antiferromagnets on Various Lattices: Spin-Orbit Mechanism

Takashi Inoue, Shoji Yamamoto · 2026

We study first-order (single-magnon) inelastic light scatterings in spin-$\frac{1}{2}$ two-dimensional quasiperiodic antiferromagnets in comparison with those emergent on periodic lattices. Unlike sec…

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Engineering Preprint PDF DOI

ASAP: An Azimuth-Priority Strip-Based Search Approach to Planar Microphone Array DOA Estimation in 3D

Ming Huang, Shuting Xu, Leying Yang, Huanzhang Hu, Yujie Zhang, Jiang Wang, Yu Liu, Hao Zhao, He Kong · 2026

Direction-of-arrival (DOA) estimation is an important task in microphone array processing and many downstream applications. The steered response power with phase transform (SRP-PHAT) method has been w…

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Physics Preprint PDF DOI

Second Harmonic Generation Through Backward Raman Scattering in Magnetized Plasmas Driven by Circularly Polarized Intense Lasers

S. S. Ghaffari-Oskooei, A. A. Molavi Choobini · 2026

A fluid-based theoretical framework is developed to describe the nonlinear cascade linking primary BRS-driven plasma wave amplification, oscillating two-stream instability (OTSI), nonlinear current ge…

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Physics Preprint PDF DOI

Reversible Modulation of Thermal Conductivity in GaN via Strain-Driven Reorganization of Dislocation Ensembles

Shantal Adajian, Fanghao Zhang, Zeyu Xiang, Tanay Tak, Miguel Zepeda-Rosales, Nikhil Tulshibagwale, Kirk Fields, Bolin Liao · 2026

Crystalline defects are generally regarded as static phonon scatterers that irreversibly suppress thermal transport. Here we show that elastic strain can dynamically and reversibly reorganize dislocat…

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Physics Preprint PDF DOI

Spectral Evolution and Transient Broad-Line Features in the Isolated AGN UNAM-KIAS 613

Edgar Cortes-Suarez, Paola Marziani, Hector Manuel Hernandez-Toledo, Miguel Angel Aragon-Calvo, Castalia Alenka Negrete · 2026

We present multi-epoch optical spectroscopy of the isolated elliptical galaxy UNAM-KIAS 613, hosting a low-luminosity Type 1 AGN. Analysis of archival Sloan Digital Sky Survey (SDSS) data from 2006 re…

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Physics Preprint PDF DOI

Hidden optical nonlinearities in linear spectra of quantum emitter arrays

Sricharan Raghavan-Chitra, Arghadip Koner, Joel Yuen-Zhou · 2026

Classical optical frameworks such as the discrete dipole approximation (DDA) assume that the linear spectrum of coupled quantum emitters can be computed solely from the linear susceptibilities of indi…

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Physics Preprint PDF DOI

On the Mathematics of Information-Thermodynamics

Dallin Fisher, Qi-Jun Hong · 2026

We present a validation of the asdf method, an information-theoretic framework for computing thermodynamic entropy from molecular configurations. The method reformulates entropy estimation as the Shan…

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Sociology & Anthropology Preprint PDF DOI

No one likes it hot, but hotter cities adjust by staying active later

Andrew Renninger, Till Koebe, Ingmar Weber · 2026

Extreme heat suppresses urban activity, but its effects need not be uniform across climates or across the day. Using data on activity at points of interest in 20 cities spanning temperate, tropical, a…

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Physics Preprint PDF DOI

Dichroic Raman probes for chiral edge modes

Avedis Neehus, Johannes Knolle · 2026

The identification and manipulation of charge-neutral fractionalized quasi-particles, in particular chiral edge modes (CEM), is a long-standing quest in physics. Remarkably, the microscopically mediat…

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Physics Preprint PDF DOI

Physical Parameters of 146 Contact Binaries Derived from Light and Radial Velocity Curves

Kai Li, Xiang Gao, Si-Rui Wang, Li-Heng Wang · 2026

We present a comprehensive analysis of 146 contact binaries using medium-resolution LAMOST spectra and photometric data from the All-Sky Automated Survey for SuperNovae (ASAS-SN) and the Transiting Ex…

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Computer Science Preprint PDF DOI

Poster: ClawdGo: Endogenous Security Awareness Training for Autonomous AI Agents

Jiaqi Li, Yang Zhao, Bin Sun, Yang Yu, Jian Chang, Lidong Zhai · 2026

Autonomous AI agents deployed on platforms such as OpenClaw face prompt injection, memory poisoning, supply-chain attacks, and social engineering, yet existing defences address only the platform perim…

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Chemistry Preprint PDF DOI

Broadband impulsive stimulated Raman spectroscopy reveals electronic state-specific vibronic coupling and vibrational coherence transfer through nonadiabatic electronic coupling

Ramandeep Kaur, Shaina Dhamija, Garima Bhutani, Amit Kumar, Arijit K. De · 2026

Vibrational wavepacket dynamics in the ground (X) and excited (B) electronic states of iodine under impulsive-pump/broadband-probe excitation are revisited. A method for accurate chirp correction, nec…

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