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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

Quantum Lattice Boltzmann Solutions for Transport under 3D Spatially Varying Advection on Trapped Ion Hardware

Sayonee Ray, Jezer Jojo, Jason Iaconis, Abeynaya Gnanasekaran, Apurva Tiwari, Martin Roetteler, Chris Hill, Jay Pathak · 2026

The Quantum Lattice Boltzmann Method (QLBM) has emerged as one of the most promising quantum computing approaches for the numerical simulation of problems in computational fluid dynamics (CFD). The dy…

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Physics Preprint PDF DOI

Local probing of superconductivity at oxide interfaces with atomic force microscopy

Dilek Yildiz, Sungmin Kim, Dengyu Yang, Muqing Yu, Kyoungjun Lee, Ruiqi Sun, En-Min Shih, Steven R. Blankenship, Patrick Irvin, Franz J. Giessibl, Chang-Beom Eom, Jeremy Levy, Joseph A. Stroscio · 2026

Superconductivity in strontium titanate has remained enigmatic for more than 50 years. The LaAlO$_3$/SrTiO$_3$ (LAO/STO) heterointerface enables systematic dimensional confinement, from a two-dimensio…

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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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AI & Data Science Preprint PDF DOI

Attractor FCM

Alexis Kafantaris · 2026

In this paper an attractor FCM is created, tested, and analyzed. This FCM is neither a hebbian based nor agentic, nor a hybrid; it rather is a gradient descent based, physics constrained, Jacobian ver…

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Physics Preprint PDF DOI

The optical phonoelectric effect

D. Choi, M. Forst, M. Fechner, M. Buzzi, X. Deng, Z. Zeng, K. H. Martens, D. Prabhakaran, C. Putzke, P. Moll, P.G. Radaelli, A. Cavalleri · 2026

Piezoelectricity is a technologically important property of certain insulators in which mechanical strain induces an electrical polarization. However, the rate at which a piezoelectric response can be…

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Physics Preprint PDF DOI

X-Ray Diagnostics Analysis Verification and Exploration (xDAVE) Code for the Prediction and Interpretation of X-Ray Thomson Scattering Experiments

Hannah M. Bellenbaum, Dave A. Chapman, Maximilian P. Bohme, Thomas Gawne, Sebastian Schwalbe, Willow M. Martin, Michael Bussmann, Dirk O. Gericke, Uwe Hernandez Acosta, Jan Vorberger, Tobias Dornheim · 2026

X-ray Thomson scattering (XRTS) is a common diagnostic used in the warm dense matter (WDM) regime to estimate plasma parameters like density, temperature and charge state. Experimental analysis typica…

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AI & Data Science Preprint PDF DOI

Linear Models, Variable Selection, Artificial Intelligence

By Riyadh Alrawkan, Edward Boone, Ryad Ghanam, Anton Westveld · 2026

Variable selection in linear regression models has been a problem since hypothesis testing began. Which variables to include or exclude from a model is not an easy task. Techniques such as Forward, Ba…

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Physics Preprint PDF DOI

CORINOS V: Radiative transfer effects in protostellar ice observations

Will E. Thompson, Jennifer B. Bergner, Neal J. Evans II, Yao-Lun Yang, Vincent Kreft, Lenore Anderson, Klaus M. Pontoppidan, L. Ilsedore Cleeves, Ewine F. van Dishoeck, Rachel E. Gross, Jeong-Eun Lee, Melissa K. McClure, Nami Sakai, Katerina Slavicinska · 2026

Recent observations of protostars with the James Webb Space Telescope have revealed unprecedented chemical complexity from their ice absorption features. However, these spectra are likely influenced b…

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Physics Preprint PDF DOI

Beyond Cloud-9: The case for discovering more HI-rich failed halos

Jorge Moreno, Coral Wheeler, Francisco J. Mercado, M. Katy Rodriguez Wimberly, Pratik J. Gandhi, Jenna Samuel, Robert Feldmann, James S. Bullock, Andrew Wetzel, Michael Boylan-Kolchin · 2026

HI-rich starless halos, should they exist, hold great promise for elucidating properties of dark matter halos. This Letter examines the properties of HI-rich failed halos at redshift zero across state…

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Computer Science Preprint PDF DOI

On (In)approximability of MaxMin Independent Set Reconfiguration

Hung P. Hoang, Naoto Ohsaka, Rin Saito, Yuma Tamura · 2026

In the Independent Set Reconfiguration problem under the Token Addition/Removal rule, given a graph $G$ and two independent sets $I$ and $J$ of $G$, we want to transform $I$ into $J$ by adding and rem…

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Economics & Finance Preprint PDF DOI

What Drives Contagion? Identifying and Attributing Cross-Border Transmission Mechanisms

Avishek Bhandari, Ipsita Parida, Hitesh Kumar Sahu · 2026

We address the joint detection-and-attribution problem in cross-border financial contagion through a two-stage framework. The first stage applies wavelet-quantile transfer entropy across time-scales a…

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Physics Preprint PDF DOI

Geometric Rashba Control of Polar Pairing at LaAlO$_3$/KTaO$_3$ Interfaces

Yi Zhou · 2026

At LaAlO$_3$/KTaO$_3$ interfaces, the superconducting $T_c$ exhibits a striking quasi-linear dependence on crystallographic orientation, coexisting with switchable polar nanoregions (PNRs). We propose…

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AI & Data Science Preprint PDF DOI

Conflict Forecasting via Conformal Prediction for Markov Processes

Aditya Basarkar, Emmett B. Kendall, David Randahl, Jonathan P. Williams, Gudmund H. Hermansen · 2026

Whether or not a country is at war, or experiencing escalating or deescalating levels of conflict, has massive ramifications on a country's national and foreign policy. Given a country's history of co…

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AI & Data Science Preprint PDF DOI

The Price of Agreement: Measuring LLM Sycophancy in Agentic Financial Applications

Zhenyu Zhao, Aparna Balagopalan, Adi Agrawal, Dilshoda Yergasheva, Waseem Alshikh, Daniel M. Bikel · 2026

Given the increased use of LLMs in financial systems today, it becomes important to evaluate the safety and robustness of such systems. One failure mode that LLMs frequently display in general domain …

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Mathematics Preprint PDF DOI

The moduli space of Higgs pairs

Jun Sasaki · 2026

In this paper, we study the moduli space of Higgs pairs, which can be considered as a generalization of holomorphic pairs. Higgs pairs are an example of quiver bundles. We introduce the notion of $\ta…

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Engineering Preprint PDF DOI

A Realistic Discrete Event Simulation model for Ambulance Location and Deployment within a regional Emergency Medical Service

Alberto De Santis, Stefania Iannazzo, Fabio Ingravalle, Stefano Lucidi, Massimo Maurici, Giulia Riccardi, Massimo Roma, Antonio Vinci · 2026

The objective of Emergency Medical Services (EMSs) is to promptly respond to calls from citizens for first aid, providing pre-hospital care and, if necessary, to transfer patients to an appropriate Em…

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AI & Data Science Preprint PDF DOI

Complexity of Linear Regions in Self-supervised Deep ReLU Networks

Mufhumudzi Muthivhi, Terence L. van Zyl · 2026

There has been growing interest in studying the complexity of Rectified Linear Unit (ReLU) based activation networks. Recent work investigates the evolution of the number of piecewise-linear partition…

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Physics Preprint PDF DOI

gateau: an observation simulator for ground-based submillimeter astronomy with integral field units and kinetic inductance detectors

A. Moerman, N. Soshnin, S. A. Brackenhoff, S. O. Dabironezare, K. Karatsu, L. H. Marting, S. A. H. de Rooij, M. Roos, B. R. Brandl, A. Endo · 2026

Submillimeter (submm) integral field units (IFUs) utilising kinetic inductance detectors (KIDs) are a promising instrument architecture for the study of galaxies, galaxy clusters, and the large-scale …

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Earth & Environmental Sciences Preprint PDF DOI

Characterization of the Volatile Properties of 133P/Elst-Pizarro and Other Main-Belt Comets with JWST and Ground-Based Observations

Henry H. Hsieh, John W. Noonan, Michael S. P. Kelley, Dennis Bodewits, Jana Pittichova, Audrey Thirouin, Marco Micheli, Scott S. Sheppard, Colin O. Chandler, Theodore Kareta, Colin Snodgrass, Richard E. Cannon, Brian P. Murphy · 2026

We report results from an analysis of the volatile composition and evolution of main-belt comet (MBC) 133P/Elst-Pizarro using JWST NIRSpec and NIRCam observations and ground-based observations during …

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