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From the 3 of 7 papers with an AI index.

7 papers

gr-qc2026

Characterizing Signalling: Connections between Causal Inference and Space-time Geometry

Maarten Grothus, V. Vilasini

The paper studies how information‑theoretic notions of signalling relate to the geometric structure of space‑time, improving causal inference methods for unfaithful models and intr…

cond-mat.str-el2026

Tracing the horizon of tetragonal-to-monoclinic distortion in pressurized trilayer nickelate La4Ni3O10

Sitaram Ramakrishnan, Yingzheng Gao, Valerio Olevano +18

The study investigates pressure‑ and temperature‑induced structural transitions in the trilayer nickelate La4Ni3O10, revealing a direct tetragonal‑to‑monoclinic transition, associa…

cond-mat.mtrl-sci2026

Molecular Beam Epitaxy of AlScN Nanowires: Towards Group-III Nitride Piezoelectric Nanogenerators with Enhanced Response

Adriano Notarangelo, Rudeesun Songmuang, Mostafa Saleh +10

The paper reports the molecular beam epitaxy growth of Al₁₋ₓScₓN nanowires with controlled Sc content, integrates them into vertical piezoelectric nanogenerators, and demonstrates…

physics.optics2026

Refractive indices of YSiO in the near-infrared

Shijun Zhang, Jérôme Debray, Jérôme Debray +5

YSiO is a reference birefringent material for optical quantum technologies. The refractive index is primarily known in the visible spectrum, whereas this crystal is also us…

cond-mat.mes-hall2026

Superconducting cavity probes sliding ferroelectricity in small-angle twisted WSe

Krishnendu Maji, Supriya Mandal, Sriram H. +8

Ferroelectricity is a property of materials that exhibit spontaneous charge polarization. Ferroelectricity in 2D materials is interesting because of their applications in memory de…

cond-mat.other2026

Flux-induced strengthening of the magnetic couplings in a flat-band diamond chain

Biplab Pal, Maxime Thumin, Georges Bouzerar

The physics in flat bands has emerged as an essential field in condensed matter physics where a plethora of phenomena can be unveiled, such as anomalous transport properties, super…