15 papers

astro-ph.SR2026

New constraints on the binary system HD 327083 and its gaseous and dusty environments

L. Cidale, P. Marchiano, M. Kraus +11

Binary systems with circumbinary molecular and dust rings are of great interest because they provide insights into the dynamics and evolution of stellar systems and the chemistry o…

astro-ph.IM2026

Early Exploration of the Scientific Discovery Space for the Habitable Worlds Observatory

Courtney D. Dressing, Danica Adams, Evelyne Alecian +324

The paper summarizes 70 science cases for the proposed NASA Habitable Worlds Observatory, outlining the observational needs across four scientific pillars and detailing required ca…

quant-ph2026

Nanoscale graphitization and defect evolution in silicon-vacancy center-containing nanodiamonds under high-pressure high-temperature annealing

M. De Feudis, B. Yavkin, L. Henry +6

Group-IV color centers, such as the silicon-vacancy (SiV) defect, are highly promising for solid-state quantum technologies. However, nanodiamonds typically exhibit significant lat…

cond-mat.supr-con2026

Quadrupolar phase transition in superconducting lanthanum hydride

Abhishek Raghav, Kousuke Nakano, Marco Cherubini +2

Lanthanum hydride (LaH) has been widely studied for its high superconducting critical temperature of 250 K at about 170 GPa pressure. Although the structural -t…

astro-ph.SR2026

Thermal Non-equilibrium Cycles in a Non-eruptive Pseudo-Streamer

Clara Froment, Sophie Masson

Thermal non-equilibrium (TNE) is a well-known thermodynamic mechanism, generally studied in coronal loops. These evaporation and condensation cycles are induced by a quasi-steady a…

astro-ph.IM2026

GRAVITY+: reducing non-common-path aberrations for sub-10 μas astrometric accuracy

Quentin Fournier, Guillaume Bourdarot, Frank Eisenhauer +26

GRAVITY is a state-of-the-art instrument for near-infrared astrometric interferometry that routinely achieves astrometric accuracy of 30-100 microarcsecond in its phase-referenced…