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Physics Preprint PDF DOI

Unusual critical currents in quasi-one-dimensional superconducting aluminum two-width structures in a magnetic field

V. I. Kuznetsov, O. V. Trofimov ยท 2026

We measured unusual critical currents as functions of temperature in the zero field and as functions of a magnetic field perpendicular to the substrate surface at a given temperature close to the critโ€ฆ

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Physics Preprint PDF DOI

Second harmonic generation and third harmonic generation in topological insulator-based van der Waals metamaterials

Alessandra Di Gaspare, Sara Ghayeb, Craig Knox, Edmund H. Linfield, Joshua Freeman, Miriam S. Vitiello ยท 2026

High-order harmonic generation (HHG) in solids - the frequency up-conversion of an optical signal - is governed by symmetries. At terahertz (THz) frequencies, HHG is a key technology to access high frโ€ฆ

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Physics Preprint PDF DOI

Spin-coherence characterization of boron vacancy defects in hexagonal boron nitride with broadband microwave pulses

Yuki Nakamura, Takuya Iwasaki, Shu Nakaharai, Shinichi Ogawa, Yukinori Morita, Kenji Watanabe, Takashi Taniguchi, Kento Sasaki, Kensuke Kobayashi ยท 2026

Negatively charged boron vacancy (VB-) defects in hexagonal boron nitride (hBN) are promising for nanoscale-proximity quantum sensing. To evaluate their performance, it is important to characterize thโ€ฆ

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Physics Preprint PDF DOI

A Magnetically Switchable Bifocal Metasurface

Alberto Santonocito, Barbara Patrizi, Alessio Gabbani, Francesco Pineider, Guido Toci ยท 2026

Tunable flat optics are essential for advancing compact photonic devices. Here we show a numerical study of a reflective magneto-optical metasurface with a dynamically tunable focal length. The structโ€ฆ

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Physics Preprint PDF DOI

Dense cores and filaments in M16: Enhanced formation efficiency in the stellar feedback-driven shell

Nageen Pervaiz, Guo-Yin Zhang, Alexander Men'shchikov, Jin-Zeng Li ยท 2026

We present a comprehensive analysis of dense cores and filamentary structures in the M16 Eagle Nebula using high-resolution ($11.7^{\prime\prime}$) surface density and temperature maps derived from \tโ€ฆ

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Physics Preprint PDF DOI

Experimental detection of entanglement in multimode Gaussian states from high-order intensity correlation moments

Ze-Shan He, Yukuan Zhao, Hao-Shu Tian, Kai Sun, Xiao-Ye Xu, Chuan-Feng Li, Guang-Can Guo ยท 2026

Quantum universal invariants of a Gaussian state's covariance matrix, which can be derived from intensity correlation moments, have been adopted to characterize the entanglement properties of Gaussianโ€ฆ

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Mathematics Preprint PDF DOI

Gromov-Hausdorff Convergence of Spectral Truncations for Quantum Groups

Xintao Peng, Qin Wang ยท 2026

We study the quantum Gromov-Hausdorff convergence of spectral truncations for compact quantum groups. Using a proper length function, we define a Dirac operator and the associated spectral truncationsโ€ฆ

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Physics Preprint PDF DOI

Optical effects in Gaseous Electron Multipliers (GEMs)

D. Edgeman, F.M. Brunbauer, M. Gardner, D. Loomba, P.A. Majewski, T. Marley, L. Millins, T. Neep, K. Nikolopoulos, J. Schueler, E. Tilly, W. Thompson ยท 2026

Optical time projection chambers (OTPCs) are well suited for applications that require the highest spatial resolution for particle track reconstruction. The MIGDAL experiment uses a glass GEM-based OTโ€ฆ

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Mathematics Preprint PDF DOI

Mod p Monodromy of Cyclic Covers of the Projective Line

Stepan Nesterov ยท 2026

In this paper, we prove a big monodromy theorem for the monodromy of cyclic coverings of projective line for cohomology with Fp-coefficients. This is a direct generalization of the results of Achter aโ€ฆ

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Engineering Preprint PDF DOI

High Coupling Tunable Acoustic Resonators in Monolithic Barium Titanate

Ian Anderson, Agham Posadas, Alexander A. Demkov, Ruochen Lu ยท 2026

The growing number of wireless communication bands has driven demand for compact, low-loss, and frequency adjustable RF filtering. Tunable acoustic resonators are well suited to address these needs, oโ€ฆ

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Physics Preprint PDF DOI

Non-local Tunneling Spectroscopy of Inelastic Quasiparticle Relaxation in Superconducting 1-D Wires

Kevin M. Ryan, Detlef Beckmann, Venkat Chandrasekhar ยท 2026

Non-local conductance experiments using tunnel junctions can provide valuable spectroscopic information on both the transport and relaxation of quasiparticles in superconductors, as these techniques dโ€ฆ

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Physics Preprint PDF DOI

Engineering superconductivity on the surface of Weyl semimetals

Riccardo Vocaturo, Mattia Trama ยท 2026

Ten years after the experimental discovery of Weyl semimetals, theoretical and experimental work has pointed to the possibility of realizing surface-only superconductivity at relatively high temperatuโ€ฆ

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Physics Preprint PDF DOI

Negative nonlocal and local voltages (resistances) in a quasi-one-dimensional superconducting aluminum structure

V.I. Kuznetsov, O.V. Trofimov ยท 2026

To study a nonlocal electron transport in an aluminum superconducting quasi-one-dimensional structure, we measured negative nonlocal (local) direct current voltages in the structure in a magnetic fielโ€ฆ

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Physics Preprint PDF DOI

Probing Sub-GeV Dark Matter via Migdal Effect-Induced Electron Excitations

Felix Kahlhoefer, Liangliang Su ยท 2026

The electron ionization predicted by the Migdal effect in dark matter-nucleus scattering enhances experimental sensitivity to sub-GeV dark matter. In this work, we demonstrate that lower-energy electrโ€ฆ

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Physics Preprint PDF DOI

Emergent surface resonance from charge density wave symmetry breaking in TiSe2

Turgut Yilmaz, Yi Sheng Ng, Muhammad Awais Fiaz, Anil Rajapitamahuni, Asish K. Kundu, Shawna M. Hollen, Polina M. Sheverdyaeva, Paolo Moras, Ivana Vobornik, Jun Fujii, Shinichiro Ideta, Kenya Shimada, Boris Sinkovic, Elio Vescovo, Hui-Qiong Wang, Jin-Cheng Zheng ยท 2026

Surface confined electronic states provide a fertile ground for discovering emergent phenomena that have no counterpart in the bulk, offering new routes to manipulate correlations, symmetry breaking, โ€ฆ

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Engineering Preprint PDF DOI

Model-Free Dynamic Mode Adaptive Control for Data-Driven Control Synthesis

Parham Oveissi, Ankit Goel ยท 2026

This paper presents a model-free, data-driven control synthesis method called dynamic mode adaptive control (DMAC) for systems whose mathematical models are unavailable or unsuitable for classical conโ€ฆ

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Physics Preprint PDF DOI

All pure entangled states can lead to fully nonlocal correlations

Martin J. Renner, Edwin Peter Lobo, Arturo Konderak, Remigiusz Augusiak, Antonio Acin ยท 2026

It is a well-established fact that some quantum correlations can be nonlocal, meaning that they cannot be described by a local hidden variable model. Certain quantum correlations have a form of nonlocโ€ฆ

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Physics Preprint PDF DOI

Linear poroelastic response of thin permeable gel films

Caroline Kopecz-Muller (LOMA, NAVIER UMR 8205), Joshua D Mcgraw, Thomas Salez (LOMA) ยท 2026

When a hydrophilic and deformable porous material is immersed in a bath, it may absorb the solvent and expand by several times its volume, thus forming a highly soft and porous hydrogel. A stress applโ€ฆ

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Physics Preprint PDF DOI

Dispersion Splitting of Phonon Polaritons in van der Waals Heterostructure

Daeho Noh, Jaehyeong Ock, Sergey G. Menabde, Min Seok Jang ยท 2026

The biaxial van der Waals crystal {\alpha}-phase molybdenum trioxide ({\alpha}-MoO3) supports hyperbolic phonon-polaritons with anomalous dispersion in the Type-I Reststrahlen band (RB-I). Despite theโ€ฆ

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Physics Preprint PDF DOI

The effect of Van der Waals interaction on the microstructure of EPD deposits: a simulation study

Remi Martin, Sandrine Duluard, Celine Merlet ยท 2026

Electrophoretic deposition is a method of choice for generating coatings thanks to its ease of implementation and its ability to produce coatings of relatively large thicknesses in a single step proceโ€ฆ

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