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๐Ÿ” ivan gridin ๐Ÿ“‚ Physics
Showing 20871 results for "ivan gridin" in Physics
Physics Preprint PDF DOI

Probing the $\gamma$-ray Emission Origin of Two Star-forming Galaxies NGC 2403 and NGC 3424 with the Fermi-LAT

Linjie Liu, Wei Zhang, Xian Hou, Pierrick Martin ยท 2026

Star-forming galaxies (SFGs) are a subclass of $\gamma$-ray emitters and a correlation between their $\gamma$-ray luminosity ($L_{\rm \gamma}$) and the total infrared (IR) luminosity ($L_{\rm IR}$) haโ€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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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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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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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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Anomalous, pre-yield grain-boundary sliding in copper revealed with in-situ high-resolution strain mapping

Benjamin Poole, David Lunt, Luke Hewitt, Chris Hardie ยท 2026

Grain boundary sliding is typically associated with high temperature deformation in engineering alloys. Here, we examine grain boundary sliding at room temperature in oxygen-free high-conductivity copโ€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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Unique photometric variability in SDSS J134628.62+173659.5: clues for moving dust clouds as physical origin of changing-look AGN

Zhang XueGuang (GXU) ยท 2026

The scenario of variations in accreting process around central black hole has been widely accepted as the preferred physical origin of changing-look active galactic nuclei (CLAGN), rather than obscuraโ€ฆ

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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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Physics Preprint PDF DOI

Discovery of Sparse Invariant Subgrid-Scale Closures via Dissipation-Controlled Training for Large Eddy Simulation on Anisotropic Grids

Samantha Friess, Aviral Prakash, John A. Evans ยท 2026

Neural networks offer highly expressive turbulence closures, yet their complexity obscures the physical mechanisms they aim to model, and their computational cost can limit their tractability. To addrโ€ฆ

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Magnomechanical Coupling in Suspended 2D van der Waals Ferromagnets

Ritesh Das, Alvaro Bermejillo-Seco, Herre S. J. van der Zant, Peter G. Steeneken, Yaroslav M. Blanter ยท 2026

Magnomechanical systems provide a promising route for exploring coherent hybrid magnon-phonon interactions and hybrid information processing, but their realization has so far been limited by weak magnโ€ฆ

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Tuning magnitude and direction of lattice thermal conductivity in transition metal dichalcogenide heterobilayers

Elliot Perviz, Antonio Cammarata ยท 2026

We investigate the nanoscale mechanisms determining lattice thermal conductivity (LTC) of pristine and W-doped MX$_2$-M$^\prime$X$^\prime_2$ transition metal dichalcogenide heterobilayers from first pโ€ฆ

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Criticality of ISCOs and AdS/CFT

Chandrasekhar Bhamidipati, Parashar Chatterjee, Sudipta Mukherji, Yogesh Kumar Srivastava ยท 2026

We study the trajectories of massive particles in spherically symmetric black holes in arbitrary dimensions, and find certain universal features based on the topological classification of the fixed poโ€ฆ

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Highly fluctuating double-$q$ magnetic order in the van der Waals metal CeTe$_3$

Ryutaro Okuma, Yuita Fujisawa, Natsumi Maekawa, Akiko Nakao, Yoshihisa Ishikawa, Riki Kobayashi, Yoshinori Okada, Daichi Ueta ยท 2026

CeTe$_3$ is a van der Waals antiferromagnet composed of magnetic [CeTe]$^+$ layers coupled to highly conducting Te$^{0.5-}$ square nets. Its simple quasi-two-dimensional electronic structure and cleavโ€ฆ

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Tunable thermal conductivity through dual spin-phonon coupling in van der Waals ferromagnetic insulator Cr2Ge2Te6

Zhongbin Wang, Wenlong Tang, Simin Pang, Hongxing Zhu, Renkang Fan, Baohai Jia, Junxue Li, Ben Xu, Jun Zhang, Lin Xie, Jiaqing He ยท 2026

The active manipulation of phonon transport remains a central challenge in phononics and spin caloritronics due to the charge-neutral nature of heat carriers. Spin-phonon coupling (SPC) offers a promiโ€ฆ

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Probing Spin Dynamics Across Magnetic Phase Transitions in CrCl3 Nanoflakes Using Nitrogen-Vacancy Microscopy

Ben Hammons, Jitender Kumar, Sehrish Iqbal, Prem Karki, Karishma Prasad, Tianlin Li, Aram Pirali, Ayodimeji E. Aregbesola, Rupak Timalsina, Xia Hong, Jian Wang, Kapildeb Ambal, Ilja Fescenko, Abdelghani Laraoui ยท 2026

CrCl3, a layered van der Waals (vdW) magnet, exhibits in-plane magnetic anisotropy and enhanced interlayer coupling upon stacking, making it an ideal platform to host exotic nanoscale magnetic phenomeโ€ฆ

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Knudsen number as a non-thermal parameter: possible origin of skewness in space plasma distributions

Ivan Gallo-Mendez, Adolfo F. Vinas, Pablo S. Moya ยท 2026

Non-Maxwellian distributions and their origins in space plasma have attracted significant attention due to their prevalence and impact on various astrophysical and space-related phenomena. This paper โ€ฆ

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The Bulge Cluster Origin (BulCO) survey with CRIRES at the ESO-VLT: a chemical screening of the Globular Cluster NGC 6553

A. Bartolomei, L. Origlia, C. Fanelli, L. Chiappino, F. R. Ferraro, B. Lanzoni, C. Pallanca, M. Loriga, M. Cadelano, D. Romano, E. Dalessandro, D. Massari, E. Valenti ยท 2026

In this paper we present the chemical screening of the stellar population belonging to the globular cluster NGC 6553 in the Galactic bulge. This study has been conducted in the contest of the Bulge Clโ€ฆ

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Bottom-up realization of a type-II organic-TMD heterointerface: Pentacene on monolayer WS2

Michele Capra, Christian S. Kern, Mira S. Arndt, Karl J. Schiller, Max Niederreiter, Francesco Presel, Iolanda Di Bernardo, Marco Gruenewald, Torsten Fritz, Stefan Tappertzhofen, Martin Sterrer, Peter Puschnig, Mirko Cinchetti, Giovanni Zamborlini ยท 2026

Stacked van der Waals heterostructures based on transition metal dichalcogenides (TMDs) exhibit a rich variety of exotic interfacial phenomena. Substituting one component with an organic semiconductorโ€ฆ

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BMS transformed Quantum String Dynamics near a Black Hole

Nihar Ranjan Ghosh, Malay K. Nandy ยท 2026

Asymptotic symmetries are expected to leave subtle but physically meaningful imprints on quantum probes of gravity, yet their manifestation in near-horizon dynamics remains incompletely understood. Weโ€ฆ

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