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๐Ÿ” kelwin fernandes ๐Ÿ“‚ Physics
Showing 6089 results for "kelwin fernandes" in Physics
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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 ยท 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-dimensioโ€ฆ

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Spatially Resolved Temperature Measurement Using Rydberg Doppler Broadening Thermometry

K. N. Trivedi, M. Carminati, Elia Sole Cardona, T. Bonaccorsi, R. Donofrio, B. Begoc, O. Morsch ยท 2026

We demonstrate a technique for spatially resolved temperature measurement utilizing Rydberg Doppler broadening thermometry. This method employs two focused laser beams arranged perpendicularly to exciโ€ฆ

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A perturbative Liouville prescription for the celestial three-gluon amplitude

Grzegorz Biskowski, Franco Ferrari, Marcin R. Piatek, Artur R. Pietrykowski ยท 2026

We study the celestial three-gluon amplitude in a dilaton background through the Mellin-Liouville formulation proposed by Stieberger, Taylor and Zhu (STZ). The original map contains an ambiguity in thโ€ฆ

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Propulsion and far-field hydrodynamics of linked-sphere microswimmers with viscoelastic deformability

Vimal Singh, Akash Choudhary ยท 2026

Viscoelasticity governs the locomotion strategies of deformable microorganisms, rendering it a fundamental mechanical property of microbial motility and an integral component in the design of envisionโ€ฆ

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Active Galactic Nucleus Feedback in an Elliptical Galaxy. IV. The Importance of the Jet Wind Coupling

Minhang Guo, Feng Yuan, Suoqing Ji, Bocheng Zhu ยท 2026

This is the fourth paper of our series investigating the effects of active galactic nucleus (AGN) feedback in the evolution of an elliptical galaxy using the {\it MACER} framework. While previous workโ€ฆ

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Turbulence and Star Formation Suppression in Elliptical Galaxies: The Role of Active Galactic Nucleus Jet Wind Interaction

Minhang Guo, Suoqing Ji, Feng Yuan, Bocheng Zhu ยท 2026

Winds and jets are symbiotic when the accretion rate is low, according to black hole accretion theory. Both components are potentially important for active galactic nucleus (AGN) feedback, but previouโ€ฆ

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Compressible Navier--Stokes Flow in Schr\"odinger-Type Variables

James R. Beattie, Max Sokolova, Khush Negandhi, Bart Ripperda ยท 2026

Fluid equations are nonlinear, dissipative, and non-Hamiltonian, which makes their relation to Schr\"odinger evolution and quantum algorithms nontrivial. We derive an exact Eulerian Cole-Hopf-type refโ€ฆ

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Newton-Cartan limit of Klein-Gordon AQFT and the collapse of Galilean modular structure

Leonardo A. Pachon ยท 2026

We extend the established Galilean/relativistic structural divider in algebraic quantum field theory, namely, the absence of Reeh-Schlieder and of Tomita-Takesaki modular flow on local algebras of anyโ€ฆ

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Four-Loop Gluon Anomalous Dimension of General Lorentz Spin: Transcendental Part

B.A. Kniehl, S.-O. Moch, V.N. Velizhanin, A. Vogt ยท 2026

We consider the anomalous dimension $\gamma_{gg}^{(3)}(N)$ of the twist-two gluon operator of arbitrary Lorentz spin $N$ in the quark flavor singlet sector of a general gauge theory at four loops and โ€ฆ

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Analytical Treatment of Noise-Suppressed Klein Tunneling in Graphene with Possible Implications for Quantum-Dot Qubits

Kamal Azaidaoui, Ahmed Jellal, Hocine Bahlouli, A. Al Luhaibi, Michael Vogl ยท 2026

We study quantum tunneling through a potential barrier whose height fluctuates in time and is modeled by Gaussian white noise. We map the stochastic dynamics onto an equivalent time-independent Lindblโ€ฆ

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Successful irradiation campaign on PRIMA/PRIMAger KIDs detectors with DRACuLA

Valentin Sauvage, Anais Besnard, Giulia Conenna, Kenichi Karatsu, Stephen J.C. Yates, Lorenza Ferrari, Bruno Maffei ยท 2026

DRACuLA (Detector irRAdiation Cryogenic faciLity for Astrophysics) is a mobile dilution refrigerator platform developed at the Institut d'Astrophysique Spatiale (IAS) to expose sub-Kelvin detectors toโ€ฆ

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How the Hahn-Banach Theorem Sheds Bright Light on Fundamental Questions in Classical Thermodynamics

Martin Feinberg, Richard B. Lavine ยท 2026

The Hahn-Banach Theorem, a cornerstone of modern functional analysis, is a natural companion of the Second Law of Thermodynamics. From a Kelvin-Planck version of the Second Law, the Hahn-Banach Theoreโ€ฆ

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Multiple Mellin-Barnes integrals in Schwinger-DeWitt technique

A. O. Barvinsky, A. E. Kalugin, W. Wachowski ยท 2026

We consider off-diagonal asymptotic series for integral kernels of functions of Laplace-type operators on curved backgrounds. These expansions are obtained by applying integral transforms to the DeWitโ€ฆ

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Drag penalty during relaminarization and Kelvin-Helmholtz-promoted retransition in an accelerating turbulent boundary layer over initially drag-reducing riblets

Benjamin Savino, Wen Wu ยท 2026

Direct numerical simulations of an accelerating turbulent boundary layer (TBL) over a smooth wall and a wall fully covered with streamwise-aligned riblets are performed to investigate drag modulation โ€ฆ

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Multilayer Laue Lenses for Enhanced Spatial Resolution in Dark-Field X-ray Microscopy

Steffen Staeck, Can Yildirim, Raquel Rodriguez-Lamas, Thomas Dufrane, Carsten Detlefs, Nis Gellert, Antonella Gayoso Padula, Henning Friis Poulsen ยท 2026

We introduce the use of a crossed pair of Multilayer Laue Lenses (MLLs) as an objective in Dark-Field X-ray Microscopy (DFXM). In a demonstration experiment at the ID03 beamline at ESRF, two flat Mo-Sโ€ฆ

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$J/\psi$ Photoproduction from Threshold to HERA: Leading-Twist Convolution, Small-$x$ Pathology, and Eikonal Unitarization

Arkadiy I. Syamtomov ยท 2026

We revisit near-threshold $J/\psi$ photoproduction on the nucleon within the OPE sum-rule framework combined with vector-meson dominance and dispersion relations, using modern NNLO gluon distributionsโ€ฆ

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Target-Mass Corrections in the OPE Sum-Rule Approach to Quarkonium-Nucleon Interactions with Global-Fit PDFs: an $x$-Resolved Analysis

Arkadiy I. Syamtomov ยท 2026

We revisit the operator-product-expansion sum-rule approach to inelastic quarkonium-nucleon interactions using global-fit parton distribution functions ABMP16, MSHT20, CT18 and NNPDF4.0. In contrast tโ€ฆ

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Mapping Tachyon effective field theory to a subsector of Klein-Gordon theory

P. V. Athira, Ashik H, Priyadarshi Paul ยท 2026

On an unstable D-brane, the rolling of the tachyon away from the maximum of its potential is described by time-dependent solutions in string theory. Subsequent analysis leads to an understanding of phโ€ฆ

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Autoregressive prediction of 2D MHD dynamics inferred from deep learning modeling

David Kivarkis, Waleed Mouhali, Sadruddin Benkadda, Kai Schneider ยท 2026

We develop two deep learning surrogate autoregressive models for the prediction of the temporal evolution of two-dimensional ideal magnetohydrodynamic (MHD) Kelvin-Helmholtz instabilities across a ranโ€ฆ

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Moments at the hard edge and Rayleigh functions

Anna Maltsev, Nick Simm ยท 2026

Motivated by the analogy between spectral moments of random matrices and associated zeta functions, we study inverse power trace moments of the Laguerre ensemble of dimension $N$ and inverse temperatuโ€ฆ

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