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Showing 933 results for "caroline pascal" in Physics · Preprint
Physics Preprint PDF DOI

Absence of Quasi-Majorana False Positives in Full-Shell Hybrid Nanowires

Carlos Paya, Cesar Robles, Pablo San-Jose, Elsa Prada · 2026

Tunneling spectroscopy cannot be used as an unambiguous detection tool for Majorana zero modes (MZMs) in conventional partial-shell nanowires. The presence of smooth confinement at the end of the hybr…

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Superconductivity in bilayer La$_3$Ni$_2$O$_7$: A review focusing on the strong-coupling Hund's rule assisted pairing mechanism

Zhiming Pan, Chen Lu, Fan Yang, Congjun Wu · 2026

Discovery of high-$T_c$ superconductivity (SC) in the bilayer nickelate series La$_3$Ni$_2$O$_7$ have attracted substantial interest, providing a new platform for exploring unconventional SC. Certain …

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Pairing Mechanism in Bilayer Nickelate La$_3$Ni$_2$O$_7$ Superconductors

Xianxin Wu, Tao Xiang, Jiangping Hu · 2026

The recent discovery of superconductivity with $T_c \approx 80$~K in bilayer nickelate La$_3$Ni$_2$O$_7$ provides a new setting in which to test the organizing principles of unconventional high-temper…

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Statistical Signatures of Majorana Zero Modes in Disordered Topological Superconductor Antidot Vortices

Zhibo Ren, Jukka I. Vayrynen · 2026

An antidot-pinned vortex in a three-dimensional topological insulator-superconductor platform hosts a Majorana zero mode (MZM). However, numerous Caroli-de Gennes-Matricon (CdGM) states coexist with i…

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Strictly correlated electrons in a quantum ring: from Kohn-Sham to Kantorovich potentials

Thiago Carvalho Corso · 2026

Our goal in this paper is twofold. First, we characterize the class of pairwise interactions for which the Seidl conjecture on the structure of optimal plans for the symmetric multimarginal optimal tr…

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Causality, the Kovtun-Son-Starinets bound, and a novel sum rule for spectral densities

G. Yu. Prokhorov, O. V. Teryaev · 2026

We directly show that the local ratio of the shear viscosity to the entropy density for Unruh radiation at a finite distance from the horizon is universal and satisfies the relation $ \eta/s = 1/(4\pi…

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Jahn-Teller distortion on strained La$_3$Ni$_2$O$_7$ thin films

Yuxin Wang, Zhan Wang, Fu-Chun Zhang, Kun Jiang · 2026

We present a systematic study of the electronic structure of strained La$_3$Ni$_2$O$_7$ thin films. We show that biaxial compressive strain mainly elongates the outer apical Ni-O bond while leaving th…

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Raman and Terahertz Spectroscopy of Low-Frequency Chiral Phonons in Amino Acids

Rahul Rao, Won Jin Choi, Joseph M. Slocik, Thuc T. Mai, Michael A. Susner, Kelsey A. Collins, Michael J. Newburger, Petr Bour, Nicholas A. Kotov · 2026

Chiral phonons are mirror-symmetric vibrations that correspond to twisting and rotational motions of atoms. In chiral biomolecules, they correspond to low-energy terahertz (THz)-range vibrations of th…

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Quantum corrections and multioccupancy in a semi-classical gas

Loris Ferrari · 2026

The quantum corrections to the behavior of a semi-classical gas can be expressed as a power series of the ratio $eta$ between the cube of De Broglie's thermal wavelength and the specific volume. The c…

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(De-)Exciting the Third Poschl-Teller Kink

Hengyuan Guo, Jarah Evslin, Stefano Bolognesi · 2026

There is a series of scalar models possessing reflectionless kinks whose linear perturbations are described by a P\"oschl-Teller potential at integer level $\sigma$. The cases $\sigma=1$ and $2$ are t…

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Theoretical proposal of superconductivity in hole-doped reduced bilayer nickelate La3Ni2O6: a manifestation of orbital-space bilayer model with incipient bands

Shu Kamiyama, Reo Kohno, Yuto Hoshi, Kensei Ushio, Daiki Nakaoka, Hirofumi Sakakibara, Kazuhiko Kuroki · 2026

A correspondence exists between the multi-orbital Hubbard model and the bilayer Hubbard model, in which superconductivity is optimized in an incipient-band regime in both cases. In the multi-orbital s…

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Post-processing Probabilistic Forecasts of the Solar Wind by Data Mining Similar Scenarios

Daniel E. da Silva, Yash Parlikar, Shaela I. Jones, Charles N. Arge · 2026

The solar wind speed at Earth is one of the most important parameters regarding the effects of space weather on society. Thus far, most approaches for predicting the solar wind speed produce a single-…

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Stellar Chromospheric Activity Database of Solar-like Stars Based on the LAMOST Low-Resolution Spectroscopic Survey III. Calibrating the Chromospheric Basal Flux and the Connection to Stellar Rotation

Weitao Zhang, Han He, Jun Zhang · 2026

Based on the Ca\,II H and K lines observed by LAMOST, we employ the photospheric ($R'_{\rm HK}$) and basal ($R^+_{\rm HK,L}$) flux calibrated chromospheric activity indices to examine the relationship…

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Weibel Instability-Driven Seed Magnetic Fields during Reionization

Jorie McDermott, Manami Roy, Christopher M. Hirata · 2026

Cosmological reionization was a highly out-of-equilibrium event that affected every parcel of the intergalactic medium, making it a candidate for astrophysical generation of intergalactic magnetic fie…

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Towards an understanding of magnesium in a biological environment: A density functional theory study

Miranda Naurin, Sally Aldhaim, Moltas Elliver, Ludwig Hagby, J. Didrik Nilsson, Elsebeth Schroder · 2026

Density functional theory is used to investigate the interactions between a layer of magnesium hydroxide, Mg(OH)2, the magnesium (Mg) surface Mg(0001), and the three amino acids glycine, proline and g…

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Sub-1-Angstrom-Resolution Imaging Reveals Phase Contrast Transition in Ice Ih Caused by Basal Stacking Faults

Jingshan S. Du, Suvo Banik, Lehan Yao, Shuai Zhang, Subramanian K. R. S. Sankaranarayanan, James J. De Yoreo · 2026

Phase-contrast transmission electron microscopy (TEM) of hexagonal ice (Ih) along [0001] sometimes shows a honeycomb-like pattern, often interpreted as individual oxygen columns in single crystals. He…

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On the dynamics of magnetoviscous warped discs around compact objects

Arthur G. Suvorov, Kostas Glampedakis · 2026

Accretion discs that are tilted with respect to their compact hosts can warp out-of-plane through general relativistic frame-dragging. Warp influences disc dynamics in ways that have been studied exte…

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Microscopic structure of the vortex cores in granular niobium: A coherent quantum puzzle

V. S. Stolyarov, V. Neverov, A. V. Krasavin, D. I. Kasatonov, D. Panov, D. Baranov, O. V. Skryabina, A. S. Melnikov, A. A. Golubov, M. Yu. Kupriyanov, A. A Shanenko, T. Cren, A. Yu. Aladyshkin, A. Vagov, D. Roditchev · 2026

When macroscopic quantum condensates -- superconductors, superfluids, cold atoms and ions, polaritons etc. -- are put in rotation, a quantum vortex lattice forms inside. In homogeneous type-II superco…

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Ground-State Phase Diagram of (1/2,1/2,1) Mixed Diamond Chains with Single-Site Anisotropy

Kazuo Hida · 2026

The ground-state phases of mixed diamond chains with ($S, \tau^{(1)}, \tau^{(2)})=(1/2,1/2,1)$, where $S$ is the magnitude of vertex spins, and $\tau^{(1)}$ and $\tau^{(2)}$ are those of apical spins,…

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Superconducting density of states and vortex lattice of LaRu$_2$P$_2$ observed by Scanning Tunneling Spectroscopy

Marta Fernandez-Lomana, Paula Obladen Aguilera, Beilun Wu, Edwin Herrera, Hermann Suderow, Isabel Guillamon · 2026

We provide the superconducting density of states of the iron based superconductor LaRu2P2 (Tc= 4.1 K), measured using millikelvin Scanning Tunneling Microscopy. From the tunneling conductance, we extr…

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