Results 251 to 260 of about 504,986 (312)

Quantum Mechanics in Plasmonic Nanocavities: from Theory to Applications

open access: yesAdvanced Physics Research, Volume 4, Issue 4, April 2025.
Plasmonic nanocavities based on nanoparticle‐on‐mirror (NPoM) geometry provide a facile and versatile platform for quantum plasmonics and its applications. This review focuses on the fundamental theories of quantum plasmonics, its modeling and computation strategies, and its applications. It is suggested that the proper selection of material systems is
Tao Ding   +4 more
wiley   +1 more source

Electrically Tunable Spin‐Orbit Coupled Photonic Lattice in a Liquid Crystal Microcavity

open access: yesLaser &Photonics Reviews, Volume 19, Issue 7, April 4, 2025.
A tunable 1D photonic crystal is created with strong polarization dependence by embedding a uniform lying helix in a planar microcavity. Voltage‐controlled orientation of liquid crystal molecules alters photonic bandgaps and induces spin‐orbit coupling, that can be treated as a non‐Abelian gauge potential.
Marcin Muszyński   +14 more
wiley   +1 more source

Microscopic Model Extension for Lattice Thermal Expansion up to Phase‐Transition Temperature

open access: yesphysica status solidi (b), Volume 262, Issue 4, April 2025.
A model extension equation is presented allowing to describe the soft‐mode anharmonicity leading to second‐order or tricritical phase transitions. Extending the Debye–Einstein–anharmonicity approach describing the material thermal expansion, the gliding function enables to understand and visualize the phase transition internal energy contribution.
Thorsten M. Gesing   +2 more
wiley   +1 more source

Crystallographic, electronic and vibrational properties of 2D silicate monolayers

open access: yesJournal of Applied Crystallography, Volume 58, Issue 2, Page 349-362, April 2025.
The present work reports a density functional theory investigation of the structural, electronic, Raman and infrared properties of the (001) monolayer of phlogopite [K(Mg,Fe)3Si3AlO10(OH)2, with Mg/Fe ratio ≥ 2] and how they change with different Fe2+/Mg2+ substitutions in the octahedral sheet.Phyllosilicates are promising materials for optoelectronic ...
Gianfranco Ulian, Giovanni Valdrè
wiley   +1 more source

Symmetry Breaking in the Lowest-Lying Excited-State of CCl4: Valence Shell Spectroscopy in the 5.0-10.8 eV Photon Energy Range. [PDF]

open access: yesMolecules
Dalagnol LVS   +7 more
europepmc   +1 more source

Time Dependent Entropy and Decoherence in a Modified Quantum Damped Harmonic Oscillator

open access: gold, 2014
François Béceau Pelap   +3 more
openalex   +2 more sources

Hardy's uncertainty principle for Schrödinger equations with quadratic Hamiltonians

open access: yesJournal of the London Mathematical Society, Volume 111, Issue 4, April 2025.
Abstract Hardy's uncertainty principle is a classical result in harmonic analysis, stating that a function in L2(Rd)$L^2(\mathbb {R}^d)$ and its Fourier transform cannot both decay arbitrarily fast at infinity. In this paper, we extend this principle to the propagators of Schrödinger equations with quadratic Hamiltonians, known in the literature as ...
Elena Cordero   +2 more
wiley   +1 more source

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