Results 161 to 170 of about 165,267 (307)

Enhanced Rabi Splitting of Exciton‐Polaritons and Plasmon‐Polaritons in Lithium Niobate Metasurface

open access: yesLaser &Photonics Reviews, EarlyView.
This study presents an ultrathin lithium niobate metasurface capable of inducing highly sensitive Fano‐shaped resonances, enabling strong coupling with TMDC monolayers and plasmonic metamaterials/metasurfaces. Adjustable Q‐factors lead to controllable coupling strengths, achieving substantial Rabi splitting.
Andergachew Mekonnen Berhe   +4 more
wiley   +1 more source

Coherent States of the Conformable Quantum Oscillator

open access: yesDynamics
The recently proposed conformable deformation of quantum mechanics by a fractional parameter α∈(0,1] has been used to construct a conformable quantum harmonic oscillator, which coincides with the standard quantum oscillator at α=1. We argue that there is
Cresus Fonseca de Lima Godinho   +3 more
doaj   +1 more source

Femtosecond Laser Breaks the Lattice Symmetry and Induces Broadband Second Harmonic Generation in 3D Halide Perovskites

open access: yesLaser &Photonics Reviews, EarlyView.
3D halide perovskites have shown no second harmonic generation (SHG) due to the centrosymmetric nature. The femtosecond (fs) laser ablation breaks their inversion symmetry and formed microstructures of AmPbX3‐n, (0
Guan‐Feng Gao   +15 more
wiley   +1 more source

A Scalable Quadratic Nonlinear Silicon Photonics Platform With Printable Entangled Photon‐Pair Sources

open access: yesLaser &Photonics Reviews, EarlyView.
A scalable quadratic nonlinear photonic platform is demonstrated by heterogeneously integrating periodically poled lithium niobate with silicon photonics. Relying on the superior CMOS fabrication tolerances, reproducible and deterministic phase‐matching is achieved.
Tom Vandekerckhove   +16 more
wiley   +1 more source

Study of the Effect of Doping, Angle, and Temperature on Upper Critical Magnetic Field in Two‐Band Model Nd2−xCex CuO4−δ${\mathrm{Cu}}{{{\mathrm{O}}}_{4 - {{\delta}}}}$ Superconductor

open access: yesNano Select, EarlyView.
This study deals with the effect of doping, angle, and temperature on an upper critical magnetic field (HC2) in a layered two‐band model Nd2−xCexCuO4−δ${\mathrm{N}}{{{\mathrm{d}}}_{2 - {\mathrm{x}}}}{\mathrm{C}}{{{\mathrm{e}}}_{\mathrm{x}}}{\mathrm{Cu}}{{{\mathrm{O}}}_{4 - {{\delta}}}}$ (NCCO) superconductor.
Zewdie Yayeh   +2 more
wiley   +1 more source

Phase of the quantum harmonic oscillator with applications to optical polarization [PDF]

open access: yes
The phase of the quantum harmonic oscillator, the temporal distribution of a particle in a square-well potential, and a quantum theory of angles are derived from a general theory of complementarity.
Shepard, Scott R.
core   +1 more source

A Large Magneto‐Optical Trap of Cadmium Atoms Loaded From a Cryogenic Buffer Gas Beam

open access: yesNatural Sciences, EarlyView.
We demonstrate laser cooling and trapping of cadmium atoms using deep‐ultraviolet light at 229 nm, capturing more than 1×107$1\times10^{7}$ atoms within 10 ms from a compact 5 cm Zeeman slower and cryogenic beam source. We achieve peak densities of 2.5×1011cm−3$2.5\times10^{11} \,\text{cm}^{-3}$ and phase‐space densities of 2×10−9$2\times10^{-9}$.
J. E. Padilla‐Castillo   +9 more
wiley   +1 more source

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