Results 31 to 40 of about 28,962 (294)

Inverse design in quantum nanophotonics: combining local-density-of-states and deep learning

open access: yesNanophotonics, 2023
Recent advances in inverse-design approaches for discovering optical structures based on desired functional characteristics have reshaped the landscape of nanophotonic structures, where most studies have focused on how light interacts with nanophotonic ...
Guang-Xin Liu   +6 more
semanticscholar   +1 more source

Broadband highly directive 3D nanophotonic lenses

open access: yesNature Communications, 2018
While nanoscale emitters hold promise in single-photon devices, the directivity of their emission must be improved for practical applications. Here, Johlin et al.
Eric Johlin   +4 more
doaj   +1 more source

Subwavelength dielectric resonators for nonlinear nanophotonics [PDF]

open access: yesScience, 2019
Enhancing optical nonlinearity Intense pulses of light interacting with a dielectric material can induce optical nonlinear behavior, whereby the frequency of the output light can be doubled or tripled or excited to even higher harmonics of the input ...
K. Koshelev   +6 more
semanticscholar   +1 more source

Fabrication of quantum dot and ring arrays by direct laser interference patterning for nanophotonics

open access: yesNanophotonics, 2023
Epitaxially grown semiconductor quantum dots (QDs) and quantum rings (QRs) have been demonstrated to be excellent sources of single photons and entangled photon pairs enabling applications within quantum photonics.
Yun-Ran Wang, I. Han, M. Hopkinson
semanticscholar   +1 more source

Van der Waals Materials for Applications in Nanophotonics [PDF]

open access: yesLaser & Photonics Reviews, 2022
Numerous optical phenomena and applications have been enabled by nanophotonic structures. Their current fabrication from high refractive index dielectrics, such as silicon (Si) or gallium phosphide (GaP), pose restricting fabrication challenges while ...
Panaiot G. Zotev   +14 more
semanticscholar   +1 more source

Nonlinear cavity optomechanics with nanomechanical thermal fluctuations

open access: yesNature Communications, 2017
Optomechanical experiments often assume linear coupling between optical fluctuations and mechanical displacements. Here, Leijssenet al. experimentally demonstrate the nonlinear interaction from thermally induced fluctuations in a sliced nanobeam cavity ...
Rick Leijssen   +4 more
doaj   +1 more source

Large period spiking andburstingin anexcitable system with memory [PDF]

open access: yesEPJ Web of Conferences, 2023
Excitability in dynamical systems refers to the ability to transition from a resting stationary state to a spiking state when a parameter is varied. It is the mechanism behind spike generation in neurons.
Braeckeveldt Bertrand   +4 more
doaj   +1 more source

Free-electron–light interactions in nanophotonics [PDF]

open access: yesApplied Physics Reviews, 2022
When impinging on optical structures or passing in their vicinity, free electrons can spontaneously emit electromagnetic radiation, a phenomenon generally known as cathodoluminescence.
C. Roques-Carmes   +9 more
semanticscholar   +1 more source

Optical Trapping, Sensing, and Imaging by Photonic Nanojets

open access: yesPhotonics, 2021
The optical trapping, sensing, and imaging of nanostructures and biological samples are research hotspots in the fields of biomedicine and nanophotonics.
Heng Li   +4 more
doaj   +1 more source

Wavefront Microscopy Using Quadriwave Lateral Shearing Interferometry: From Bioimaging to Nanophotonics

open access: yesACS Photonics, 2023
: Common cameras are only sensitive to the intensity of light, discarding an essential feature of a light wave: its phase profile or, equivalently, its wavefront profile.
G. Baffou
semanticscholar   +1 more source

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