Results 21 to 30 of about 69,302 (138)

Full-Spectrum Analysis of Perovskite-Based Surface Plasmon Nanolasers

open access: yesNanoscale Research Letters, 2020
We systematically studied the characteristics of hybrid perovskite-based surface plasmon nanolasers. If one changes the anion composition of perovskites, the emission wavelength can be easily tuned.
Pi-Ju Cheng   +9 more
doaj   +1 more source

Novel non-plasmonic nanolasers empowered by topology and interference effects

open access: yesNanophotonics, 2021
Historically, nanophotonics deals with a control of light at the nanoscale being closely connected with the rapid advances in plasmonics – the physics of surface plasmon polaritons supported by metal–dielectric interfaces.
Hwang Min-Soo   +4 more
doaj   +1 more source

Spatial profiling of optical gain for optimizing lasing in plasmonic nano-lasers [PDF]

open access: yesJournal of the European Optical Society-Rapid Publications, 2013
Design of cylindrical metal-clad semiconductor nano-lasers is undertaken. Specific attention is given to determining the modal gain in structures supporting TM01 Surface Plasmon Polarition (SPP) modes.
Sattar Z. A., Shore K. A.
doaj   +1 more source

Synthesis and characterization of dye-doped polymeric thin films to be used as gain medium in plasmonic nanolasers [PDF]

open access: yes, 2023
openIn recent years there has been a burst of scientific research towards the development of novel tunable laser sources in the visible or near-infrared range, integrated at the nanoscale, able to overcome the need for a macroscopic resonant cavity like ...
MOHSENI FAZEL, MOHAMMAD
core  

Multiple Sharp Fano Resonances in a Deep-Subwavelength Spherical Hyperbolic Metamaterial Cavity

open access: yesNanomaterials, 2021
We theoretically study the multiple sharp Fano resonances produced by the near-field coupling between the multipolar narrow plasmonic whispering-gallery modes (WGMs) and the broad-sphere plasmon modes supported by a deep-subwavelength spherical ...
Ping Gu   +8 more
doaj   +1 more source

Unveiling radial breathing mode in a particle-on-mirror plasmonic nanocavity

open access: yesNanophotonics, 2022
Plasmonic radial breathing mode (RBM), featured with radially oscillating charge density, arises from the surface plasmon waves confined in the flat nanoparticles. The zero net dipole moment endows the RBM with an extremely low radiation yet a remarkable
Wang Qifa   +8 more
doaj   +1 more source

Surface Plasmon Nanolaser: Principle, Structure, Characteristics and Applications

open access: yesApplied Sciences, 2019
Photonic devices are becoming more and more miniaturized and highly integrated with the advancement of micro-nano technology and the rapid development of integrated optics.
Litu Xu   +4 more
doaj   +1 more source

Fourier-plane investigation of plasmonic bound states in the continuum and molecular emission coupling

open access: yesNanophotonics, 2020
Bound states in the continuum (BICs) or trapped modes can provide an important new avenue for strong light confinement via destructive interference. Dielectric photonic structures have been extensively studied for optical BICs. However, BICs in plasmonic
Seo In Cheol   +4 more
doaj   +1 more source

Plasmonic Hinge Modes in Metal-Coated Nanolasers. [PDF]

open access: yesNano Lett
Plasmonic lasers have traditionally been built on flat metal substrates. Here, we introduce substrate-free plasmonic lasers created by coating semiconductor particles with an optically thin layer of noble metal.
Cho S, Yang Y, Soljačić M, Yun SH.
europepmc   +2 more sources

Nanolasers: More than a decade of progress, developments and challenges. [PDF]

open access: yesNanophotonics
As the demand for smaller and more compact lasers increases, the physical dimensions of laser diodes are already at the diffraction limit, which impairs this miniaturization trend and limits direct laser integration into photonic and especially ...
Ellis TC, Eslami S, Palomba S.
europepmc   +2 more sources

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