Results 31 to 40 of about 631 (171)

Two-dimensional plasmonic waveguides for nanolasing and four-wave mixing

open access: yesNew Journal of Physics, 2019
Plasmonic waveguides are an essential element of nanoscale coherent sources, including nanolasers and four-wave mixing (FWM) devices. Here we report how the design of the plasmonic waveguide needs to be guided by the ultimate application.
Guangyuan Li   +2 more
doaj   +1 more source

Deep reinforcement learning empowers automated inverse design and optimization of photonic crystals for nanoscale laser cavities

open access: yesNanophotonics, 2023
Photonics inverse design relies on human experts to search for a design topology that satisfies certain optical specifications with their experience and intuitions, which is relatively labor-intensive, slow, and sub-optimal.
Li Renjie   +8 more
doaj   +1 more source

Cavity-Volume Scaling Law of Quantum-Dot Metal-Cavity Surface-Emitting Microlasers

open access: yesIEEE Photonics Journal, 2012
Quantum-dot (QD) metal-cavity surface-emitting microlasers are designed, fabricated, and characterized for various sizes of cavity volume for both lateral and vertical confinements.
Akira Matsudaira   +5 more
doaj   +1 more source

Nanolaser arrays: toward application-driven dense integration

open access: yesNanophotonics, 2020
The past two decades have seen widespread efforts being directed toward the development of nanoscale lasers. A plethora of studies on single such emitters have helped demonstrate their advantageous characteristics such as ultrasmall footprints, low power
Deka Suruj S.   +3 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

Metal-Cavity Nanolasers

open access: yesIEEE Photonics Journal, 2011
Recent progress on nanoscale lasers, especially metal-cavity nanolasers, is highlighted. In spite of the metal loss, metal cavities of subwavelength scales have been used successfully for semiconductor lasers by optical or electrical pumping from low to ...
Shun Lien Chuang, Dieter Bimberg
doaj   +1 more source

Spaser or plasmonic nanolaser? – Reminiscences of discussions and arguments with Mark Stockman

open access: yesNanophotonics, 2021
This essay is my reminiscences of many interesting discussions I had with Mark Stockman over the years, mostly around the spaser, its meaning, and its relationship with plasmonic nanolasers.
Ning Cun-Zheng
doaj   +1 more source

Structural Engineering in Plasmon Nanolasers [PDF]

open access: yesChemical Reviews, 2017
This review focuses on structural engineering of lasers from the macroscale to the nanoscale, with an emphasis on plasmon nanolasers. Conventional lasers based on Fabry-Pérot cavities are limited in device size. In contrast, plasmon nanolasers can overcome the diffraction limit of light and incorporate unique structural designs to engineer cavity ...
Danqing Wang   +4 more
openaire   +2 more sources

Nanolaser-based emulators of spin Hamiltonians

open access: yesNanophotonics, 2020
Finding the solution to a large category of optimization problems, known as the NP-hard class, requires an exponentially increasing solution time using conventional computers.
Parto Midya   +4 more
doaj   +1 more source

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

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