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PatentDOI

Plasmon lasers at deep subwavelength scale

Xiang Zhang, +3 more
- 03 Nov 2012 - 
- Vol. 461, Iss: 7264, pp 629-632
TLDR
Hybrid plasmonic waveguides as discussed by the authors employ a high-gain semiconductor nanostructure functioning as a gain medium that is separated from a metal substrate surface by a nanoscale thickness thick low-index gap.
Abstract
Hybrid plasmonic waveguides are described that employ a high-gain semiconductor nanostructure functioning as a gain medium that is separated from a metal substrate surface by a nanoscale thickness thick low-index gap. The waveguides are capable of efficient generation of sub-wavelength high intensity light and have the potential for large modulation bandwidth >1 THz.

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Citations
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Journal ArticleDOI

Doping-enhanced radiative efficiency enables lasing in unpassivated GaAs nanowires

TL;DR: This work employs controlled impurity doping to increase the rate of radiative recombination and demonstrates lasing from a nanomaterial that combines high radiative efficiency with a picosecond carrier lifetime ready for high speed applications.
Journal ArticleDOI

Quantum plasmonics get applied

TL;DR: A review of quantum plasmonic devices can be found in this paper, focusing on fundamental investigations into quantum behaviors for both isolated and coupled plasmanic nanostructures, emphasizing new theoretical frameworks and experimental advances.
Journal ArticleDOI

Semiconductor plasmonic nanolasers: current status and perspectives.

TL;DR: An updated overview of the current status for plasmonic nanolasers using the MIS configuration and other related metal-cladded semiconductor microlasers is presented and it is experimentally demonstrated that the use of plasMonic cavities based on metal-insulator-semiconductor nanostructures can indeed break the diffraction limit in all three dimensions.
Journal ArticleDOI

3D THz metamaterials from micro/nanomanufacturing

TL;DR: Metamaterials are engineered composite materials offering unprecedented control of wave propagation as discussed by the authors, and effective properties can frequently be extracted by conceptualizing them as homogeneous and isotropic media with dispersive electric permittivity and magnetic permeability.
Journal ArticleDOI

Plasmonics in composite nanostructures

TL;DR: In this article, the authors review recent advances in the studies of three classes of composite nanostructure that are important for plasmonics: metal-metal, metal-dielectric, and metal-semiconductor composite materials.
References
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TL;DR: In this paper, the optical constants for the noble metals (copper, silver, and gold) from reflection and transmission measurements on vacuum-evaporated thin films at room temperature, in the spectral range 0.5-6.5 eV.
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Biosensing with plasmonic nanosensors

TL;DR: This paper introduces the localized surface plasmon resonance (LSPR) sensor and describes how its exquisite sensitivity to size, shape and environment can be harnessed to detect molecular binding events and changes in molecular conformation.
Journal ArticleDOI

Single-nanowire electrically driven lasers

TL;DR: In this paper, the authors investigate the feasibility of achieving electrically driven lasing from individual nanowires and show that these structures can function as Fabry-Perot optical cavities with mode spacing inversely related to the nanowire length.
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