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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

Controlled photoluminescence from self-assembled semiconductor–metal quantum dot hybrid array films

TL;DR: The observed photoluminescence of the hybrid array films is interpreted in terms of the dispersion and location of the gold nanoparticles and quantum dots in the block copolymer matrix.
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Optimized Spiral Metal-Gallium-Nitride Nanowire Cavity for Ultra-High Circular Dichroism Ultraviolet Lasing at Room Temperature.

TL;DR: This work demonstrated an ultrasmall semiconductor laser capable of emitting circularly-polarized photons and showed that the chiral cavities with only 5 spiral periods can achieve lasing signals with the high degrees of circular polarizations.
Journal ArticleDOI

Hybrid Plasmonic Waveguide Comprising a Semiconductor Nanowire and Metal Ridge for Low-Loss Propagation and Nanoscale Confinement

TL;DR: In this article, the authors proposed a hybrid plasmonic waveguide with a cylindrical nanowire embedded in a low-index dielectric above a metallic substrate with two grooves carved into the surface.
References
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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.
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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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