scholarly journals Enhanced third harmonic generation by localized surface plasmon excitation

2013 ◽  
Vol 62 (17) ◽  
pp. 178104
Author(s):  
Zhu Hua ◽  
Yan Zhen-Dong ◽  
Zhan Peng ◽  
Wang Zhen-Lin
Author(s):  
Jian Wei You ◽  
Jie You ◽  
Martin Weismann ◽  
Nicolae C. Panoiu

Intriguing and unusual physical properties of graphene offer remarkable potential for advanced, photonics-related technological applications, particularly in the area of nonlinear optics at the deep-subwavelength scale. In this study, we use a recently developed numerical method to illustrate an efficient mechanism that can lead to orders of magnitude enhancement of the third-harmonic generation in graphene diffraction gratings. In particular, we demonstrate that by taking advantage of the geometry dependence of the resonance wavelength of localized surface-plasmon polaritons of graphene ribbons and discs one can engineer the spectral response of graphene gratings so that strong plasmonic resonances exist at both the fundamental frequency and third-harmonic (TH). As a result of this double-resonant mechanism for optical near-field enhancement, the intensity of the TH can be increased by more than six orders of magnitude. This article is part of the themed issue ‘New horizons for nanophotonics’.


2003 ◽  
Vol 83 (6) ◽  
pp. 1083-1085 ◽  
Author(s):  
Kenji Tanaka ◽  
Hiroshi Hosaka ◽  
Kiyoshi Itao ◽  
Manabu Oumi ◽  
Takashi Niwa ◽  
...  

1983 ◽  
Vol 46 (3-4) ◽  
pp. 257-259 ◽  
Author(s):  
R. Moshrefzadeh ◽  
R. Fortenberry ◽  
C. Karaguleff ◽  
G.I. Stegeman ◽  
N.E. van Wijck ◽  
...  

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