Fabrication of Metamaterial Absorbers in THz Region and Evaluation of the Absorption Characteristics

2016 ◽  
Vol 136 (5) ◽  
pp. 172-179
Author(s):  
Yuta Ishii ◽  
Yuma Takida ◽  
Yoshiaki Kanamori ◽  
Hiroaki Minamide ◽  
Kazuhiro Hane
2011 ◽  
Vol 109 (7) ◽  
pp. 074510 ◽  
Author(s):  
Jing Wang ◽  
Yiting Chen ◽  
Jiaming Hao ◽  
Min Yan ◽  
Min Qiu

2017 ◽  
Vol 100 (4) ◽  
pp. 15-24 ◽  
Author(s):  
YUTA ISHII ◽  
YUMA TAKIDA ◽  
YOSHIAKI KANAMORI ◽  
HIROAKI MINAMIDE ◽  
KAZUHIRO HANE

2009 ◽  
Vol 00 (00) ◽  
pp. 090810023429058-9
Author(s):  
Juan Cheng ◽  
Zheng Hong Wu ◽  
Qineng Neng Ping ◽  
Bogang Wang ◽  
Junjun Lu

2021 ◽  
Author(s):  
Pritom J. Bora ◽  
Khadija K. Khanum ◽  
Riya K. Ramesh ◽  
K. J. Vinoy ◽  
Praveen C. Ramamurthy

Porous polyvinyl butyral and poly(3,4-ethylenedioxythiophene)polystyrene sulfonate fibers (porous PPPS-f) and non-porous PPPS-f solid fibres were fabricated via electrospinning. The microwave absorption characteristics were investigated for single and bi-layered structures.


2021 ◽  
Vol 11 (4) ◽  
pp. 1640
Author(s):  
Chunyu Chen ◽  
Jun Wang ◽  
Yachen Gao

This paper aims to study the nonlinear absorption characteristics of palladium nanoparticles (PdNPs) at off-resonant wavelengths. For this purpose, multi-wavelength (500–650 nm) nanosecond Z-scan technique was used. The experimental results indicate that saturated absorption (SA) and the transition from SA to reverse saturated absorption (RSA) can occur, and depends on the excitation wavelength and energy. When the excitation wavelength is constant, with the increase of excitation energy, PdNPs change from SA to RSA. When the excitation energy is constant, with the excitation wavelength approaching surface plasmon resonance (SPR), PdNPs change from SA to RSA. This phenomenon of SA and RSA under multi-wavelength excitation in the off-resonant region provides a supplement for the systematic study of the nonlinear absorption of PdNPs.


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