Plasmon resonance in gold-silver nanoalloys - Open Research Data - Bridge of Knowledge

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Plasmon resonance in gold-silver nanoalloys

Description

Surface plasmon resonance (SPR) can lead to improve or formation a new linear or nonlinear optical phenomena. Especially it can enhance a light emission from luminescence materials. The presence of metal nanostructures or nanoparticles is necessary to excitation of the SPR. It is well known that gold and silver nanostructures exhibit plasmon resonance at around 550 nm and 400 nm, respectively. However, plasmonic platforms consisting of an alloy of Au and Ag result in tunable optical properties depending on its composition.

Metal nanostructures with dimensions in a range of 20 nm- 60 nm were formed as a result of thermal treatment of bimetal thin film. Structures were deposited on Corning 1737 glass and silicon substrates by magnetron sputtering method. Plasmon resonance was observed by UV-VIS spectroscopy. Measured pure Ag and Au structures and nanoalloys wih mix of composition.

Dataset file

Au-Ag bilayers.opj
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Creative Commons: by 4.0 open in new tab
CC BY
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Details

Year of publication:
2021
Verification date:
2021-07-14
Creation date:
2019
Dataset language:
English
Fields of science:
  • materials engineering (Engineering and Technology)
DOI:
DOI ID 10.34808/sfc1-1m17 open in new tab
Verified by:
Gdańsk University of Technology

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