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Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing
Tunable plasmonic structure at the nanometer scale presents enormous opportunities for various photonic devices. In this work, we present a hybrid plasmonic thin film platform: i.e., a vertically aligned Au nanopillar array grown inside a TiN matrix with controllable Au pillar density. Compared to s...
Autores principales: | , , , , , , , , , , , , , |
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Formato: | Online Artículo Texto |
Lenguaje: | English |
Publicado: |
RSC
2018
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9473282/ https://www.ncbi.nlm.nih.gov/pubmed/36133204 http://dx.doi.org/10.1039/c8na00306h |
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author | Wang, Xuejing Jian, Jie Diaz-Amaya, Susana Kumah, Cindy E. Lu, Ping Huang, Jijie Lim, Daw Gen Pol, Vilas G. Youngblood, Jeffrey P. Boltasseva, Alexandra Stanciu, Lia A. O'Carroll, Deirdre M. Zhang, Xinghang Wang, Haiyan |
author_facet | Wang, Xuejing Jian, Jie Diaz-Amaya, Susana Kumah, Cindy E. Lu, Ping Huang, Jijie Lim, Daw Gen Pol, Vilas G. Youngblood, Jeffrey P. Boltasseva, Alexandra Stanciu, Lia A. O'Carroll, Deirdre M. Zhang, Xinghang Wang, Haiyan |
author_sort | Wang, Xuejing |
collection | PubMed |
description | Tunable plasmonic structure at the nanometer scale presents enormous opportunities for various photonic devices. In this work, we present a hybrid plasmonic thin film platform: i.e., a vertically aligned Au nanopillar array grown inside a TiN matrix with controllable Au pillar density. Compared to single phase plasmonic materials, the presented tunable hybrid nanostructures attain optical flexibility including gradual tuning and anisotropic behavior of the complex dielectric function, resonant peak shifting and change of surface plasmon resonances (SPRs) in the UV-visible range, all confirmed by numerical simulations. The tailorable hybrid platform also demonstrates enhanced surface plasmon Raman response for Fourier-transform infrared spectroscopy (FTIR) and photoluminescence (PL) measurements, and presents great potentials as designable hybrid platforms for tunable optical-based chemical sensing applications. |
format | Online Article Text |
id | pubmed-9473282 |
institution | National Center for Biotechnology Information |
language | English |
publishDate | 2018 |
publisher | RSC |
record_format | MEDLINE/PubMed |
spelling | pubmed-94732822022-09-20 Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing Wang, Xuejing Jian, Jie Diaz-Amaya, Susana Kumah, Cindy E. Lu, Ping Huang, Jijie Lim, Daw Gen Pol, Vilas G. Youngblood, Jeffrey P. Boltasseva, Alexandra Stanciu, Lia A. O'Carroll, Deirdre M. Zhang, Xinghang Wang, Haiyan Nanoscale Adv Chemistry Tunable plasmonic structure at the nanometer scale presents enormous opportunities for various photonic devices. In this work, we present a hybrid plasmonic thin film platform: i.e., a vertically aligned Au nanopillar array grown inside a TiN matrix with controllable Au pillar density. Compared to single phase plasmonic materials, the presented tunable hybrid nanostructures attain optical flexibility including gradual tuning and anisotropic behavior of the complex dielectric function, resonant peak shifting and change of surface plasmon resonances (SPRs) in the UV-visible range, all confirmed by numerical simulations. The tailorable hybrid platform also demonstrates enhanced surface plasmon Raman response for Fourier-transform infrared spectroscopy (FTIR) and photoluminescence (PL) measurements, and presents great potentials as designable hybrid platforms for tunable optical-based chemical sensing applications. RSC 2018-11-27 /pmc/articles/PMC9473282/ /pubmed/36133204 http://dx.doi.org/10.1039/c8na00306h Text en This journal is © The Royal Society of Chemistry https://creativecommons.org/licenses/by-nc/3.0/ |
spellingShingle | Chemistry Wang, Xuejing Jian, Jie Diaz-Amaya, Susana Kumah, Cindy E. Lu, Ping Huang, Jijie Lim, Daw Gen Pol, Vilas G. Youngblood, Jeffrey P. Boltasseva, Alexandra Stanciu, Lia A. O'Carroll, Deirdre M. Zhang, Xinghang Wang, Haiyan Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing |
title | Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing |
title_full | Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing |
title_fullStr | Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing |
title_full_unstemmed | Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing |
title_short | Hybrid plasmonic Au–TiN vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing |
title_sort | hybrid plasmonic au–tin vertically aligned nanocomposites: a nanoscale platform towards tunable optical sensing |
topic | Chemistry |
url | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC9473282/ https://www.ncbi.nlm.nih.gov/pubmed/36133204 http://dx.doi.org/10.1039/c8na00306h |
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