Paper
12 December 2022 IP-Dip inverted pyramids for application in SERS
Ivana Lettrichova, Dusan Pudis, Daniel Jandura, Peter Gaso, Martin Feiler, Jaroslav Kovac, Agata Laurencikova, Martin Ziman
Author Affiliations +
Proceedings Volume 12502, 22nd Polish-Slovak-Czech Optical Conference on Wave and Quantum Aspects of Contemporary Optics; 125020P (2022) https://doi.org/10.1117/12.2664208
Event: 22nd Polish-Slovak-Czech Optical Conference on Wave and Quantum Aspects of Contemporary Optics, 2022, Wojanow, Poland
Abstract
In this paper, we present inverted pyramids patterned in the surface of IP-Dip polymer that can be used as a SERS substrate. Inverted pyramids are prepared using direct laser writing lithography and they are metal-coated in the next step. Prepared SERS structure consists of field of 40x40 pyramids with base of 3 μm and two depths – 2 and 3 μm. Afterwards, an Au layer with 4 different thicknesses (10 nm, 20 nm, 30 nm and 40 nm) is evaporated. Transmission spectra were simulated and measured for characterization of prepared structures. The micro-Raman measurements using Rhodamine 6G in aqueous solution at concentration of 10-2 M as the probe molecule were performed.
© (2022) COPYRIGHT Society of Photo-Optical Instrumentation Engineers (SPIE). Downloading of the abstract is permitted for personal use only.
Ivana Lettrichova, Dusan Pudis, Daniel Jandura, Peter Gaso, Martin Feiler, Jaroslav Kovac, Agata Laurencikova, and Martin Ziman "IP-Dip inverted pyramids for application in SERS", Proc. SPIE 12502, 22nd Polish-Slovak-Czech Optical Conference on Wave and Quantum Aspects of Contemporary Optics, 125020P (12 December 2022); https://doi.org/10.1117/12.2664208
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KEYWORDS
Gold

Raman spectroscopy

Surface enhanced Raman spectroscopy

Micro raman spectroscopy

Lithography

Polymers

Metals

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