{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["9(2)"],"submitter":["Lafuente M"],"pubmed_abstract":["One of the main limitations of the technique surface-enhanced Raman scattering (SERS) for chemical detection relies on the homogeneity, reproducibility and reusability of the substrates. In this work, SERS active platforms based on 3D-fractal microstructures is developed by combining corner lithography and anisotropic wet etching of silicon, to extend the SERS-active area into 3D, with electrostatically driven Au@citrate nanoparticles (NPs) assembly, to ensure homogeneous coating of SERS active NPs over the entire microstructured platforms. Strong SERS intensities are achieved using 3D-fractal structures compared to 2D-planar structures; leading to SERS enhancement factors for R6G superior than those merely predicted by the enlarged area effect. The SERS performance of Au monolayer-over-mi"],"journal":["Micromachines"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC6187359"],"repository":["biostudies-literature"],"pubmed_title":["3D Fractals as SERS Active Platforms: Preparation and Evaluation for Gas Phase Detection of G-Nerve Agents."],"pmcid":["PMC6187359"],"pubmed_authors":["Tiggelaar RM","Lafuente M","Mallada R","Tas NR","Berenschot EJW","Pina MP"],"additional_accession":[]},"is_claimable":false,"name":"3D Fractals as SERS Active Platforms: Preparation and Evaluation for Gas Phase Detection of G-Nerve Agents.","description":"One of the main limitations of the technique surface-enhanced Raman scattering (SERS) for chemical detection relies on the homogeneity, reproducibility and reusability of the substrates. In this work, SERS active platforms based on 3D-fractal microstructures is developed by combining corner lithography and anisotropic wet etching of silicon, to extend the SERS-active area into 3D, with electrostatically driven Au@citrate nanoparticles (NPs) assembly, to ensure homogeneous coating of SERS active NPs over the entire microstructured platforms. Strong SERS intensities are achieved using 3D-fractal structures compared to 2D-planar structures; leading to SERS enhancement factors for R6G superior than those merely predicted by the enlarged area effect. The SERS performance of Au monolayer-over-mi","dates":{"release":"2018-01-01T00:00:00Z","publication":"2018 Jan","modification":"2025-04-05T15:44:08.074Z","creation":"2019-03-27T00:05:55Z"},"accession":"S-EPMC6187359","cross_references":{"pubmed":["30393336"],"doi":["10.3390/mi9020060"]}}