{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"submitter":["Chang K"],"funding":["Sandia National Laboratories","National Science Foundation"],"pagination":["15098-15106"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC12532292"],"repository":["biostudies-literature"],"omics_type":["Unknown"],"volume":["25(41)"],"pubmed_abstract":["The precise fabrication of nanoscale metallic structures is pivotal to enabling progress in plasmonics, nanophotonics, and nanoelectronics. In this work, we introduce a high-resolution laser-sintering strategy for facile direct writing of plasmonic metasurfaces, avoiding the need for photolithography or ultrafast laser processing. This method exploits thermally assisted hot-electron-driven desorption and diffusion of aliphatic ligands to facilitate highly localized laser sintering of metal nanocrystals with subdiffraction-limited resolution down to ∼λ/5. A range of functional metasurface nanostructures are demonstrated. A finite-temperature quantum-mechanical model is proposed to predict the superlinear dependence of the ligand desorption rate on laser fluence. This hot-electron-driven sin"],"journal":["Nano letters"],"pubmed_title":["Direct Writing of Nanostructured Metasurfaces by Hot-Electron-Driven Laser Sintering."],"pmcid":["PMC12532292"],"funding_grant_id":["2054098","2348611","2348610","PO 2543653/1923579"],"pubmed_authors":["Lan S","Pan H","Chang K","Yelkarasi C","Hipwell MC","Kudtarkar K","Erdemir A","Wei K"],"additional_accession":[]},"is_claimable":false,"name":"Direct Writing of Nanostructured Metasurfaces by Hot-Electron-Driven Laser Sintering.","description":"The precise fabrication of nanoscale metallic structures is pivotal to enabling progress in plasmonics, nanophotonics, and nanoelectronics. In this work, we introduce a high-resolution laser-sintering strategy for facile direct writing of plasmonic metasurfaces, avoiding the need for photolithography or ultrafast laser processing. This method exploits thermally assisted hot-electron-driven desorption and diffusion of aliphatic ligands to facilitate highly localized laser sintering of metal nanocrystals with subdiffraction-limited resolution down to ∼λ/5. A range of functional metasurface nanostructures are demonstrated. A finite-temperature quantum-mechanical model is proposed to predict the superlinear dependence of the ligand desorption rate on laser fluence. This hot-electron-driven sin","dates":{"release":"2025-01-01T00:00:00Z","publication":"2025 Oct","modification":"2026-06-04T14:26:23.154Z","creation":"2026-05-10T03:11:33.511Z"},"accession":"S-EPMC12532292","cross_references":{"pubmed":["41047619"],"doi":["10.1021/acs.nanolett.5c04174"]}}