Showing physics.opticsShow all
3 papers · 1 filter
physics.optics2025
Direct Nucleation of Hierarchical Nanostructures on Plasmonic Fiber Optics Enables Enhanced SERS Performance
Di Zheng, Riccardo Scarfiello, Muhammad Fayyaz Kashif +8
We present an innovative fabrication method to achieve bottom-up in situ surface-overstructured Au nanoislands (NIs) with tunable grades of surface coverage, elongation, and branch…
physics.optics2024
Unsupervised data driven approaches to Raman imaging through a multimode optical fiber
Liam Collard, Mohammadrahim Kazemzadeh, Massimo De Vittorio +1
Raman spectroscopy is a label-free, chemically specific optical technique which provides detailed information about the chemical composition and structure of the excited analyte. B…
physics.optics2024
Tunable Nanoislands Decorated Tapered Optical Fibers Reveal Concurrent Contributions in Through-Fiber SERS Detection
Di Zheng, Muhammad Fayyaz Kashif, Linda Piscopo +4
Creating plasmonic nanoparticles on a tapered optical fiber tip enables a remote SERS sensing probe, ideal for challenging sampling scenarios like biological tissue, specific cells…