activity
20242026
collaborators

7 papers

physics.optics2026

Seeing Beyond RGB Capabilities: Data-Driven and Physics-Guided Broadband Spectral Extrapolation of Plasmonic Nanostructures by Deep Learning

Mohammadrahim Kazemzadeh, Banghuan Zhang, Tao He +13

Localized surface plasmons can confine light within a deep-subwavelength volume comparable to the scale of atoms and molecules, enabling ultrasensitive responses to near-field vari…

physics.optics2025

Spatiotemporal Raman Probing of Molecular Transport in sub-2-nm Plasmonic Quasi-2D Nanochannels

Haoran Liu, Zihe Jiang, Zhiwei Hu +9

Capturing molecular dynamics in nanoconfined channels with high spatiotemporal resolution is a key challenge in nanoscience, crucial for advancing catalysis, energy conversion, and…

physics.med-ph2025

Novel multifunctional plasmonic fiber probe: Enabling plasmonic heating and SERS sensing for biomedical applications

Muhammad Fayyaz Kashif, Di Zheng, Linda Piscopo +8

Optical fiber-based platforms are increasingly explored as compact, minimally invasive tools for integrated photonic functionalities in biomedical applications. Among these, the co…

physics.optics2025

Deterministic Bottom-Up Fabrication of Plasmonic Nanostructures on Optical Nanofibers via Blurred Electron Beam Deposition

Antonio Balena, Marianna D Amato, Muhammad Fayyaz Kashif +4

This study introduces a novel method for the deterministic fabrication of metallic nanostructures with controlled geometry and composition on suspended, single mode tapered optical…

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…