Nano-Optics and Bio-Technology Lab – Prof. H. Kumar Wickramasinghe Lab

Welcome

Symmetric characterization of an azimuthally polarized beam (APB) with AuNP PiFM
AFM Tip Coated With Gold -- A Probe for PiFM
PiFM Map of Tightly Focused APB
Injection of TRITC into Cytoplasm and Nucleus
Coaxial Atomic Force Microscope Probes for Dielectrophoresis of DNA
Field Enhancement at The End of The AFM Tip -- IR PiFM Simulations
Mapping the near fields of the Au nanoparticles with PiFM
Giant circular dichroism, achieved by plasmonic ramp-shaped nanostructures

We conduct interdisciplinary research projects focused on biotechnological and semiconductor industry applications at the nanometer scale. Our research projects are at the boundary of electrical engineering, physics, chemistry and biology.