Sunan Deng
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View article: Raman imaging through multimode sapphire fiber
Raman imaging through multimode sapphire fiber Open
We report on a sapphire fiber Raman imaging probe's use for challenging applications where access is severely restricted. Small-dimension Raman probes have been developed previously for various clinical applications because they show great…
View article: Fabrication of TiO2 Thin Film-Based Fresnel Zone Plates by Nanosecond Laser Direct Writing
Fabrication of TiO2 Thin Film-Based Fresnel Zone Plates by Nanosecond Laser Direct Writing Open
Fresnel zone plates (FZPs) have been gaining a significant attention by industry due to their compact design and light weight. Different fabrication methods have been reported and used for their manufacture but they are relatively expensiv…
View article: Graphene nanoribbon based plasmonic Fresnel zone plate lenses
Graphene nanoribbon based plasmonic Fresnel zone plate lenses Open
A graphene-based metamaterial lens is theoretically proposed by combining plasmonic nanoribbons with Fresnel Zone Plate (FZP) architecture to realize wavelength-selective and tunable lensing.
View article: Optical scattering from graphene foam for oil imaging/sensing
Optical scattering from graphene foam for oil imaging/sensing Open
This work studied a new way of sensing oil leaks using graphene foam through an optical imaging and light scattering method.
View article: Graphene–Alumina Nanocomposites with Improved Mechanical Properties for Biomedical Applications
Graphene–Alumina Nanocomposites with Improved Mechanical Properties for Biomedical Applications Open
This paper presents a study on graphene platelet (GPL)-reinforced alumina (Al2O3) ceramic composites and the relationships between the loading of GPL and both mechanical properties and in vitro biocompatibility. Al2O3 powders with differen…
View article: Graphene-Based Ultrathin Flat Lenses
Graphene-Based Ultrathin Flat Lenses Open
Flat lenses when compared to curved surface lenses have the advantages of being aberration free, and they offer a compact design necessary for a myriad of electro-optical applications. In this paper we present flat and ultrathin lenses bas…
View article: Laser directed writing of flat lenses on buckypaper
Laser directed writing of flat lenses on buckypaper Open
Laser directed patterning of carbon nanotubes-based buckypaper for producing a diffractive optical device is presented here.