V. Karoutsos
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View article: Scalable laser fabrication of disordered dual-purpose silver nanostructures towards secure plasmonic devices
Scalable laser fabrication of disordered dual-purpose silver nanostructures towards secure plasmonic devices Open
Plasmonic nanoparticles (NPs) are widely utilized in various applications including sensing and imaging due to their strong localized surface plasmon resonances (LSPRs). Recently, plasmonic NP assemblies and configurations have also been e…
View article: On the Effect of Randomly Oriented Grain Growth on the Structure of Aluminum Thin Films Deposited via Magnetron Sputtering
On the Effect of Randomly Oriented Grain Growth on the Structure of Aluminum Thin Films Deposited via Magnetron Sputtering Open
The microstructure of aluminum thin films, including the grain morphology and surface roughness, are key parameters for improving the thermal or electrical properties and optical reflectance of films. The first step in optimizing these par…
View article: Temperature-Dependent Localized Surface Plasmon Resonances of Noble Nanoparticles Covered with Polymers
Temperature-Dependent Localized Surface Plasmon Resonances of Noble Nanoparticles Covered with Polymers Open
Self-assembled gold and silver nanoparticles were fabricated in medium vacuum conditions on Corning glass substrates by means of DC magnetron sputtering. The samples were deposited either at 420 °C or 440 °C, or they were initially deposit…
View article: Silver Nanoparticles’ Localized Surface Plasmon Resonances Emerged in Polymeric Environments: Theory and Experiment
Silver Nanoparticles’ Localized Surface Plasmon Resonances Emerged in Polymeric Environments: Theory and Experiment Open
Considering that the plasmonic properties of metallic nanoparticles (NPs) are strongly influenced by their dielectric environment, comprehension and manipulation of this interplay are crucial for the design and optimization of functional p…
View article: ZnO Matrices as a Platform for Tunable Localized Surface Plasmon Resonances of Silver Nanoparticles
ZnO Matrices as a Platform for Tunable Localized Surface Plasmon Resonances of Silver Nanoparticles Open
In this study, the localized surface plasmon resonances (LSPRs) of Ag nanoparticles (NPs) embedded in ZnO dielectric matrices were studied. Initially, continuous Ag thin films were deposited on Corning glass substrates via magnetron sputte…
View article: Interpretation of Localized Surface Plasmonic Resonances of Gold Nanoparticles Covered by Polymeric Coatings
Interpretation of Localized Surface Plasmonic Resonances of Gold Nanoparticles Covered by Polymeric Coatings Open
Plasmonic materials currently have a plethora of applications. How would a dielectric matrix, such as diblock copolymers, tune plasmonic properties? In this work, self-assembled gold nanoparticles were fabricated in medium vacuum condition…
View article: Plasmonic Nanostructuring by Means of Industrial-Friendly Laser Techniques
Plasmonic Nanostructuring by Means of Industrial-Friendly Laser Techniques Open
The continuously growing demand for functional plasmonic devices or systems urges the implementation of economical and accelerated nanostructuring techniques. Laser annealing represents a promising approach to address this challenge, given…
View article: Nanolayer Growth on 3-Dimensional Micro-Objects by Pulsed Laser Deposition
Nanolayer Growth on 3-Dimensional Micro-Objects by Pulsed Laser Deposition Open
Pulsed laser deposition on 3-dimensional micro-objects of complex morphology is demonstrated by the paradigmatic growth of cellulose and polymer/Y3Al5O12:Ce phosphor composite nanolayers. Congruent materials transfer is a result of multico…
View article: A Study of Quantum Confinement Effects in Ultrathin NiO Films Performed by Experiment and Theory
A Study of Quantum Confinement Effects in Ultrathin NiO Films Performed by Experiment and Theory Open
Ultrathin NiO films in the thickness range between 1 and 27 nm have been deposited on high-quality quartz substrates by direct magnetron sputtering under a rough vacuum with a base pressure of 2 × 10−2 mbar. The sputtering target was metal…
View article: Isotropic contractive scaling of laser written microstructures in vitrified aerogels
Isotropic contractive scaling of laser written microstructures in vitrified aerogels Open
A novel route is presented enabling minimization of feature sizes via laser ablative micro-patterning in highly porous silica aerogel monoliths and subsequent viscous sintering. Vitrification yields isotropically contracted silica solids p…