Metamaterial-based quarter-wave plates (QWPs) have emerged as promising candidates for
advanced polarization control in a variety of optical applications, owing to their unique …

Silicon-on-insulator (SOI) wafers made by direct wafer bonding are widely used as starting
substrates for microelectromechanical systems (MEMS) fabrication. Adding another layer …

Recently, erbium-doped optical amplifiers have drawn significant attention as a solution to
compensate the propagation losses for silicon photonics due to their ability to produce …

Radiation shielding garments are commonly used in hospitals, clinics and dental offices to
protect medical patients and workers from unintentional direct and secondary radiation …

In this thesis Spatial Atomic Layer Deposition (SALD) of ZnO, ZnS and Zn (O, S) thin films
using a pilot SALD reactor was studied. The films were grown on Si wafers and glass …

This thesis consists of numerical and experimental studies on subwavelength photonics for
various optical imaging schemes. Methods for enhancing sensitivity and resolution of …

This thesis focuses on the fabrication and optical properties of the different nanostructures,
namely silver nanoparticles, nanolaminates, and silicon nanostrip and slot waveguides. In …

Silicon photonics has been utilized in a range of applications, from sensing to all optical
signal processing. However, it is challenging to realize active components like amplifiers …

The term rubber (elastomer) is used to describe vulcanized polymeric materials, whose
glass transition temperature is sub-ambient and, amongst other properties, has the ability to …

Sensors are critical in every aspect of modern life [1]. Since the twentieth century, there has
been a rapid growth in the research and many new sensors have been developed. Sensors …