Consultez les proceedings de la Conference COMSOL 2020
Silver and gold nanoparticles are widely used in the field of surface enhanced raman spectroscopy (SERS) because of the unique plasmonic properties. Plasmons or surface plasmon resonance result from the wavelength dependent dielectric properties of noble metals like Ag, Au, Pt etc., ... En savoir plus
The visual accommodation is a complex biomechanical & optical process. Today in vivo imaging technologies do not allow to measure the eye components material properties, such as the refractive index or the stiffness: these properties are essential to understand and diagnose the ... En savoir plus
The Complementary Metal-Oxide-Semiconductor (CMOS) technology is a gateway to fabricating low cost electronic and photonic components to date. The Silicon-based nanophotonics platform leverages CMOS technology to fuel the effort to provide increasingly high-speed and high-bandwidth ... En savoir plus
The progression toward smaller and faster photonic circuits has led to the development of nanophotonic platforms capable of compacting many devices onto an integrated chip. These devices, as well as the input and output grating couplers, are sometimes polarization dependent, which allows ... En savoir plus
Introduction: In recent years, metasurfaces have been demonstrated to control the phase and amplitude of light across a planar interface and implemented for optical functions such as beam-steering, focusing, and polarization rotation. Initial efforts using plasmonic-based scatterers ... En savoir plus
Current vs. voltage characteristics simulations of field effect transistors based on CdS semiconductor have been carried out using the drift-diffusion model. In the present investigation, the two-dimensional device simulation was performed using COMSOL’s semiconductor module. The device ... En savoir plus
Mid-infrared, which interacts with most of the chemicals and creates spectra with functional group and fingerprint information, is widely used as a chemical sensing method for a variety of applications, including biomedical testing, quality control in electronics manufacturing and food ... En savoir plus
Advances in 3D display technology relies heavily on the birefringence of light as it propagates through various optical components such as quarter-wave plates. While Jones matrix formulation is commonly employed as a convenient means to study optical systems involving such optical ... En savoir plus
Cancer is one of the leading causes of deaths worldwide. According to the American Cancer Society, there will be about 700,000 cancer related deaths in US in 2017. Cancer mortality will be reduced if it is detected and treated at the early stages. Previous studies have shown that ... En savoir plus
Surface plasmon polaritons (SPP) are guided electromagnetic modes of a metal/dielectric interface. These surface electromagnetic waves arise through the coupling of the incident electromagnetic radiation with the collective charge-density oscillations of the free electrons in a metal. ... En savoir plus