Understanding light as an electromagnetic wave energy is crucial in explaining light behavior.02:31Wave behavior is showcased through a demonstration on how waves propagate, interfere, and change direction.The limitations of using ray models to explain light behavior are highlighted.The segment emphasizes...
You might wonder why, when a radio transmitter transmits something, radio waves want to propagate through space away from the antenna at the speed of light. Why can radio waves travel millions of miles? Why doesn't the antenna just have a magnetic field around it, close to the antenna, ...
In Chap. 2, questions about the essence of waves were asked and answers given. On the other hand, every wave needs a medium to propagate. That is why it is essential to start with a description of media (materials). As mentioned in the Introduction, the focus in this book is on ...
Hot ions (red) generate magnetosonic waves (MSWs; green), which then propagate across the field lines and heat up cold ions (yellow) by transferring their energy to them. A part of this transferred energy goes into generating EMIC waves (blue). Credit: © ERG Science Team No...
waves, see also Refs.32,33. These induced waves propagate across the magnetic field lines and accumulate at the null point. The perturbations of the physical variables together with the modification of the environmental conditions due to the induced waves are highlighted together with their back ...
In photonics/optical engineering software, ray tracing is a technique used to represent the propagation of electromagnetic (optical) wavefronts through a system. Rays are lines constructed using discrete points on surfaces representing the local wavefront position as it propagates through an optical sy...
In electromagnetics, an evanescent field, or evanescent wave, isan oscillating electric and/or magnetic field that does not propagate as an electromagnetic wave but whose energy is spatially concentrated in the vicinity of the source (oscillating charges and currents). ...
Compared to these methods, theElectromagnetic Waves, Beam Envelopesinterface in COMSOL Multiphysics (which we will refer to as theBeam Envelopesinterface for the rest of the blog post) solves for the exact solution of the Helmholtz equation in a domain. It can handle large models; i.e., the...
Light—just like all electromagnetic waves—propagates through the electromagnetic fields. ... Polarization through reflection happenswhen light hits a non-metallic surface. As light hits the surface plane, the vibrations increase in the same plane, making the light become polarized in that direction...
You might wonder why, when a radio transmitter transmits something, radio waves want to propagate through space away from the antenna at the speed of light. Why can radio waves travel millions of miles? Why doesn't the antenna just have a magnetic field around it, close to the antenna, ...