Content in preparation
What is a field?
The concept of a field; scalar and vector descriptions; electric and magnetic fields.
View section planChapter 01
Introduction to electromagnetics
How do we describe a field, generate a wave, and guide it through a medium?
Build the language of fields and waves: their properties, sources, and behavior in materials.
Content in preparation9 subsections
Course map · 1 / 9
Based on the instructor’s outline
Inside this chapter
Open any subsection to see its scope, opening question, and the lesson structure prepared for it.
Content in preparation
What is a wave?
Oscillation, propagation, and the distinction between local motion and a traveling disturbance.
View section planContent in preparation
Frequency, amplitude, and wave properties
Frequency, period, amplitude, wavelength, phase, and propagation speed.
View section planContent in preparation
Electromagnetic and acoustic waves
Compare what oscillates, the role of the medium, and the quantities used to describe each wave.
View section planContent in preparation
What is a spectrum?
Frequency content, spectral representation, and the electromagnetic spectrum.
View section planContent in preparation
Material parameters: ε and μ
Permittivity, permeability, and an introduction to conductivity and constitutive relations.
View section planContent in preparation
How electromagnetic waves are generated
Time-varying sources, fields near a source, and the idea of radiation.
View section planContent in preparation
What is an antenna?
Transmitting and receiving antennas; the relationship between sources and radiated fields.
View section planContent in preparation
What is a waveguide?
Guided waves, boundaries, and an introduction to modes.
View section plan