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Index
List of topics discussed in this book.
2026-11-03, ∼111🔥, 0💬

Introduction of Light
This chapter provides an introduction of light as electromagnetic wave. Topics include what is photon; electromagnetic spectrum; visible light spectrum; stimulated emission and laster; superposition of electromagnetic waves; photon-atom interaction; light-surface interaction.
2026-11-03, ∼109🔥, 0💬

Visible Light Spectrum
This section describes the visible light spectrum - red, orange, yellow, green, cyan, blue, and violet lights.
2026-11-03, ∼109🔥, 0💬

Moving Charge Creating Magnetic Field
This section describes magnetic fields created by moving electric charges.
2026-11-03, ∼108🔥, 0💬

Light Spectrum - Range of Electromagnetic Frequencies
This section describes the light spectrum - the frequency range of the electromagnetic wave packets that make up the light.
2026-11-03, ∼108🔥, 0💬

Electromagnetic Fields
This chapter provides an introduction of electromagnetic fields. Topics include what is electric field and magntic field; point charge creating electric and magnetic fields; magnetic force on moving charges; magnetic dipole, moment, and torque.
2026-11-03, ∼107🔥, 0💬

Magnetic Force on Wire Rod
This section describes the force exerted on moving electric charges by a magnetic field.
2026-11-03, ∼107🔥, 0💬

What Is Magnetic Dipole and Moment
This section provides a quick introduction of of magnetic dipole and its moment.
2026-11-03, ∼107🔥, 0💬

What Is Magnetic Field
This section provides a quick introduction of magnetic fields.
2026-11-03, ∼106🔥, 0💬

Magnetic Fields of Solenoids
This section describes magnetic fields created by solenoids.
2026-11-03, ∼106🔥, 0💬

What Is Magnetic Torque
This section provides a quick introduction of of magnetic dipole and its moment.
2026-11-03, ∼106🔥, 0💬

What Is Light
This section provides a quick introduction of light, which is a form of energy traveling in the space.
2026-11-03, ∼106🔥, 0💬

Types of Photon-Atom Interactions
This section introduces types of photon-atom interactions: absorption, ionization, elastic scattering, inelastic scattering, stimulated emission, and passthrough.
2026-11-03, ∼106🔥, 0💬

Speed of Light
This chapter provides an introduction of experiments o measure speed of light.
2026-11-03, ∼106🔥, 0💬

What Is Electric Field
This section provides a quick introduction of electric fields.
2026-11-03, ∼105🔥, 0💬

What Are Magnetic Poles
This section provides a quick introduction of magnetic poles, where magnetic influences are much higher than other regions in magnetic fields.
2026-11-03, ∼105🔥, 0💬

Biot-Savart Law for Magnetic Fields
This section describes Biot-Savart Law for magnetic fields created by electric current in conducting wires.
2026-11-03, ∼105🔥, 0💬

Magnetic Fields of Current Carrying Loops
This section describes magnetic fields electric current in a circular wire loop.
2026-11-03, ∼105🔥, 0💬

Coherent vs. Incoherent Light
This section describes differences between coherent light and incoherent light.
2026-11-03, ∼105🔥, 0💬

Light Interacting with Flat Surface
This section descrives the interaction of light at a flat surface of 2 different medium.
2026-11-03, ∼105🔥, 0💬

Magnetic Force on Moving Charges
This section describes the force exerted on moving electric charges by a magnetic field.
2026-11-03, ∼104🔥, 0💬

Can Human See a Single Photon
This section presents a news article 'Human eye spots single photons'.
2026-11-03, ∼104🔥, 0💬

Stimulated Emission of Radiation and Laser
This section describes spontaneous and stimulated emission of radiation with atoms in exited state.
2026-11-03, ∼104🔥, 0💬

Superposition of Electromagnetic Field Waves
This section describes how individual electromagnetic field waves superpose together to form a new electromagnetic field wave.
2026-11-03, ∼104🔥, 0💬

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