Plasma Physics: An Introduction

This book discusses fluid theory, charged particle motion, and MHD and WKB theories.

Format: Hardback
Length: 292 pages
Publication date: 13 December 2022
Publisher: Taylor & Francis Ltd

Fluid Theory: Exploring Langmuir Sheaths and Charged Particle Motion

Fluid theory, a fundamental concept in physics, delves into the behavior and interactions of fluids at the atomic and molecular scales. It provides a framework for understanding a wide range of phenomena, from the flow of liquids and gases to the behavior of plasmas and the transport of particles in electromagnetic fields.

One of the key aspects of fluid theory is the investigation of Langmuir sheaths. These sheaths are formed when a charged particle interacts with a fluid, and they play a crucial role in many scientific and technological applications. For example, Langmuir sheaths are responsible for the formation of plasma, which is a highly ionized gas that is used in a variety of industrial processes, including welding, lighting, and plasma cutting.

Charged particle motion is another important aspect of fluid theory. This involves the study of charged particles moving through a fluid or a magnetic field. Charged particles can be either positive or negative, and they can be either electrons or ions. The motion of charged particles can be influenced by a variety of factors, including electric and magnetic fields, gravity, and the presence of other particles.

In order to understand the motion of charged particles, scientists use a variety of theoretical models, including the Maxwell-Boltzmann distribution and the Poisson equation. These models allow scientists to predict the behavior of charged particles in a given environment and to analyze the effects of various factors on their motion.

One of the most important theories in fluid theory is the MHD (Magnetohydrodynamics) theory. This theory describes the behavior of fluids in magnetic fields, and it is used to explain a wide range of phenomena, including the behavior of stars, planets, and the sun. The MHD theory is based on the principles of electromagnetism and thermodynamics, and it provides a detailed description of the interactions between charged particles and magnetic fields.

Another important theory in fluid theory is the WKB (Wentzel-Kramers-Brillouin) theory. This theory describes the behavior of charged particles in a non-magnetic medium, and it is used to explain a wide range of phenomena, including the behavior of electrons in atoms and molecules. The WKB theory is based on the principles of quantum mechanics and statistical mechanics, and it provides a detailed description of the interactions between charged particles and the medium in which they are moving.

In conclusion, fluid theory is a fundamental concept in physics that provides a framework for understanding the behavior and interactions of fluids at the atomic and molecular scales. The investigation of Langmuir sheaths and charged particle motion is an important aspect of fluid theory, and it has a wide range of scientific and technological applications. The MHD and WKB theories are two of the most important theories in fluid theory, and they provide a detailed description of the behavior of charged particles in a variety of environments.

Weight: 730g
Dimension: 234 x 156 (mm)
ISBN-13: 9781032214078
Edition number: 2 ed