Engineering Physics Chapter 2

Quantum Mechanics

This chapter focuses on the basic foundations of quantum mechanics and the wave description of particles.

Why Study This Chapter

• highly important for semester exams and viva preparation
• useful for derivations, uncertainty principle explanations, and particle-in-a-box questions
• supports Chapter 1 Modern Physics concepts and later semiconductor or modern physics applications

Topics Covered

• 2.1 Introduction
• 2.2 Heisenberg's Uncertainty Principle and its Physical Significance
• 2.2.1 Statement of Heisenberg's Uncertainty Principle
• 2.2.2 Heisenberg's Uncertainty Principle applied to Position and Momentum
• 2.2.3 Heisenberg's Uncertainty Principle applied to Energy and Time
• 2.2.4 Illustration: Heisenberg Microscope
• 2.2.5 Physical Significance
• 2.3 Application of Uncertainty Principle
• 2.3.1 Why Electron cannot be Present Inside the Nucleus?
• 2.4 Wave function, Properties and Physical Significance
• 2.4.1 Wave Function
• 2.4.2 Properties of Wave Function
• 2.4.3 Physical Significance
• 2.5 Probability Density and Normalization of Wave Function
• 2.6 Setting up of a One Dimensional, Time Independent, Schrodinger Wave Equation
• 2.6.1 Schrodinger Wave Equation
• 2.6.2 Derivation
• 2.6.3 Eigen Values and Eigen Function
• 2.7 Application of Schrodinger Wave Equation
• 2.7.1 The Particle in a Box of Infinite Depth
• 2.7.2 Energy Eigen Values and Functions of a Particle in a Potential Well of Infinite Depth
• 2.7.3 Energy Eigen Values for a Free Particle
• Solved Problems
• Exercises

Related Study Links

• Open Full Engineering Physics Subject Note
• Go to Chapter 1: Modern Physics
• Go to Chapter 3: Electrical Conductivity in Metals