Quantum Physics I

This course covers the experimental basis of quantum physics. It introduces wave mechanics, Schrödinger's equation in a single dimension, and Schrödinger's equation in three dimensions.

Lecture 2: Experimental Facts of Life

In this lecture, Prof. Adams gives a panoramic view on various experimental evidence that indicates the inadequacy of pre-quantum physics. He concludes the lecture with a short discussion on Bell's inequality.

05-10
01:20:12

Lecture 21: Periodic Lattices Part 2

In this lecture, Prof. Adams reviews results derived for periodic potential and continues to discuss the energy band structure. The latter part is devoted to the physics of solids.

06-25
01:22:20

Lecture 22: Metals, Insulators, and Semiconductors

In this lecture, Prof. Adams reviews and answers questions on the previous lecture. Electronic properties of solids are explained using band structure. The latter part of the lecture is a historical introduction to entanglement by Prof. Levenson.

06-25
01:26:34

Lecture 23: More on Spin

In this lecture, Prof. Adams reviews and further develops the theory of spin. Matrix representations of spin operators are introduced. The box apparatus experiment is revisited.

06-25
01:22:09

Lecture 24: Entanglement — QComputing, EPR, and Bell

In this lecture, Prof. Adams discusses the basic principles of quantum computing. No-cloning theorem and Deutsch-Jozsa algorithm are introduced. The last part of the lecture is devoted to the EPR experiment and Bell's inequality.

06-25
01:22:45

Lecture 14: Resonance and the S-Matrix

In this lecture, Prof. Adams discusses the resonance structure of a potential barrier/well. He begins with the case of simple plane waves and then moves on to the case of wavepackets.

06-25
01:23:56

Lecture 19: Identical Particles

In this lecture, Prof. Adams wraps up the discussion on hydrogen atoms explaining the origin of their magnetic moment. He then moves on to the quantum mechanics of systems where there are multiple identical particles.

06-25
01:23:04

Lecture 20: Periodic Lattices Part 1

In this lecture, Prof. Adams discusses the energy structure and wavefunctions under a periodic potential. The energy band structure is derived for a periodic delta potential.

06-25
01:24:20

Lecture 17: Central Potentials Take 2

In this lecture, Prof. Adams solves the central potential problem in 3D and gives a general discussion on properties of the central potential. He also presents a quantum mechanical model of hydrogen atoms.

06-25
01:20:41

Lecture 9: Operator Methods for the Harmonic Oscillator

In this lecture, Prof. Adams discusses an alternative method to solving the harmonic oscillator problem using operators.

06-25
01:17:53

Lecture 12: The Dirac Well and Scattering off the Finite Step

In this lecture, Prof. Adams discusses the time evolution of Gaussian wave packets both in free space and across potential steps.

06-25
01:23:48

Lecture 13: Scattering Take 2

In this lecture, Prof. Adams begins with introducing the idea of coherent states. He then continues to discuss one-dimensional scattering problems across potential step and potential barrier.

06-25
01:22:35

Lecture 15: Eigenstates of the Angular Momentum

In this lecture, Prof. Adams discusses energy degeneracy in 3D systems and its connection to rotational symmetry. The latter part of the lecture focuses on the angular momentum operators and their commutation relations.

06-25
01:24:42

Lecture 18: "Hydrogen" and its Discontents

In this lecture, Prof. Adams continues the discussion on hydrogen atoms. Runge-Lenz symmetry and relativistic corrections are discussed. Zeeman effect and Pauli exclusion principle are also covered.

06-25
01:20:06

Lecture 16: Eigenstates of the Angular Momentum II

In this lecture, Prof. Adams continues the discussion on the quantum mechanics of angular momentum. The structure of angular momentum eigenvalues are discussed. Eigenfunctions of angular momentum are introduced.

06-25
01:20:37

Lecture 5: Operators and the Schrӧdinger Equation

In this lecture, Prof. Zweibach gives a mathematical preliminary on operators. He then introduces postulates of quantum mechanics concerning observables and measurement. The last part of the lecture is devoted to the origins of the Schrödinger equation.

06-25
01:23:14

Lecture 8: Quantum Harmonic Oscillator Part I

In this lecture, Prof. Zweibach covers the quantum mechanics of harmonic oscillators. He begins with qualitative discussion on bound state solutions and then moves on to the quantitative treatment of harmonic oscillators.

06-25
01:20:59

Lecture 10: Clicker Bonanza and Dirac Notation

In this lecture, Prof. Adams gives a review on the material covered so far by going over a series of multiple choice questions. He also touches upon the Dirac notation.

06-25
01:21:32

Lecture 11: Dispersion of the Gaussian and the Finite Well

In this lecture, Prof. Adams discusses some qualitative features of quantum mechanical bound states. He then solves the problem of a particle in a finite potential well as the last example of bound state in the course.

06-25
01:21:04

Lecture 6: Time Evolution and the Schrödinger Equation

In this lecture, Prof. Adams begins with summarizing the postulates of quantum mechanics that have been introduced so far. He then discusses properties of the Schrödinger equation and methods of solving the equation.

06-25
01:22:18

Recommend Channels