Lectures related to Old quantum theory

Covers radial quantization and inner products in quantum field theory.

Analyzes bound-state problems, Bohr-Sommerfeld quantization, and tunneling through potential barriers in quantum mechanics.

Bohr Model: Hydrogen Atom

Explores the Bohr model of the hydrogen atom, quantized orbits, and emission spectra.

Quantum Physics: Wave-Particle Duality

Explores wave-particle duality in quantum physics, covering interference, matter waves, and energy quantization.

Quantum Mechanics: Wave Functions

Covers wave functions, De Broglie wavelength, and quantization in quantum mechanics.

Conformal Bootstrap: OPE and Ward Identities

Explores radial quantization, OPE coefficients, and conformal Ward identities in Conformal Field Theory.

Spectral Density: Semiclassical Approximation

Covers the semiclassical approximation for spectral density and the Bohr-Sommerfeld quantization condition.

Bohr-Sommerfeld Quantization

Discusses the Bohr-Sommerfeld quantization condition and the significance of turning points.

Quantization: Topological Operators

Covers the quantization of topological operators and Ising models on square lattices.

Barrier Penetration and Spectral Density

Explores barrier penetration and spectral density in quantum physics, focusing on the Bohr-Sommerfeld quantization condition.

Atomic Structure: Bohr Model

Explores the Bohr model, electron duality, emission spectrum, and photoelectric effect in atomic structure.

Quantum-Classical Dynamics Connection

Explores the connections between quantum and classical dynamics, focusing on conservation laws and quantum-classical relationships.

Atomic Theory Breakthroughs

Explores the historical development of atomic theory, limitations of the Bohr model, wave-particle duality, and key breakthroughs in quantum theory.

Quantum Mechanics: Semiclassical Approximation

Covers the Bohr-Sommerfeld quantization method and perturbative versus non-perturbative effects in quantum mechanics.

General Chemistry: Atoms, Molecules, and Energy

Covers general chemistry concepts, including atoms, molecules, chemical reactions, energy quantization, and the behavior of electrons.

Structure of Matter: Chemical Bonds and Reactivity

Explores the structure of matter, chemical bonds, reaction rates, acids, bases, the Bohr model, emission spectra, and the wave-particle duality of electrons.

Atomic Theory and Spectroscopy

Explores the evolution of atomic theory, spectroscopy, and the nature of light.

Atomic Theory: From Democritus to Bohr

Explores the historical evolution of atomic theory, from Democritus to Bohr, covering key concepts and breakthroughs.

Black Body Radiation: Fundamentals

Covers the fundamentals of black body radiation and the hydrogen atom in astrophysics.

Quantum Mechanics: Bohr Model and Energy Quantization

Discusses the Bohr model of the atom, focusing on electron orbits and energy quantization.