Lectures related to Gauge Invariance: Electromagnetic Potentials

Symmetry Breaking: Magnetic Fields in Cosmology

Covers symmetry breaking and its role in generating magnetic fields in cosmology.

Cosmological Puzzles: Dark Matter and Energy

Explores fundamental cosmological puzzles related to dark matter and energy.

The MRI Scanner: Components and Risks

Explores the components and risks of MRI scanners, emphasizing safety and functionality.

Superconducting Qubits: History and BCS Theory

Explores the history of superconducting qubits and the fundamentals of superconductivity and BCS theory.

Superconducting Shielding: Design and Properties

Explores superconducting shielding, the Meissner effect, macroscopic wave function, and single-spin detection in biological research.

Electromagnetic Potentials

Explores Maxwell's equations, electromagnetic potentials, constraints in electromagnetism, and gauge transformation.

Magnetostatics: Magnetic Field and Force

Covers magnetic fields, Ampère's law, and magnetic dipoles with examples and illustrations.

Cosmic Magnetic Fields: Generation and Backreaction

Covers the generation of primordial magnetic fields and their backreaction effects in cosmology.

Quantum Metrology: Superconducting Devices and Qubits

Explores quantum metrology, superconducting devices, qubits, and quantum computing principles.

Josephson effect

Explains the Josephson effect and the significance of the Josephson Junction in superconducting technology.

Multipole Expansion in Electrostatics and Magnetostatics

Covers the concept of multipole expansion in electrostatics and magnetostatics, discussing Maxwell equations and magnetic moments.

Quantum Metrology: Superconducting Electronics & Qubits

Explores quantum metrology, superconducting electronics, detectors, qubits, and quantum supremacy, emphasizing advancements in quantum computing.

Zero resistance: Superconductivity basics

Introduces the basics of superconductivity, including zero resistance, magnetic field expulsion, and critical current concepts.

Understanding Displacement Vector and Plane Waves

Explores the displacement vector D, plane waves, and magnetic vector potential, addressing student questions and clarifying key concepts.

Vortices: Superconducting Levitation and Type-II Superconductors

Explores vortices in superconductors, including levitation, Type-II superconductors, Ginzburg-Landau parameter, critical fields, and experimental evidence.

Vortex Pinning: Energy Landscape and Elasticity

Explores vortex pinning in superconductors, focusing on energy landscape creation and vortex elasticity.

Magnetic Fields and Currents

Explores magnetic fields, currents, Biot-Savart law, Ampère's law, and magnetic dipoles.

Maxwell's Equations and Induction Phenomenon

Explores Maxwell's equations, induction in moving conductors, electromotive force, and electrical fields.

Superconducting Quantum Interference Device

Explores the operation of a DC SQUID, a superconducting device with extraordinary resolution.

EM Field: Quantum Field Theory II

Covers the electromagnetic (EM) field in Quantum Field Theory II, discussing gauge transformations, symmetry principles, and field quantization.