Nick Heumann University
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Deriving the Hamiltonian for the Dirac Field
Quantum Mechanics Exam #1 (HARD) (Schrodinger Equation, delta potential, Infinite Square Well)
Proving a Useful Spin Sum Identity for the Dirac Field
Free-Particle Solutions of the Dirac Equation (ALL STEPS EXPLAINED)
Introducing Weyl Spinors and the Weyl Equations in QFT
Доказательство того, что уравнение Дирака влечет уравнение Клейна-Гордона
The Dirac Equation in QFT
Peskin & Schroeder's 2.2c) Solution: Charge of the Complex Scalar (Klein-Gordon) Field
Peskin & Schroeder's 2.2 b) solution: Diagonalizing the Complex Klein-Gordon Hamiltonian
The EASIEST Explanation of the Gram-Schmidt Procedure (Griffiths QM 3rd ed. Problem 3.4)
Explaining the Inner Product in Quantum Mechanics (Using Bras and Kets)
Гамильтониан для комплексного скалярного поля (Пескин и Шредер QFT 2.2a)
Klein-Gordon and Feynman Propagators,Time Ordering (Peskin & Schroeders Eq. 2.54 and 2.56 EXPLAINED)
Задача квантовой механики Гриффитса 4.20: Доказательство коммутаторов углового момента
Причинность и пропагаторы в свободной квантовой теории поля Клейна-Гордона
Griffiths QM 4.15 Solution: Proving Radial Wavefunction and finding expectation values for l=n-1
The Integral You HAVE TO KNOW to MASTER Quantum Mechanics!
Can an Electron Be INSIDE The Nucleus? Griffith's Intro to QM Problem 4.14 FULL SOLUTION
Interpretation of the Klein-Gordon Field and Bose-Einstein Statistics
Noether's Theorem and the Momentum of the Klein-Gordon Field
The Vaccum Energy & The Ultraviolet Divergence: Why Quantum Field Theory Fails!
Quantizing the Klein-Gordon Field as Harmonic Oscillators - FULLY EXPLAINED!
Why we need QFT & Derivation of Klein-Gordon Langriangian Density
Griffiths QM Problem 4.13 (3rd ed.) Finding Expectation Values for Hydrogen Atom
Griffiths QM Problem 4.12 (3rd ed.) Radial Equation using Laguerre Polynomials and recursion
Griffiths QM Problem 4.11 (3rd ed.) Normalizing R20 and R21 | Hydrogen Atom
Griffiths QM Problem 4.10 (3rd ed.) Finding Radial Wave Functions Using Recursion Formula | H atom
Задача квантовой механики Гриффитса 4.9 (3-е изд.) Решение конечной сферической ямы для l=0
Griffiths QM Problem 4.8: Infinite Spherical Well for l=1