Hellmann-Feynman Theorem YouTube tutorial
Manas SharmaPh.D. researcher at Friedrich-Schiller University Jena, Germany. I’m a physicist specializing in computational material science. I write efficient codes for simulating light-matter…
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Category: Quantum Mechanics
Insightful posts related to Quantum Mechanics. You will find here solutions to problems, derivations, explanations etc.
Hydrogen – Relativistic Correction
In this post, I will use the stationary(time-independent) first order perturbation theory, to find out the relativistic correction to the Energy of the…
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Harmonic Oscillator – Relativistic Correction
In this post, I will use the stationary(time-independent) first order perturbation theory, to find out the relativistic correction to the Energy of the…
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Hellman-Feynman Theorem and its Applications – Quantum Mechanics
Hellman-Feynman Theorem investigates how the energy of a system varies as the Hamiltonian varies. If a system is characterised by a Hamiltonian that…
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Expectation Value of 1/r for Hydrogen using Virial Theorem -Quantum Mechanics
In this post we will be evaluating the expectation value of 1/r : using the Virial Theorem, that we proved and talked about…
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