## Hellmann-Feynman Theorem YouTube tutorial

Manas SharmaPhD researcher at Friedrich-Schiller University Jena, Germany. I’m a physicist specializing in theoretical, computational and experimental condensed matter physics. I like to…

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# Category: Quantum Mechanics

## Hellmann-Feynman Theorem YouTube tutorial

## Hydrogen – Relativistic Correction

## Harmonic Oscillator – Relativistic Correction

## Hellman-Feynman Theorem and its Applications – Quantum Mechanics

## Expectation Value of 1/r for Hydrogen using Virial Theorem -Quantum Mechanics

Insightful posts related to Quantum Mechanics. You will find here solutions to problems, derivations, explanations etc.

Manas SharmaPhD researcher at Friedrich-Schiller University Jena, Germany. I’m a physicist specializing in theoretical, computational and experimental condensed matter physics. I like to…

Read MoreIn this post, I will use the stationary(time-independent) first order perturbation theory, to find out the relativistic correction to the Energy of the…

Read MoreIn this post, I will use the stationary(time-independent) first order perturbation theory, to find out the relativistic correction to the Energy of the…

Read MoreHellman-Feynman Theorem investigates how the energy of a system varies as the Hamiltonian varies. If a system is characterised by a Hamiltonian that…

Read MoreIn 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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