Variational Quantum Eigensolver (VQE) | PennyLane Tutorial

Alvaro Ballon introduces you to the Variational Quantum Eigensolver (VQE); diving into quantum chemistry and showing you how to find the ground state of a molecule using PennyLane.

PennyLane demo on optimization of molecular geometries: https://pennylane.ai/qml/demos/tutori...

Database for molecular coordinates: https://cccbdb.nist.gov/alldata1x.asp

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Timestamps:

0:00 Introduction
0:24 Observables in quantum mechanics
1:14 Ground energy and ground state
2:05 Why VQE?
3:28 Step 1: Finding the molecular Hamiltonian
8:02 Step 2: Preparing the trial ground state
12:59 Step 3: Optimizing the cost function
17:09 Outro

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