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Quantum Engineering Year 1: Quantum Mechanics Core Month 13Day 361

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Year 1·Month 13·Week 4

Day 361: The Schrodinger Picture — States Evolve, Operators Fixed

Day 361 of 2,016~16 min read

Learning Objectives

•Define the Schrodinger picture and its key characteristics
•Write the equations of motion for states in this picture
•Compute time-dependent expectation values
•Derive Ehrenfest's theorem
•Show equivalence between pictures for observable quantities
•Recognize when the Schrodinger picture is most useful

Today's Schedule (7 hours)

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On this page

1 What is a Picture in Quantum Mechanics 2 The Schrodinger Picture Definition 3 Equation of Motion for States 4 Time Evolution of Expectation Values 5 Ehrenfests Theorem 6 Conservation Laws in the Schrodinger Picture 7 The Schrodinger Picture Wave Function 8 Advantages of the Schrodinger Picture Physical Interpretation The State as Physical Reality Classical Limit Information Flow Quantum Computing Connection Quantum Circuits in the Schrodinger Picture State Tomography Variational Quantum Eigensolver VQE

Day 360Day 361 of 2,016Day 362