Hamiltonian Kinetic Energy Operator

Context: Graduate
Thread starter DiracPool
Start date Dec 12, 2012
Tags

Energy Hamiltonian Kinetic Kinetic energy Operator

Join the discussion

Registration is free. Ask a follow-up in this thread, or start your own.

1 reply · 2K views

DiracPool

Thread starter
Dec 12, 2012

In the QM Hamiltonian, I keep seeing h-bar/2m instead of p/2m for the kinetic energy term. H-bar is not equivalent to momentum. What am I missing here?

Discussion

Physics news on Phys.org

Hollow-core fiber platform could help different quantum technologies connect
How plastic welds retain a molecular 'memory' of their former surfaces to strengthen pipe joints
Diamond clock combines two signals to cut temperature-driven drift

DiracPool

Dec 12, 2012

Actually, gang, I did a little more fishing and came across the answer to my question. For anyone that's interested, here's the link.

http://en.wikipedia.org/wiki/Kinetic_energy

Look under this section: Kinetic energy in quantum mechanics

Hamiltonian Kinetic Energy Operator

Discussion

High School Seemingly odd quantum tunneling

Graduate Time evolution of a detected particle

Undergrad What empirical observation supports the axiom of continuous spacetime?

Undergrad Momentum measurement and uncertainty

High School Does entanglement synchronization change with distance in general relativity?

Graduate Determining Angular Distributions in Decays

Graduate Avalanche photon detectors

Undergrad A Dataset & Signal Analysis Interpretation of Quantum Mechanics

High School Two/three photon absorption chemical substance producing photons for electricity generation

Undergrad Far off resonant Rabi oscillations in a 2 level system

Insights Revisiting the Velocity-Time Function

Insights Remote Operated Gate Control System

Insights AI Enriched Problem Solving

Insights Thinking Outside The Box Versus Knowing What’s In The Box

Insights Why Entangled Photon-Polarization Qubits Violate Bell’s Inequality

Insights Quantum Entanglement is a Kinematic Fact, not a Dynamical Effect

Hamiltonian Kinetic Energy Operator

Discussion

Similar threads

High School Why is P²/2m the kinetic energy operator in the Hamiltonian?

Undergrad Will the kinetic energy operator change with a variable shift?

Undergrad Energy operator in Quantum Mechanics

Undergrad Why is the Kinetic Energy Operator Differentiated Twice Instead of Squared?

Undergrad Internal rotation kinetic energy operator

Graduate Deriving the kinetic energy operator from momentum eigenvalues

Undergrad Time dependent Hamiltonian and energy

Undergrad Definition of the potential energy operator

Graduate Two equivalent statements of time reversal symmetric Hamiltonian

Graduate How to derive the Momentum and Energy Operators from first principles?