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Quantum EngineeringYear 1: Quantum Mechanics CoreMonth 18Day 481

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Year 1·Month 18·Week 1

Day 481: Slater Determinants

Day 481 of 2,016~9 min read

Learning Objectives

  • •Construct Slater determinants for N fermions
  • •Verify antisymmetry under particle exchange
  • •Apply Slater determinants to atomic systems
  • •Calculate matrix elements between Slater determinants
  • •Understand the connection to Hartree-Fock theory
  • •Recognize limitations of single-determinant descriptions

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The Two-Particle CaseThe Slater DeterminantSpin-OrbitalsProperties of Slater DeterminantsShorthand NotationExample Helium Ground StateSpatial PartIncluding SpinSlater DeterminantMatrix ElementsOne-Body OperatorsTwo-Body OperatorsSlater-Condon RulesQuantum Computing ConnectionVQE AnstzeFermionic EncodingsConfiguration Interaction
Day 480Day 481 of 2,016Day 482