Module quantum_chemistry

Module quantum_chemistry 

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Quantum Chemistry Simulation with Second Quantization Optimization

This module implements comprehensive quantum chemistry simulation capabilities, including molecular Hamiltonian construction, second quantization optimization, variational quantum eigensolver (VQE) for chemistry, and various electronic structure methods optimized for quantum computation.

Key features:

  • Molecular Hamiltonian construction from atomic structures
  • Second quantization optimization with fermionic-to-spin mappings
  • Variational quantum eigensolver (VQE) for ground state calculations
  • Hartree-Fock initial state preparation
  • Configuration interaction (CI) methods
  • Quantum-classical hybrid algorithms for molecular simulation
  • Basis set optimization for quantum hardware
  • Active space selection and orbital optimization

Structs§

ActiveSpace
Active space specification for reduced basis calculations
ChemistryStats
Statistics for quantum chemistry calculations
ElectronicStructureConfig
Electronic structure configuration
ElectronicStructureResult
Electronic structure result
FermionMapper
Fermion-to-spin mapping utilities
HartreeFockResult
Hartree-Fock calculation result
MolecularHamiltonian
Molecular Hamiltonian in second quantization
MolecularOrbitals
Molecular orbital representation
Molecule
Molecular structure representation
QuantumChemistrySimulator
Quantum chemistry simulator
VQEConfig
VQE configuration for chemistry calculations
VQEOptimizer
VQE optimizer for chemistry problems

Enums§

ChemistryAnsatz
Chemistry-specific ansätze for VQE
ChemistryOptimizer
Optimizers for chemistry VQE
ElectronicStructureMethod
Electronic structure methods
FermionMapping
Fermion-to-spin mapping methods

Functions§

benchmark_quantum_chemistry
Benchmark function for quantum chemistry simulation