Qiskit Nature Solver
Purpose
Provides expert guidance on quantum chemistry and materials science calculations using Qiskit Nature, enabling ground state and excited state solutions.
Capabilities
- VQE ground state solver
- QEOM excited state solver
- Fermionic operator handling
- Molecular driver integration
- Active space reduction
- Lattice model construction
- Property calculation
- Qubit converter management
Usage Guidelines
- Problem Setup: Define molecular system using supported drivers
- Mapping Selection: Choose qubit mapping strategy (Jordan-Wigner, Parity, etc.)
- Solver Configuration: Set up VQE with ansatz and optimizer
- Execution: Run ground state calculation with convergence monitoring
- Analysis: Extract energies, wavefunctions, and molecular properties
Tools/Libraries
- Qiskit Nature
- Qiskit Algorithms
- PySCF driver
- Gaussian driver
- Qiskit Aer