qchem
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Lithium Hydride VQE with PennyLane: From Molecule to Energy
Full VQE for LiH using PennyLane's qchem module: molecular Hamiltonian, Hartree-Fock initial state, UCCSD ansatz, optimization, and potential energy surface scan.
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- 16 min read
Quantum Chemistry in PennyLane: H2 Ground State via VQE
Walk through a real VQE simulation in PennyLane: build the H2 Hamiltonian, construct a UCCSD ansatz, and converge to the ground state energy in under 50 iterations.