A COMPARATIVE STUDY OF VARIATIONAL QUANTUM EIGENSOLVER AND DENSITY MATRIX RENORMALIZATION GROUP FOR QUANTUM CHEMISTRY APPLICATIONS
Keywords:
Variational Quantum Eigensolver (VQE); Density Matrix Renormalization Group (DMRG); Quantum Chemistry; Quantum Computing; Electronic Structure; Ground-State Energy; Strongly Correlated Systems; Hybrid Quantum-Classical Algorithms; Tensor Networks; NISQ Devices; Molecular Simulation; Quantum Algorithms.Abstract
The accurate simulation of molecular electronic structures is afundamental challenge in quantum chemistry due to the exponential growthof the Hilbert space with system size. Classical computational methods often become impractical for strongly correlated electron systems, motivating thedevelopment of quantum computing approaches. The Variational QuantumEigensolver (VQE), a hybrid quantum-classical algorithm
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