Reproducibility of fixed-node diffusion Monte Carlo across diverse community codes: The case of water-methane dimer

Flaviano Della Pia, Benjamin X. Shi, Yasmine S. Al-Hamdani +30

Fixed-node diffusion quantum Monte Carlo (FN-DMC) is a widely-trusted many-body method for solving the Schrödinger equation, known for its reliable predictions of material and mol…