Evaluating a quantum-classical quantum Monte Carlo algorithm with Matchgate shadows

B Huang, YT Chen, B Gupt, M Suchara, A Tran… - Physical Review …, 2024 - APS
Solving the electronic structure problem of molecules and solids to high accuracy is a major
challenge in quantum chemistry and condensed matter physics. The rapid emergence and …

Toward Large-Scale AFQMC Calculations: Large Time Step Auxiliary-Field Quantum Monte Carlo

Z Sukurma, M Schlipf, M Humer… - Journal of Chemical …, 2024 - ACS Publications
We report modifications of the ph-AFQMC algorithm that allow the use of large time steps
and reliable time step extrapolation. Our modified algorithm eliminates size-consistency …

Accurate quantum chemical reaction energies for lithium-mediated electrolyte decomposition and evaluation of density functional approximations

S Debnath, VA Neufeld, LD Jacobson… - The Journal of …, 2023 - ACS Publications
An important concern related to the performance of Li-ion batteries is the formation of a solid
electrolyte interphase on the surface of the anode. This film is formed from the …