Randomized trial explores electron dynamics using GPU-accelerated real-time Tamm-Dancoff approximation, suggesting advancements in simulating large molecules.
Key Points
This research aims to develop and validate the real-time Tamm-Dancoff approximation (RT-TDA) for simulating electron dynamics in molecules.
Utilized the real-time Tamm-Dancoff approximation to model electron dynamics.
Conducted simulations on larger molecules (120 heavy atoms) using GPUs for acceleration.
Calculated linear absorption spectra, Rabi oscillations, and nonlinear 2-photon absorption to evaluate performance.
Successfully computed the linear absorption spectrum of a large organic molecule with RT-TDA.
Observed significant Rabi oscillations indicating effective electron dynamics.
Detected the AC Stark effect during nonlinear 2-photon absorption experiments.