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New method finds competing reaction pathways using energy-only approach

Researchers have developed a novel energy-only approach called tReax_expedition for identifying competing reaction pathways in chemical processes, particularly when potential-energy gradients are unavailable. This method combines Monte Carlo exploration with stochastic quench labeling and restrained continuation to resolve candidate channels and sample chain maxima. Benchmarks on various potentials and gas-phase reactions demonstrated the approach's ability to accurately recover intermediate states and competing routes, with sampled chain maxima differing from refined saddle energies by less than 0.76 kJ/mol in most cases. While neural committor learning aids in connecting paths, molecular shooting diagnostics suggest limited committor calibration. AI

RANK_REASON The cluster contains a scientific paper detailing a new computational method for chemical reaction pathway search. [lever_c_demoted from research: ic=1 ai=0.7]

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New method finds competing reaction pathways using energy-only approach

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The cluster contains a scientific paper detailing a new computational method for chemical reaction pathway search. [lever_c_demoted from research: ic=1 ai=0.7]
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COVERAGE [1]

  1. arXiv cs.LG TIER_1 English(EN) · Chien-Chai Chang ·

    All Paths All at Once: A Quantum Monte Carlo and Neural Committor Approach to Reaction Pathway Search

    arXiv:2611.03699v2 Announce Type: replace-cross Abstract: Locating competing reaction pathways is difficult when potential-energy gradients are unavailable. Here we present tReax_expedition, an energy-only approach combining coupled Monte Carlo exploration, stochastic quench labe…