2020
DOI: 10.1002/aic.17041
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Machine learning corrected alchemical perturbation density functional theory for catalysis applications

Abstract: Alchemical perturbation density functional theory (APDFT) has promise for enabling computational screening of hypothetical catalyst sites. Here, we analyze errors in first order APDFT calculation schemes for binding energies of CH x , NH x , OH x , and OOH adsorbates over a range of different coverages on hypothetical alloys based on a Pt(111) reference system. We then train three different support vector regression machine learning models that correct systematic APDFT prediction errors for each of the three c… Show more

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Cited by 17 publications
(16 citation statements)
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“… 351 In 2020, neural networks have been proposed for the prediction of overpotentials relevant for heterogeneous catalyst candidates, 352 as well as a higher-order correction scheme in alchemical perturbation density functional theory applications to catalytic activity. 260 An overview on machine learning for computational heterogeneous catalysis was also contributed in 2019. 353 …”
Section: Propertiesmentioning
confidence: 99%
“… 351 In 2020, neural networks have been proposed for the prediction of overpotentials relevant for heterogeneous catalyst candidates, 352 as well as a higher-order correction scheme in alchemical perturbation density functional theory applications to catalytic activity. 260 An overview on machine learning for computational heterogeneous catalysis was also contributed in 2019. 353 …”
Section: Propertiesmentioning
confidence: 99%
“…678 Almost trivially simple ML approaches can be used in catalysis studies to deduce insights into interaction trends between single metal atoms and oxide supports, 679 to identify the significance of features (e.g. adsorbate type or coverage) where CompChem theories break down, 680 or they can be used to identify trends that result in optimal catalysis across multiple objectives such as activity and cost (Fig. 15).…”
Section: Catalysismentioning
confidence: 99%
“…The most common mapping deals with the electronic exchange-correlation energy [433], [434], [435], [436], [437], [438], [439], [440], [441], [442], [443], [444], [445], [446], [447], [448], [449], [450], [451], [452], [453], [454]. As discussed in Sec.…”
Section: Learning Electronic Structuresmentioning
confidence: 99%