Projects per year
Abstract
We present a quantitatively accurate machine-learning (ML) model for the computational prediction of core-electron binding energies, from which X-ray photoelectron spectroscopy (XPS) spectra can be readily obtained. Our model combines density functional theory (DFT) with GW and uses kernel ridge regression for the ML predictions. We apply the new approach to disordered materials and small molecules containing carbon, hydrogen, and oxygen and obtain qualitative and quantitative agreement with experiment, resolving spectral features within 0.1 eV of reference experimental spectra. The method only requires the user to provide a structural model for the material under study to obtain an XPS prediction within seconds. Our new tool is freely available online through the XPS Prediction Server.
Original language | English |
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Pages (from-to) | 6240−6254 |
Journal | Chemistry of Materials |
Volume | 34 |
Issue number | 14 |
DOIs | |
Publication status | Published - 13 Jul 2022 |
MoE publication type | A1 Journal article-refereed |
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Dive into the research topics of 'Accurate Computational Prediction of Core-Electron Binding Energies in Carbon-Based Materials: A Machine-Learning Model Combining Density-Functional Theory and GW'. Together they form a unique fingerprint.-
NEXTCELL: Next generation interatomic potentials to simulate new cellulose based materials
01/09/2020 → 31/08/2025
Project: Academy of Finland: Other research funding
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LEARNSOLAR: Rinke-LearnSolar
Rinke, P., Hoffmann, G., Dvorak, M., Henkel, P., Fangnon, A., Homm, H. & Laakso, J.
01/09/2020 → 31/08/2024
Project: Academy of Finland: Other research funding
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Formation of CO, CH4 and CH3OH by electrochemical reduction of CO2
Caro Bayo, M., Heinolainen, A., Hernandez Leon, P., Pršlja, P., Kuklin, M., Kloppenburg, J. & Lehtomäki, J.
01/01/2020 → 31/12/2023
Project: Academy of Finland: Other research funding