Search Results for author: Silvan Käser

Found 4 papers, 0 papers with code

Outlier-Detection for Reactive Machine Learned Potential Energy Surfaces

no code implementations27 Feb 2024 Luis Itza Vazquez-Salazar, Silvan Käser, Markus Meuwly

Uncertainty quantification (UQ) to detect samples with large expected errors (outliers) is applied to reactive molecular potential energy surfaces (PESs).

Outlier Detection Uncertainty Quantification

MP2 Is Not Good Enough: Transfer Learning ML Models for Accurate VPT2 Frequencies

no code implementations9 Mar 2021 Silvan Käser, Eric Boittier, Meenu Upadhyay, Markus Meuwly

The calculation of the anharmonic modes of small to medium sized molecules for assigning experimentally measured frequencies to the corresponding type of molecular motions is computationally challenging at sufficiently high levels of quantum chemical theory.

Transfer Learning Chemical Physics

Optimized Graphene Electrodes for contacting Graphene Nanoribbons

no code implementations25 Feb 2021 Oliver Braun, Jan Overbeck, Maria El Abbassi, Silvan Käser, Roman Furrer, Antonis Olziersky, Alexander Flasby, Gabriela Borin Barin, Rimah Darawish, Klaus Müllen, Pascal Ruffieux, Roman Fasel, Ivan Shorubalko, Mickael L. Perrin, Michel Calame

Atomically precise graphene nanoribbons are a promising emerging class of designer quantum materials with electronic properties that are tunable by chemical design.

Mesoscale and Nanoscale Physics

Reactive Dynamics and Spectroscopy of Hydrogen Transfer from Neural Network-Based Reactive Potential Energy Surfaces

no code implementations21 Nov 2019 Silvan Käser, Oliver T. Unke, Markus Meuwly

It is used to run finite-temperature molecular dynamics simulations, and to determine the infrared spectra and the hydrogen transfer rates for the three molecules.

Chemical Physics

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