Combining molecular dynamics and machine learning to predict self-solvation free energies and limiting activity coefficients

J Gebhardt, M Kiesel, S Riniker… - Journal of chemical …, 2020 - ACS Publications
Computational prediction of limiting activity coefficients is of great relevance for process
design. For highly nonideal mixtures including molecules with directed interactions, methods …

Digitalization in thermodynamics

E Forte, F Jirasek, M Bortz, J Burger… - Chemie Ingenieur …, 2019 - Wiley Online Library
Digitalization is about data and how they are used. This has always been a key topic in
applied thermodynamics. In the present work, the influence of the current wave of …

Hybridizing physical and data-driven prediction methods for physicochemical properties

F Jirasek, R Bamler, S Mandt - Chemical Communications, 2020 - pubs.rsc.org
We present a generic way to hybridize physical and data-driven methods for predicting
physicochemical properties. The approach 'distills' the physical method's predictions into a …

Automated nuclear magnetic resonance fingerprinting of mixtures

T Specht, J Arweiler, J Stüber… - Magnetic …, 2024 - Wiley Online Library
Nuclear magnetic resonance (NMR) spectroscopy is a powerful tool for qualitative and
quantitative analysis. However, for complex mixtures, determining the speciation from NMR …

HybridGamma: A thermodynamically consistent framework for hybrid modelling of activity coefficients

U Di Caprio, J Degrève, P Hellinckx, S Waldherr… - Chemical Engineering …, 2023 - Elsevier
Predicting molecular interactions is a crucial step for chemical process modeling. It requires
the full knowledge of the analyzed system, however, this is often impossible in complex real …

Rational method for defining and quantifying pseudo-components based on NMR spectroscopy

T Specht, K Münnemann, H Hasse… - Physical Chemistry …, 2023 - pubs.rsc.org
Poorly specified mixtures, whose composition is unknown, are ubiquitous in chemical and
biochemical engineering. In the present work, we propose a rational method for defining and …

Predictive thermodynamic modeling of poorly specified mixtures and applications in conceptual fluid separation process design

T Specht, H Hasse, F Jirasek - Industrial & Engineering Chemistry …, 2023 - ACS Publications
In many chemical engineering processes, mixtures occur whose composition is not well-
known. Simulations of processes with such poorly specified mixtures are basically …

Automated methods for identification and quantification of structural groups from nuclear magnetic resonance spectra using support vector classification

T Specht, K Münnemann, H Hasse… - Journal of Chemical …, 2021 - ACS Publications
Nuclear magnetic resonance (NMR) spectroscopy is a powerful tool for elucidating the
structure of unknown components and the composition of liquid mixtures. However, these …

A cluster approach for activity coefficients: General theory and implementation

J Ingenmey, J Blasius, G Marchelli… - Journal of Chemical & …, 2018 - ACS Publications
In the framework of the binary quantum cluster equilibrium theory, we introduce a cluster
approach to access activity coefficients of binary mixtures. This approach allows derivation …

Crystallization kinetics and mechanism of magnesium ammonium phosphate hexahydrate: experimental investigation and chemical potential gradient model analysis …

K Ge, Y Ji, S Tang - Industrial & Engineering Chemistry Research, 2020 - ACS Publications
The influence of various factors (eg, temperature, stirring speed, pH, and alginic acid
concentration) on the crystallization kinetics of magnesium ammonium phosphate …