Green carbon science: efficient carbon resource processing, utilization, and recycling towards carbon neutrality

M He, Y Sun, B Han - Angewandte Chemie, 2022 - Wiley Online Library
Green carbon science is defined as the “study and optimization of the transformation of
carbon‐containing compounds and the relevant processes involved in the entire carbon …

Spatial and temporal exploration of heterogeneous catalysts with synchrotron radiation

F Meirer, BM Weckhuysen - Nature Reviews Materials, 2018 - nature.com
Solid catalysts are the workhorses that convert feedstock molecules into fuels, chemicals
and materials. Solid catalysts are highly complex, porous, multi-elemental and often …

Chemical gradients in automotive Cu-SSZ-13 catalysts for NOx removal revealed by operando X-ray spectrotomography

J Becher, DF Sanchez, DE Doronkin, D Zengel… - Nature Catalysis, 2021 - nature.com
Nitrogen oxide (NO x) emissions are a major source of pollution, demanding ever-improving
performance from catalytic after-treatment systems. However, catalyst development is often …

[PDF][PDF] PtychoShelves, a versatile high-level framework for high-performance analysis of ptychographic data

K Wakonig, HC Stadler, M Odstrčil… - Journal of applied …, 2020 - journals.iucr.org
Over the past decade, ptychography has been proven to be a robust tool for non-destructive
high-resolution quantitative electron, X-ray and optical microscopy. It allows for quantitative …

High-throughput activity screening and sorting of single catalyst particles with a droplet microreactor using dielectrophoresis

AE Nieuwelink, JC Vollenbroek, RM Tiggelaar… - Nature Catalysis, 2021 - nature.com
Solid catalysts are complex, multi-component materials with large interparticle
heterogeneities that hamper statistically relevant in-depth catalyst characterization. Here we …

Correlated X-ray ptychography and fluorescence nano-tomography on the fragmentation behavior of an individual catalyst particle during the early stages of olefin …

KW Bossers, R Valadian, S Zanoni… - Journal of the …, 2020 - ACS Publications
A combination of X-ray ptychography and X-ray fluorescence tomography (XRF) has been
used to study the fragmentation behavior of an individual Ziegler–Natta catalyst particle,∼ …

Synthesis and characterisation of hierarchically structured titanium silicalite‐1 zeolites with large intracrystalline macropores

T Weissenberger, R Leonhardt… - … A European Journal, 2019 - Wiley Online Library
The successful synthesis of hierarchically structured titanium silicalite‐1 (TS‐1) with large
intracrystalline macropores by steam‐assisted crystallisation of mesoporous silica particles …

Evolution of Hierarchically Porous Nickel Alumina Catalysts Studied by X‐Ray Ptychography

S Weber, A Diaz, M Holler, A Schropp… - Advanced …, 2022 - Wiley Online Library
The synthesis of hierarchically porous materials usually requires complex experimental
procedures, often based around extensive trial and error approaches. One common …

Fine structural changes of fluid catalytic catalysts and characterization of coke formed resulting from heavy oil devolatilization

YS Zhang, X Lu, RE Owen, G Manos, R Xu… - Applied Catalysis B …, 2020 - Elsevier
Coke formation from heavy oil cracking and the associated change in the porous structure of
fluid catalytic cracking (FCC) catalysts has been studied using a comprehensive range of …

Nickel Poisoning of a Cracking Catalyst Unravelled by Single‐Particle X‐ray Fluorescence‐Diffraction‐Absorption Tomography

M Gambino, M Veselý, M Filez, R Oord… - Angewandte Chemie …, 2020 - Wiley Online Library
Ni contamination from crude oil in the fluid catalytic cracking (FCC) process is one of the
primary sources of catalyst deactivation, thereby promoting dehydrogenation–hydrogenation …