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 …

Nanoscale and ultrafast in situ techniques to probe plasmon photocatalysis

CC Carlin, AX Dai, A Al-Zubeidi… - Chemical Physics …, 2023 - pubs.aip.org
Plasmonic photocatalysis uses the light-induced resonant oscillation of free electrons in a
metal nanoparticle to concentrate optical energy for driving chemical reactions. By altering …

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,∼ …

Imaging Cu2O nanocube hollowing in solution by quantitative in situ X-ray ptychography

L Grote, M Seyrich, R Döhrmann… - Nature …, 2022 - nature.com
Understanding morphological changes of nanoparticles in solution is essential to tailor the
functionality of devices used in energy generation and storage. However, we lack …

Correlative Multiscale 3D Imaging of a Hierarchical Nanoporous Gold Catalyst by Electron, Ion and X‐ray Nanotomography

Y Fam, TL Sheppard, A Diaz, T Scherer… - …, 2018 - Wiley Online Library
Tomographic imaging of catalysts allows non‐invasive investigation of structural features
and chemical properties by combining large fields of view, high spatial resolution, and the …

An efficient ptychography reconstruction strategy through fine-tuning of large pre-trained deep learning model

X Pan, S Wang, Z Zhou, L Zhou, P Liu, C Li, W Wang… - Iscience, 2023 - cell.com
With pre-trained large models and their associated fine-tuning paradigms being constantly
applied in deep learning, the performance of large models achieves a dramatic boost …

Mapping the pore architecture of structured catalyst monoliths from nanometer to centimeter scale with electron and X-ray tomographies

J Becher, TL Sheppard, Y Fam, S Baier… - The Journal of …, 2019 - ACS Publications
The hierarchical pore systems of Pt/Al2O3 exhaust gas aftertreatment catalysts were
analyzed with a collection of correlative imaging techniques to monitor changes induced by …

[PDF][PDF] A versatile nanoreactor for complementary in situ X-ray and electron microscopy studies in catalysis and materials science

Y Fam, TL Sheppard, J Becher… - Journal of …, 2019 - journals.iucr.org
Two in situnanoreactors' for high-resolution imaging of catalysts have been designed and
applied at the hard X-ray nanoprobe endstation at beamline P06 of the PETRA III …

[PDF][PDF] A cell design for correlative hard X-ray nanoprobe and electron microscopy studies of catalysts under in situ conditions

JE Parker, M Gomez-Gonzalez… - Journal of …, 2022 - journals.iucr.org
To improve the understanding of catalysts, and ultimately the ability to design better
materials, it is crucial to study them during their catalytic active states. Using in situ or …

[HTML][HTML] FIB-SEM tomography in catalysis and electrochemistry

T Rodenas, G Prieto - Catalysis Today, 2022 - Elsevier
Tomographic imaging methods have been incorporated, mostly from other scientific
disciplines, into catalysis research. They are invaluable tools for the structural diagnostics of …