In Situ and Emerging Transmission Electron Microscopy for Catalysis Research

HY Chao, K Venkatraman, S Moniri, Y Jiang… - Chemical …, 2023 - ACS Publications
Catalysts are the primary facilitator in many dynamic processes. Therefore, a thorough
understanding of these processes has vast implications for a myriad of energy systems. The …

Dynamic evolution of metal nanoclusters revealed by in-situ electron microscopy

L Zhang, L Zhang, B Yu, R Wang… - Journal of Physics D …, 2023 - iopscience.iop.org
Nanoclusters involve finite metal atoms are of great importance in chemical synthesis and
catalysis due to their unique structure-dependent properties. Knowing how nanoclusters …

Kinetic and Thermodynamic Factors Influencing Palladium Nanoparticle Redispersion into Mononuclear Pd (II) Cations in Zeolite Supports

TM Lardinois, K Mandal, V Yadav… - The Journal of …, 2022 - ACS Publications
Palladium cations and nanoparticles supported on oxides and zeolites are used as catalysts
and adsorbents for a wide range of chemical reactions of practical importance, with various …

Surface rearrangement and sublimation kinetics of supported gold nanoparticle catalysts

JP Horwath, C Lehman-Chong, A Vojvodic, EA Stach - ACS nano, 2023 - ACS Publications
Heterogeneous catalysts consisting of supported metallic nanoparticles typically derive
exceptional catalytic activity from their large proportion of undercoordinated surface sites …

Plateau–Rayleigh instability with a grain boundary twist

O Hussein, D Keith Coffman, K Hattar, E Lang… - Applied Physics …, 2022 - pubs.aip.org
We demonstrate using theoretical, computational, and experimental studies a morphological
instability, in which a polycrystalline nanorod breaks up at grain boundaries (GBs) into an …

High Pressure Transmission Electron Microscopy (TEM)

AC Foucher, EA Stach - Springer Handbook of Advanced Catalyst …, 2023 - Springer
Transmission electron microscopy uses an electron beam to reveal the structural information
of a sample. To this end, the instrument needs to be in a vacuum to prevent electrons from …

Advancements in in-situ transmission electron microscopy for comprehensive analysis of heterogeneous catalysis: insights into the nanoscale dynamic processes

A Sial, T Gao, Q Dong, X Li, H Ren, X Liang, Y Cui… - Science China …, 2024 - Springer
The advances in transmission electron microscopy (TEM) have greatly improved the
characterization of heterogeneous catalysts, offering valuable insights into their operational …

Machine Learning Enhanced Image Segmentation for High-Fidelity STEM Data Analysis

X Lu, K He - 2023 - academic.oup.com
Transmission electron microscopy (TEM) is an indispensable approach for the
characterization of materials structures, chemistry, and functionality. The rapid advancement …

Quantitative gas-phase transmission electron microscopy: Where are we now and what comes next?

JR **schek, S Helveg, LF Allard, JA Dionne, Y Zhu… - MRS Bulletin, 2024 - Springer
Based on historical developments and the current state of the art in gas-phase transmission
electron microscopy (GP-TEM), we provide a perspective covering exciting new …

Surface Rearrangement and Evaporation Kinetics of Supported Gold Nanoparticle Catalysts

JP Horwath, C Lehman-Chong, A Vojvodic… - arxiv preprint arxiv …, 2022 - arxiv.org
Heterogeneous catalysts consisting of supported metallic nanoparticles typically derive
exceptional catalytic activity from their large proportion of under-coordinated surface sites …