Thermally induced phase transformation in multi-phase iron oxide nanoparticles on vacuum annealing

AV Anupama, W Keune, B Sahoo - Journal of Magnetism and magnetic …, 2017 - Elsevier
The evolution of magnetic phases in multi-phase iron oxide nanoparticles, synthesized via
the transferred arc plasma induced gas phase condensation method, was investigated by X …

Size-dependent evolution of the atomic vibrational density of states and thermodynamic properties of isolated Fe nanoparticles

B Roldan Cuenya, LK Ono, JR Croy, K Paredis… - Physical Review B …, 2012 - APS
We have gained insight into the internal degree of atomic disorder in isolated size-selected
Fe nanoparticles (NPs)(∼ 2–6 nm in size) supported on SiO 2/Si (111) and Al 2 O 3 (0001) …

Characterization of Al2O3 in High-Strength Mo Alloy Sheets by High-Resolution Transmission Electron Microscopy

Y Zhou, Y Gao, S Wei, Y Hu - Microscopy and Microanalysis, 2016 - academic.oup.com
A novel type of alumina (Al2O3)-doped molybdenum (Mo) alloy sheet was prepared by a
hydrothermal method and a subsequent powder metallurgy process. Then the …

The Reactivity and Structural Dynamics of Supported Metal Nanoclusters Using Electron Microscopy, in-situ X-Ray Spectroscopy, Electronic Structure Theories, and …

RG Nuzzo, A Frenkel - 2022 - osti.gov
This research will provide new methods to determine the structures and compositions of
heterogeneous catalysts as they exist in reaction conditions. The new tools will make it …

H2-driven crystallization of supported Pt nanoparticles observed with aberration-corrected Environmental TEM

L Li, Z Zhang, J Ciston, E Stach, LL Wang… - Microscopy and …, 2011 - cambridge.org
Supported Pt nanoparticles (NPs) are widely used in heterogeneous catalysis, where activity
depends sensitively on the particle structure, including crystallinity. We have previously …