Paolo Longo, Ph.D., Gatan, Inc.
Fast DualEELS analysis of the distribution of Pd particles and their chemistry in zeolite
The EELS analysis shows how Pd particles chemically interact with support.
FEI F20 TEM/STEM microscope
S-FEG emission gun
GIF Quantum® ER system
voltage: 200 kV
data taken in STEM mode
EELS core-loss spectrum (50–550 eV)
exposure time: 3 ms