Paolo Longo, Ph.D., Gatan, Inc.
Sample courtesy of Dr. Giuseppe Nicotra at IMM-CNR, Catania, Italy
Microscope courtesy of IMM-CNR, Catania, Italy
Fast atomic DualEELS analysis at 60 kV of graphene layers after graphitization process of SiC
Methods
Probe-corrected ARM 200F TEM/STEM microscope; C-FEG emission gun; GIF Quantum® ER system; voltage: 60 kV; STEM mode; EELS low-loss spectrum (0 – 500 eV) exposure time: 0.01 ms; EELS core-loss spectrum (70 – 570 eV) exposure time: 10 ms; total exposure time: <2 min