Legend
Red: Ti L at 456 eV; green: Sr L at 1940 eV; yellow: La M at 832 eV; blue: Mn L at 640 eV
Methods
Probe-corrected Jeol ARM 200 TEM/STEM microscope; S-FEG emission gun; Enfinium™ ER system; voltage: 200 kV; STEM mode; EELS low core-loss spectrum (280 – 2280 eV): 4 ms