Grain boundaries on mcSi are visible in the PEEM-image.
Precipitates of K and Ca are identified from the K and Ca 2p absorption edges on sample section 1 (see inset)
Reference:
P. Hoffmann1 , D. Schmeißer 1 , D. R. Batchelor1 , M. Kittler2 , R. Follath 3 , W. Braun 3
1 BTU Cottbus; Angewandte Physik/ Sensorik
2 IHP (Institut für Halbleiterphysik); Frankfurt (Oder)
3 BESSY GmbH; Berlin