Description  Claims  Drawing  Cited references 

FR1260208   [0001] 
FR1260209   [0001] 
FR1260232   [0001] 
US61726246B   [0001] 
US7829443B   [0005]  [0007] 
US20120001303A1   [0009] 

Appl. Phys. Lett.   [0007]