Description  Claims  Drawing  Cited references 

EP13165356A   [0007]  [0008] 

Phase Contrast Enhancement with Phase Plates in Biological Electron Microscopy   [0002]  [0068] 
Electron Vortex Beams with High Quanta of Orbital Angular Momentum   [0040]  [0068] 
Diamond-like amorphous carbon   [0053] 
Diamond-like amorphous carbon   [0068]