Clark, L <br/><br/>
Exploiting lens aberrations to create electron-vortex beams.  [electronic resource] 

 -  Physical review letters  Aug 2013 
 - 064801 p.  digital 
<br/><br/> Publication Type: Journal Article 
<br/><br/><label>ISSN: </label>1079-7114 
<br/><br/><label>Standard No.: </label>10.1103/PhysRevLett.111.064801  doi