Articles tagged "Vortex beams"

The 16th European Microscopy Congress 2016
Electron beam lithography for the realization of electron beam vortices with large topological charge ( L=1000ħ)
Erfan Mafakheri (1), Amir Tavabi (2), Penghan Lu (2), Roberto Balboni (3), Federico Venturi (1), Claudia Menozzi (1), Gian Carlo Gazzadi (4), Stefano Frabboni (1), Robert Boyd (5, 6, 7), Rafal Dunin-Borkowski (2), Ebrahim Karimi (5, 6), Vincenzo Grillo (4)
1. FIM, Università di Modena e Reggio Emilia, Modena, Italie 2. Ernst Ruska-Centre for Microscopy and Spectroscopy with Electrons (ER-C) and Peter Grünberg Institute (PGI), , Forschungszentrum Jülich, Juelich, Allemagne 3. IMM, CNR, Bologna, Italie 4. NANO, CNR, Modena, Italie 5. Department of Physics, University of Ottawa, Ottawa, Canada 6. Max Plank Center for extreme and quantum Physics, University of Ottawa, Ottawa, Canada 7. Institute of Optics, University of Rochester, Rochester, Etats-Unis
Electron vortex beams (EVBs) are an appealing topic, both in fundamental science and for practical applications in electron microscopy [1, 2]. Some of the most…
The 16th European Microscopy Congress 2016
The measurement of off-plane magnetic field through electron vortex beams
Vincenzo Grillo (1), Tyler Harvey (2), Jordan Pierce (2), Federico Venturi (3), Roberto Balboni (4), Gian Carlo Gazzadi (1), Stefano Frabboni (3), Benjamin McMorran (2), Robert Boyd (5, 6, 7), Ebrahim Karimi (5, 6)
1. NANO, CNR, Modena, Italie 2. Department of Physics, University of Oregon, Eugene, Etats-Unis 3. FIM, Università di Modena e Reggio Emilia, Modena, Italie 4. IMM, CNR, Bologna, Italie 5. Department of Physics, University of Ottawa, Ottawa, Canada 6. Max Plank Center for extreme and quantum Physics, University of Ottawa, Ottawa, Canada 7. Institute of Optics, University of Rochester, Rochester, Etats-Unis
It is well known that a magnetic field produces a phase change proportional to the in plane magnetic field B [1]. Alas the out of…
The 16th European Microscopy Congress 2016
Elastic delocalization in EELS
Stefan Löffler (1, 2)
1. USTEM, TU Wien, Wien, Autriche 2. Department of Materials Science and Engineering, McMaster University, Hamilton, Canada
Inelastic delocalization – caused by the long-ranged Coulomb interaction – is a well-known phenomenon in EELS that limits the achievable spatial resolution [1]. For low-loss…