Articles tagged "electron vortex beams"

The 16th European Microscopy Congress 2016
Spin polarisation with electron Bessel beams?
Peter Schattschneider (1, 2), Vincenzo Grillo (3), Thomas Schachinger (2, 1), Stefan Löffler (4, 1)
1. USTEM, TU Wien, Vienna, Autriche 2. Institue of Solid State Physics, TU Wien, Vienna, Autriche 3. Centro S3, CNR-Istituto Nanoscienze, Modena, Italie 4. Department of Materials Science and Engineering, McMaster University, Hamilton, Canada
Despite the statement of Bohr and Pauli that Stern-Gerlach based spin separation for electrons cannot work [1], it has been argued that spin separation or…
The 16th European Microscopy Congress 2016
Electron diffractive imaging using fork-shaped grating masks
Saitoh Koh (1), Nambu Hiroki (2), Uchida Masaya (3)
1. Institute of Materials and Systems for Sustainability, Nagoya University, Nagoya, Japon 2. Department of Crystalline Materials Science, Nagoya University, Nagoya, Japon 3. Advanced Science Research Laboratory, Saitama Institute of Technology, Fukaya, Japon
An electron vortex beam is propagating electron which carries an orbital angular momentum (OAM) [1]. Because an electron has an electric charge and a mass,…
The 16th European Microscopy Congress 2016
Diffraction holography for the phase retrieval of vortex beams
Federico Venturi (1, 2), Vincenzo Grillo (2, 3), Ebrahim Karimi (4), Roberto Balboni (5), Gian Carlo Gazzadi (2), Marco Campanini (3), Stefano Frabboni (1, 2), Robert W Boyd (4, 6)
1. FIM Department - TEM Group, University of Modena and Reggio Emilia, Modena, Italie 2. Nano S3, CNR - National Research Council, Modena, Italie 3. IMEM, CNR - National Research Council, Parma, Italie 4. Department of Physics, University of Ottawa, Ottawa, Canada 5. IMM, CNR - National Research Council, Bologna, Italie 6. Institute of Optics, University of Rochester, Rochester, Etats-Unis
The problem of phase retrieval in electron microscopy is generally related to the characterization of electric and magnetic fields in materials, to the retrieval of…
The 16th European Microscopy Congress 2016
Ten years of EMCD: what has been achieved
Peter Schattschneider (1, 2), Thomas Schachinger (2, 1), Stefan Löffler (3, 1)
1. USTEM, TU Wien, Vienna, Autriche 2. Institue of Solid State Physics, TU Wien, Vienna, Autriche 3. Department of Materials Science and Engineering, McMaster University, Hamilton, Canada
Energy loss magnetic chiral dichroism (EMCD), established in 2006 [1] celebrates its 10th anniversary. EMCD is the TEM equivalent of the X-ray magnetic circular dichroism…