Articles tagged "Bessel beam"

The 16th European Microscopy Congress 2016
Generation of nondiffracting beams: beam shaping beyond holographic reconstruction
Giulio Guzzinati (1), Armand Béché (1), Jo Verbeeck (1)
1. EMAT, University of Antwerp, Antwerpen, Belgique
The last few years have seen a rapid acceleration in the field of beam manipulation [5]. Central to this expansion is the idea that the…
The 16th European Microscopy Congress 2016
STEM phase retrieval method for thick specimen by using quasi-Bessel beam
Tadahiro Kawasaki (1, 2, 3), Takafumi Ishida (2, 3), Tetsuji Kodama (4), Takayoshi Tanji (2, 3), Takashi Ikuta (5)
1. Nanostructures research laboratory, Japan Fine Ceramics Center, Nagoya, Japon 2. Institute of materials and systems for sustainability, Nagoya University, Nagoya, Japon 3. GREEN; Global Research Center for Environment & Energy based on Nanomaterials Science, Satellite at Nagoya University, Tsukuba, Japon 4. Graduate school of science and technology, Meijo University, Nagoya, Japon 5. Faculty of engineering, Osaka Electro-communication University, Neyagawa, Japon
Segmented detectors in scanning transmission electron microscopy (STEM) have been rapidly progressed, and recently have reached to the pixel array detectors (PADs) enabling to obtain…