Unveiling the orbital angular momentum and acceleration of electron beams

Roy Shiloh, Yuval Tsur, Roei Remez, Yossi Lereah, Boris A. Malomed, Vladlen Shvedov, Cyril Hnatovsky, Wieslaw Krolikowski, Ady Arie

Research output: Contribution to journalArticlepeer-review

42 Scopus citations

Abstract

New forms of electron beams have been intensively investigated recently, including vortex beams carrying orbital angular momentum, as well as Airy beams propagating along a parabolic trajectory. Their traits may be harnessed for applications in materials science, electron microscopy, and interferometry, and so it is important to measure their properties with ease. Here, we show how one may immediately quantify these beams' parameters without need for additional fabrication or nonstandard microscopic tools. Our experimental results are backed by numerical simulations and analytic derivation.

Original languageEnglish
Article number096102
JournalPhysical Review Letters
Volume114
Issue number9
DOIs
StatePublished - 4 Mar 2015
Externally publishedYes

Bibliographical note

Publisher Copyright:
© 2015 American Physical Society.

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