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Physicists have used holography to reliably do to electrons what they can already do to photons – twist the particle wavefronts to create beams with vortices at their centre. The researchers say that ...
New twist to electron beams（图）
electron beams the fundamental physical property orbital angular momentum
2010/4/15
Physicists in Japan have for the first time generated beams of electrons displaying the fundamental physical property of orbital angular momentum. Like light beams before, these electron beams have ha...