Demonstration of a Lossless Electron Beam Monochromator in an Ultrafast TEM Using Near-field THz Radiation

Michael Yannai,Yuval Adiv,Raphael Dahan,Alexey Gorlach,Nicholas Rivera,Kangpeng Wang,Ido Kaminer

Conference on Lasers and Electro-Optics（2022）

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摘要

We realize a lossless electron beam monochromator in an ultrafast transmission electron microscope. The monochromator uses a single-cycle in-situ THz emitter, reducing the electron energy spread by a factor of 2.8 without losing electrons.

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关键词

ultrafast transmission electron microscope,electron energy,lossless electron beam monochromator,ultrafast TEM

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