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公开(公告)号：US20250095944A1
公开(公告)日：2025-03-20
申请号：US18884943
申请日：2024-09-13
Inventor： In Yong Park , Takashi Ogawa , Ha Rim Lee , Junhyeok Hwang
Abstract: Provided is an electron gun using a virtual source method that may have a high angular current density, a narrow energy distribution, and stable electron emission characteristics by forming a virtual source inside a thermal electron source (LaB6, CeB6)-based emitter emitting an electron beam.
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