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US 2023/0298846 A1Published application
Emitter and device provided with same
AssigneeDenka Company Limited
InventorsDaisuke ISHIKAWA, Hiromitsu CHATANI
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Abstract
An emitter according to the present disclosure includes: first and second heaters generating heat by energization; an electron source comprising a first material emitting an electron by being heated by the first and second heaters; and an intermediate member interposed between the electron source, and the first and second heaters, the intermediate member comprising a second material lower in thermal conductivity than the first material.
Claims8
An emitter comprising:
- first and second heaters generating heat by energization;
- an electron source comprising a first material emitting an electron by being heated by the first and second heaters;
- and
- an intermediate member interposed between the electron source, and the first and second heaters, the intermediate member comprising a second material lower in thermal conductivity than the first material.
1 more element
Dependencies are inferred from the claim text.