JPS61171267U - - Google Patents

Info

Publication number

JPS61171267U

JPS61171267U JP1985053401U JP5340185U JPS61171267U JP S61171267 U JPS61171267 U JP S61171267U JP 1985053401 U JP1985053401 U JP 1985053401U JP 5340185 U JP5340185 U JP 5340185U JP S61171267 U JPS61171267 U JP S61171267U

Authority

JP

Japan

Prior art keywords

hotshell

layer structure

thermionic element

thermionic

molybdenum

Prior art date

1985-04-10

Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)

Pending

Links

• Espacenet
• Global Dossier
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• OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
• ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 claims description 2
• 229910002804 graphite Inorganic materials 0.000 claims description 2
• 239000010439 graphite Substances 0.000 claims description 2
• 229910052750 molybdenum Inorganic materials 0.000 claims description 2
• 239000011733 molybdenum Substances 0.000 claims description 2
• HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 2
• 229910010271 silicon carbide Inorganic materials 0.000 claims description 2
• WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims 1
• 229910052721 tungsten Inorganic materials 0.000 claims 1
• 239000010937 tungsten Substances 0.000 claims 1
• 229910052792 caesium Inorganic materials 0.000 description 2
• TVFDJXOCXUVLDH-UHFFFAOYSA-N caesium atom Chemical compound [Cs] TVFDJXOCXUVLDH-UHFFFAOYSA-N 0.000 description 2
• 239000000919 ceramic Substances 0.000 description 2
• 238000010586 diagram Methods 0.000 description 1
• 125000006850 spacer group Chemical group 0.000 description 1