FIELD: electricity.
SUBSTANCE: invention is attributed to electronics, in particular to structure of dispenser soaked cathodes for microwave devices of M-type. In dispenser soaked cathode for magnetrone in the form of cylindrical kern of high-melting metal, e.g. molybdenum on the surface of which porous tungsten matrix is formed soaked with composites of rare-earth metals, mixed binary aluminates of yttrium, lanthanum and lutecium are used as soaking material.
EFFECT: extension of operating temperature range, increase in electric strength and durability of cathodes under conditions of electron bombardment.
3 cl
| Title | Year | Author | Number | 
|---|---|---|---|
| EMISSION MATERIAL BASED ON YTTRIUM AND LANTHANUM ALUMINATES FOR METAL-POROUS CATHODES OF HIGH-POWER VACUUM ELECTRONIC EQUIPMENT | 2021 | 
 | RU2759154C1 | 
| METHOD OF MODIFYING EMISSION MATERIAL OF METAL-POROUS CATHODE | 2024 | 
 | RU2830229C1 | 
| METAL CATHODE AND ITS MANUFACTURING PROCESS | 2000 | 
 | RU2172997C1 | 
| METHOD FOR PRODUCING POROUS-METAL CATHODE FOR ELECTRONIC DEVICE | 1994 | 
 | RU2066895C1 | 
| PROCESS OF MANUFACTURE OF METAL-POROUS CATHODE | 1991 | 
 | RU2012944C1 | 
| MAGNETRON HAVING TRIGGERING EMITTERS AT END SHIELDS OF CATHODE ASSEMBLIES | 2011 | 
 | RU2528982C2 | 
| METHOD OF FABRICATION OF NOT CATHODE FOR ELECTRONIC DEVICE AND COMPOSITION OF SOLDER FOR FABRICATION OF HOT CATHODE | 1994 | 
 | RU2079922C1 | 
| POROUS METAL CATHODE | 1993 | 
 | RU2066892C1 | 
| DISPENSER CATHODE AND METHOD FOR MANUFACTURE THEREOF | 2017 | 
 | RU2658646C1 | 
| TWO-LAYER DISPENSED CATHODE AND METHOD OF ITS MANUFACTURING | 2019 | 
 | RU2724980C1 | 
Authors
Dates
2008-12-27—Published
2007-10-24—Filed