AUTOTHERMAL ELECTRONIC CATHODE Russian patent published in 2004 - IPC

Abstract RU 2225654 C2

FIELD: electrical engineering. SUBSTANCE: cathode that can be used in optoelectronic systems to take off emission current during more than 1000 h is made in the form of iridium point carrying intermediate constituent Ir₂La. disposed thereon in the form of ring. EFFECT: enlarged emission current taken off by cathode. 1 cl, 1 dwg

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RU 2 225 654 C2

Authors

Polivnikova O.V.

Dates

2004-03-10—Published

2002-02-28—Filed