205821 ⎘
Electrodes common to discharge tubes; Photoemissive electrodes; Cathodes Composition of the emitting surface
Sub-classes:Photocathode
#2Planar field emitters and high efficiency photocathodes based on ultrananocrystalline diamond
#3Transmission type photocathode including light absorption layer and voltage applying arrangement and electron tube
#4Photocathodes with protective in-situ graphene gas barrier films and method of making the same
#5Photocathodes with protective in-situ graphene gas barrier films and method of making the same