Vehicle rim plasma display assembly, apparatus and insert
Vehicle rim plasma display assembly, apparatus and insert
FIELD EMISSION CATHODE ELECTRON SOURCE FOR OUTER SPACE
Hall-effect motor in which the temperature of the cathode-heating device is controlled
LED calibration standard having fast stabilization and lasting stability
Passive and active diamond-based electron emitters and ionizers
PASSIVE AND ACTIVE DIAMOND-BASED ELECTRON EMITTERS AND IONIZERS
Electrospray devices and methods for fabricating electrospray devices
ELECTROSPRAY DEVICES AND METHODS FOR FABRICATING ELECTROSPRAY DEVICES
High efficiency hollow cathode and cathode system applying same