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