Resources Contact Us Home
Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Method for making thermal electron emitter










Image Number 3 for United States Patent #8070548.

A method for making the thermal electron emitter includes following steps. Providing a carbon nanotube film including a plurality of carbon nanotubes. Treating the carbon nanotube film with a solution comprising of a solvent and compound or a precursor of a compound, wherein the compound and the compound that is the basis of the precursor of a compound has a work function that is lower than the carbon nanotubes. Twisting the treated carbon nanotube film to form a carbon nanotube twisted wire. Drying the carbon nanotube twisted wire. Activating the carbon nanotube twisted wire.








 
 
  Recently Added Patents
Beverage container lid
Method and device for reliable estimation of network traffic
Multi-function wrench for a power tool
Use of natriuretic peptide for treating heart failure
Method of measuring a displacement amount for an automobile suspension assembly
Utility knife
Image descriptor quantization
  Randomly Featured Patents
Region access authorization in a virtual environment
Vibration monitor
Footwear with pivotal and/or rotatable tongue
Water temperature control system for a clothes washing machine
Surveillance system for terrestrial navigational and airport landing systems
.beta.-hydroxy-.gamma.-ketoester flavorant-release additives
Mounting substrate and manufacturing method thereof
Medium voltage circuit breaker with capacitor bank supervisor
Quality assurance test utilizing an amino functional organosilicon optical brightener
Infrared detector