Patent · US Expired

Carbon tips with expanded bases grown with simultaneous application of carbon source and etchant gases

US6649431B2 · kind B2 · utility

14Cited by
14References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateFeb 27, 2001
Grant dateNov 18, 2003
Priority date
Expiry dateJul 31, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S977/939
  • WIPO fieldElectrical machinery, apparatus, energy
  • WIPO sectorElectrical engineering

Abstract

Systems and methods are described for carbon tips with expanded bases. A method includes producing an expanded based carbon containing tip including: fabricating a carbon containing expanded base on a substrate; and then fabricating a carbon containing fiber on the expanded base. An apparatus includes a carbon containing expanded base coupled to a substrate; and a carbon containing fiber coupled to said carbon containing expanded base.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.