Patent · US Active

Defect-free junction formation using laser melt annealing of octadecaborane self-amorphizing implants

US8067302B2 · kind B2 · utility

96Cited by
10References
6Claims
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Key dates

Filing dateSep 21, 2009
Grant dateNov 29, 2011
Priority date
Expiry dateJan 9, 2030

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/2658
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for implanting a semiconductor substrate with boron clusters. A substrate is implanted with octadecaborane by plasma immersion or ion beam implantation. The substrate surface is then melted, resolidified, and annealed to completely dissociate and activate the boron clusters.

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