Patent · US Expired

Method for improving crystalline thin films with a contoured beam pulsed laser

US6176922A · kind A · utility

54Cited by
11References
19Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 6, 1999
Grant dateJan 23, 2001
Priority date
Expiry dateOct 6, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S117/904
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

A method is presented for crystallizing a thin film on a substrate by generating a beam of pulsed optical energy, countouring the intensity profile of the beam, and illuminating the thin film with the beam to crystallize the thin film into a single crystal lattice structure.

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