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Direct Writing of Copper Lines from Copper Formate Precursors Using a Nd:Yag-Laser

Published online by Cambridge University Press:  21 February 2011

Heinrich G. MOLLER
Affiliation:
TU Berlin, Forschungsschwerpunkt Mikroperipherik, Sekr. TIP 3.1, Gustav-Meyer-Allee 25, D-1000 Berlin 65
Siegfried Schuler
Affiliation:
TU Berlin, Forschungsschwerpunkt Mikroperipherik, Sekr. TIP 3.1, Gustav-Meyer-Allee 25, D-1000 Berlin 65
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Abstract

An effective method is described for laser induced additive formation of copper conductor lines on alumina substrates. The direct writing process allows for depositions with speeds of up to 50 mm/s and a resolution of about 10 microns with reliable adhesion of the deposited patterns.

Type
Research Article
Copyright
Copyright © Materials Research Society 1990

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References

REFERENCES

1) Gross, M.E., Appelbaum, A., and Gallagher, P.K., J. Appl. Phys. 61, 1628 (1987).Google Scholar
2) Arjavalingam, G., Oprysko, M.M., and Hurst, J.E. Jr, in Laser and Particle-Beam Chemical Processing for Microelectronics, ed. by Ehrlich, D.J., Higashi, G.S., and Oprysko, M.M. (Mater. Res. Soc. Proc. 101, Pittsburgh, PA 1988) pp. 8187.Google Scholar
3) Gupta, A., Jagannathan, R., in Laser and Particle-Beam Chemical Processing for Microlectronics, ed. by Ehrlich, D.J., Higashi, G.S., and Oprysko, M.M. (Mater. Res. Soc. Proc. 101, Pittsburgh, PA 1988) pp. 94100.Google Scholar
4) Gupta, A., Jagannathan, R., Appl. Phys. Lett. 5, 2254 (1987).Google Scholar
5) Martin, R.L., Waterman, H., J. Chem. Soc. 1959, 1359.Google Scholar