Development and origin of conical structures on XeCl laser ablated polyimide

Dyer, P. E.; Jenkins, S. D.; Sidhu, J.
August 1986
Applied Physics Letters;8/25/1986, Vol. 49 Issue 8, p453
Academic Journal
Stable, well-defined conical structures have been observed to develop on the surface of excimer laser etched polyimide. Deliberate seeding shows that these are induced by the shielding effect of particulate impurities and indicates means for controlling the surface microstructure.


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