By using this technique it is shown that in electroless copper plating the copper deposition reaction is diffusion-controlled, while the formaldehyde decomposition reaction is activation-controlled.

6302.T Sumitomo Heavy Industries, Ltd.

Helios PoSi utilizes an innovative laser ablation process to expose silicon, then deposits nickel, copper, and a small amount of silver into the opening. The process could dramatically reduce the ...

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