Ask the Experts Member


Yun Zhang

R&D Director
Cookson Electronics, Enthone

Ms. Zhang has a PhD in chemistry/electrochemistry. Experiences include AT&T/Lucent Bell Labs, Technic, Cookson Electronics/Enthone. Areas of expertise include: electroplating; Sn whiskers, wafer bumping, Cu post/pillar, Cu redistribution lines and Sn and SnAg bumps.

Yun Zhang has submitted responses to the following questions.
Tin Whiskers
Vacuum would help but will not prevent it. The only way to prevent whisker growth under any condition is to ...
Coating to stop tin whisker growth?
There is no conformal coating known to stop tin whisker growth. ...
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