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August 1997

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Subject:
Re: BGA Solder Ball Merge
From:
"Dr. Nimal Liyanage" <[log in to unmask]>
Reply To:
TechNet Mail Forum.
Date:
Fri, 29 Aug 1997 15:50:31 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (6 lines) 
 I believe it is a surface tension phenomenon. Spheres have the lowest
surface tension and therefore, when  two spheres come in contact the
interfacial tension between them causes them to merge resulting in a larger
sphere with a lower surface tension.

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