[interface] Acronym For Standard Mechanical InterFace. This is a SEMI standard, E19-1105. An Isolation technology developed in the 1980s by group known as `micronauts` at Hewlett-Packard in Palo Alto. The system is used in semiconductor wafer fabrication and cleanroom environments. The core team was led by Ulrich Kaempf as the engineering m... Found on http://en.wikipedia.org/wiki/SMIF_(interface)