On Wed, 11 Apr 2007 20:55:04 -0700, John Larkin
Gave us:

This is what is being used in smart munitions now. Survives well over
15,000 Gs.

http://www.eetimes.com/news/semi/sho...leID=198800293

Some others.

http://www.elecdesign.com/Articles/I...rticleID=12295

http://www.electronicsweekly.com/Art...z+crystals.htm