High Pressure Records within Group

James Hamlin reaches 174 GPa in October 2007!

hamlin 174GPa

Here's what James' Lu sample (blue oval) looked like at 174 GPa
(diamond anvil has 7 degree bevel from 350 to 180 microns diameter. The dark ring in the middle marks where the
concave culet edges are nearly touching, preventing further buildup of pressure on the sample).
Lu at 174 GPa

Narelle Hillier reaches 209 GPa in March 2011!

hillier 209 GPa