If anyone is wondering how we're capable of testing these under 150 GPa, read up on Diamond Anvil Cells (they're palm-sized): https://str.llnl.gov/str/pdfs/03_

If anyone is wondering how we're capable of testing these under 150 GPa, read up on Diamond Anvil Cells (they're palm-sized): https://str.llnl.gov/str/pdfs/03_96.2.pdf https://str.llnl.gov/str/pdfs/03_96.2.pdf https://en.wikipedia.org/wiki/Diamond_anvil_cell https://en.wikipedia.org/wiki/Diamond_anvil_cell