Table 3: Variation of bulk modulus with pressure.

(GPa) bundle individual

147.853234.487
1.553.183236.725
258.459238.952
2.563.685241.166
368.866243.394
3.574.007245.611
479.109247.817
4.584.176250.012
589.209252.221
5.594.212254.394
6.099.186256.583
6.5104.132258.761
7109.053260.955
7.5113.948263.112
8118.820265.287