- 72 - 10 Elcto U 3+ U 4+ U 5+ U 6+ FH Cl) C) 0 E-l z w 7 P4 U -+ 01 rZ -0l0 o.~~ 1 _L ,__10 0 40,000 80,000 120,000 Temperature, 'K Figure 8. Uranium plasma composition at pressure of 100 atmospheres.