High Pressure Study of Structural and Electronic Properties of PbSe

Table 2

Transition pressure (in GPa) for PbSe.

Transition	Present		Experimental	Other calculations
	GGA	LDA
B1 → B27	6.24	7.97	4.5 [9], 4.5 [8]	7.45 [10], 10.0 [11]
B27 → B2	16.39	18.25	16.0 [9], 16.0 [8]	18.76 [10], 20.0 [11]