'6 7 8 9 10 

 Pressure, kgm./cm. 

 Phosphorus 



Figure 6. The pressure acceleration of the velocity of transition at zero 

 velocity as a function of pressure along the transition curve of the two modifi- 

 •cations of White Phosphorus. 



450 



E 



E 



400 



350 



0° 20° 40° 60° 

 Temperature 



Phosphorus 



Figure 7. The breadth of the band of indifference between the two modi- 

 fications of White Phosphorus as a function of temperature along the transi- 

 tion line. 



at 

 13.034 



it 



E 

 P .O32 



3 



u 

 0. 



^ » 



1000 2000 3000 



Pressure, kgm./cm.^ 



., NH SCN 

 4 



Figure 8. Ammonium Sulfocyanide. The pressure acceleration of the 

 velocity of transition at zero velocity as a function of pressure along the 

 transition line. 



65 



