For instance, the segregation coefficient of B in Si is
0.8 at the silicon melting point (1414°C), whereas it is around 0.2 when silicon is solidified from Si-Al melt at 1000°C. For phosphorus the segregation coefficient is 0.06 when silicon is solidified from Si-Al melt at 700°C, which is much less than 0.35 for recrystallization from liquid silicon