소개글
[반도체] Zchochralski Growth method에 대한 자료입니다.
목차
Process before Cz Growth
Energy flow in Czochralski system
Thermal conductivity of slicon
Heat profile in the chamber of CZ system
Maximum pull rate(Vmax)
Schematic and Photograph of Czochralski system
Czochralski crystal growth of silicon basic step
Finished Crystal Parts
본문내용
To prevent silicon from agglomerating
→ should cool the solid quickly
Rapid cooling
→ large thermal gradient in crystal
Postulate K=20W/m K
Diameter of wafer: 10-20 cm
L (latent heat of fusion) = 340 cal/g
Temperature gradient in silicon CZ (dT/dx) : 100°C/cm
참고문헌
The science and Engineering of Microelectronic Fabrication –Stephan A. Campbell – Oxford
Transport Phnomena –R.Btron Bird – Wiley
Web site
http://www.bsu.edu/web/twstackhouse/microchip/
http://en.wikipedia.org/wiki/Latent_Heat
http://home.manhattan.edu/~mohammad.naraghi/crystal/crystal.html