The growth striation,the resistant homogeneity,and the oxygen concentration of silicon single crystal grown by both Transverse Magnetic Czochralski(MCZ)and Czochralski growth methods(CZ)were investigated.The oxygen co...The growth striation,the resistant homogeneity,and the oxygen concentration of silicon single crystal grown by both Transverse Magnetic Czochralski(MCZ)and Czochralski growth methods(CZ)were investigated.The oxygen concentration in MCZ silicon is more uniform and controllable.It is concluded that the Magnetic Czochralski method is an effective method to improve the quality of silicon single crystal.展开更多
The applications of double-gettering technique(DGT)for silicon single crystal indicate its strong gettering effectiveness.By using E-center model,the minimum concentration of phosphorus,gettering process and the conti...The applications of double-gettering technique(DGT)for silicon single crystal indicate its strong gettering effectiveness.By using E-center model,the minimum concentration of phosphorus,gettering process and the continuous gettering ability were investigated.It was pointed out that the gettering functions of phosphorus and dislocation loops result in extremely strong gettering effectiveness of DGT.展开更多
基金Project supported by the Natural Science Foundation of China。
文摘The growth striation,the resistant homogeneity,and the oxygen concentration of silicon single crystal grown by both Transverse Magnetic Czochralski(MCZ)and Czochralski growth methods(CZ)were investigated.The oxygen concentration in MCZ silicon is more uniform and controllable.It is concluded that the Magnetic Czochralski method is an effective method to improve the quality of silicon single crystal.
基金supported by the Science Fund of Chinese Academy of Sciences。
文摘The applications of double-gettering technique(DGT)for silicon single crystal indicate its strong gettering effectiveness.By using E-center model,the minimum concentration of phosphorus,gettering process and the continuous gettering ability were investigated.It was pointed out that the gettering functions of phosphorus and dislocation loops result in extremely strong gettering effectiveness of DGT.