公开(公告)号：US10766784B2

公开(公告)日：2020-09-08

申请号：US16232033

申请日：2018-12-25

申请人： Wuhan University

发明人： Shengwen Tang ,  Wenzhi Yu ,  Wei Zhou ,  Yang Li ,  Hubao A

IPC分类号： C01F17/00 ,  C01F7/16 ,  C30B13/34 ,  C30B15/36 ,  C30B29/20

摘要： A method of preparation of semiconductor material. The method includes: adding an organic substance containing a benzene ring and dodecacalcium hepta-aluminate (12CaO.7Al2O3 or C12A7) to a test tube, and sealing the test tube; heating the test tube to a temperature of 200-300° C., and holding the temperature for 1 to 3 hours; and continuously heating the test tube to a temperature of 900-1300° C., and holding the temperature for 10-120 hours.