Preparation of Fe3O4 Superparamagnetic Nanocrystals by Coprecipitation with Ultrasonic Enhancement and Their Characterization
王冰,张锋,邱建华,张雪洪,陈 洪,杜 毅,许 平
Acta Chimica Sinica . 2009, (11): 1211 -1216 .