@inproceedings{CTT100634612, author = {Tetsu Fukano and Takashi Ito and Tokushige Hisatsugu and Hajime Ishikawa}, title = {Ultra Sharp Trench Capacitors Formed by Peripheral Etching}, booktitle = {Ext. Abst. of 16th (1984 International Conf. on SSDM}, year = 1984, }