"CRITICAL CURRENT DEPENDENCE OF STACKED JOSEPHSON JUNCTIONS DC SQUID IN Bi2Sr2CaCu2O8+Δ"

Sang-Jae Kim, International Journal of Modern Physics B, 21, 2007, 3270-3273

"Superconducting nanobridge made from YBa2Cu3O7 film by using focused ion beam"

Soon-Gul Lee, Soo-Ho Oh, Chan Seok Kang, Sang-Jae Kim, Physica. C, Superconductivity, 460, 2007, 1468-1469

"Development of focused-ion-beam (FIB) machining systems for fabricating 3-D micro- and nano- structures"

Sang-Jae Kim, Koji Iwasaki, IEEE, 2007, 258-259