[K-4-2] Room-Temperature Cu Microjoining Using Ultrasonic Bonding of Cone Shaped Bump L. J. Qiu1, T. Asano1, K. Noda2, S. Nakai2 (1.Kyushu Univ., 2.Adwelds Co.,Ltd , Japan) https://doi.org/10.7567/SSDM.2012.K-4-2