The deposition of Si and Ge on single-crystal 2212 BiCaSrCuO was studied with synchrotron-radiation photoemission. Contrary to previous results on polycrystalline substrates, clear evidence was found for substitutional reactions involving Bi.
Paul Joseph Dyson, Gabor Laurenczy, Zhaofu Fei, Antoine Philippe Van Muyden, Lu Chen, Ning Yan, Xinjiang Cui
Christophe Ballif, Björn Niesen, Michael Elias Stückelberger, Jérémie Werner, Yun Luo, Xueying Li