Deposition and properties of superconducting MgB₂ thin films

X. X. Xi, X. H. Zeng, A. V. Pogrebnyakov, A. Soukiassian, S. Y. Xu, Y. F. Hu, E. Wertz, Q. Li, Y. Zhong, C. O. Brubaker, Z. K. Liu, E. M. Lysczek, J. M. Redwing, J. Lettieri, D. G. Schlom, W. Tian, H. P. Sun, X. Q. Pan