1. [12] We would like to thank Carney S. L. , Estes T. C. , and J. T. Luck for technical assistance. This research was sponsored by the Division of Materials Sciences, U.S. Department of Energy, under contract DE-AC05-84OR21400 with Martin Marietta Energy Systems, Inc.
2. Defects associated with the accommodation of misfit between crystals
3. [7] Jesson D. E. , Pennycook S. J. , Baribeau J.–M. , and Houghton D. C. (submitted to Physical Review Letters).