January, page 17—“An MIT group” (line 24) should read “A group from MIT and Brookhaven National Laboratory.” The BNL member of this combined group is Y. Y. Lee, who is correctly identified in the photograph caption on page 17; Lee's name should be added to the list of authors for reference 1, on page 20.

This content is only available via PDF.
You do not currently have access to this content.