Figure 5.
Alignment of the two detectors (circled) in the “rotated” configuration. Center detector remains in its original location; edge detector is rotated to approximately 45 degrees.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.