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.
The dispersion branches, for the antisymmetric mode, (Ω=κ as dotted line) are shown in (a) for cylinders with radii of 0.95 (solid line) and 0.99 (bold solid line). The asymptotics are shown as dashed lines. In (b), the antisymmetric eigensolution U0 is shown for r=0.95. (Online version in colour)
