https://www.scirp.org/journal/paperinformation?paperid=56678
Discover the challenges of phase and group propagation in metamaterial-based microwave components. Explore a novel metamaterial ring hybrid design with a large...
propagation timenumericalinvestigationphasegroup
https://vhf.dxview.org/
An interactive map that shows real time, worldwide VHF activity highlighting enhaned propagation typical to tropospheric ducting.
real timevhfpropagation
https://www.nokia.com/bell-labs/publications-and-media/publications/a-space-time-split-step-algorithm-for-pulse-propagation-in-refracting-media/
A simple, time-domain split-step algorithm for pulse propagation in a refracting medium is derived from the time-dependent wave equation (TDWE). The derivation...
a spacetimesplitstepalgorithm
https://dnsrobot.net/
Free DNS checker tool for real-time DNS propagation testing. Check DNS records worldwide, monitor DNS changes, and verify global DNS propagation with DNS...
real timednscheckerpropagationtool