A changeable weather pattern will bring rounds of rain and temperature swings to the Northeast for the final days of April and the first few of May. A series of storms and cold fronts making for the ...

Dynamic measurement of time-varying OAM field pattern generated by space-time-coding digital metasurface. (a) Experimental scenario of dynamic electric field pattern measurement of the generated ...

Dynamic systems pays attention to patterns of change over time. Source: Drawing by A. Danvers “Personal histories are processes of change in time, and the change itself is one of the things ...