Using the entire turbine as a big power bank makes sense for odd top-ups on the move, but in a base camp setting, it's better to charge separate power banks and use those, keeping the reserve in the ...
Discover how to build a simple electric train using just a copper coil, an AA battery, and disc magnets in this step-by-step science experiment. Starting with basic materials, watch as we construct ...
Abstract: In massive multiple-input multiple-output (MIMO) systems, how to reliably acquire downlink channel state information (CSI) with low overhead is challenging. In this work, by integrating the ...