SEKISUI verified the radio wave environment of the film with collaboration from DOCOMO Innovations, Inc. headquartered in the U.S. and confirmed that the product, having unprecedentedly high ...
THE method of studying the ionized regions of the upper atmosphere by emitting small pulses of electric waves and recording the echoes reflected from the ionosphere is now well-known and is in ...
https://siris-libraries.si.edu/ipac20/ipac.jsp?&profile=liball&source=~!silibraries&uri=full=3100001~!51767~!0#focus ...
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