Sensor systems using a distributed aperture with separately calibrated sub-arrays or elements with different angle-dependent complex response require either elaborate calibration or operation with a ...

For synthetic aperture radar there is an increasing demand of tracking system for high power antenna. This article presents the design of waveguide fed slot array antenna with Bayliss difference and ...

Northwood Space has completed initial testing of the second generation of its phased array antenna technology, which can ...

Historical Perspective Published: May 1999 A unifying concept: the history of cell theory Paolo Mazzarello Nature Cell Biology 1, E13–E15 (1999) Cite this article ...