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Ronald C. Wittmann, Bradley Alpert, Michael H. Francis
We introduce a near-field, spherical-scanning algorithm for antenna measurements that relaxes the usual condition requiring data points to be on a regular
Alex Yuffa, Ronald C. Wittmann, Michael H. Francis, Josh Gordon, David R. Novotny
the unknown-thru calibration technique is being used to achieve a system level calibration at milli-meter frequencies (>50 GHz) on the robotic ranges at NIST
Josh Gordon, David R. Novotny, Ronald C. Wittmann, Michael Francis, Jeffrey R. Guerrieri, Alexandra Curtin, Miranda L. Butler, Albin Gasiewski, Lavanya Periasamy
Three-dimensional (3-D) printing is finding applications across many areas and may be a useful technology for antenna fabrication for cube satellites (CubeSats)