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New scaffolding facility in former steel mill building brings jobs and hope to Johnstown

A new scaffolding manufacturing facility, Solid Platforms Inc., has opened in a former Bethlehem Steel Corporation building ...
IEEE

3-D-Metal-Printing Multibeam OAM-Generating Transmitarray With Dual-Layer I-Slot Grating Metasurface

Abstract: A novel 3-D-metal-printing multibeam orbital angular momentum (OAM)-generating transmitarray with dual-layer I-slot grating metasurface in the frequency range of 19 GHz to 21 GHz is ...