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Carbide formation in alloy 718 during electron-beam solid freeform fabrication
In electron-beam solid freeform fabrication (EBSFF), material in wire form is fed into a melt pool maintained on the surface of the part by the electron beam, and controlled rapid movement of theExpand
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Electron Beam Solid Freeform Fabrication of Metal Parts
A novel method for near-net-shape fabrication of large, complex metal parts without the need for specific tooling is described. Parts are built up in a layer-by-Iayer fashion by feeding raw materialExpand
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Systems Engineering at the SSCL, A Case Study
Systems Engineering (SE) as “defined” by DoD and NCOSE is compared to SE as “redefined” by the SSCL. How and why they differ are discussed. How a practical and pragmatic Systems Engineering programExpand
A Passive Electrodeless Method for Determining the Interior Field of Biological Materials
A passive remote-sensing method is proposed for the measurement of the electric-field distribution within a biological sample. The instrument analyzes the intermodulation spectrum reradiated by aExpand
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Use of plastic for contemporary meter risers
Perfection Corp. reviews the six different types of meter risers designed for use with plastic services in residential applications. Each type of riser was developed to meet the various codes orExpand