The quest for a real life tractor beam continues, with a 2-micrometer-thick silicon light bender. The silicon metasurface changes a solid beam into a triple spiral one that can pick up particles.
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How To Splice Beams Properly
A beam splice involves joining two separate beam sections to create a longer, continuous structural member. This connection—made using bolts, welds, or specialized plates—is commonly used in wood, ...
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