A new beam pattern devised by University of Rochester researchers could bring unprecedented sharpness to ultrasound and radar images, burn precise holes in manufactured materials at a nano scale—even ...
This paper describes a theoretical estimation of the geometry of negative epoxy-resist microneedles prepared via inclined/rotated ultraviolet (UV) lithography based on spatially controlled UV exposure ...
A CARBIDE which has a needle-like appearance on a polished and etched cross-section is a common occurrence in hot-rolled 3.25 per cent silicon iron. It is metastable with respect to cementite and can ...
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