In supermarkets, cashiers usually pass goods through a scanner at the checkout counter, where barcode technology is used to ...
Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. Consider it a barcode for bombers–an eye test for spy planes ...
A barcode is a square or rectangular image consisting of a series of parallel black lines and white spaces of varying widths. Barcode stores product related data like the date of manufacturing, expiry ...
Researchers at Penn State University and SurroMed, Inc., in the 5 October issue of the journal Science report on the fabrication, optical properties, and initial application of microscopic metallic ...
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