The technology aims at authenticating artwork, such as a painting by analyzing the elemental composition of the pigments. Lasers are used to analyze the pigments on the substrate via the vaporization of a small amount of the pigment (i.e. nano grams) by a laser pulse. The dense and exploding vapor.....
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This new technology is very important for manufacturing industries such as thin film, electronic and optical devices, and solar panels. The present patent application is directed to a method and an apparatus for measuring the amount of material removed from a target in pulsed laser ablation.
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It introduces new technology to convert color image into grayscale image with high contrast for publishing, printing or medical imaging. In the conventional method, only luminance is used for the conversion of color images to grayscale images. Visual contrasts that are visible in color images become.....
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