CUTTING OF BRITTLE MATERIALS WITH TAILORED EDGE SHAPE AND ROUGHNESS
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United States of America Patent
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app pub date -
Jul 30, 2013
filing date -
Jul 30, 2012
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Abstract
The method of and device for cutting brittle materials with tailored edge shape and roughness are disclosed. The methods can include directing one or more tools to a portion of brittle material causing separation of the material into two or more portions, where the as-cut edge has a predetermined and controllable geometric shape and/or surface morphology. The one or more tools can comprise energy (e.g., a femtosecond laser beam or acoustic beam) delivered to the material without making a physical contact.
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