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. 2019 Jan 6;12(1):157. doi: 10.3390/ma12010157

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© 2019 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Cutting edge and cross section of aluminum-cooper alloy samples (2024-T3) processed by means of a CO₂ laser using a conventional cutting head working with three different supplying pressures (Processing parameters: Laser power P = 2500 W, cutting speed v_c = 4000 mm/min, focal length f = 127 mm, stand-off Z = 1.5 mm, conical nozzle, nozzle diameter d = 2 mm, assist gas: argon).