4 Editorial 5 Research Tracks 6 Machine Learning 7 Process Technology 8 Metals/Polymers/Ceramics 10 Testing/Characterization 12 Emerging Technology 13 Nanotechnology 71 Editorial Preview 71 Special Advertising Section 71 Advertisers Index 72 3D PrintShop TRENDS INDUSTRY NEWS DEPARTMENTS Check out the Digital Edition online at asminternational.org/news/magazines/am-p ASM International serves materials professionals, nontechnical personnel, and managers wordwide by providing high-quality materials information, education and training, networking opportunities, and professional development resources in cost-effective and user-friendly formats. ASM is where materials users, producers, and manufacturers converge to do business. Advanced Materials & Processes (ISSN 0882-7958, USPS 762080) publishes eight issues per year: January, February/ March, April, May/June, July/August, September, October, and November/December, by ASM International, 9639 Kinsman Road, Materials Park, OH 44073-0002; tel: 440.338.5151; fax: 440.338.4634. Periodicals postage paid at Novelty, Ohio, and additional mailing offices. Vol. 179, No. 3, APRIL 2021. Copyright © 2021 by ASM International®. All rights reserved. Distributed at no charge to ASMmembers in the United States, Canada, and Mexico. International members can pay a $30 per year surcharge to receive printed issues. Subscriptions: $499. Single copies: $54. POSTMASTER: Send 3579 forms to ASM International, Materials Park, OH 44073-0002. Change of address: Request for change should include old address of the subscriber. Missing numbers due to “change of address” cannot be replaced. Claims for nondelivery must be made within 60 days of issue. Canada Post Publications Mail Agreement No. 40732105. Return undeliverable Canadian addresses to: 700 Dowd Ave., Elizabeth, NJ 07201. Printed by Publishers Press Inc., Shepherdsville, Ky. 19 ADVANCEMENTS IN NEAR NET SHAPE EXTRUSION FOR AEROSPACE APPLICATIONS Phani P. Gudipati and Michael B. Campbell The aerospace industry could benefit from recent progress in making near net shape titanium extrusions for applications beyond the long structural components of an aircraft. 23 AN EXPLORATION OF HISTORIC METALS IN SOUTH AMERICA Patricia Silvana Carrizo A study of metal artifacts from the Mendoza region of Argentina reveals the influences of native migration and European conquest. 31 iTSSe: Includes ITSC Virtual Show Preview The official newsletter of the ASM Thermal Spray Society (TSS). This timely supplement focuses on thermal spray and related surface engineering technologies along with TSS news and initiatives. 35 AEROMAT VIRTUAL SHOW PREVIEW AeroMat 2021 is pivoting to a 100% virtual conference and expo platform. FEATURES APRI L 2021 | VOL 179 | NO 3 A D V A N C E D M A T E R I A L S & P R O C E S S E S | A P R I L 2 0 2 1 3 19 45 31 23 45 SMST NewsWire The official newsletter of the International Organization on Shape Memory and Superelastic Technologies (SMST). This biannual supplement covers shape memory and superelastic technologies for biomedical, actuator applications, and emerging markets, along with SMST news and initiatives.
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