4 Editorial 5 Research Tracks 10 Machine Learning 6 Metals/Polymers/Ceramics 8 Testing/Characterization 11 Process Technology 12 Emerging Technology 13 Energy Trends 55 Editorial Preview 55 Special Advertising Section 55 Advertisers Index 56 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 worldwide 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 six issues per year: January, March, May, July, September, and November, 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. 184, No. 3, MAY 2026. Copyright © 2026 by ASM International®. All rights reserved. Distributed at no charge to ASM members 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. Printed by Kodi Collective, Lebanon Junction, Ky. FEATURES MAY 2026 | VOL 184 | NO 3 ADVANCED MATERIALS & PROCESSES | MAY 2026 3 20 34 36 23 20 TECHNICAL SPOTLIGHT SHAPING THE FUTURE OF SUSTAINABLE AVIATION THROUGH ADDITIVE MANUFACTURING AND COLLABORATION As aerospace races toward net-zero emissions, additive manufacturing has enabled the design of intricate, lightweight heat exchangers that address thermal management challenges of next-generation propulsion systems. 23 TECHNICAL SPOTLIGHT PUSHING THE LIMITS: CUTTING-EDGE AIRCRAFT MATERIALS DEMAND NEW APPROACHES TO NDT INSPECTION Phased array ultrasonic testing (PAUT) is advancing and expanding to support both manufacturing and maintenance environments. 34 STEEL REBARS MEET STRENGTH AND DURABILITY DEMANDS Christian Paglia A special treatment used in steel rebar production addresses the need for improved mechanical properties and corrosion protection. 36 AEROMAT 2026 SHOWCASE 38 ITSC 2026 HIGHLIGHTS 39 HEAT TREAT MEXICO 2026 HIGHLIGHTS
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