Results 131 to 140 of about 325,390 (342)

Enhancing Damage Tolerance of Structures Using 3D/4D Printing Technologies

open access: yesAdvanced Materials Technologies, EarlyView.
This review highlights recent advances in damage tolerance for structural design, emphasizing safety, durability, and reliability in fields like aerospace and civil engineering. It covers innovations in materials, 3D/4D printing, predictive design methods, and nature‐inspired strategies.
Morteza Sayah Irani   +3 more
wiley   +1 more source

Retrospective Analysis of the Global Metal Production

open access: yesУчёт. Анализ. Аудит
Metallurgy is the cornerstone of the global economy. The distribution of key metal production by country reveals the global balance of productive forces.
M. N. Tolmachev
doaj   +1 more source

Lightweight and High‐Performance Ankle Braces Enabled by 3D Printed Metamaterial Liquid Crystal Polymer

open access: yesAdvanced Materials Technologies, EarlyView.
A flexible, lightweight ankle brace made from 3D‐printed liquid crystal polymer metamaterials offers targeted support without restricting movement. Programmable stiffness provides protection during risky motions. Biomechanical tests suggest performance comparable to commercial braces with reduced bulk, highlighting potential for broader orthotic ...
Cassi J. Henderson   +5 more
wiley   +1 more source

Review of the Effects of Microstructure on Fatigue in Aluminum Alloys [PDF]

open access: yes
Literature survey was conducted to determine the effects of different microstructural features and different load histories on fatigue crack initiation and propagation of aluminum alloys.
Telesman, J.
core   +1 more source

3D Printing of Highly Porous Polypropylene Separators for Lithium‐Ion Batteries Using Fused Deposition Modeling and Thermally Induced Phase Separation

open access: yesAdvanced Materials Technologies, EarlyView.
This study demonstrates the 3D printing of custom‐shaped battery separators using a polypropylene/paraffin wax composite filament. A post‐processing step creates porous structures by removing wax. The printed porous separators show promising mechanical and electrochemical performance, offering a pathway toward conformable battery designs.
Abraham Enchinton   +8 more
wiley   +1 more source

Additive Manufacturing of Negative Thermal Expansion Metamaterials Using Steels

open access: yesAdvanced Materials Technologies, EarlyView.
Architected lattices with tunable negative thermal expansion are fabricated from common steels using laser powder bed fusion metal additive manufacturing. Optimized multimaterial interfaces and geometry‐driven design produce robust, defect‐minimized structures that remain dimensionally stable up to 300 °C, enabling scalable solutions for thermal ...
Devashish Dubey   +4 more
wiley   +1 more source

The Urnfield period Dragomelj I hoard: archaeological and chemical investigations

open access: yesArheološki Vestnik
The hoard with over 86 kg of metal products unearthed in the settlement at Dragomelj is dated to Ha B1 and complements the remains of foundry activities in the nearby settlement at Podgorica.
Peter Turk, David J. Heath, Tea Zuliani
doaj   +1 more source

Materials data handbook: Aluminum alloy 5456 [PDF]

open access: yes
A summary of the materials property information for aluminum alloy 5456 is presented. The scope of the information includes physical and mechanical property data at cryogenic, ambient, and elevated temperatures.
Muraca, R. F., Whittick, J. S.
core   +1 more source

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