Results 91 to 100 of about 3,136 (301)

Coaxial Melt Electrowriting

open access: yesAdvanced Materials Technologies, EarlyView.
Coaxial melt electrowriting is established to produce dual‐property microfibers with diameters spanning 1.6–29.2 µm. Stable coaxial laminar flow is preserved under electrohydrodynamic thinning, enabling controlled binary and gradient material switching within individual continuous fibers.
Patrick C. Hall   +11 more
wiley   +1 more source

Simulation on impact response of FMLs: effect of fiber stacking sequence, thickness, and incident angle

open access: yesScience and Engineering of Composite Materials, 2018
We built a three-dimensional finite element (FE) model to investigate the impact response of fiber-metal laminates (FMLs). This FE model comprises two metal layers as facesheets and a carbon woven fabric-reinforced plastic laminate as inner core ...
Yang Bin, He Liang, Gao Yang
doaj   +1 more source

Collision‐Resilient Winged Drones Enabled by Tensegrity Structures

open access: yesAdvanced Robotics Research, EarlyView.
Based on structures of birds such as the woodpeck, this article presents the collision‐resilient aerial robot, SWIFT. SWIFT leverages tensegrity structures in the fuselage and wings which allow it to undergo large deformations in a crash, without sustaining damage. Experiments show that SWIFT can reduce impact forces by 70% over conventional structures.
Omar Aloui   +5 more
wiley   +1 more source

3D Printing of Soft Robotic Systems: Advances in Fabrication Strategies and Future Trends

open access: yesAdvanced Robotics Research, EarlyView.
Collectively, this review systematically examines 3D‐printed soft robotics, encompassing material selections, function integration, and manufacturing methodologies. Meanwhile, fabrication strategies are analyzed in order of increasing complexity, highlighting persistent challenges with proposed solutions.
Changjiang Liu   +5 more
wiley   +1 more source

Improvement and Properties of Fiber Metal Laminates Used in Aircraft Wing by Using Graphite-Polyester

open access: yesDiyala Journal of Engineering Sciences, 2019
The main objective of this study is to reduce weight and to improve the mechanical properties of aircraft wing by using Hybrid materials known as fiber metal laminates (FMLs).
Ahmed M. Kadhum   +2 more
doaj   +1 more source

Fatigue crack growth in fiber metal laminates : experiment and modeling

open access: yes, 2004
Fiber Metal Laminates (FML) is a class of materials with highly resistant fatigue behavior, developed primary for the aerospace industry. The laminates are comprised of alternating layers of high strength aluminwn sheet and fiber reinforced polymers. The
van Tooren, Michel,, Hofslagare, Per,
core  

Liquid Crystalline Elastomers in Soft Robotics: Assessing Promise and Limitations

open access: yesAdvanced Robotics Research, EarlyView.
Liquid crystalline elastomers (LCEs) are programmable soft materials that undergo large, anisotropic deformation in response to external stimuli. Their molecular alignment encodes directional actuation in a monolithic structure, making them long‐standing candidates for soft robotic systems.
Justin M. Speregen, Timothy J. White
wiley   +1 more source

Effect of temperature and stacking sequence on the impact behavior of CARALL fiber metal laminates

open access: yesMaterials Research Express
The study evaluated the influence of operational temperature on impact energy absorption behavior of carbon fiber-reinforced aluminum laminates (CARALL) with different stacking sequences.
Madhusudhan Balkundhi   +2 more
doaj   +1 more source

Fatigue characterization of fiber/metal laminates

open access: yesFatigue characterization of fiber/metal laminates
将来の高性能航空機はさらに耐損傷性材料と最適設計を必要とする。超音速機(SST)の場合、高高度操縦における致命的な急減圧の防止が胴体の構造設計上のひとつの課題である。この要求を満たすために繊維/金属ラミネートをひとつの候補材料として考えた。繊維/金属ラミネートは亀裂成長が緩やかであるという魅力的な特色を示す。繊維/金属ラミネートを使用する場合の構造設計者にとってのひとつの問題は、亀裂成長の評価が複雑すぎて一般化が困難なことである。Glareによるクーポンテスト結果から新しい簡単な方法を提案した。モノリシック厚さとその厚みを通して表面亀裂が進行することを仮定して、基礎応力強度因子(ΔK)に補正因子(βfb)を乗じた補正応力強度因子(ΔKmod)を導入した。補正因子βfbは亀裂のサイズによって定義できる。
openaire   +1 more source

Fiber Metal Laminates: The Role of the Metal Surface and Sustainability Aspects

open access: yes
Fiber Metal Laminates (FMLs), a class of hybrid materials combining the benefits of metals and composites, have emerged as promising lightweight structural materials. Consequently, research interest in FML production technologies is growing. According to
Mariateresa Caggiano   +2 more
core   +1 more source

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