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Superior Damage Tolerance of Fish Skins. [PDF]

open access: yesMaterials (Basel), 2023
Skin is the largest organ of many animals. Its protective function against hostile environments and predatorial attack makes high mechanical strength a vital characteristic. Here, we measured the mechanical properties of bass fish skins and found that fish skins are highly ductile with a rupture strain of up to 30–40% and a rupture strength of 10–15 ...
Zhang E, Tung CH, Feng L, Zhou YR.
europepmc   +5 more sources

Perspectives Toward Damage‐Tolerant Nanostructure Ceramics

open access: yesAdvanced Science
Advanced ceramic materials and devices call for better reliability and damage tolerance. In addition to their strong bonding nature, there are examples demonstrating superior mechanical properties of nanostructure ceramics, such as damage‐tolerant ...
Meicen Fan   +4 more
doaj   +3 more sources

Probabilistic Risk Assessment for Life Extension of Turbine Engine Rotors

open access: yesMetals, 2022
Maintaining the component service life beyond its historical limits requires the ability to accurately quantify component reliability and address the uncertainties in material responses.
Jace A. Carter, Tarun Goswami
doaj   +1 more source

Development of bioinspired damage-tolerant calcium phosphate bulk materials

open access: yesScience and Technology of Advanced Materials, 2023
Improving the damage tolerance and reliability of ceramic artificial bone materials, such as sintered bodies of hydroxyapatite (HAp), that remain in vivo for long periods of time is of utmost importance.
Karen Kuroyama   +15 more
doaj   +1 more source

A new methodology to predict damage tolerance based on compliance via global-local analysis

open access: yesFracture and Structural Integrity, 2021
Over the years several design philosophies to address fatigue have been developed trying to combine structural safety and economy with aircraft manufacturing and operating processes.
Gilberto Gomes   +3 more
doaj   +1 more source

Damage Tolerance of a Stiffened Composite Panel with an Access Cutout under Fatigue Loading and Validation Using FEM Analysis and Digital Image Correlation

open access: yesFibers, 2022
Aircraft structures must be capable of performing their function throughout their design life while meeting safety objectives. Such structures may contain defects and/or damages that can occur for several reasons.
Pavan Hiremath   +4 more
doaj   +1 more source

A Comparison of the Damage Tolerance of AA7075-T6, AA2024-T3, and Boeing Space, Intelligence, and Weapons Systems AM-Built LPBF Scalmalloy

open access: yesAerospace, 2023
This paper first presents the results of an experimental study into the damage tolerance of AA7075-T6, which is widely used in both fixed- and rotary-wing aircraft, space structures, and laser bed powder fusion (LBPF) Scalmalloy specimens built by Boeing
Rhys Jones   +5 more
doaj   +1 more source

COVID-19: Integrating the Complexity of Systemic and Pulmonary Immunopathology to Identify Biomarkers for Different Outcomes

open access: yesFrontiers in Immunology, 2021
In the last few months, the coronavirus disease 2019 (COVID-19) pandemic has affected millions of people worldwide and has provoked an exceptional effort from the scientific community to understand the disease.
Thais Fernanda de Campos Fraga-Silva   +12 more
doaj   +1 more source

Structural Optimisation for Damage Tolerance [PDF]

open access: yesVIII Conference on Mechanical Response of Composites, 2021
Methodology for robust design of skin-stiffener runout structures through structural optimisation while accounting for tolerance of kissing bond ...
Rui Costa, Silvestre Pinho
openaire   +1 more source

Damage tolerance of lamellar bone [PDF]

open access: yesBone, 2020
Lamellar bone is known to be the most typical structure of cortical bone in large mammals including humans. This type of tissue provides a good combination of strength and fracture toughness. As has been shown by John D Currey and other researchers, large deformations are associated with the appearance of microdamage that optically whitens the tissue ...
Hajar Razi   +4 more
openaire   +3 more sources

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