Results 11 to 20 of about 933,757 (339)

A Review on Mechanics and Mechanical Properties of 2D Materials - Graphene and Beyond [PDF]

open access: yes, 2016
Since the first successful synthesis of graphene just over a decade ago, a variety of two-dimensional (2D) materials (e.g., transition metal-dichalcogenides, hexagonal boron-nitride, etc.) have been discovered.
Akinwande, Deji   +19 more
core   +1 more source

A Novel approach to the description of constitutive relations

open access: yesFrontiers in Materials, 2016
Recent advances in the development of implicit constitutive relations to describe the response of both solids and fluids have greatly increased the repertoire of the modeler in his ability to describe natural phenomena more faithfully than hitherto ...
Giuseppe Saccomandi   +1 more
doaj   +1 more source

Monitoring of self-healing cementitious materials through contactless ultrasound [PDF]

open access: yesMATEC Web of Conferences, 2023
Self-healing cementitious composites provide an alternative to labour-intensive and costly manual repairs. While a cementitious blend possesses an inherent ability to repair its own damage through autogenous healing, an enhancement of the self-healing ...
Lefever Gerlinde   +4 more
doaj   +1 more source

Mechanisms and Materials for NTE [PDF]

open access: yesFrontiers in Chemistry, 2018
Negative thermal expansion (NTE) upon heating is an unusual property but is observed in many materials over varying ranges of temperature. A brief review of mechanisms for NTE and prominent materials will be presented here. Broadly there are two basic mechanisms for intrinsic NTE within a homogenous solid; structural and electronic.
openaire   +4 more sources

Experimental study and modeling on effective thermal conductivity of EPS lightweight concrete

open access: yesJournal of Thermal Science and Technology, 2016
The effect of expanded polystyrene (EPS) inclusions on thermal conductivity of lightweight concrete is studied. Various mixtures are produced by incorporating EPS aggregate at different volumes (0%, 10%, 20%, 30% and 40%) in concrete with three water ...
Yi XU   +5 more
doaj   +1 more source

Experimental study on quasi-static tensile mechanical properties of TC11 titanium alloy at room temperature

open access: yesJournal of Hebei University of Science and Technology, 2017
According to the tensile properties of typical aerospace material TC11 titanium alloy, the stress-strain relationship is studied using the quasi-static tensile test at different strain rates, and the tensile fracture morphology is analyzed with SEM.
Qiulin NIU, Ming CHEN, Weiwei MING
doaj   +1 more source

Rhodium nanoparticles anchored on 3D metal organic framework-graphene hybrid architectures for high-performance electrocatalysts toward methanol oxidation

open access: yesAdvanced Sensor and Energy Materials, 2022
The development of advanced and efficient anode catalysts to accelerate the kinetic rate of methanol oxidation plays an important role in the large-scale commercial application of the direct methanol fuel cells (DMFCs).
Hai-Yan He   +7 more
doaj   +1 more source

Synovial joint lubrication – does nature teach more effective engineering lubrication strategies? [PDF]

open access: yes, 2007
Nature shows numerous examples of systems which show energy efficiency, elegance in their design and optimum use of materials. Biomimetics is an emerging field of research in engineering and successes have been documented in the diverse fields of ...
Liskiewicz, T.   +3 more
core   +1 more source

Effects of Eutectic Modification and Grain Refinement on Microstructure and Properties of PM AlSi7 Metallic Foams

open access: yesMetals, 2019
For AlSi7 foams, microstructure modification by variation of solidification rates and addition of Sr, B and TiB2/TiAl3 was investigated and its transfer to powder metallurgical metal foaming processes demonstrated.
Dirk Lehmhus   +4 more
doaj   +1 more source

Quantifying the High-Temperature Separation Behavior of Lamellar Interfaces in γ-Titanium Aluminide Under Tensile Loading by Molecular Dynamics

open access: yesFrontiers in Materials, 2021
γ-titanium aluminide (TiAl) alloys with fully lamellar microstructure possess excellent properties for high-temperature applications. Such fully lamellar microstructure has interfaces at different length scales. The separation behavior of the lamellae at
Hariprasath Ganesan   +3 more
doaj   +1 more source

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