Results 61 to 70 of about 60,231 (298)

Direct Mechanical Measurement of the Tensile Strength and Elastic Modulus of Multiwalled Carbon Nanotubes [PDF]

open access: yesMicroscopy and Microanalysis, 2002
Extended abstract of a paper presented at Microscopy and Microanalysis 2006 in Chicago, Illinois, USA, July 30 – August 3 ...
B.G Demczyk   +6 more
openaire   +1 more source

Solid‐State Diffusion and Intermetallic Phase Formation in Roll‐Bonded Mg–Zn Composites With Kirigami‐Patterned Inlay

open access: yesAdvanced Engineering Materials, EarlyView.
Mg–Zn composites with a thickness of 0.21 mm were fabricated using roll bonding of a kirigami‐patterned Mg alloy inlay within a Zn matrix. Thermal activation following this process led to the formation of tailored intermetallic structures, which provided the composite with enhanced flexural strength.
Yaroslav Frolov   +4 more
wiley   +1 more source

Additive Manufacturing of Continuous Fibre Reinforced Composites: Process, Characterisation, Modelling, and Sustainability

open access: yesAdvanced Engineering Materials, EarlyView.
Additive manufacturing provides precise control over the placement of continuous fibres within polymer matrices, enabling customised mechanical performance in composite components. This article explores processing strategies, mechanical testing, and modelling approaches for additive manufactured continuous fibre‐reinforced composites.
Cherian Thomas, Amir Hosein Sakhaei
wiley   +1 more source

Phase Field Failure Modeling: Brittle‐Ductile Dual‐Phase Microstructures under Compressive Loading

open access: yesAdvanced Engineering Materials, EarlyView.
The approach by Amor and the approach by Miehe and Zhang for asymmetric damage behavior in the phase field method for fracture are compared regarding their fitness for microcrack‐based failure modeling. The comparison is performed for the case of a dual‐phase microstructure with a brittle and a ductile constituent.
Jakob Huber, Jan Torgersen, Ewald Werner
wiley   +1 more source

Direct Tensile Strength of Steel Fiber Reinforced Concrete by Using Clamping Grips [PDF]

open access: yes, 1985
This report presents the tensile strength behavior of steel fiber reinforced concrete (SFRC). In this experimental work, direct tensile test by using clamping grips is carried out for the prismatic mortar and concrete specimens reinforced with steel ...
NAKAYA, Mitsuo, ISHIGURO, Satoru
core   +2 more sources

Micromechanics-based evaluation of strain rate effect on direct tensile failure in brittle rocks during dynamic geohazards

open access: yesGeohazard Mechanics
Brittle rocks exhibit significantly lower dynamic direct tensile strength compared to their compressive strength, and the tensile strength is relatively difficult to be quantitatively measured through experiments.
Xiaozhao Li   +3 more
doaj   +1 more source

Characterisation of the z-directional tensile strength of composite hydroentangled nonwovens

open access: yesPolymer Testing, 2012
Abstract Composite nonwovens are fabrics consisting of two or more layers that are combined by cohesion, fusion or adhesion. The z -directional tensile strength (ZTS) of such fabrics is important in various applications, including wound dressings, absorbent hygiene products, roofing carrier fabrics, absorbent wipes, filter media and wall coverings ...
M. Tausif, S.J. Russell
openaire   +1 more source

Karl Popper and the Mechanisms of Hydrogen Embrittlement

open access: yesAdvanced Engineering Materials, EarlyView.
Representation of the beginning of loss of ductility rather than embrittlement. Small concentrations of hydrogen in a diffusible form within iron are well‐established to harm the mechanical integrity of steels. There are theories that attempt to explain the pernicious role of hydrogen.
H. K. D. H. Bhadeshia
wiley   +1 more source

STRENGTH SHRINKAGE AND CREEP OF CONCRETE IN TENSION AND COMPRESSION

open access: yesCivil Engineering Dimension, 2006
Strength, shrinkage and creep of concrete in tension and compression have been determined and the relationship between those properties was studied. Direct tensile tests were applied to measure those properties in tension.
S A Kristiawan
doaj  

Microstructure‐Controlled Crack Propagation and Fracture Resistance in MoSiBTiC Alloy Revealed by Multiscale Extended Finite Element Method Modeling

open access: yesAdvanced Engineering Materials, EarlyView.
A two‐dimensional multiscale finite element analysis framework was established for the first‐generation MoSiBTiC alloy, and the mechanical and fracture‐related parameters of the constituent phases were calibrated through experiments and simulations. The framework provides a basis for analyzing crack propagation behavior in its complex microstructure ...
Junfeng Du   +4 more
wiley   +1 more source

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