Results 101 to 110 of about 70,615 (315)

Is an Apple an Orange? A Large Language Model Benchmark for Candidate Term Extraction and Subclass Decisions Against Upper Ontologies in Engineering and Materials Science

open access: yesAdvanced Engineering Materials, EarlyView.
Building machine‐readable vocabularies for materials science is slow, expert‐driven work. This study benchmarks 13 large language models on two of its first steps: finding candidate terms in engineering articles and deciding where they belong in a class hierarchy.
Thomas Bjarsch   +3 more
wiley   +1 more source

The role of particle-toughening in improving post-impact compressive strength [PDF]

open access: yes, 2014
This work investigates the micromechanisms associated with particle-toughening strategies to improve the damage resistant and damage tolerant performance in carbon fibre reinforced polymer (CFRP) materials.
Bull, D.J., Spearing, S.M., Sinclair, I.
core  

Young’s modulus repeatability assessment using cycling compression loading on cancellous bone [PDF]

open access: yes, 2011
For various applications, precision of the Young’s modulus of cancellous bone specimens is needed. However, measurement variability is rarely given.
DEFONTAINE, Marielle   +11 more
core   +1 more source

Testing method of compressive force of polycrystalline diamond compact

open access: yesJin'gangshi yu moliao moju gongcheng
ObjectiveIn practical applications, polycrystalline diamond compact (PDC) cutters primarily serve as the main cutting elements, enduring continuous compression, friction, and impact from geological formations.
Bo XING   +8 more
doaj   +1 more source

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

Capillary absorption of unsaturated concrete subjected to sustained compressive loading [PDF]

open access: yes, 2015
Water penetration into concrete is one of the main factors to cause the deterioration of structures and chloride-induced reinforcing steel corrosion. External sustained mechanical loadings can substantially change the internal pore-structure of concrete ...
J. W. Bao   +5 more
core   +1 more source

Slip Localization Intensification Mediated by Grain Boundary Sliding in a Polycrystalline Nickel‐Based Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
The temperature dependence of fatigue behavior in nickel‐based superalloys is investigated through high‐resolution measurements of plastic localization. While increasing temperature reduces localization and enhances fatigue performance in René 88DT, Inconel 718 exhibits a sharp degradation at intermediate temperature due to intensified slip ...
M. Calvat   +5 more
wiley   +1 more source

Analytical behaviour of FRP strengthened reinforced concrete beams under low velocity impact load incorporating rate dependant material constitutive models [PDF]

open access: yes, 2014
Includes bibliographical references.Since the 1980s, the use of fibre reinforced polymer (FRP) composites in strengthening and rehabilitation of existing reinforced and pre-stressed structures has gained popularity.
Ruiters, Alton
core  

Fatigue Crack Initiation and Growth in Nanocrystalline Ni at Multiple Length‐Scales

open access: yesAdvanced Engineering Materials, EarlyView.
Overview of miniaturized in situ SEM fatigue setup and resultant fatigue crack growth data for nanocrystalline Ni. The presented study focuses on the analysis of fatigue crack growth rate (FCGR) in focused ion beam‐notched microcantilevers prepared from nanocrystalline (NC) Ni as a model material.
Igor Moravcik   +7 more
wiley   +1 more source

Numerical analyses of concrete subjected to triaxial compressive loading [PDF]

open access: yes, 2000
Article free to read on publisher's website\ud \ud This paper deals with numerical analyses of concrete subjected to triaxial compressive loading. For this purpose, two different 3D-constitutive models for concrete are considered.
Pivonka, P., Lackner, R., Mang, H. A.
core  

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