Results 81 to 90 of about 132,138 (320)

Progress in Indentation Study of Materials via Both Experimental and Numerical Methods

open access: yesCrystals, 2017
Indentation as a method to characterize materials has a history of more than 117 years. However, to date, it is still the most popular way to measure the mechanical properties of various materials at microscale and nanoscale.
Mao Liu   +5 more
doaj   +1 more source

Experimental Evaluation of 100Cr6 Steel Microindented Surfaces Under Lubricated Nonconformal Point Contacts

open access: yesAdvanced Engineering Materials, EarlyView.
The tribological behavior of 100Cr6 steel spheres textured via Vickers microindentation is evaluated under lubricated sliding by varying both dimple size and density. Fine and dense textures significantly reduce friction across all lubrication regimes, while large dimples increase it.
Farideh Davoodi   +3 more
wiley   +1 more source

Effects of Testing Temperature on the Serration Behavior of an Al–Zn–Mg–Cu Alloy with Natural and Artificial Aging in Sharp Indentation

open access: yesMetals, 2020
Serration phenomena, in which stress fluctuates in a saw-tooth shape, occur when a uniaxial test is performed on an aluminum alloy containing a solid solution of solute atoms.
Hiroyuki Yamada   +2 more
doaj   +1 more source

Modelling of impact damage and permanent indentation on laminate composite plate [PDF]

open access: yes, 2010
This paper deals with impact damage and permanent indentation modelling. A model enabling the formation of damages developing during a low velocity / low energy impact test on laminate composite panels has been elaborated.
Barrau, Jean-Jacques   +2 more
core  

Scaling relationships for indentation measurements

open access: yes, 2002
Using dimensional analysis and finite-element calculations, several relationships that relate features of indentation loading and unloading curves to the hardness, the elastic modulus and the work of indentation are extended to conical indentation in ...
Zheng ZM(郑哲敏), Li ZY, Cheng YT
core   +1 more source

Electrochemical Evaluation of Compressed Selective Laser Melted AlSi7Mg and AlSi10Mg Alloys in Chloride Environment

open access: yesAdvanced Engineering Materials, EarlyView.
The corrosion performance of AlSi7Mg and AlSi10Mg alloys produced through selective laser melting (SLM) was examined under compressive stress in a chloride environment. Electrochemical analyses, including open‐circuit potential (OCP), potentiodynamic polarization (CPP), and electrochemical impedance spectroscopy (EIS), were complemented by scanning ...
Femi John Akinfolarin   +2 more
wiley   +1 more source

Modeling Density Waves and Circulations in Vertical Cross-Section in Adhesive Contacts

open access: yesComputation
This work continues the study of the process of friction between a steel spherical indenter and a soft elastic elastomer previously published in our paper.
Aleksander E. Filippov   +2 more
doaj   +1 more source

Characterization of Aluminized Layers on Inconel‐738 Alloy: Microstructure, Modeling of Aluminizing Kinetics, and Thermal Behavior

open access: yesAdvanced Engineering Materials, EarlyView.
This study explored how effective nickel aluminide coatings are obtained in providing oxidation resistance applied to the Inconel 738 alloy, modeling with diffusion models. In the present study, kinetics and thermal behavior of the Inconel 738 alloy were studied by the low‐temperature thermoreactive aluminizing process, which was carried out at 625°C ...
Gozde Celebi Efe   +4 more
wiley   +1 more source

Estudio de la resistencia a la abrasión de capas vitrocerámicas depositadas sobre acero

open access: yesBoletín de la Sociedad Española de Cerámica y Vidrio, 2002
Wear test has been completed on two types of layered materials: a non-reinforced enamel plate and a ceramic reinforced enamel plate. The latter has been tested in two forms: with 10 wt. % and 20 wt. % ceramic particles reinforcement.
Gómez de Salazar, J. M.   +4 more
doaj  

Indentation-induced deformation localisation in Zr–Cu-based metallic glass [PDF]

open access: yes, 2013
It has been well documented that the plastic deformation of bulk metallic glasses is localised in thin shear bands. In order to comprehensively understand deformation mechanisms of BMGs, it is necessary to investigate formation of shear bands and related
Anish Roy (1256436)   +4 more
core  

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