Results 31 to 40 of about 164,491 (286)

Indentation of Commercial Pure Titanium Processed by Cold Rolling

open access: yesMetals
In this work, the effects of plastic deformation on the indentation behaviors of commercial pure titanium alloy were investigated. Titanium experienced various kinds of deformation by cold rolling processes, and the indentation behaviors were measured ...
Diaoyu Zhou   +4 more
doaj   +1 more source

Indentation of ultrathin elastic films and the emergence of asymptotic isometry

open access: yes, 2015
We study the indentation of a thin elastic film floating at the surface of a liquid. We focus on the onset of radial wrinkles at a threshold indentation depth and the evolution of the wrinkle pattern as indentation progresses far beyond this threshold ...
Davidovitch, Benny   +4 more
core   +1 more source

Low velocity impact modeling in composite laminates capturing permanent indentation [PDF]

open access: yes, 2012
This paper deals with impact damage and permanent indentation modeling. A numerical model has been elaborated in order to simulate the different impact damage types developing during low velocity/low energy impact.
Barrau, Jean-Jacques   +2 more
core   +4 more sources

Biphasic parameter determination of sheep articular cartilage from stress relaxation data using an optimized 3D FE-based method

open access: yesCurrent Directions in Biomedical Engineering, 2023
Mechanical characteristics of hard and soft tissues are central features for the quantitative description of tissue properties. In this study, we present a biphasic 3D-FE-based method to determine the biomechanical properties of sheep stifle joint ...
Reuter Thomas   +3 more
doaj   +1 more source

Nanoelectromechanics of Piezoresponse Force Microscopy

open access: yes, 2004
To achieve quantitative interpretation of Piezoresponse Force Microscopy (PFM), including resolution limits, tip bias- and strain-induced phenomena and spectroscopy, analytical representations for tip-induced electroelastic fields inside the material are
A.L. Kholkin   +16 more
core   +1 more source

Sandwich composites impact and indentation behaviour study [PDF]

open access: yes, 2013
In order to better exploit the natural cork available in Algeria, an experimental characterisation of a jute/epoxy–cork sandwich material to impact and indentation was undertaken.
Bezzazi, Boudjema   +3 more
core   +4 more sources

Review of Auxetic Materials for Sports Applications: Expanding Options in Comfort and Protection

open access: yesApplied Sciences, 2018
Following high profile, life changing long term mental illnesses and fatalities in sports such as skiing, cricket and American football—sports injuries feature regularly in national and international news. A mismatch between equipment certification
Olly Duncan   +7 more
doaj   +1 more source

Investigations of AE Signals Emitted From Dropped Indenter on Steel Pipes’ Surface

open access: yesIEEE Access, 2021
Acoustic emission (AE) are stress waves created by the material deformation, which could be utilized to detect impacts of objects within different mechanical systems.
Mohamed Shehadeh   +4 more
doaj   +1 more source

Indentation fracture toughness of Aluminium-Graphite composites: influence of nano-particles

open access: yesFracture and Structural Integrity
n the field of composite materials, extensive research has been undertaken on aluminum-graphite composites. However, a research gap has been identified regarding the specific influence of nano-sized graphite particles on their fracture toughness ...
Alqahtani Ibrahim   +5 more
doaj   +1 more source

Competing indentation deformation mechanisms in glass using different strengthening methods

open access: yesFrontiers in Materials, 2016
Chemical strengthening via ion exchange, thermal tempering, and lamination are proven techniques for strengthening of oxide glasses. For each of these techniques, the strengthening mechanism is conventionally ascribed to the linear superposition of the ...
Jian Luo   +5 more
doaj   +1 more source

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