Results 51 to 60 of about 159,526 (334)

Transition between Friction Modes in Adhesive Contacts of a Hard Indenter and a Soft Elastomer: An Experiment

open access: yesLubricants
The tangential adhesive contact (friction) between a rigid steel indenter and a soft elastomer at shallow indentation depths, where the contact exists mainly due to adhesion, is investigated experimentally.
Iakov A. Lyashenko   +2 more
doaj   +1 more source

Nanoindentation Of Si Nanostructures: Buckling And Friction At Nanoscales [PDF]

open access: yes, 2009
A nanoindentation system was employed to characterize mechanical properties of silicon nanolines (SiNLs), which were fabricated by an anisotropic wet etching (AWE) process.
Allen, R. A.   +9 more
core   +1 more source

Extended Applications of the Depth-Sensing Indentation Method

open access: yesMicromachines, 2020
The depth-sensing indentation method has been applied for almost 30 years. In this review, a survey of several extended applications developed during the last three decades is provided.
Dániel Olasz   +4 more
doaj   +1 more source

Mechanical characterization of sol–gel epoxy-silylatedhyperbranched poly(ethyleneimine) coatings by meansof Depth Sensing Indentation methods [PDF]

open access: yes, 2016
A series of hybrid epoxy-silica coatings were prepared from a synthesized hyperbranched poly(ethyleneimine) with ethoxysilyl groups at the chain ends and diglycidylether of bisphenol A in different proportions.
Acebo Gorostiza, Cristina   +3 more
core   +1 more source

The cytoskeletal control of B cell receptor and integrin signaling in normal B cells and chronic lymphocytic leukemia

open access: yesFEBS Letters, EarlyView.
In lymphoid organs, antigen recognition and B cell receptor signaling rely on integrins and the cytoskeleton. Integrins act as mechanoreceptors, couple B cell receptor activation to cytoskeletal remodeling, and support immune synapse formation as well as antigen extraction.
Abhishek Pethe, Tanja Nicole Hartmann
wiley   +1 more source

Effect of age and cytoskeletal elements on the indentation-dependent mechanical properties of chondrocytes. [PDF]

open access: yes, 2013
Articular cartilage chondrocytes are responsible for the synthesis, maintenance, and turnover of the extracellular matrix, metabolic processes that contribute to the mechanical properties of these cells.
Blanchette, Craig   +5 more
core   +2 more sources

B cell mechanobiology in health and disease: emerging techniques and insights into therapeutic responses

open access: yesFEBS Letters, EarlyView.
B cells sense external mechanical forces and convert them into biochemical signals through mechanotransduction. Understanding how malignant B cells respond to physical stimuli represents a groundbreaking area of research. This review examines the key mechano‐related molecules and pathways in B lymphocytes, highlights the most relevant techniques to ...
Marta Sampietro   +2 more
wiley   +1 more source

Numerical investigation on rock fragmentation during indentation with a conical pick based on discrete element method

open access: yesEnergy Exploration & Exploitation
This article investigates the fragmentation of rock during the indentation process with a conical pick. The study explores the impact of indentation dip angle, indentation spacing, and confining pressure on rock fragmentation through simulation using the
Xuefeng Li, Shibo Wang, Yu Chen
doaj   +1 more source

Micromechanical Characterization of Hydrogels Undergoing Swelling and Dissolution at Alkaline pH

open access: yesGels, 2017
The swelling of polyelectrolyte hydrogels usually depends on the pH, and if the pH is high enough degradation can occur. A microindentation device was developed to dynamically test these processes in whey protein isolate hydrogels at alkaline pH 7–14. At
Wei Hu   +4 more
doaj   +1 more source

Investigation of Lower-limb Tissue Perfusion during Loading [PDF]

open access: yes, 2002
An extant tissue indentor used for amputee residual limb tissue indentation studies was modified to include laser Doppler flowmetry (LDF) to enable measurement of tissue perfusion during indentation.
Silver-Thorn, Barbara
core   +1 more source

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