Results 31 to 40 of about 20,532,860 (296)

Acoustic Emission Characteristics and Damage Evolution Analysis of Sandstone under Three-Point Bending Test

open access: yesAdvances in Materials Science and Engineering, 2023
In order to study the prevention of roadway roof bending, sinking, and breaking and the prevention of dynamic disasters such as the appearance of rock bursts, three-point bending experiments of sandstone under different spans were carried out.
Tao Qin   +4 more
doaj   +1 more source

Fabrication and Investigation of Mechanical Properties Aluminum Composite Foam Reinforced with Silicon Carbide Prticles [PDF]

open access: yesفناوری در مهندسی هوافضا
Due to their cellular structure, metal foams have properties such as low density, strength to weight, and high energy absorption under compressive stresses.
Ali Alizadeh   +3 more
doaj   +1 more source

Comparison of behaviour of burnt beams models with effective and actual residual cross-sections in three point bending test

open access: yesActa Polytechnica CTU Proceedings, 2023
Glued laminated timber beams exposed to fire of a variable duration were tested in three point bending. Three types of model geometries taking into account the effect of burning were created. Each model was examined for five material data sets.
Lucie Keřková Kucíková   +3 more
doaj   +1 more source

Breaking four-point and three-point bending tests

open access: yesInternational Journal of Solids and Structures
Since their initial standardizations in the 1930s and 1950s, the so-called four-point and three-point bending tests on unnotched beams have been embraced by practitioners as two popular methods to indirectly measure the tensile strength of concrete, ceramics, and other materials with a large compressive strength relative to their tensile strength. This
Subhrangsu Saha   +2 more
openaire   +2 more sources

INVERSE MODEL OF DISPLACEMENT FOR THREE-POINT BENDING TEST

open access: yes, 2021
Three-point bending is an important test for various parameters in material science. In order to validate our layered fracture model we need a relationship between the loading force and the displacement.
Kožar, Ivica   +3 more
openaire   +1 more source

Paclitaxel induces NM2‐dependent cellular contraction through GEF‐H1 dissociation from microtubules and RhoA/ROCK activation in cancer cells

open access: yesMolecular Oncology, EarlyView.
Taxanes are widely used chemotherapeutics whose effects on cellular mechanics remain poorly understood. We show that paclitaxel induces rapid cellular contraction by promoting GEF‐H1 dissociation from microtubules and non‐muscle myosin II activation through RhoA/ROCK.
Gloria Asensio‐Juárez   +5 more
wiley   +1 more source

Experimental design and three-point bending test.

open access: yes, 2013
The experiment utilized a 2×2×3 factorial design with a total of 12 groups (A). A cartoon of the three-point bending test of a mouse femur and a representative photograph (B).
Suzanne J. Litscher (307201)   +4 more
core   +1 more source

Three-Point Bending Fatigue Test of TiAl6V4 Titanium Alloy at Room Temperature

open access: yesAdvances in Materials Science and Engineering, 2019
A polycrystalline alpha-beta TiAl6V4 alloy in the annealed condition was used for the three-point bending fatigue test at frequency f∼100 Hz. The static preload Fstat. = −15 kN and variable dynamic force Fdyn. = −7 kN to −13.5 kN were set as fatigue test
Juraj Belan   +3 more
doaj   +1 more source

Hyperactive ice‐binding proteins stabilize cell membranes and improve resistance to dehydration stress in Caenorhabditis elegans

open access: yesFEBS Open Bio, EarlyView.
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose   +9 more
wiley   +1 more source

Creep behavior of woven roving grp beam in three-point bending

open access: yes, 1989
The creep and relaxation behaviour of laminated glass fibre reinforced plastics (GRP) in three-point bending were studied both experimentally and analytically.
Zhang SY(张双寅), Zhao B
core   +1 more source

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