Results 131 to 140 of about 8,964 (266)

Reduced Volume Approach to Evaluate Biaxial Bubbled Slabs’ Resistance to Punching Shear

open access: yesBuildings
The bubbled slab, a type of reinforced concrete (RC) slab with plastic voids, is an innovative design that employs a biaxial distribution of voiding formers within the slab to reduce the slab’s self-weight while preserving a load-carrying capacity that ...
Nazar Oukaili   +3 more
doaj   +1 more source

Field Response and Switching Times in Biaxial Nematics

open access: yes, 2008
We study by means of virtual molecular dynamics computer experiments the response of a bulk biaxial nematic to an applied external field and, in particular, the relative speed of reorientation of the principal director axis and of the secondary one ...
ZANNONI, CLAUDIO   +5 more
core   +1 more source

Anisotropic Initial Damage and Its Effect on Tensile Response of Plain Concrete

open access: yesInternational Journal for Numerical and Analytical Methods in Geomechanics, EarlyView.
ABSTRACT Damage is often described as isotropic, implying that a scalar value describes its initial state. However, the prior micro‐cracking pattern at points of an existing building, that is, the initial damage, may be oriented by a preload. The degradation of the Volume Element due to oriented preloads shall be described as anisotropic and ...
A. Fau   +3 more
wiley   +1 more source

How Stress Biaxiality Controls Crack Morphology and Apparent Fracture Energy of Dikes and Sills

open access: yesGeophysical Research Letters
The emplacement of dikes and sills plays a crucial role in crustal mechanics. The parameter used to describe their resistance to propagation, fracture energy, remains controversial.
Antoine Guggisberg   +3 more
doaj   +1 more source

Wear‐Mode‐Dependent Tribological Performance of Glass Fiber‐Reinforced Epoxy Composites Modified With Graphene Nanoplatelets

open access: yesPolymer Composites, EarlyView.
Graphical representation of the wear‐mode‐dependent tribological behavior of graphene nanoplatelet (GNP) modified glass fiber‐reinforced epoxy composites, highlighting the distinct mechanisms governing dry sliding wear and solid particle erosion. ABSTRACT Glass fiber‐reinforced epoxy composites are widely used in structural applications where surface ...
Elif Gültürk   +2 more
wiley   +1 more source

Biaxial Studies of Skin\u27s Mechanical Properties

open access: yes, 2011
In this research, biaxial tests are performed on 12 pieces of abdomen skin specimen from rats. The results show that skin possesses anisotropy, non-linearity and hysteresis. To explain the stress-strain relationship in terms of the strain-energy function
Srinivasan, Ramya
core  

Evaluation of the Biaxial Mechanical Properties of the Mitral Valve Anterior Leaflet Under Physiological Loading Conditions [PDF]

open access: yes, 2005
It is a fundamental assumption that a repaired mitral valve (MV) or MV replacement should mimic the functionality of the native MV as closely as possible.
Grashow, Jonathan Sayer
core  

Fiber Bragg Grating Force Sensors for Minimally Invasive Surgery: State of the Art, Challenges, and Opportunities

open access: yesSmartBot, EarlyView.
This article reviews the application of fiber Bragg grating (FBG) technology for precise force sensing in minimally invasive surgery. It outlines the fundamental working principles and algorithms used to interpret sensor data. The text surveys clinical applications across various medical fields, such as ophthalmology and vascular intervention (Table of
Shiyuan Dong   +9 more
wiley   +1 more source

Microstructure Evolution of Dilute Mo-Re Alloy Tubes under Biaxial Stress

open access: yesYuanzineng kexue jishu
Dilute Mo-Re alloy is one of the candidate materials for reactor core cladding, so its high-temperature stability performance, which maintains structural stability under high-temperature biaxial stress, is the most important performance indicator.
JIANG Wei, WANG Weijun, ZHANG Guodong, LEI Huazhen, YANG Wen, GAO Jin
doaj   +1 more source

Monolithic Opto‐Acoustic Synesthetic Transduction of Color and Sound in a Single Chiral Liquid Crystal Elastomer

open access: yesSmall, EarlyView.
Monolithic cholesteric liquid crystal elastomers simultaneously generate color and sound under electrically programmed stimuli. Low‐frequency electric fields modulate the helical pitch to produce tunable structural colors, while high‐frequency excitation induces membrane vibration for acoustic emission.
Ji Yoon Park   +6 more
wiley   +1 more source

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