Results 81 to 90 of about 207,558 (286)

A recursive-faulting model of distributed damage in confined brittle materials [PDF]

open access: yes, 2006
We develop a model of distributed damage in brittle materials deforming in triaxial compression based on the explicit construction of special microstructures obtained by recursive faulting.
Conti, S., Ortiz, M., Pandolfi, A.
core   +2 more sources

Smoothing of yield surfaces and a reformulation of multi-surface plasticity

open access: yes, 2011
In this work we describe a procedure for the smoothing of non-regular yield surfaces and plastic potential functions. We also present several application examples corresponding to different well-known cases. Moreover, we show that a multi-surface plasticity model can be reduced to a model with a single yield surface by using the same smoothing ...
Gesto Beiroa, José Manuel   +2 more
openaire   +2 more sources

Selective Benzene Capture by Metal‐Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) hold significant potential for capturing benzene from air emissions and hydrocarbon mixtures in liquid phases. This capability stems from their precisely engineered structures, versatile chemistries, and diverse binding interactions.
Zongsu Han   +4 more
wiley   +1 more source

An Investigation of the Micro-Electrical Discharge Machining of Nickel-Titanium Shape Memory Alloy Using Grey Relations Coupled with Principal Component Analysis

open access: yesMetals, 2017
Shape memory alloys (SMAs) are advanced engineering materials which possess shape memory effects and super-elastic properties. Their high strength, high wear-resistance, pseudo plasticity, etc., makes the machining of Ni-Ti based SMAs difficult using ...
Mustufa Haider Abidi   +5 more
doaj   +1 more source

Finite-strain formulation and FE implementation of a constitutive model for powder compaction

open access: yes, 2014
A finite-strain formulation is developed, implemented and tested for a constitutive model capable of describing the transition from granular to fully dense state during cold forming of ceramic powder.
Bigoni, D.   +2 more
core   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

汽车链磨损特性试验研究

open access: yesJixie chuandong, 2012
For improving the performance of domestic automotive chain to meet personality demand of product lightweight,the fault mechanism of the automotive chain and the worn surface morphology are studied.Microcosmic analysis results show that the main wear ...
程亚兵, 梁伟朋, 冯增铭
doaj  

Rigid block and finite element analysis of settlement-induced failure mechanisms in historic masonry wall panels

open access: yesFracture and Structural Integrity, 2020
The paper is related to the assessment of collapse mechanisms of historic masonry structures suffering settlements induced by ground movements. Two numerical strategies are adopted in order to study the influence of the settled zone on the cracking of ...
Raffaele Gagliardo   +6 more
doaj   +1 more source

Hot ductility of TiNb IF steel slab after hot torsion testing [PDF]

open access: yes, 2019
The aim of the work was to evaluate the hot ductility loss in TiNb stabilized IF steel directly from the continuously-cast slab using hot torsion testing (plastometry) in the temperature range 600-1250 degrees C according to the basic programme, and also
Bořuta, Aleš   +10 more
core   +1 more source

Electroactive Metal–Organic Frameworks for Electrocatalysis

open access: yesAdvanced Functional Materials, EarlyView.
Electrocatalysis is crucial in sustainable energy conversion as it enables efficient chemical transformations. The review discusses how metal–organic frameworks can revolutionize this field by offering tailorable structures and active site tunability, enabling efficient and selective electrocatalytic processes.
Irena Senkovska   +7 more
wiley   +1 more source

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