Results 11 to 20 of about 4,566,606 (288)

Modelling of Damage in Orthotropic Materials: Including Strain-Softening Effects in Dynamic Problems [PDF]

open access: yes, 2013
Damage models are developed within the continuum damage mechanics framework which allows the description of material degeneration with general constitutive equations.
Gemkow, Karla Simone
core   +7 more sources

Embedded discontinuities for softening solids [PDF]

open access: yes, 2011
Additional, discontinuous functions are added to the displacement field of standard finite elements in order to capture highly localised zones of intense straining.

core   +9 more sources

Evaluating the storage stability of SBR-modified asphalt binder containing polyphosphoric acid (PPA)

open access: yesCase Studies in Construction Materials, 2022
The poor storage stability of polymer-modified asphalt (PMA) binder hinders its applications. Traditionally, the softening point test is utilized to evaluate the storage stability, which shows less sensitivity compared with the rheological test.
Yajin Han   +4 more
doaj   +1 more source

Physical interpretation of the Mullins softening in a carbon-black filled SBR [PDF]

open access: yes, 2014
A 40 phr carbon-black filled styrene butadiene rubber has been submitted to several experiments in order to identify the physical damage responsible for the mechanical softening recorded upon first stretch.
GILORMINI, Pierre   +2 more
core   +1 more source

Determination of melting point of vegetable oils and fats by differential scanning calorimetry (DSC) technique.

open access: yesGrasas y Aceites, 1999
Melting point of fats is used to characterize oils and fats and is related to their physical properties, such as hardness and thermal behaviour. The present work shows the utilization of DSC technique on the determination of melting point of fats.
Renata Tieko Nassu   +1 more
doaj   +1 more source

Effect of depolymerized block skim rubber (BSR) on the physical properties of modified asphalt

open access: yesMajalah Kulit, Karet, dan Plastik, 2018
The asphalt pavement susceptibility was influenced by traffic load and temperature. Therefore, modified asphalt has been done to improve the asphalt performance. Depolymerized block skim rubber (BSR) was used as asphalt modifier.
Arief Ramadhan   +3 more
doaj   +1 more source

Modification of Asphalt by Diols [PDF]

open access: yesمجلة التربية والعلم, 2008
The research aimed to study the effect of Diols on modification of an asphaltic materials which could be used as a binder for paving material obtained from Qaiyarah asphalt.
Issa Issa
doaj   +1 more source

Lipídios modificados obtidos a partir de gordura do leite, óleo de girassol e ésteres de fitosteróis para aplicação em spreads Modified lipids obtained from milk fat, sunflower oil, and phytosterol esters for application in tablespreads

open access: yesQuímica Nova, 2008
The objective of this paper was to evaluate the modifications in milkfat properties with the addition of sunflower oil (SO) and phytosterol esters (PE) and chemical interesterification.
Juliana Neves Rodrigues Ract   +1 more
doaj   +1 more source

Study of Bulk Properties Relation to SARA Composition Data of Various Vacuum Residues Employing Intercriteria Analysis

open access: yesEnergies, 2022
Twenty-two straight run vacuum residues extracted from extra light, light, medium, heavy, and extra heavy crude oils and nine different hydrocracked vacuum residues were characterized for their bulk properties and SARA composition using four and eight ...
Dicho Stratiev   +7 more
doaj   +1 more source

Rheological Properties of Bitumens from the Perspective their Chemical Composition

open access: yesCivil and Environmental Engineering, 2019
The quality of bituminous binders is commonly evaluated by the empirical tests. The functional approach to the evaluation of bitumen properties is a trend that has been applied in the last years.
Remišová Eva   +5 more
doaj   +1 more source

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