Results 21 to 30 of about 1,300,474 (200)

Application of the Avrami Equation to the Dilatometric Analysis of ADI Austempering Kinetics. [PDF]

open access: yesMaterials (Basel)
The method and results of evaluating the kinetics of austenite isothermal decomposition in austempered ductile iron (ADI) samples are presented based on the dimensional changes in austenitized and isothermally hardened cast iron samples. Experimental measurements were carried out on samples intended for the production of ADI castings under industrial ...
Wiktor T, Burbelko A, Zaczyński A.
europepmc   +3 more sources

Static Recrystallization Behavior of Low-Carbon Nb-V-Microalloyed Forging Steel

open access: yesMetals, 2022
Static recrystallization is a method of tailoring the microstructure and mechanical properties of steels, which is important for microalloyed forging steels as the hot deformation process significantly affects their mechanical properties.
Yang Zhao   +3 more
doaj   +1 more source

Influence of the polyhedral oligomeric silsesquioxane n-phenylaminopropyl: POSS in the thermal stability and the glass transition temperature of epoxy resin [PDF]

open access: yesPolímeros, 2013
In this study, epoxy nanocomposites containing different fractions of n-phenylaminopropyl (POSS) were prepared. The nanocomposites were studied by transmission electron microscopy (TEM), gel content, dynamic-mechanical analysis (DMA) and ...
Vinícius Pistor   +2 more
doaj   +3 more sources

Johnson-Mehl-Avrami-Kolmogorov model applied to describe the site blocking effect in interstitial solid solution [PDF]

open access: yes, 2023
Interstitial solid solutions, such as carbon in steels or hydrogen in metal and alloys, are important materials for many applications. Thermodynamic models that accurately predict the behavior of interstitial solid solution are essential for designing ...
Walter, Botta   +3 more
core   +1 more source

THERMAL ANALYSIS OF ISOTHERMAL CRYSTALLIZATION KINETICS OF MILK FAT ENRICHED WITH GAMMA-LINOLENIC ACID [PDF]

open access: yesJournal of Food and Dairy Sciences, 2009
Kinetics of isothermal crystallization of butter oil (BO) and interesterified butter oil (IEBO) with gamma-linolenic acid (GLA; C18:3 ω-6) at 10 °C were evaluated by applying Avrami equation.
A. E. Fatouh
doaj   +1 more source

Kinetics of conversion of brushite coatings to hydroxyapatite in alkaline solution

open access: yesJournal of Materials Research and Technology, 2018
This work describes the kinetics of conversion of brushite coatings, produced by chemical deposition, to hydroxyapatite. The conversion was performed in alkaline solution at three temperatures: 50 °C, 55 °C, and 60 °C. The evolution of the transformation
Daniel Navarro da Rocha   +6 more
doaj   +1 more source

Isothermal and non-isothermal crystallization kinetics of composites of poly(propylene) and MWCNTs

open access: yesAdvanced Industrial and Engineering Polymer Research, 2018
The isothermal and non-isothermal crystallization behaviour of composites of a poly(propylene) (PP) and multi-walled carbon nanotubes (MWCNTs) were investigated using Differential Scanning Calorimetry (DSC).
Nigel Coburn   +4 more
doaj   +1 more source

Problems with Applying the Ozawa–Avrami Crystallization Model to Non-Isothermal Crosslinking Polymerization

open access: yes, 2022
Ozawa has modified the Avrami model to treat non-isothermal crystallization kinetics. The resulting Ozawa–Avrami model yields the Avrami index (n) and heating/cooling function (χ(T)).
Sergey Vyazovkin, Andrey Galukhin
core   +1 more source

Analysis of COVID-19 infection waves in Japan by Avrami equation

open access: yes, 2021
Last time, an attempt was made to analyze the first wave of COVID-19 in Japan from February to May 2020 by the Avrami equation. This time, all infection waves that occurred repeatedly from February 2020 to September 2021 were simulated by developing the last work. The entire waveform was basically simulated by the superposition of five major waves, and
Takase Y.
europepmc   +3 more sources

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