Results 21 to 30 of about 325,886 (299)

Self-Nucleation Effects on Polymer Crystallization

open access: yesMacromolecules, 2020
The existence of a “memory” of the previous crystalline state, which survives melting and enhances recrystallization kinetics by a self-nucleation process, is well-known in polymer crystallization ...
Leire Sangroniz, D. Cavallo, A. Müller
semanticscholar   +1 more source

Lithiophilicity chemistry of heteroatom-doped carbon to guide uniform lithium nucleation in lithium metal anodes

open access: yesScience Advances, 2019
The lithiophilicity of carbon materials is explained by the electronegativity, local dipole, charge transfer, and Li bond theory. The uncontrollable growth of lithium (Li) dendrites seriously impedes practical applications of Li metal batteries.
Xiang Chen   +6 more
semanticscholar   +1 more source

Nucleation Behaviors of Adipic Acid in Different Polarity Solvent Based on Metastable Zone Width

open access: yesCrystals, 2022
In this contribution, we experimentally determined the metastable zone width (MSZW) of adipic acid (AA) in different polar solvents to reveal the nucleation behavior.
Yanfei Wang   +6 more
doaj   +1 more source

Mathematical Modeling of Nucleation and Growth Processes of Ellipsoidal Crystals in Binary Melts

open access: yesCrystals, 2022
The transient behavior of an ensemble of ellipsoidal particles in a supercooled binary melt is considered. The model laws, based on the Fokker-Planck type kinetic equation for the particle-volume distribution function, the thermal and mass integral ...
Margarita A. Nikishina   +1 more
doaj   +1 more source

Anomalous Dynamics of Recalescence Front in Crystal Growth Processes: Theoretical Background

open access: yesCrystals, 2022
A theory for crystal nucleation and growth with the recalescence front is developed. The theory is based on the saddle-point technique for evaluating a Laplace-type integral as well as the small parameter method for solving the moving boundary heat ...
Dmitri V. Alexandrov   +2 more
doaj   +1 more source

Synthesis of Zinc-Sulfate Nano Particles and Detection of Their Induction Time, Nucleation Rate and Interfacial Tension [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
The production of zinc sulfate is important both medically and agriculturally. If zinc sulfate is produced without agglomeration at the nanoscale, its absorption in the body is more and faster.
Ali Reza Jahangiri   +2 more
doaj  

Investigation on the graphite nucleation and growth mechanism of the compacted graphite iron

open access: yesJournal of Materials Research and Technology, 2020
This paper investigates the three-dimensional spatial characteristics of graphite in compacted graphite iron (CGI), at different crystallization stages, by interrupting the solidification process through experimental technique and taking three ...
G.Q. Shi   +4 more
doaj   +1 more source

How crystals form: A theory of nucleation pathways [PDF]

open access: yesScience Advances, 2019
A theory of nucleation that is able to predict nonclassical pathways and intermediates for crystallization is formulated. Recent advances in classical density functional theory are combined with stochastic process theory and rare event techniques to ...
J. Lutsko
semanticscholar   +1 more source

An In-Situ LSCM Study on Bainite Formation in a Fe-0.2C-1.5Mn-2.0Cr Alloy

open access: yesMetals, 2018
Direct microscopic observation of the isothermal bainite evolution in terms of nucleation events, the location of the nuclei, as well as their growth is very valuable for the refinement of models predicting the kinetics of bainite transformation. To this
Salil Sainis   +3 more
doaj   +1 more source

Evolution of a Polydisperse Ensemble of Spherical Particles in a Metastable Medium with Allowance for Heat and Mass Exchange with the Environment

open access: yesCrystals, 2022
Motivated by a wide range of applications in various fields of physics and materials science, we consider a generalized approach to the evolution of a polydisperse ensemble of spherical particles in metastable media.
Dmitri V. Alexandrov   +5 more
doaj   +1 more source

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