Results 31 to 40 of about 579,532 (308)

crystal-torture: A crystal tortuosity module [PDF]

open access: yesJournal of Open Source Software, 2019
crystal-torture is a Python, Fortran, and OpenMP module for the analysis of diffusion networks in crystal structures. Ionic diffusion through crystalline solids depends not only on the dynamics of ions within the crystal, but also the connectivity of the transport network.Understanding how the connectivity of diffusion pathways in crystal structures is
Conn O'Rourke, Benjamin Morgan
openaire   +3 more sources

Confined Crystallization of Pigment Red 146 in Emulsion Droplets and Its Mechanism

open access: yesNanomaterials, 2019
In this work, the effect of confined space on crystallization processes of pigments was investigated by using C.I. Pigment Red 146 (PR 146) as a model compound. The colloidal system (i.e., emulsion droplets) was used as a nanoreactor to prepare nanoscale
Xianze Meng   +8 more
doaj   +1 more source

Noble Metal-Free TiO2-Coated Carbon Nitride Layers for Enhanced Visible Light-Driven Photocatalysis

open access: yesNanomaterials, 2020
Composites of g-C3N4/TiO2 were one-step prepared using electron impact with dielectric barrier discharge (DBD) plasma as the electron source. Due to the low operation temperature, TiO2 by the plasma method shows higher specific surface area and smaller ...
Bo Zhang, Xiangfeng Peng, Zhao Wang
doaj   +1 more source

Crystallization kinetics of poly(lactic acid)-talc composites [PDF]

open access: yes, 2011
The crystallization kinetics of Poly(lactic acid) / talc composites were determined over a range of 0 wt.% to 15 wt.% of talc. Talc was found to change the crystallization kinetics.
Battegazzore, Daniele   +2 more
core   +1 more source

Theoretical Model and Experimental Investigations on Solution-Mediated Polymorphic Transformation of Theophylline: From Polymorph I to Polymorph II

open access: yesCrystals, 2019
In this work, theophylline was selected as the model compound to study and simulate the solution-mediated polymorphic transformation. The polymorph I and polymorph II of theophylline were prepared and fully characterized.
Manli Zhu   +6 more
doaj   +1 more source

Behaviors and physical mechanism of ceftezole sodium de-agglomeration driven by ultrasound

open access: yesUltrasonics Sonochemistry, 2021
Ultrasound-mediated method, which can effectively disperse agglomerates or even eliminate agglomeration, has received more and more attentions in industrial crystallization.
Xiaowei Cheng   +4 more
doaj   +1 more source

Effects of interedge scattering on the Wigner crystallization in graphene nanoribbons [PDF]

open access: yes, 2017
We investigate the effects of coupling between the two zigzag edges of graphene nanoribbons on the Wigner crystallization of electrons and holes using a combination of tight-binding, mean field Hubbard and many-body configuration interaction methods.
Güçlü, A. D., Modarresi, Mohsen
core   +2 more sources

Purification of Curcumin from Ternary Extract-Similar Mixtures of Curcuminoids in a Single Crystallization Step

open access: yes, 2020
Crystallization-based separation of curcumin from ternary mixtures of curcuminoids having compositions comparable to commercial extracts was studied experimentally.
Horosanskaia, E.   +3 more
core   +1 more source

Human versus robots in the discovery and crystallization of gigantic polyoxometalates [PDF]

open access: yes, 2017
The discovery of new gigantic molecules formed by self-assembly and crystal growth is challenging as it combines two contingent events; first is the formation of a new molecule, and second its crystallization.
Brown   +25 more
core   +1 more source

Molecular conformational evolution mechanism during nucleation of crystals in solution

open access: yesIUCrJ, 2020
Nucleation of crystals from solution is fundamental to many natural and industrial processes. In this work, the molecular mechanism of conformational polymorphism nucleation and the links between the molecular conformation in solutions and in crystals ...
Xin Li   +8 more
doaj   +1 more source

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