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   Articles with "polymorphs" as a keyword



Atomic and Electronic Manipulation of Robust Ferroelectric Polymorphs

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recommendations! Published in 2022 at "Advanced Materials"

DOI: 10.1002/adma.202202633

Abstract: Polymorphism allows the symmetry of the lattice and spatial charge distributions of atomically thin materials to be designed. While various polymorphs for superconducting, magnetic, and topological states have been extensively studied, polymorphic control is a… read more here.

Keywords: ferroelectric polymorphs; atomically thin; polymorphs; manipulation ... See more keywords

Hierarchical Protofilament Intertwining Rules the Formation of Mixed‐Curvature Amyloid Polymorphs

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recommendations! Published in 2024 at "Advanced Science"

DOI: 10.1002/advs.202402740

Abstract: Amyloid polymorphism is a hallmark of almost all amyloid species, yet the mechanisms underlying the formation of amyloid polymorphs and their complex architectures remain elusive. Commonly, two main mesoscopic topologies are found in amyloid polymorphs… read more here.

Keywords: polymorphs; mixed curvature; amyloid polymorphs; protofilament intertwining ... See more keywords

Hierarchical Organization of Single Crystal Polymorphs of Azobenzene Chromophore in Anisotropic Media Subjected to Local Thermal Gradients Upon Cold Spraying.

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recommendations! Published in 2022 at "Macromolecular rapid communications"

DOI: 10.1002/marc.202200044

Abstract: The present article entails the emergence of diverse crystal polymorphs following thermal quenching into various coexistence regions of binary azobenzene chromophore (ACh)/diacrylate (DA) solution and of azobenzene/nematic liquid crystal (E7) mixture. Development of various crystal… read more here.

Keywords: polymorphs; crystal polymorphs; hierarchical organization; azobenzene chromophore ... See more keywords

Polymorphic Effects on Electrochemical Performance of Conversion-Based MnO2 Anode Materials for Next-Generation Li Batteries.

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recommendations! Published in 2021 at "Small"

DOI: 10.1002/smll.202006433

Abstract: In this study, four different MnO2 polymorphs are synthesized with a controlled morphology of hollow porous structures to systematically investigate the influences of polymorphs in conversion-based material. As the structure of these materials transforms into… read more here.

Keywords: conversion based; polymorphs; materials next; performance ... See more keywords

Anomalous Raman Response in 2D Magnetic FeTe Under Uniaxial Strain: Tetragonal and Hexagonal Polymorphs.

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recommendations! Published in 2024 at "Small"

DOI: 10.1002/smll.202400987

Abstract: 2D Fe-chalcogenides emerge with rich structures, magnetisms, and superconductivities, which spark the growing research interests in the torturous transition mechanism and tunable properties for their potential applications in nanoelectronics. Uniaxial strain can produce a lattice… read more here.

Keywords: polymorphs; anomalous raman; uniaxial strain; strain ... See more keywords
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A review on phase transition and structure-performance relationship of second-order nonlinear optical polymorphs

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recommendations! Published in 2020 at "Coordination Chemistry Reviews"

DOI: 10.1016/j.ccr.2020.213380

Abstract: Abstract Inorganic second-order nonlinear optical (NLO) crystals have become increasingly important to promote the laser frequency-conversion technology and scores of them crystallize in the polymorphic forms. Note that polymorphs possess identical chemical composition but multiple… read more here.

Keywords: phase; second order; phase transition; polymorphs ... See more keywords
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Emerging charge transfer in self-coupled polymorphs for promoting charge-carrier-involved photocatalysis

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recommendations! Published in 2020 at "Chemical Engineering Journal"

DOI: 10.1016/j.cej.2020.125213

Abstract: Abstract Heterostructure construction has been regarded as a feasible pathway for nanomaterial fabrication towards optimized properties. Despite impressive investigations on heterostructure fabrication, assembling distinct polymorphs to form heterojunction has seldom been focused on relevant aspects.… read more here.

Keywords: polymorphs; emerging charge; charge; charge carrier ... See more keywords
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Ab initio thermochemistry study of polymorphism in the Si2N2(NH) analog of Si2N2O

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recommendations! Published in 2021 at "Computational Materials Science"

DOI: 10.1016/j.commatsci.2021.110772

Abstract: Abstract We present a systematic density functional theory (DFT) study of the structural, bonding and electronic properties of the Si2N2(NH) polymorphs. This recently synthesized compound is a direct analog of Si2N2O in which the oxygen… read more here.

Keywords: analog; tetragonal monoclinic; polymorphs; study ... See more keywords

Chemical and physical controls on the transformation of amorphous calcium carbonate into crystalline CaCO 3 polymorphs

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recommendations! Published in 2017 at "Geochimica et Cosmochimica Acta"

DOI: 10.1016/j.gca.2016.09.004

Abstract: Abstract Calcite and other crystalline polymorphs of CaCO 3 can form by pathways involving amorphous calcium carbonate (ACC). Apparent inconsistencies in the literature indicate the relationships between ACC composition, local conditions, and the subsequent crystalline… read more here.

Keywords: calcium carbonate; amorphous calcium; polymorphs; composition ... See more keywords

Low-temperature polymorphs of lacosamide

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recommendations! Published in 2021 at "Journal of Crystal Growth"

DOI: 10.1016/j.jcrysgro.2021.126085

Abstract: Abstract Lacosamide is used in the adjunctive treatment of partial-onset seizures and diabetic neuropathic pain. Up-to-date, only one polymorph has been described. Our aim was to explore the thermal phase behavior of this compound. When… read more here.

Keywords: temperature polymorphs; polymorphs; temperature; low temperature ... See more keywords

Conformational flexibility and packing plausibility of repaglinide polymorphs

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recommendations! Published in 2018 at "Journal of Molecular Structure"

DOI: 10.1016/j.molstruc.2017.12.036

Abstract: Abstract The present manuscript highlights the structural insight into the repaglinide polymorphs. The experimental screening for the possible crystal forms were carried out using various solvents, which generated three forms. The crystal structure of Form… read more here.

Keywords: lattice energy; conformational flexibility; polymorphs; repaglinide polymorphs ... See more keywords