Results 11 to 20 of about 966,011 (311)

Crystallization in Confinement [PDF]

open access: yesAdvanced Materials, 2020
Many crystallization processes of great importance, including frost heave, biomineralization, the synthesis of nanomaterials, and scale formation, occur in small volumes rather than bulk solution.
F. Meldrum, C. O’Shaughnessy
semanticscholar   +4 more sources

Computational Crystallization [PDF]

open access: yesArchives of Biochemistry and Biophysics, 2015
Crystallization is a key step in macromolecular structure determination by crystallography. While a robust theoretical treatment of the process is available, due to the complexity of the system, the experimental process is still largely one of trial and ...
Altan, Irem   +2 more
core   +3 more sources

Molecular tectonics: from crystals to crystals of crystals [PDF]

open access: yesChemical Communications, 2013
The in situ combination of M(II) cations (Co, Ni, Cu or Zn) with 2,4,6-pyridinetricarboxylic acid as a ligand, a bisamidinium dication as a H-bond donor tecton and NaOH leads to the formation of anionic metal complexes ML2(2-) and their interconnection into isomorphous 3D H-bonded networks displaying different colours which were used as preformed seed ...
Marinescu, Gabriela   +3 more
openaire   +4 more sources

Crystallization and Crystal Data of Monellin [PDF]

open access: yesProceedings of the National Academy of Sciences, 1975
Crystals of monellin, a sweet protein from Dioscoreophyllum cumminsii , were grown by vapor diffusion of 20% ethanol into buffered protein solution. The crystals are orthorhombic, belonging to space group P2 1 2 1 2, with a = 54.4 Å,
Alexander Wlodawer, Keith O. Hodgson
openaire   +3 more sources

Conversion of stable crystals to metastable crystals in a solution by periodic change of temperature [PDF]

open access: yes, 2023
Using a Becker-D\"oring type model including cluster incorporation, we study the possibility of conversion of stable crystals to metastable crystals in a solution by a periodic change of temperature. At low temperature, both stable and metastable crystals grow by coalescence with abundant clusters.
arxiv   +1 more source

Crystallization of microporous crystals [PDF]

open access: yesChinese Science Bulletin, 2015
Zeolites and related microporous crystalline materials have been widely used as ion-exchangers in detergent industry, catalysts in petrochemical and chemical industry, and adsorbents in air separation by pressure swing adsorption. Its crystallization mechanism has been an important issue in zeolite field.
Wenfu Yan   +2 more
openaire   +2 more sources

Nanomaterials for the Removal of Heavy Metals from Wastewater

open access: yesNanomaterials, 2019
Removal of contaminants in wastewater, such as heavy metals, has become a severe problem in the world. Numerous technologies have been developed to deal with this problem. As an emerging technology, nanotechnology has been gaining increasing interest and
Jinyue Yang   +7 more
doaj   +1 more source

Toward an Understanding of the Formation and Desolvation of Methanol Solvate, and Structure of Methanolysis Product: A Case Study of Nicosulfuron

open access: yesCrystals, 2020
Nicosulfuron (NS) is a widely used sulfonylurea herbicide because of its high selectivity, broad spectrum of herbicide activity, and excellent performance.
Huaxiang Zhu   +7 more
doaj   +1 more source

Repeated crystallization in undercooled Zr41Ti14Cu12Ni10Be23 liquids [PDF]

open access: yes, 2000
Isothermal crystallization studies are performed on Zr41Ti14Cu12Ni10Be23 melts. Undercooling experiments are carried out repeatedly at 907, 860, and 750 K. The scattering of the time to reach the onset of crystallization is investigated.
Busch, Ralf   +2 more
core   +1 more source

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