crystal structure

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crys·tal struc·ture

the arrangement in space and the interatomic distances and angles of the atoms in crystals, usually determined by x-ray diffraction measurements.
References in periodicals archive ?
Participants in the blind test were invited to predict the full three-dimensional crystal structures of five previously unpublished compounds, starting solely from the chemical diagram and basic crystallization conditions.
Korter's new research combines THz experiments with new computational models that accurately account for the effects of the London dispersion forces to predict crystal structures of various substances.
With respect to PVdF, its crystal structures are roughly classified into I-form, II-form, and III-form.
Chemists and physicists explain techniques by which nuclear magnetic resonance imaging can provide illuminate the disposition of atoms in the unit cells of crystals, and can ferret out information about the crystal structures that is inaccessible by diffraction methods.
Astex scientists have published on the crystal structures of human isoforms 2C9 and 3A4 in the world-leading scientific journals Nature and Science(1).
AIST and Tohoku have clearly identified the initial nucleation followed by growth of quantum dot crystals, and moreover clarified the relationship between crystal structures in nucleation and growth, and the optical absorption spectra with the technique of computational chemistry.
Aliphatic polyamides, named nylons, present three basic crystal structures at room temperature according to the differences in the disposition of the amide groups and the methylene concentration in the repeat unit, based on the classification by Kinoshita in 1959 [1].
The intensity can change a rock's looks and texture, and rearrange crystal structures to form new minerals in the rock.
It is anticipated that enhancements to the data quality will be achieved, leading to the solution of larger crystal structures, and improvements in the accuracy of refined structures.
A report on the complex crystal structures of these compounds was recently published in the journal Structure.
Although it is typically easier and faster to run a Rockwell test, it is not used for metals other than steel because they contain multiple crystal structures within the sample.
Hyde and Andersson have accomplished an ambitious project: to show how a vast number of inorganic crystal structures can be described in terms of a very few structure types.