nonstoichiometric


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nonstoichiometric

(ˌnɒnˌstɔɪkɪəˈmɛtrɪk)
adj
(Chemistry) chem (of a solid compound) having a composition in which the ratio of the atoms present is not a simple integer
References in periodicals archive ?
Nonstoichiometric formulation of epoxy-crosslinker thermosetting systems results in varying network structure and properties.
The stoichiometric ratio of cadmium to selenium in bulk CdSe is R = 1, but for nanocrystals a nonstoichiometric ratio has previously been observed.
Helmy, "Preparation and Solid-State Characterization of Nonstoichiometric Cocrystals of a Phosphodiesterase-IV Inhibitor and L-Tartaric Acid", Crystal Growth and Design, 6, 3, 690-700 (2006).
Only a few of the phases are stoichiometric minerals (anglesite = Pb sulfate, cerussite = Pb carbonate, galena = Pb sulfide, native Pb = Pb), whereas the others are nonstoichiometric associations of various metals and other elements.
An increase in polymer concentration leads to a rise in the isotherm as a result of a nonstoichiometric adsorption, which can be attributed to conformational changes from a flat form of the polymer to a loops and tails form.
1) proposed the use of nonstoichiometric reduced-complexity probes for hybridization to cDNA arrays and noted the fitness of the RNA arbitrarily primed PCR (RAP-PCR) [3] method.
Amberg, The Nature of Deficiency in Nonstoichiometric Hydroxyapatites.
Nonstoichiometric ratios produced nonplanar modes of propagation, so called, 'spin modes.
2000) have demonstrated that sulphate-reducing bacteria, grown in a synthetic liquid medium, produced nonstoichiometric dolomite during 30 days' incubation at 30[degrees]C.
nonstoichiometric, such as alloys, were discovered to be common and appropriately became known as Berthollides.