1.An assemblage of persons or objects gathered or located together; an aggregation:a group of dinner guests; a group of buildings near the road. 2.A set of two or more figures that make up a unit or design, as in sculpture. 3.A number of individuals or things considered or classed to...
atomic number513314981 atomic weight10.81126.98269.723114.818204.383 colour of elementbrownsilver-whitegray-bluesilver-whiteblue-white melting point (°C)2,075660.3226.76156.6304 boiling point (°C)4,0002,5192,2042,0721,473 density: solid (grams per cubic centimetre at 20 °C)2.342.6995.904*7.3111.85...
Every atom of sulfur when hydrogenated produces one molecule of H2S. Therefore, the number of moles of H2S formed during the reduction of a given group is equivalent to the number of moles of the sulfur group reduced (provided that the sulfur group contained only one sulfur atom). (2) When...
(co) polymer obtained narrow molecular weight distribution surprisingly and number average molecular weight and a predetermined (Mn> 10 above) by [M] / [I] That the free radical intermediate product is involved in ATRP is evidenced by the stereochemistry of the polymerization and analysis of the...
number of particles. This idea coarse-grains the entire domain uniformly so that a drastic improvement on the computational efficiency may be achieved in mesoscale or even macroscopic systems, while retaining the aforementioned advantages of MD. The RNG of elastic bodies has been constructed for ...
Moreover, a number of recent theoretical works were performed on group IV-V 2D binary compounds and reported interesting results in thermoelectricity for SiX (X=N, P, As, Sb, and Bi)25, visible-light photohydrolytic catalysts for SiP26, strain-tunable electron mobility for XY (X=C, Si, ...
In the same way as the 3d shell of gaseous atoms generally needs one or two 4s electrons for stabilizing the ground-state, certain molecules MX can be shown to contain the number of d-like electrons characterizing M(II) and an additional -electron. Comparisons are made with the occurrence ...
Reference DisabledThe number of times the ATOMSERVICE resource definition was referenced, but the resource definition was disabled.The valid format is an integer. Resource NameThe name of the CICS resource that provides the data for the Atom feed or collection.This resource name is an alphanumeric...
Other articles where azo group is discussed: dye: Azo dyes: …a ―N=N― unit, called an azo group; hence, the dyes containing this functional group are termed the azo dyes. The reaction of nitrous acid with Ar―NH2 (where Ar represents an aryl group) giv
The iridoid distribution in Dicotyledonae order is limited to a small number of families; small amounts of iridoids result approximately into 57 families in accordance with the update of angiosperm phylogeny group (APG III). As suggested by Amaral et al. [97], the iridoids are found into ...