ring structure


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ring structure

[′riŋ ‚strək·chər]
(computer science)
A chained file organization such that the end of the chain points to its beginning.
(geology)
A formation on the surface of the earth, moon, or a planet, having a ring-shaped trace in plan.
(organic chemistry)
A cyclic chemical structure consisting of a chain whose ends are connected by bonds.
References in periodicals archive ?
The certainty is that in no way can the nonradiative rate be considered to be dominant, and this is to be expected as the positional change on the terminal benzene ring would not be expected to have a major effect on the vibrational coherence on the ring structure or extend to the bridging imidazole ring.
In the ring structure, the random witness chains run through the entire nonhotspot area in the centrifugal direction, and the random detection routes or verification paths are formed along the circumference.
Therefore, in this article, our target is to obtain the controllable copolymer to achieve its transition between plastic and elastomer by tuning the stereostructure of non-planar ring structure. Besides, to develop its application, this copolymer is used to implement toughening PLA.
The isolated division machineries showed super twist, spiral, and ring structures (Fig.
Note that the protocol overhead for the ring structure building has also been considered.
The ring structure, when inserted, tightly fits to the cervix anatomy, and provides a good base for defining the applicator coordinate system.
The C2 binding site is not altered whether the sugar molecule is in a ring structure or straight chain.
Jans introduces rings and homology to students familiar with the very minimum of algebra, mixing a little ring structure with some homological algebra and giving students practice in the techniques of each area.
With its fluorinated groups and carbon ring structure, it is an ideal choice for both polar and non-polar compound separations, as well as challenging methods that include halogenated, conjugated or isomeric compounds.
A proper subset P of R<S [union] I> is called a subring but P should not have the LA-semigroup ring structure and is defined to be a subring of R<S [union] I>.
The characteristic signals of oxazine ring structure assigned to-Ph-C[H.sub.2]-N- and -O-C[H.sub.2]-N-protons appeared as two singlet at 3.83 ppm (6H) and 4.71 ppm (6H), respectively.
In this step, one O-S van der Waals bond of three-membered ring structure in IN1 molecule ruptures and IN2 appears.