Big Chemical Encyclopedia

Chemical substances, components, reactions, process design ...

Articles Figures Tables About

LINK operator

Quantum mechanics has a set of rules that link operators, wavefunctions, and eigenvalues to physically measurable properties. These rules have been formulated not in some arbitrary manner nor by derivation from some higher subject. Rather, the rules were designed to allow quantum mechanics to mimic the experimentally observed facts as revealed in mother nature s data. The extent to which these rules seem difficult to... [Pg.38]

No polymer is ever 100% crystalline at best, patches of crystallinity are present in an otherwise amorphous matrix. In some ways, the presence of these domains of crystallinity is equivalent to cross-links, since different chains loop in and out of the same crystal. Although there are similarities in the mechanical behavior of chemically cross-linked and partially crystalline polymers, a significant difference is that the former are irreversibly bonded while the latter are reversible through changes of temperature. Materials in which chemical cross-linking is responsible for the mechanical properties are called thermosetting those in which this kind of physical cross-linking operates, thermoplastic. [Pg.26]

Link operating factor (fan operation, window opening)... [Pg.1087]

Local geometry altering rules are constructed by direct analogy for any two selected sites i and j we restrict attention to site values of vertices contained within a 1-sphere of either site that is, to all kES i,j) = S i) U Si j). Link operators, whose action on the state is represented by —... [Pg.445]

The action of link operators is then conveniently expressed as a function of the sums within the individual partitions. Defining i/ij = -p aj, Uij = YlkeAa and bij = Jf,keBu 8 ... [Pg.445]

Global transition operators are obtained by applying individual value and link operators to all sites and site-pairs in the graph G ... [Pg.447]

Some other varieties of behavior are shown in figure 8.22 and 8.23. Figures 8.22-a and 8.22-b are representative of the class of link rules for which the induced structural change is only minimal. Such systems evolve essentially as a CA system on a mildly perturbed underlying lattice. Other rules may have a much stronger effect on the lattice and can significantly alter the manner in which the pure value propagation proceeds in the absence of any link operators. [Pg.453]

The RTM should be updated to link operation and maintenance activities that address system requirements. Operation and maintenance requirements are discussed in more detail in Chapter 11. [Pg.116]

To arrive at one end of this chain from the other, all the links must be in order. The probability that this will be so depends on the efficiency with which each link operator works if searcher, indexer, and abstractor are all 95% eificient, the overall efficiency is 85.7% and the chance that a given piece of original information will reach the searcher is approximately 5 in 6. While it is the main object of this contribution to say a little about the link between abstract and original, it is not always possible to avoid encroaching on the subjects of indexing and searching the main object is, nevertheless, to examine the relation between the original communication and those abbreviated forms which are indispensable to the chemist. [Pg.33]

Figure 3.2. Graph-theoretical expression of Cope rearrangement formulated in terms of chemical structure theory. Ac = V, E() graph of reactants A = V, E,) graph of products. The binary graph-theoretical linkings operate only on the edge sets. Figure 3.2. Graph-theoretical expression of Cope rearrangement formulated in terms of chemical structure theory. Ac = V, E() graph of reactants A = V, E,) graph of products. The binary graph-theoretical linkings operate only on the edge sets.
Queries are performed on databases based on fields. SRS provides a full query language for interrogating both strings and numeric fields and combining searches across multiple libraries and fields. SRS returns a set as the result of a query. Sets can be combined with the AND ( ), OR ( ) and BUT NOT (T) operators, which allow for the union, intersection and and not combination of two sets. In addition, two link operators are provided. These allow for 2 sets to be linked together and the returning set to either be the set of entries in set 2 which link to set 1 or the set of entries in set 1 which link to set 2. [Pg.453]

The result of a query or link operation in SRS is a set of entries. This is just a collection of entry-IDs and does not contain any information from the entry in the databank. Views provide a way of viewing part of the information from a databank for those entries in the set. Moreover, related information from a different databanks can be included in the view, thus creating a virtual entry. [Pg.453]

Speranza, M.G. and W. Ukovich, Minimizing Transportation and Inventory Costs for Several Products on a Single Link , Operations Research 42 (1994), 879-894. [Pg.740]

Method of vibration by electromagnets, by cams actuated by links (operated by motors)... [Pg.89]

The source for a standard external modulation link operates CW thus, there are no modulation requirements on the laser. This removes the primary constraint, which in the direct modulation case limited the laser choice to semiconductor lasers. Conceptually, then, any type of laser could serve as the source for an external modulation link. Early external modulation hnks used semiconductor diode lasers, but more recently the majority of external modulation Hnks have been fed by soHd-state lasers. [Pg.955]

The analysis will start with the link. This is a simple lever which is a beam. The loads are the driving load from the cam, the static load from the spring in the fully relaxed position of the lever, the dynamic load from the spring as the link operates, and the inertial load produced by the pivoting of the link. Using the Me 11 relationship, the... [Pg.286]

Table 3.4 Predicted quick response sprinkler link operation time and corresponding fire growth characteristics (courtesy of FM Global)... Table 3.4 Predicted quick response sprinkler link operation time and corresponding fire growth characteristics (courtesy of FM Global)...
CoMPiLERS Computer Networks Microcomputer Buses and Links Operating Systems Process Control Systems Software Engineering Software Maintenance and Evolution... [Pg.38]

The special links operating are all permanent point-to-point links. [Pg.327]


See other pages where LINK operator is mentioned: [Pg.331]    [Pg.875]    [Pg.446]    [Pg.230]    [Pg.8]    [Pg.463]    [Pg.331]    [Pg.798]    [Pg.97]    [Pg.875]    [Pg.230]    [Pg.765]    [Pg.386]    [Pg.1102]    [Pg.520]    [Pg.225]    [Pg.545]    [Pg.210]    [Pg.91]    [Pg.937]    [Pg.875]    [Pg.98]    [Pg.27]    [Pg.27]    [Pg.28]    [Pg.28]    [Pg.361]    [Pg.666]   
See also in sourсe #XX -- [ Pg.147 , Pg.191 , Pg.226 ]




SEARCH



Cross-linked polymers, susceptibility operators

Cross-linking effect after operation

© 2024 chempedia.info