Parameters affecting 1258 Subject

Apart from the analyzed requirements to be fulfilled by an optimization parameter, one should also, when choosing the response, keep in mind the fact that this parameter affects, up to a point, the choice of the research subject model. Economic parameters are by their nature additive, so that they can be easily modeled by simple functions, which is not applicable to physical and chemical responses. 

There are several types of extruders available in the market some have single and some have twin-screw shafts. The extruder can be considered either wet or dry (3). Today, in the oilseed industry, no one uses twin-screw extruders because of their cost and complexity. Most of the oilseed industry uses either wet or dry (singlescrew) extruders. AU the extmders are basically screw pumps through which material is forced, while in the meantime, subjected to heat, cooking, and shear forces. Several parameters affect the quality of the end product when using extrusion technology. Serrano and Villalbi (4) list the following ... 

BOND PARAMETERS AFFECTING FAILURE OF CO-CURED SINGLE AND DOUBLE LAP JOINTS SUBJECTED TO STATIC AND DYNAMIC TENSILE LOADS... 

A small-scale ecosystem (research flume) has been used successfully to investigate the transport phenomena of radionuclides added as dissolved inorganics and to study and evaluate the parameters affecting a stream when it is subjected to organic stresses. 

This paper describes further investigations on this subject. Different parameters affecting the perfonnance and particularities to the use of this system in modem diesel engines are discussed. 

In conclusion, as pointed out in the introduction, the results to be presented in sects. 5—8 are not aimed at a detailed discussion of these fundamental aspects of flux pinning and flux dynamics, but rather at possibilities to improve 7c in the 123 superconductors. We must be aware of the fact, however, that the Jc s quoted in the literature often do not refer to the true critical current densities, since the data are affected by creep and relaxation, and should rather be quoted as shielding current densities 7s- Furthermore, we will refiain from judgements of the nature of the boundary line, where 7s goes to zero, and will refer to it as the irreversibility line. This characteristic parameter is subject to the same restrictions as mentioned above i.e., sensitive to the resolution of the experiment and its time scale. It is useful to note that the shape of this curve (// c) follows a power law (with an exponent of 1.5) for more three-dimensional HTS, as predicted by Malozemoff et al. (1988) on the basis of a depiiming argument, but an exponential law for two-dimensional systems, as shown schematically in fig. 6. 

Rosenkrantz, B., and Townley, E. Parameters Affecting Absorption of Griseofulvin in a Human Subject Using Urinary Metabolite Excretion Data J. Pharm. Sci. 59(5) 595-600 (1970) ... 

In summary, most optical properties are only slightly affected by addition of antiblocking, release, and slip additives. Film clarity is the only parameter affected by antiblocking additives. This deficiency seems to be the subject of ongoing research. 

The work of Karst et al/ employed computational fluid dynanucs (CFD) to model (fye liquor flow during beam dyeing and package dyeing and to determine how certain parameters affect liquor flow throrrgh the packages. The CFD approach makes it possible to accorrtmodate some complicated subject shapes, three-dimensiorral artalysis arrd variable parameters. 

When possible, quantitative analyses are best conducted using external standards. Emission intensity, however, is affected significantly by many parameters, including the temperature of the excitation source and the efficiency of atomization. An increase in temperature of 10 K, for example, results in a 4% change in the fraction of Na atoms present in the 3p excited state. The method of internal standards can be used when variations in source parameters are difficult to control. In this case an internal standard is selected that has an emission line close to that of the analyte to compensate for changes in the temperature of the excitation source. In addition, the internal standard should be subject to the same chemical interferences to compensate for changes in atomization efficiency. To accurately compensate for these errors, the analyte and internal standard emission lines must be monitored simultaneously. The method of standard additions also can be used. 

Various rules have been devised with partial success (70,30,99), but it is difficult to formulate encompassing generalities in a reaction subject to the influence of so many reaction parameters, The stereochemislrycan be affected importantly by the catalyst (35,36,64,65,77,89,94), solvent (63), substrate structure, and haplophilic effects (77). 

The same is true if another situation is considered if in a batch process a sample is taken before and after the operation under scrutiny, say, impurity elimination by recrystallization, and both samples are subjected to the same test method, the results from, say, 10 batch processes can be analyzed pairwise. If the investigated operation has a strictly additive effect on the measured parameter, this will be seen in the t-test in all other cases both the difference Axmean and the standard deviation will be affected. 

Here the B-spline Bim(zf, Xj) is the ith B-spline basis function on the extended partition Xj (which contains locations of the knots in the Zj direction), and is a coefficient. We use cubic splines and sufficient numbers of uniformly spaced knots so that the estimation problem is not affected by the partition. The estimation problem now involves determining the set of B-spline coefficients that minimizes Eq. (4.1.26), subject to the state equations [Eqs. (4.1.24 and 4.1.25)], for a suitable value of the regularization parameter. At this point, the minimization problem corresponds to a nonlinear programming problem. 

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