INDEX experimental data

Refractive Index Experimental Data for Gas and Liquid. From a measured refractive index it is always possible to extract formally an average linear dipole polarizability, a, from the Lorentz-Lorenz equation,... 

In all complex mixtures, such as petroleum, it is difficult to define what is meant by pure raffinate R) and pure extract (jB), and hence the RE scale is not read directly in percentages of R and E but by some significant property such as specific gravity or Viscosity Index. Experimental data are necessary in order to draw the diagrams. 

W1 is Bond work index based on 100 percent passing a 200-mesh sieve, is the sohds feed rate in kg/min, and S is weight percent solids in the feed. This represents experimental data for limestone, feldspar, sulfide ore, and quartz. The influence of Wl is believed to be due to its effect on amount of fines present in the mill. Parameters that did not affect are specific gravity of feed material, and feed size over the narrow range studied. 

Based on experimental data, the oxygen index (jO is ealeulated by formula ... 

The general equation for the gel effect index, equation (la) which incorporates chain transfer, was used in those cases where there was not a good agreement between model predictions and experimental data. The same values of and (derived from the values of and C2 found at high rates) were used in the integration of equation (1) and the value of the constant of chain transfer to monomer, C, was taken as an adjustable parameter and used to minimize tfie error of fitting the time-conversion data by the model. 

The CrossFire Beilstein database is the world s largest compilation of chemical facts. This database indexes three primary data domains substances, reactions and literature. The substance domain stores structural information with aU associated facts and literature references, including chemical, physical and bioactivity data. The reaction domain details the preparation of substances, enabling scientists to investigate specific reaction pathways with reaction search queries. The literature domain includes citations, titles and abstracts, which are hyperhnked to the substance and reaction domain entries. It contains over 320 million experimental data, over 10 million reactions and data indexed from over 175 journals. 

Fig. 2.9.10 Maps of the temperature and of the experimental data. The right-hand column convection flow velocity in a convection cell in refers to numerical simulations and is marked Rayleigh-Benard configuration (compare with with an index 2. The plots in the first row, (al) Figure 2.9.9). The medium consisted of a and (a2), are temperature maps. All other random-site percolation object of porosity maps refer to flow velocities induced by p = 0.7 filled with ethylene glycol (temperature thermal convection velocity components vx maps) or silicon oil (velocity maps). The left- (bl) and (b2) and vy (cl) and (c2), and the hand column marked with an index 1 represents velocity magnitude (dl) and (d2).

Figure 12. Measurement arm of the Mach-Zehnder interferometer covered by a sensitive polymer layer, resulting in a intensity modulation by a change of the refractive index. This schematic changes are combined with the experimental data on the right side on top the curve of uptake of analyte, and its diffuseion out of the layer (right part), in the middle the experimental modulation, and at the bottom the related changes in refractive index. Bottom left shows the result of intensity signal versus the amount of substance for eight different analytes.

Basic data of the thickness of the adsorbed layer, t, and the refractive index, n, of the adsorbed layer were calculated from the experimental data of the phase difference, A, and the azimuth angle, i >, of the amplitude ratio by computer. The computer program proposed by McCrackin (10) was used. 

Figure 9.4. Characterization of mesoporous Si02 films with cylindrical mesopores (ca. 3nm in diameter) templated using Brij 58 surfactant TEM image a), 2D GISAXS pattern with crystallographic indexation b), and SRSAXS/XRR analysis c).The experimental data in c) thus correspond to a detailed scan along the sz axis in b), using a suitable diffractometer. The films were prepared according to Ref. 39 and analyzed by the methods described therein.

Fig. 16.5 Response to refractive index interrogation of a single NOSA waveguide, (a) Output spectrum for a NOSA where one of the five resonators is fluidically targeted, first with water and then with a CaCl2 solution. The resonance of the targeted resonator shifts toward the red end of the spectrum due to the higher refractive index of the CaCl2 solution, (b) Experimental data (with error bars indicating inter device variability) showing the redshifts for various refractive index solutions. The solid line is the theoretically predicted redshift from FDTD simulations. The experimental data is in excellent agreement with the theory. Reprinted from Ref. 37 with permission. 2008 Optical Society of America...

In addition to light scattering experimental data, it is necessary to know refractive index n0 of pure... 

Sulfur. Thiophene and benzo[ >] thiophene are both aromatic heterocycles, as discussed earlier in this review. Isothiazole is a planar molecule with an aromaticity comparable with those of thiazole and pyrazole, and higher than those of isoxazole and oxazole,122 140 as evaluated on the basis of Bird s aromaticity index A, based upon the statistical degree of uniformity of the bond orders of the ring periphery. Theoretical calculations and experimental data in connection with the aromaticity of isothiazole have been reviewed.141 Thiazole is also viewed as an aromatic molecule, similar to thiophene. It lacks an experimental aromaticity value, but the heat of formation together with bond lengths and angles have been calculated by various computational meth-... 

It may happen that experimental data are recorded with an insufficient number of observations or at inappropriate time points. In such cases, it is not possible to obtain insight into the curve profile and to compute metrics such as semi-invariants or even a Rescigno index. Amazingly, this situation is discussed mainly with respect to in vitro-release data, although modern equipment easily permits automatic recording of complete time profiles obviously, the problem does not exist for in vivo data despite the more pretentious experimentation. 

The definition of these metrics appears somewhat arbitrary and is hard to understand in the framework of statistical reasoning. In particular, the meaning of maximum and minimum terms in the definition of the Chinchilli and the rho metrics cannot be easily verified. The fact that an arbitrarily defined index performs better for an arbitrarily selected set of experimental data cannot be accepted as a general proof of validation. 

Figure 8.13 shows the results of a simulation for the particle data obtained from Figure 8.12. The average radius was found to be 5.14/tm, and the refractive index used was 1.47 +10 5 i. The dimensionless optical size x = 2na/k is displayed so that the simulation and the experimental data can be...

Blevins and Gore [9] found that, for the low-stretch-rate flames, the NO emission index increased from the diffusion flame value up to = 2.5 in contrast to the experimental data. However, the NO emission index decreased at lower and reached a minimum at = 1.6. Based on this background, the... 

As with gas—liquid systems, chemical engineering theorists have almost exclusively concerned themselves with the creation of surface area (drop formation), usually relating surface area creation to the expenditure of power raised to an index of around . These expressions are entirely empirical and of only guidance value in the absence of essential experimentation data. Drop coalescence remains a black art. 

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