Big Chemical Encyclopedia

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

Articles Figures Tables About

Features, defined

A tire reinforcement s use is dependent on several physical properties (26). Some of the most important are tabulated in Table 1. These properties effectively screen candidates for use in tires. The secondary features define a fiber s potential for tire use. [Pg.83]

Various syndromes associated with hypereosinophilia involve skeletal muscle. There is a rare form of polymyositis which is characterized by this feature (defined as exceeding 1,500 eosinophils/mm for at least six months). Clinical presentation includes skin changes, heart and lung involvement, and peripheral neuropathy as well as proximal myopathy. The condition must be distinguished from trichinosis and other parasitic infections associated with hypereosinophilia. Muscle biopsy findings are interstitial and perivascular infiltrates in which eosinophils predominate but are accompanied by lymphocytes and plasma cells, and occasional muscle fiber necrosis. Fascitis may also be associated with hypereosinophilia (Shulman s syndrome). This condition is characterized by painful swelling of skin and soft tissues of trunk and extremities and weakness of limb muscles. Biopsy of muscle... [Pg.336]

The dictionary is the interface between the informal and the formal. It has an entry for the name of each named feature together with both its formal and its informal definitions. Whether or not the dictionary is presented as an actual table (either in printed matter or on screen—a good tool should be able to extract it and present it if you so require), the dictionary is the notional holder of all the features defined within the package. [Pg.316]

In the resulting model, each type has all the features given to it explicitly (such as, the Job s Customer) and also all the features defined by the framework, as name-substituted by the application. Working out the complete model is called unfolding. A good tool can show an unfolded version on demand. [Pg.367]

Fig. 6 Top A 4-in. silicon substrate with multiplexed MIPs. Features defining one chip are repeated on the entire wafer. Inset A, MIP templated with dansyl-L-Phe B, MIP templated with boc-L-Phe C, nonimprinted control polymer [75], Bottom Examples of MIP patterns obtained by photolithography. With this method, a wide variety of shapes is achieved with resolution down to 1.5 pm [75] Reproduced by permission of the Royal Society of Chemistry... Fig. 6 Top A 4-in. silicon substrate with multiplexed MIPs. Features defining one chip are repeated on the entire wafer. Inset A, MIP templated with dansyl-L-Phe B, MIP templated with boc-L-Phe C, nonimprinted control polymer [75], Bottom Examples of MIP patterns obtained by photolithography. With this method, a wide variety of shapes is achieved with resolution down to 1.5 pm [75] Reproduced by permission of the Royal Society of Chemistry...
In an initial mn, two different H-bond acceptor features (foot point and projected points see Section 15.4.4) were selected in order to evaluate which of these two definitions was retained to build the best models. As expected, the Id-bond acceptor feature defined as a simple projected point constraint was clearly favored. Even if more complex models allowing variable tolerances and variable weights were required, the foot point feature was never as good as the projected point (data not shown). Consequently, the H-bond acceptor feature defined as a foot point was discarded from further pharmacophore model research. [Pg.354]

The general features are responsible for the equal mechanism of complex II formation, whereas the distinctive features define the fate of the mechanism. [Pg.204]

The printing process can be separated into two parts fabrication of the stamp and use of this stamp to pattern features defined by the relief on its surface. These two processes are typically quite different, although it is possible in some cases to use patterns generated by a stamp to produce a replica of that stamp. The structure from which the stamp is derived, which is known as the master , can be fabricated with any technique that is capable of producing well-defined patterns of surface relief. This master can then be used directly as the stamp, or it can be used to produce stamps via molding or printing procedures. [Pg.246]

No case study is exactly like another case. Each case study has its own features, defined by the natural setting and the nature of data obtained. The following case studies are an assortment of studies, heavily based on chemical data. [Pg.141]

Computer-assisted molecular design based on three-dimensional disposition of chemical features defining a pharmacophore bioactivities of hypothetical structures predicted based on their fit to models derived from known compounds. Silicon Graphics. [Pg.233]

This fairly straightforward concept of the stereochemical features defining the specificity of eel serum was, however, complicated by an unexpected finding extremely low concentrations (for example, 0.3 /Ag/ml) of an L-fucose-free polysaccharide from Taxus cuspidata com-... [Pg.277]

This allows one to define the similarity of molecular shapes within the given (P,W) context in terms of a topological equivalence [108]. Informally, if we agree on which physical property or model P is to be used for comparison, and which topological features W of P are essential, then a topological equivalence of these features defines the similarity of the molecular shapes. Below we shall give a more formal definition. [Pg.141]

The major features defined by CONSENSUS/SNORKEL analysis of class Ai (Fig. lOB) are two Arg residues at the polar-nonpolar interface and four Leu residues in the center of the nonpolar face. From Table III, class Ai has a nonpolar face hydrophobicity comparable to that of class A2, but the mean hydrophobic moment is considerably lower, and, unlike class Ai, Arg residues are twice as prevalent as Lys residues Fig. 11 shows a COMBO analysis for the distribution of Lys versus Arg for class A2 versus class Ai. A typical example of the class Ai domain, apoA-I[165-186], is shown in Fig. 8C and D. [Pg.333]

The principle of nanoimprint is quite simple. As shown in Fig. lA, NIL uses a hard mold that contains nanoscale features defined on its surface to emboss into polymer material cast on the wafer substrate under controlled temperature and pressure, thereby creating thickness contrast in the polymer material, which can be further transferred through the resist layer via an O2 plasma-based anisotropic etching process. Nanoimprint has the capability of patterning sub-10 nm features, " yet only entails simple equipment setup and easy processing. This is the key reason that NIL attracted wide attention within only a few years after its inception. [Pg.1791]

FIGURE 28.9 Pharmacophoric features defined based on compound 1. (Red sphere = any positively charged element, orange sphere = aromatic or hydrophobic group, cyan sphere = aromatic ring). [Pg.581]

In prokaryotic cells, the protein structural features defining lipid-binding domains are less well conserved than in eukaryotes, and the membrane ligand appears to be an anionic lipid-rich domain with little selectivity for the chemical species of lipid. DnaA (K. Boeneman, 2005), MinD [20], and SecA (Section 5.3) are amphitropic proteins in... [Pg.25]

The features selected from mass spectra are given in Table 1. They contribute 120 bits to the signature. Proton magnetic resonance spectra are coded by defining partly overlapping ranges for the chemical shift with widths from 0.5 to 4 ppm to allow for the variability of the spectral data. Every range has three features, defined as follows ... [Pg.105]

During the concentric needle examination, the investigator searches for abnormal insertional activity, spontaneous activity in relaxed muscles, and motor unit potentials with abnormal appearance. The waveshape of motor unit potentials is assessed on the basis of the quantitative waveform features defined in Figure 25.7 ... [Pg.410]

Based on the complimentary information contained in the MUP features defined above, it is possible to infer about the number and density of fibers in a motor unit as well as the synchronicity of the SFAPs. However, the concentric electrode is not sufficiently selective to study individual fibers, nor is it sufficiently sensitive to measure the total size of a motor unit. The following two techniques were designed with these objectives in mind. [Pg.411]


See other pages where Features, defined is mentioned: [Pg.139]    [Pg.139]    [Pg.63]    [Pg.139]    [Pg.1230]    [Pg.70]    [Pg.381]    [Pg.195]    [Pg.491]    [Pg.287]    [Pg.274]    [Pg.1]    [Pg.326]    [Pg.406]    [Pg.81]    [Pg.1367]    [Pg.13]    [Pg.1402]    [Pg.2202]    [Pg.94]    [Pg.471]    [Pg.52]    [Pg.3069]    [Pg.85]    [Pg.27]    [Pg.34]    [Pg.34]   
See also in sourсe #XX -- [ Pg.112 ]




SEARCH



Defining features

Perceptual spaces defined by independent features

© 2024 chempedia.info