Outer perimeter

What is the outer perimeter of the doorway shown below ... 

Establish isolation distance and restrain entry law enforcement officers should establish an outer perimeter, and completely secure the scene. 

Like national and ethnic collective identities, disciplinary identities may be permeated by outsiders and their ideas, which become the sources for innovation and creativity. And the elements of conflict that often help establish disciplinary identity in the first place may lead to immigrations and emigrations capable of transforming the substructure and outer perimeter of the discipline. We can see many aspects of these changes as they unfold in the historical record, for example, revisions of the hagiography of the discipline, creation of new institutions and homelands, or, perhaps more immediately, transformations in everyday language. 

Again, as shown in figure 9.1, layered security starts with the outer perimeter (the fence—the first line of physical security) of the facility and goes inward to the facility, the buildings, structures, other individual assets, and finally to the contents of those buildings—the targets. 

The area between the outer perimeter and structures or buildings is known as the site. This open site area provides an incomparable opportunity for early identification of an unauthorized intruder and initiation of early warning/response. This open space area is commonly used to calculate the standoff distance that is, it is the distance between the outside perimeter (public areas to the fence) and the target or critical assets (buildings/structures) inside the perimeter (inside the fence line—the restricted access area). 

Preliminary tests indicated that the distribution of inorganics within a particle could be a function of the rate at which the lignite sample was dried. Rapid drying rates resulted in a concentration of inorganics in the central zone of a particle, whereas slow drying rates resulted in a concentration at the outer perimeter of the particle. 

Finally, a ring of larger holes at the outer perimeter of the plate prevents the occurrence of a dead space which would result in a portion of the product remaining uncoated. This cylinder in a cylinder concept is seen in lab and pilot scale machines up to about 24 in coating chamber diameter. For production machines, multiples or clusters of partitions which are 9 in diameter are... 

A perspective drawing of a cyclohexane molecule is shown in Figure 5.18 - overlapping first ionization spheres of the carbon atoms define the outer perimeter. It is obvious that concentration of the valence density on the con-... 

Although cubane is three dimensional and its representation on a planar surface introduces some distortion, if one considers the outer perimeter as a ring to be counted, the correct number of simple faces has been formed. In other words, one of the inadequacies of the SSSR process is that there are different rules for molecules that are co-planar vs. those that are three-dimensional . 

A very different detection approach was used [40] based on the electro-catalytic oxidation of sugars and amines at a copper electrode surface. The ssDNA and dsDNA were detected in the picomolar concentration range. The electrochemical signal due to dsDNA was higher than due to ssDNA owing to the larger number of easily accessible sugars on the outer perimeter of dsDNA double helix compared to those on a ssDNA of the same size, in contrast to most electrochemical studies based on the electroactivity of the bases. 

Steps 2 and 6 are both pore diffusion processes with apparent activation energies between 2 and 10 kcal/mol. This apparent activation energy is stated to be about 1/2 that of the chemical rate activation energy. The concentration of reactants decreases from the outer perimeter towards the center of the catalyst particle for Step 2. In this case some of the interior of the catalyst is being utilized but not fully. Therefore the effectiveness factor is greater than zero but considerably less than one. These reactions are moderately influenced by temperature but to a greater extent than bulk mass transfer. 

The C-C bond distances of the inner core of the coronene molecule 148) are 143 pm, the C-C bond distances of the outer perimeter 138 and 141 pm. These distances, which are similar to those observed in benzene itself can be used as standards for the purpose of comparison (v.i.). 

Sevenich and Fritz [9] published a comprehensive study of metal cation selectivity with resins of a more modern type. The studies were made on a column packed with a 12% cross-linked polystyrene-divinylbenzene resin 12-15 mm in diameter and with an exchange capacity of 6.1 pequiv/g. The resins were prepared by rapid sulfonation so that the sulfonic acid groups are concentrated on the outer perimeter of the resin beads [10]. 

In view of the very low capacity of the resin used, it may seem remarkable that slopes so close to the theoretical values were obtained. One might expect the ion-exchange sites to be so scattered that it would be impossible for a 3-i- cation to exchange with three sites. However, other work has demonstrated that the exchange sites are in a thin layer on the outer perimeter of the ion-exchange bed. The results obtained here indicate that the concentration of sites in this outer layer is sufficiently dense that essentially theoretical exchange is obtained for polyvalent metal ions. 

To estimate the plastic deformation, assume that the deformation occurs mainly in the shear bands. Introduce into the plastic deformation rate. Equation (5) nominal characteristic values for RDX, ° so that the plastic deformation rate reduces to dy/dt = 2T(t,U)Pc(t)x10 s. Approximating dy/dt = Ay/At and letting At = 5 x lO s, which is the measured time of the impact, gives Ay = T(t,U)Pc(t)x10 s. It will be shown in the following paragraph that for mild impacts slightly less than that required for initiation of chemical reaction in RDX, T(t,U)Pc(t) = 10 in crystals at the outer perimeter of the impacted sample. The plastic strain is Ay 10 which is close to the measured values of Ay = 10 to 20, (1000% to 2(KX)%). 

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