Control structures

The tests have been able to display the stresses distribution on the vessel surface (shell and heads) as well as characterize the most relevant zones for structural controls (weldings and so on). 

The same approach was followed at our laboratory to assess the possibility to display the stress distribution as well as to characterize the most relevant zones for structural controls on pressure vessels. 

For a given amplitude of the quasi-elastic release wave, the more the release wave approaches the ideal elastic-plastic response the greater the strength at pressure of the material. The lack of an ideally elastic-plastic release wave in copper appears to suggest a limited reversal component, however, this is much less than in the silicon bronze. Collectively, the differences in wave profiles between these two materials are consistent with a micro-structurally controlled Bauschinger component as supported by the shock-recovery results. Further study is required to quantify these findings and... 

Lipson (1943, 1944), who had examined a copper-nickeMron ternary alloy. A few years ago, on an occasion in honour of Mats Hillert, Cahn (1991) mapped out in masterly fashion the history of the spinodal concept and its establishment as a widespread alternative mechanism to classical nucleation in phase transformations, specially of the solid-solid variety. An excellent, up-to-date account of the present status of the theory of spinodal decomposition and its relation to experiment and to other branches of physics is by Binder (1991). The Hillert/Cahn/Hilliard theory has also proved particularly useful to modern polymer physicists concerned with structure control in polymer blends, since that theory was first applied to these materials in 1979 (see outline by Kyu 1993). 

Easy column combinations Pore structure control... 

Wiegand, G., and Remington, S. J., 1986. Citrate. syntha.se Structure, control and mechani.sm. Annual Review of Biophysics and Biophysical Chemistry 15 97-117. 

In terms of structural control, block copolymers have considerable advantages over graft copolymers. The segment length and sequence are generally more easily controlled for block copolymers than for graft copolymers. 

Prengaman, R. E., Structure Control of Non-Antimonial Lead Alloys via Alloy Additions, Heat Treatment and Cold Working, Pb80, Ed. Proc. 7lh Ini. Lead Conf., Madrid, Lead Development Association, London (1983)... 

The diffuse nature of orexinergic projections is consistent with combined patterns of expression of the two orexin receptors, which is widespread but differential and often complementary within and even outside the CNS. OX2Rs are found primarily in structures attributed to control of sleq)-wake functions, whereas OXIRs are more abundant in limbic structures controlling aspects of feeding, autonomic outflow, energy homeostasis, and to a lesser extent also REM-sleq). 

The recent development of structurally controlled dendrimers has led to the development of a wide range of new functional macromolecules. These dendrimers were first applied in the fields of chemistry, including catalysis, pharmacology, and materials science [23-26]. More recently there have been several reports of dendrimers having electro active, photoactive, and recognition elements [27-34]. Important applications in photonics have recently been exploited, though the number of reports is still limited. 

Carracedo, J. C. 1994. The Canary Islands an example of structural control on the growth of large oceanic-island volcanoes. 1. Volcan. Geotherm. Res. 60 225-241. 

Tsuji I, Kato H, Kobayashi H, Kudo A (2004) Photocatalytic H2 evolution reaction from aqueous solutions over band structure-controlled (AgIn)xZn2(i-x)S2 solid solution photocatalysts with visible-light response and their surface nanostructures. J Am Chem Soc 126 13406-13413... 

Liquid Phase Structural Control of Mono- and Bimetallic Nanoparticles... 

Sumi, K. (1968b) Structural control and time sequence of rock alteration in the Matsukawa geothermal area, with special reference to comparison with those of Wairakei. J. Jpn. Geotherm. Energy Assoc., 17, 80-92. (in Japanese with English abst.). 

K. Tanaka and Z -X. Xie, Composite nano-structures controlled by weak interactions on solid surfaces, Catal. Lett., 2002, 19, 149. 

It is important to select stoichiometric co-reductants or co-oxidants for the reversible cycle of a catalyst. A metallic co-reductant is ultimately converted to the corresponding metal salt in a higher oxidation state, which may work as a Lewis acid. Taking these interactions into account, the requisite catalytic system can be attained through multi-component interactions. Stereoselectivity should also be controlled, from synthetic points of view. The stereoselective and/or stereospecific transformations depend on the intermediary structure. The potential interaction and structural control permit efficient and selective methods in synthetic radical reactions. This chapter describes the construction of the catalytic system for one-electron reduction reactions represented by the pinacol coupling reaction. 

The theory of bulk liquid turbulent structure control in combination with the transverse lift force (Drew et al., 1978 Lahey, 1988)... 

Figure 2.1 Schematic of the rat brain (sagittal section) showing the approximate location of important brain structures controlling wakefulness and REM sleep. Abbreviations AH, anterior hypothalamus BF, basal forebrain DL pons, dorsolateral pons (rapid eye movement sleep control area) M-RA, Magoun/Rhines inhibitory area in the ventral medulla PH, posterior hypothalamus.

Nakanishi, K. (1997). Pore structure control of silica gels based on phase separation. J. Porous Mater. 4, 67-112. 

Kee HL, Kirmaier C, Yu L, Thamyongkit P, Youngblood WJ, Calder ME, Ramos L, Noll BC, Bocian DF, Scheidt WR (2005) Structural control of the photodynamics of boron-di-pyrrin complexes. J Phys Chem B 109(43) 20433... 

Structural control of polymer terminal has been extensively studied since terminal-functionalized polymers, typically macromonomers and telechelics, are often used as prepolymers for synthesis of functional polymers. Various methodologies for synthesis of these polymers have been developed however, most of them required elaborate and time-consuming procedures. By selecting... 

Perry, C.C. and Keeling-Tucker, T. (2000) Biosilicification The role of the organic matrix in structure control. Journal of Biological Inorganic Chemistry, 5, 537-550. 

Shenhar, R., Norsten, T.B. and Rotello, V.M. (2005) Polymer-mediated nanoparticle assembly structural control and applications. Advanced Materials, 17, 657-669. 

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