Materials Literature
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In this paper the hybrid algorithms in object caching system is considered. The method using hybrid algorithm in implementation of the adaptive caching systems is offered. The new universal method hybridization of two and more caching algorithms is described. The description of the new hybrid (of the algorithm LRU and…
In article results of the theoretical description шумообразования the large-sized equipment in a proportional premise are resulted at presence шуморзащитной designs. Proceeding from conditions of maintenance of a sanitary code of noise expression of a necessary thickness of elements of a soundproofing design is receiv…
Happen to the results of the experimental studies, directed on determination brought three-dementional acerbity sleeve high pressure and hydraulic cylinder from degree of the moving the rod
Thermoplastic vulcanizates (TPVs) are a special class of thermoplastic elastomers, which are produced by simultaneously mixing and crosslinking a rubber with a thermoplastic polymer at an elevated temperature. Peroxide-cured TPVs based on blends of silicone rubber and thermoplastic Engage of two different types, mainl…
We report a comprehensive investigation of a model for peeling of an adhesive tape along with a nonlinear time series analysis of experimental acoustic emission signals in an effort to understand the origin of intermittent peeling of an adhesive tape and its connection to acoustic emission. The model represents the ac…
In the given paper equations of motion of a drive of end-effectors of a combine are gained at turning on lenix-transmissions which in this phase exhibits properties of a nonlinear nonholonomic constraint of the second order. It is displayed, that without essential lapses for practice the equation of a nonlinear nonhol…
The article is devoted to most important questions of rational nature using, environment protection and population health. There are formulated principals of monitorring system. The article describes the complex of technical means for comprehensive checking of earth condition and low altitude atmosphere. There are poi…
In present article the approach to calculation and modelling of the stationary and almost stationary magnetic fields, based on transformation of a vortical magnetic field to a potential field is stated. The fact consisting in representation of a contour is put in a basis of a method, formed thin closed токовой by a st…
In this paper we introduce a new objective function for vertical partitioning relations in relational databases. It has been built with the new evaluative criterion: cache hit probability. Also present heuristic algorithm for finding the optimal partitioning schema.
The field-effect mobility of graphene devices is discussed. We argue that the graphene ballistic mean free path, Lballcan only be extracted by taking into account both, the electrical characteristics and the channel length dependent mobility. In doing so we find a ballistic mean free path of Lball=300plusmn100 nm at r…
Polycrystalline Bi(1-x)Dy(x)FeO(3) (x = 0.0, 0.03, 0.05, 0.07 and 0.1) ceramics have been prepared via a mixed oxide route. The effect of Dy substitution on the dielectric, ferroelectric, and magnetic properties of the BiFeO(3) multiferroic perovskite is studied. Experimental results suggest that in the Bi(1-x)Dy(x)Fe…
HA-coated CNTs are very stable in aqueous solution and are able to transport through porous media to a significant extent, indicating high environmental mobility. Use of magnetic metaloxide nanoparticles as affinity probes provides a permanent and efficient removal strategy for HA-coated CNTs from aqueous media (see i…
The spectral characteristics of ZnO:Ga and ZnO:Ga,N ceramics prepared by uniaxial hot pressing have been investigated. At room temperature, the edge (exciton) band at 3.12 eV dominates in the luminescence spectra of ZnO:Ga, while a wide luminescence band at 2.37 eV, which is likely to be due to zinc vacancies, is obse…
We report on measurements of forces acting between two conducting surfaces in a spherical-plane configuration in the 35 nm-1 micrometer separation range. The measurements are obtained by performing electrostatic calibrations followed by a residual analysis after subtracting the electrostatic-dependent component. We fi…
In an earlier communication we have developed a recursion based approach to the study of phase stability and transition of binary alloys. We had combined the recursion method introduced by Haydock, Heine and Kelly and the our augmented space approach with the orbital peeling technique proposed by Burke to determine th…
The compound Cr 1.4 Fe 0.6 O 3 has been synthesized through mechanical alloying of Cr 2 O 3 and α-Fe 2 O 3 powders and subsequent thermal annealing. The XRD spectrum, SEM picture and microanalysis of EDAX spectrum have been used to understand the structural evolution during alloy formation. The alloyed samples have be…
Abstract This chapter provides information on the structure, design aspects, mechanical properties, forming, machining, and corrosion resistance characteristics of duplex stainless steels. The different types of corrosion covered are general corrosion, pitting corrosion, crevice corrosion, and stress corrosion crackin…
High quality InAs/InP/ZnSe core/shell/shell quantum dots have been grown by a one-pot approach. This engineered quantum dots with unique near-infrared (NIR) fluorescence, possessing outstanding optical properties, and the biocompatibility desired for in vivo applications. The resulting quantum dots have significantly…
Abstract During processing as well as in service life, polymers degrade. For the majority of polymers this is due to oxidative processes. In this review the mechanism of the thermo-oxidative degradation of the most important (unstabilized) polymers as well as the factors determining the degradation rates are discussed.
Electronic memory devices having the indium-tin oxide/polymer/Al sandwich structure were fabricated from polymers containing pendant azobenzene chromophores in donor-acceptor structures. The reversibility, or rewritability, of the high-conductivity (ON) state was found to be dependent on the terminal moiety of the azo…