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Article
Nitrate Signaling in Plants: Introduction to the Problem
The review discusses ecological aspects of nitrate pools in the soil as an evolutionary basis of emergency and manifestation of the nitrate’s signaling function in plants. The historiography and modern state o...
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Article
A Monte Carlo Simulation of the Spin Configuration of Manganese Ferrite Nanoparticles
A simulation of magnetic properties of nanosized manganese ferrite particles is performed. In the simulations, the Metropolis Monte Carlo algorithm is used. The particle parameters are selected taking into acc...
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Article
An unusual reduction route of 2,4,6-trinitrobenzoic acid under conditions of aqueous-phase hydrogenation over Pd/Sibunit catalyst
For the first time it was established that the catalytic hydrogenation of 2,4,6-trinitrobenzoic acid to 1,3,5-triaminobenzene can proceed via the formation of aromatic hydroxyamines and cyclohexane-1,3,5-trione t...
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Article
Calculation of the Linear Density of Twisted Combination Filaments
This article examines a model of a combination filament formed by a rod-shaped filament of Rusar-C and Arselon yarn that is twisted around the filament in two opposite directions. The authors arg...
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Article
Calculation of the Area That the Envelo** Component of a Combination Fiber Occupies on the Surface of the Rod-Shaped Component
A study is made of the effect that the initial geometric parameters of the raw materials has on the manner in which the envelo** component of a combination fiber is distributed over the surface of the rod-sh...
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Article
Calculation of the Strength of Combined Filaments
This article examines how the strength of a finished combined filament is affected by the interaction between its rod-shaped component and its twisting component. It is argued that it is important to optimize ...
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Article
Technology of Braided Goods Manufacture from Ftorlon Sewing Threads of Provisional Trademark 3F
Development of optimum technological parameters of manufacture of Ftorlon (fluorine-containing polymeric) sewing threads of provisional trademark 3F and braided goods therefrom is discussed. Analysis of the ex...
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Article
Effect of Tension on Strength Characteristics of Sewing Threads
We have studied the effect of tension on the original components during twisting on the strength of composite sewing threads. We observed that by varying the tension on the original components, we can control ...
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Article
Determination of strength properties of sewing seams in technical articles produced by combined sewing threads
The results of study of strength properties of sewing seams in technical articles produced by special-purpose combined sewing threads are presented. Tests demonstrated that the nature of seam disruption depend...
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Article
Predicting the Properties of Lace-Woven Products for Technical Applications
The elongation of lace-woven products made of a certain material and having a certain structure is calculated and predicted. Knowing the elongation of lace-woven technical products under a fixed load makes it ...
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Article
Develo** optimum process parameters for the production of twisted combination fibers
A method is presented for obtaining combination fibers by twisting Rusar fibers with Arselon yarn. The tested fibers are the raw material for producing fabrics that can be used to make protective clothing for ...
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Article
Efficiency of manufacture of heterogeneous combined sewing threads
Economic efficiency of manufacture of a new range of special-purpose combined sewing threads from heterogeneous polymers, which are used for sewing commercial textile goods, vis-à-vis 100% sewing thread from p...
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Article
Effect of Moisture Content on Strength Characteristics of Non-Uniform Sewing Threads
We consider the effect of moisture content on strength characteristics of composite sewing threads which are used for fabrication of technical textile articles. The proposed structure of the non-uniform sewing...
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Article
Development of optimum technological parameters of production of Ftorlon sewing threads of provisional trademark 2F
Development of optimum technological parameters of production of Ftorlon (fluorine-containing polymeric thread) sewing threads of provisional trademark 2F is discussed. Analysis of the experimental data shows ...
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Article
Analysis of the ground state of a nanosized ferrimagnetic particle
The Monte Carlo method with the Metropolis algorithm is used to analyze the ground state of a spherical nanosized ferrimagnetic particle with spinel structure. All mechanisms responsible for change of magnetic...
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Article
Effect of the elastomeric component on the physico-mechanical properties of braided-cord products
This article examines how the elastomeric component of combination-type braided-cord products made from smooth polyamide (PA) fibers affects the physico-mechanical properties of the braids. An analysis of the ...
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Article
Special-purpose thermostable sewing thread and a method for producing it
A technology for producing a composite sewing thread for sewing articles made of commercial textile using rusar complex thread and arselon yarn is examined. The mathematical method of experiment planning is us...
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Article
Position-sensitive photodetector for rotation-angle transducers
A new position-sensitive photodetector (PSPD) for photoelectric transducers of rotation angle is described, which is based on a three-layer ring sector structure. The output voltage of the PSPD is a linear fun...
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Article
Shaped stretchable fibres
The structure of a shaped stretchable fibre that allows significantly increasing the dimensional stability and comfort of articles in the textile and light industry was developed. The technology and optimum pa...
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Article
Structural and functional organization of sound generation and sound perception organs in dolphins
