The morphological features of the renal corpuscles in laboratory mice during a soluble silicon compound experiment
An excess of silicon compounds in the body leads to systemic deficiencies. Regardless of the way by which silicon compounds (silicon dioxide, asbestos, silicon, and silicon nanoparticles) enter the body, they always have a marked effect. It is established that these compounds ...
Compounds in Fyodor Ivanov’s texts (based on «A letter…» and «A petition…» of 1666)
This article draws a connection between compounds, on the one hand, and the general meaning of two documents from the manuscript legacy of an ideologist of the mid-17th-century Russian Orthodox schism and his worldview, on the other. The study aims to consider through the prism of diachronic ...
The assessment of the antioxidant status of medicinal plants from the collection of the botanical garden of the Immanuel Kant Baltic Federal University (Kaliningrad)
This article analyses the content of phenolic antioxidants and ascorbic acid in medicinal plants of 66 species from 31 families. The study identified palnt species with a maximum content of biologically active compounds (phenolic antioxidants and ascorbic acid) and high antioxidant activity. These plants can be used as a basis for the creation of innovative functional food products
that have high antioxidant activity.
1. Miliauskas G., Venskutonis P. R.,...
Obtaining certain heterocycles based on ureides and quinoid structures
The work aims to obtain some heterocycles based on ureides and quinoid structures. Derivatives of 1,3-benzodithiol-2, compounds based on toridol represent biologically active compounds. They can be used as fungicides and bactericides and as microbiological corrosion inhibitors. The authors offer small-stage syntheses for obtaining heterocycles of 4,7-dibrom-5-hydroxy-6-phenylbenzoxytyol-2,...
The impact of changes in dissolved organic carbon concentration in a solution on the sorption of platinum compounds
This article considers the impact of changing dissolved organic carbon concentration in a solution on the sorption of platinum (II), (IV) compounds (K2PtCl4, H2PtCl6) at different soil horizons. The authors prove that even small concentrations of dissolved organic carbon play an important role in platinum sorption in soil and background minerals.
1. Benjamin M. M., Leckie J. O. Conceptual ...
Comparison of the methods of total antioxidant activity analysis
... results of experiment demonstrate that the values of total antioxidant activity obtained through spectrophotometric and amperometric methods are comparable. The authors determined the relation between the total content of ascorbic acid and phenolic compounds in apples, pulp, and juice of the variety.
1. Зюзина А. В., Макарова Н. В. Восстановительный потенциал яблок // Качество продукции, технологий и образования ...
Optimization of the thin film Heusler alloys formation technique by the method of Pulsed laser deposition
... deposition were developed — two-lasers co-deposition and deposition in low argon pressure. Structural and magnetic properties of grown samples were investigated.
1. Graf T., Felser C., Parkin S. S. P. Simple rules for the understanding of Heusler compounds // Progress in Solid State Chemistry. 2011. № 39. Р. 1—50.
2. Васильев А. Н., Бучельников В. Д., Такаги Т. и др. Ферромагнетики с помощью формы // Успехи физических ...
Corrosion and hydrogen absorption of cadmium-coated St3 steal in the presence of micromycota
This article focuses on the features of corrosion in Cd-coated st.3 steel in the presence of mycelium minces. The authors show the biocide and inhibitory role of certain N- and O- containing organic compounds in the process of mycelium corrosion and hydrogen absorption of Cd-coated steel.
Biological corrosion // Adv. Corros. Sci. And Technol. 1972. Vol. 2. P. 1—42.
The effect of exogenous hormonal compounds on the process of regeneration in flatworms
... эндокринной функции у плоских червей // Вестник Балтийского федерального университета им. И. Канта. 2011. Вып. 7. С. 126—132.
6. Kudikina N. P. Effekt of Hormonal Compounds on Embryogenesis of the Ponds Snail Lymnaea stagnalis (L., 1758) // Russian Journal of Develohement Biology. 2010.Vol. 42, № 3. P. 179—184.
7. Кудикина Н. П. Экологические аспекты динамики стероидных ...
Reactions of dibenzothiazine amination of quinone derivatives on a «copper film»
Interest in nitrogen-containing heterocycles can be brought about by the possibility of obtaining organic compounds with new properties by introducing various substituents into the structure. The aim of this work is to aminate quinoid structures with dibenzothiazine to produce condensed heterocycles with a bridged nitrogen atom. It is the N-substituted ...
The pollution of Susuja river (the South of Sakhalin) with phosphates
The article explores the problem of organic compounds polluting natural watercurrents (on the example of Susuja waters phosphate pollution).
И., Кочуров Б.
Геоэкология. М.: Финансы и статистика, 2005.
The distribution of hydrogen absorbed in the course of chromium plating in the base and surface layers of steel
This article analyses the hydrogen distribution profiles in the chromium plating and the steel base in the process of chromium electrodeposition in a standard bath, modified by organic compounds.
Ускорение и усовершенствование хромирования деталей машин. М., 1961.
Наводороживание стали ...
Optimization of parameters of antenna systems for radiofrequency irradiation of polycrystalline compounds
This work is related to the field of applied electrodynamics and is devoted to the improvement of transmitting antenna systems used in radio frequency methods of substance research. The operation of search and other devices in remote mode imposes certain conditions on the parameters of transmitting contours, which must be taken into account when building them. The authors outline ways to optimize a number of design characteristics of transmitting antenna systems, which will increase the efficiency...
Double nuclear quadrupole resonanse 14N in some nitrogen-contained matters
... Михальков В.
Двухчастотный двойной ЯКР — ЯМР-резонанс в азотсодержащих соединениях // ЖХФ. 1983. №
Grechishkin V. S., Shpilevoy A. A.
nitrogen-containing compounds, nuclear quadruple resonance.
Gender and seasonal characteristics of lipid exchange in people of different ages
A biochemical assay of blood lipids in military personnel and reservists was conducted. The influence of seasonal changes (spring, autumn) on the lipid compounds of blood serum was analyzed. A dependence between the total cholesterol level, the content of low-density (LDL) and high-density lipoproteins (HDL, and triglycerides and age and gender was identified.
1. Буганов А. А., Агбалян ...
Research of process in bistable system when passing the mix of the harmonious signal and «white» noise
In the work the mechanism of compound harmonic signal and noise through the bistable system which role carries out Schmitt's trigger is considered. Dependence of signal-to-noise ratio on different factors is shows. Necessary conditions for ensuring increase of the signal-to-noise ...
Microbiological corrosion of soft steel in water-salt medium containing sulfate-reducing bacteria
... Конашкова Л.
Коррозия и защита металлов: сб. науч. тр.
Калининград, 1978. №
Gribankova A. A., Myamina M. A., Beloglazov S. M.
steel corrosion, sulfate-reducing bacteria, biocide action, organic compounds,
hydrogen absorption of steel, Desulphоvibrio.
Mathematical simulation in road-building
... Вопросы математической теории надежности. М., 1983.
Kretov M., Vinogradova N., Vorotnikova O.
a random variable, water saturation, criterion of Pirson, criterion of
Kolmogorov, statistician, an asphalt concrete a compound, a Markov chain, reliability, probability, a confidential interval, efficiency.
On the economic security of Russia’s Kaliningrad exclave
An exclave position makes the economic security problems of the Kaliningrad region more complex as compared with other Russian territories. Deteriorating relations between Russia and the West compound the situation. This has been especially so since 2014 when economic sanctions were imposed against Russia, and the country retaliated. Global geopolitical instability adds to the conundrum. This study aims to assess the economic security of the ...
Temperature evolution of crystal structure of multiferroic Tb0.95Bi0.05MnO3
... diffraction in the temperature range 100—450 K. It is shown that the lattice parameters and volume expansion coefficient demonstrate anomalies in the interval 150—250 K. These anomalies could be attributed with a phase separation observed earlier for this compound.
А., Мыльникова И.
Е., Смоленский Г.
// ЖЭТФ. 1962. Т. 42, №
2. С. 643—646.
А., Мицек А.
// ФТТ. 1962. Т
СA comparative analysis of bioflavonoid accumulation by Trifolium pratense in the Kaliningrad region
Н., Масленников П.
Методы определения витаминов: практикум. Калининград, 2004.
Fedurayev P. V., Chupakhina G. N., Skrypnik L. N.
phenolic compounds, environmental factors, red clover.
The effect of volatile organic compounds on the content of photosynthetic pigments in reed fescue leaves Festuca arundinacea Schreb. in experiment terms (for example, limit, aromatic hydrocarbons and esters)
... the leaves of one of the most common representatives of the urban herbaceous plants — reed fescue Festuca arundinacea Schreb., in controlled experimental conditions. The content of pigments in the leaves in one day after treatment with organic compounds sharply decreases compared to three days occurred after treatment with pentane, hexane, benzene, as well as mixtures of pentane and hexane; pentane and hexane with benz(a)pyrene. The influence of o-xylol, benz(a)pyrene, butyl atetate; mixtures ...
Synthesis of some nitrogen-containing heterocycles based on benzotriazole and bromo-substituted and condensed quinones
In this article, we describe the process of obtaining nitrogen-containing heterocycles based on benzotriazole and bromo-substituted and condensed quinones. As known, nitrogen-containing heterocyclic compounds containing amide function are used in the synthesis of biologically active substances. One can expect products synthesized with quinones and heterocyclic amines of the benzotriazole series to have a wide spectrum of biological activity and other ...
Numerical solution of the Schrödinger equations with polynomial potentials (Part II)
... potential well is solved by using Ritz variation method. The Green’s function is formed on a discrete spectrum of these solutions and after that the fundamental solution of the non-stationary Schrodinger equation is numerically calculated and applied to compounds with intramolecular hydrogen bonds.
1. Квитко Г. В., Кузин Э. Л., Шоть Д. В.
Численное решение уравнения Шредингера с полиномиальными потенциалами (Ч....
A study into the effectiveness of modifying primer protective layers in St3 steel in case of corrosion initiated by Aspergillus niger
Mould fungi are of particular interest as metal destroying microorganisms. This paper presents the results of a study on a number of organic compounds as St3 steel corrosion inhibitors and fungicides against the Aspergillus niger. Electrochemical, microbiological and gravimetric analyses helped increase the protective action of modified primer on steel corroding under the effect of Aspergillus ...
Numerical solution of the Schrödinger equations with polynomial potentials (Part I)
... the spectral task for a one-dimensional Schrodinger equations with potential in the form of polynomials m P (x) (m 6) is solved. Numerical calculations are applied to modelling adiabatic potentials with two minima characteristic for a proton in compounds with intramolecular hydrogen bonds.
Арсеньев А. А.
Оценка функции Грина оператора Шрёдингера // Теоретическая и математическая физика. 1998. Т. 115, №
The corrosion of mild steel protected with modified paint coatings under the influence of Phialophora fastigiata
... as mild steel corrosion promoters. The authors show the biocidal and inhibitory role of a number of organic substances in steel corrosion under the influence of deuteromycetes Phialophora fastigiata. The protective effect observed in the best organic compounds reaches 70-90 %.
металлов и защита от коррозии с помощью органических соединений. Охрана окружающей среды: сб. науч. тр., посвящ....
The method of multipulse registration of nuclear magnetic resonance signal in unhomogeneous magnetic field
This paper presents the results of a series of experiments whose purpose was to investigate the possible use of composite pulses to improve the homogeneity of the magnetic field and study the possibility of identifying compounds based on the relaxation characteristics of the NMR signals.
1. Хаусен К. Х., Кальбитцер Х. Р. ЯМР в медицине и биологии. Киев, 1993.
2. Эрнст Р., Боденхаузен Дж., Вокаун ...
Magnetic resonance properties of Fe3Si/ MgO thin film structures
... and magnetic moments of Fe
-y and Fe
Si alloys with DO
Phys. Rev. 1991. B №
G., Wolf W., Hafner J., Podloucky R.
Cohesive, structural and electronic properties of Fe-Si compounds // Phys. Rev. 1999. B №
Mattson J. E., Kumar S., Fullerton E.
E., Lee C. H. S. S. R. et al
. Photoinduced antiferromagnetic interlayer coupling in Fe/(Fe-Si) superlattices // Phys. Rev. Lett. 1993. №
Daphnia magna Straus (1826) (Cladocera, Crustacea) as a test object for assessing endocrine disorders in aquatic organisms
... процесс регенерации у плоских червей // Вестник Российского государственного университета им. И. Канта. 2012. Вып. 7. С. 84—91.
17. Kudikina N. P. Effect of Hormonal Compounds of Embriogenesis of the Pond Snail Lymnaea stagnalis (L., 1758) // Journal of Developemental Biology. 2011. Vol. 42, № 3. P. 179—184.
18. Кудикина Н. П. Стероидные гормоны в жизненном цикле двустворчатых ...
Peculiarities of the English loanwords top-, VIP- functioning in the modern Russian language
... времени // Studia Slavica Finlandensia. T. 14. Helsinki, 1997. S. 90—120.
18. Online Etymology Dictionary. URL:
(дата обращения: 16.02.2021).
Shapovalenko E. V.
English loanwords, prepositive components, prefixoids, compounds, top-, VIP-
Linguistic Means Expressing Argumentation in Judicial Discourse late 19th: The Prosecutor’s Speech in Dostoevsky’s The Brothers Karamazov
... identifies logical and psychological types of argumentation characteristic of the 19th-century courtroom speeches. Such speeches use a complex structure of theses and arguments and employ various pragmatic and rhetorical means and devices alongside compound and complex sentences. The force of persuasion of the prosecutor’s speech depends on its emotional effect on the jury. The author concludes that the distinctive characteristics of speeches delivered to present arguments in court stem from the ...
Protection of steel from corrosion and hydrogen absorption by organic inhibitors: experimental and quantum-chemical studies
... hydrogen along the depth of steel by means of standard Gaussian function made it possible to establish the integral hydrogen content of the sub-layer (up to 80 μm) with high degree of accuracy. The efficiency of protective actions of the studied organic compounds against corrosion and hydrogen absorption by steel were compared with the data of quantum chemical computations performed for isolated molecules of the studied inhibitors with the help of the MNDO method. The results obtained point to
a difference ...
On Fire. Dissertation for the Master’s Degree. Translation from the Latin into Russian, Preface and Notes by S. V. Lugovoy
... within square brackets. When the meaning of a word is translated in a form that departs from the original meaning due to context the Latin original is attached within round brackets in the grammatical form used by Kant. To facilitate understanding, long compound sentences of the Kantian text are sometimes broken up into several simple sentences. The structure of the text and title page format have been preserved. The translator would like to express sincere gratitude to Alexei N. Krouglov and Svyatopolk ...