Примеры использования Active particles на Английском языке и их переводы на Русский язык
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First, active particles are formed in water under external radiation background 11.
The decrease of tryptophan fluorescence after the exposure to different sources of active particles has been investigated.
It is these active particles that initiate chemical transformations of the organic substrates 8.
These are plasma generators and generators of various types of plasma,which are the sources of active particles.
The electron wind transfers the active particles generated in the discharge region to the liquid surface.
The main role in the alterations in biological substrates exposed to various plasma sources is played by the composition of the active particles generated by the source.
The electric discharge, during which chemically active particles can be generated, may be divided into two phases.
Biomedical devices based on gas-discharge technologies[4, 9] differ in such parameters as discharge power, pulse duration, photon flux,composition of generated active particles, and so on.
On the surface, the active particles interact with the substrate, the interaction products are mixed with the entire liquid.
The investigations performed make it possible to describe the main characteristics(the composition) of the active particles generated under the impact of various gas-discharge sources.
In the reactions with active particles generated under the action of ionizing radiation, bivalent iron is oxidized to a trivalent form.
QD SCHALI® hereto-crystals are made of in a special technologic process destructured titanium dioxide(TiO2) mineral ore, active particles of which are capable of generating reactive oxygen species, while exposed to light and heat under certain conditions.
It is known that the main active particles generated under the action of flash corona electrical discharge in air are OH•, HO 2•, NO• radicals, ozone, and hydrogen peroxide 17.
The aim of the investigation was to study the effect of the absorbed dose and composition of active particles of various gas-discharge plasma sources on physicochemical changes in biological substrates.
Initiation- the stage at which active particles usually referred to as radicals appear as a result of particular chemical reaction and/or changes of physical properties of the system heating, irradiation.
The main ingredient in the products is the QD(Quantum Dots) SCHALI® hetero-crystal, which is a specially mechanically destructured mineral of titanium dioxide(TiO2) or silicon dioxide(SiO2),under heat and light its active particles are capable of activating and generating reactive oxygen forms.
Primary plasma active particles are generated immediately in plasma, which is in contact with the treated object, and directly react with organic matters of the object biological substrates.
The aim of the study was to study the effect of the absorbed dose and the composition of active particles of various sources of gas-discharge plasma on physicochemical transformations in biological substrates.
To assess the composition of active particles generated by each source, spectra of plasma radiation were measured in the wavelength range of 180-1000 nm and absorption spectra of distilled water samples exposed to plasma or plasma radiation in the wavelength range of 250-400 nm.
Plasma radiation affects the object distantly(contact-free, non-invasively),while primary active particles are generated under the influence of radiation in the substrate and react further with its matters.
The active particles generated in the first phase are spent in the interactions with each other therefore at this stage the spark channel is a source of chemically active particles(radicals), while in the second phase it is a source of UV radiation of the heated black body and stable products of chemical transformations.
Thus, when a generator of flash corona electrical discharge plasma is used, active particles are generated in the region of the discharge and transferred by the electron wind to the liquid surface.
To assess the role and composition of active particles in concrete reactions, it is necessary to analyze the composition of the generated particles, mechanisms of reactions initiated by the particles of different types, radiation doses(the energy released in the specimen), and also to compare biochemical effects after the exposure to the gas-discharge lamp and plasma radiation.
It is known that at a short pulse duration accumulation of radicals and active particles in the substrate runs slower[4] and, therefore, erythrocytes also hemolyze slower in such situation, and a greater quantity of cells retain the viability.
Active particle composition of the gas-discharge devices.
In case of reaction 2, two fronts participate in the act of active particle formation.
The mechanism of active particle generation under the action of UV-C radiation was proposed in[11] and considered in detail in 8.
The energy expended in one interaction act on active particle formation(reaction 2) is significantly greater than that expended under the action of one photon.
The solution of the set of equations was the relation of the dependence of the concentration of each substance and active particle on time since the reaction start.
In case of a pulsed source of electrical discharge radiation at a high instantaneous radiation density occurringduring the discharge pulse, the following mechanism of active particle generation under the action of UV-C radiation flash through the excited states of water molecules is possible 8.