Kinetics plasma gases. Medical search. Frequent questions

The reports also dealt with the mechanics of liquids, gases and plasma. (gov.by)
Kinetics of gases, plasmas, and liquids at extreme thermodynamic disequilibrium. (web.app)

Neon signs and lightning are examples of partially ionized plasmas. (handwiki.org)

Valery A. Godyak (born June 8, 1941 in Czernowitz) is a Russian-American physicist who specializes in plasma physics. (wikipedia.org)
In 1968, he received his Ph.D. in Plasma Physics at the Lomonosov University in Moscow. (wikipedia.org)
Our largest laboratory, the PALS Research Centre operated jointly with the Institute of Plasma Physics AS CR, is open to external users, offering them the beam time of the TW/ns iodine laser system PALS (Prague Asterix Laser System). (spie.org)
The Laboratory of plasma physics and basis of microtechnoloy (LPPBMT) is headed by Professor, DSc. (msu.ru)
Physics and kinetics of low-temperature plasma of gaseous discharges. (msu.ru)
PK -4 aims to study transport properties, thermodynamics, kinetics and statistical physics, dynamical processes, and instabilities in complex plasmas. (nasa.gov)
Physics and chemistry needed to analyze high performance rocket propulsion systems including reacting high temperature radiating gas and plasma flows. (psu.edu)
The purpose of the journal is the rapid publication of new research findings, review articles, databases, computer codes, information on new instruments and methods of physical experiments in the field of physical and chemical kinetics in gas dynamics, plasma physics in the processes of combustion and explosion, aerophysics and aerothermodynamics of flight vehicles. (edu.ru)
He carries out research in applied plasma physics with applications to a broad range of fields, including space propulsion, aerodynamics, medicine, materials synthesis, and fusion. (stanford.edu)
He received his Ph.D. in 1991 from the Eindhoven University on a fundamental plasma physics subject. (tue.nl)
At the DIFFER institute he focuses on the physics and chemistry of plasma-surface interaction and on research into the direct and indirect conversion of renewable energy into synthetic fuels and chemicals. (tue.nl)
L. Spitzer, Physics of Fully Ionized Gases (Interscience, New York, 1956) p. 84 Table 5:4. (aip.org)
Kushner is also director of the Michigan Institute for Plasma Science and Engineering, which has close to 30 faculty members in units across the university, including physics, engineering, space science and mathematics. (umich.edu)

Radiating properties of neutral gases plasma, neutral gases mixtures and halogen-containing molecules and metal vapors were studied. (msu.ru)
Currently research within the frames of the scientific school are focused on experimental and theoretical studies of elctrodynamics and plasma-chamical kinetics in compleх gaseous mixtures. (msu.ru)
PK-4 is a scientific collaboration between the European Space Agency (ESA) and the Russian Federal Space Agency (Roscosmos), performing research in the field of "Complex Plasmas": low temperature gaseous mixtures composed of ionized gas, neutral gas, and micron-sized particles. (nasa.gov)
In this paper the basic thermodynamic parameters that have the greatest impact on the efficiency of the separation processes of gas-liquid mixtures and phase equilibrium in such systems are considered. (lpnu.ua)

During the studies of electric-discharge pumping of gas-phase lasers it was shown that elementary plasma-chemical reactions in gaseous phase and heterogeneous reactions influense actively on electrodynamical characteristics of discharges and change composition of low-temperature plasma significantly due to super-equilibrium running of chemically active radiacals. (msu.ru)
Depending on temperature and density, a certain number of neutral particles may also be present, in which case plasma is called partially ionized. (handwiki.org)
It was found that the actual product composition strongly depends on the gas temperature. (cvut.cz)
At low input power with the low gas temperature, O 3 density was high and the NO 2 density was very low. (cvut.cz)
When the input power increased and the gas temperature also increased, then O 3 disappeared, while NO 2 density started to increase steeply. (cvut.cz)
Transition mechanisms between selective O3 and NOx generation modes in atmospheric-pressure plasmas: decoupling specific discharge energy and gas temperature effects. (cvut.cz)
The effects of initial composition, temperature, gas/vacuum atmosphere and the overall reaction kinetics are reported. (sckcen.be)
ANN ARBOR, Mich.- A new center at the University of Michigan College of Engineering will enable fundamental research on low-temperature plasmas-ionized gases with vast potential for practical technological advancements in fields such as energy, lighting, microelectronics and medicine. (umich.edu)
The sun is a high-temperature plasma. (umich.edu)
On Earth, low-temperature plasmas enable crisp, light-weight television displays. (umich.edu)
A key focus of the center will be to develop the science that will enable future researchers to control the velocities of the charged particles that make up low-temperature plasmas. (umich.edu)
Low temperature plasmas create great societal benefits through the technologies they enable," Kushner said. (umich.edu)

The 4th Minsk international colloquium held at the NASB A.V.Luikov Heat and Mass Transfer Institute on November 9-12, 2015 focused on such important topics as dynamics, transport and elementary processes in systems involving shock waves, chemical and phase transformations as well as physical kinetics, heat transfer and transport processes at the micro- and nanoscale. (gov.by)
The Laboratory consists of the leading scientific school "Experimental and theoretical studies of non-equilibrium plasma processes in the gaseous phase and on the surfaces" under the leadership of Professor Rakhimov. (msu.ru)
Non-equilibrium elementary processes in plasma volume and during its interaction with the surface applied to the processes of precipitation, etching, polymerization processes, to the processes in ion-ion and dust plasma, to the processes of particles' coagulation in plasma, growth of hydrocarbons' and fluorocarbons' clasters. (msu.ru)
Optimization of plasma processes in the mode of high specific energy inputs in order to prioduce gas-discharge lasers in new media. (msu.ru)
Optimization of plasma processes for new light sources with high efficiency and brightness. (msu.ru)
Kinetics of fluorocarbon production and mechanisms of their polymerization were studied by method of laser-induced fluorescence in order to explore the processes in the etching reactor. (msu.ru)
Goncharov A. Processes of cluster growth in the magnetron DC plasma//Physical-Chemical Kinetics in Gas Dynamics. (edu.ru)
Since 2015 he is a senior member of the Editorial board of Plasma Sources: Science and Technology and is a member of the editorial board of Plasma Processes and Polymers, Applied Sciences and Global Transitions. (tue.nl)
The science topic of the sector is related to the studies of gas-phase kinetic processes, plasma-chemical reactions and clusters generation in supersonic jets of low density, including those activated by electron-beam plasma. (nsu.ru)

Gas-discharge lasers. (msu.ru)
Studies and development of new discharge schemes for plasma microtechnology. (msu.ru)
Influence of the effects electron spectrum non-locality on plasma display discharge structure was analyzed. (msu.ru)

Information systems in physical and chemical gas dynamics. (edu.ru)
The presence of charged particles makes plasma electrically conductive, with the dynamics of individual particles and macroscopic plasma motion governed by collective electromagnetic fields and very sensitive to externally applied fields. (handwiki.org)
In 2018 he won the Lloyd Thomas prize of the Rarefied Gas Dynamics community. (tue.nl)
The main activity of the sector is fundamental research in rarefied gas dynamics, chemical kinetics. (nsu.ru)

Effects of electron spectrum non-locality on electronegative gas was experimentally studied for the first time. (msu.ru)
UKAEA's Electron Kinetics Group studies the action of electrons in the hot gases (or plasmas) of fuel produced at JET. (akcp.com)
Plasma chemical conversion of methane when activating high-energy electron flow has been experimentally studied. (nsu.ru)

We conclude that the differences in shock structure are most likely due to radiative cooling instabilities, which create small-scale density perturbations elongated along magnetic field lines in the tungsten plasma. (imperial.ac.uk)

The crew closed the helium gas valve and opened the argon gas valve on the EML (ElectroMagnetic Levitator). (nasa.gov)
The condensation process in a pulsed jet of argon and argon-monosilane mixture in a wide range of brake pressure and density of the background gas has been studied in experimental conditions. (nsu.ru)

In particular I will address the use of microwave plasma to dissociate CO2 into CO and O2, and the possible role of nonequilibrium vibrational kinetics. (ucra2019.nl)

The mass spectroscopy setup enables a better understanding of the species composition (left figure) and their respective energy distribution in the plasma (right figure). (psi.ch)
Complementary to mass spectroscopy, we investigate the excited species in the laser induced plasma by emission spectroscopy. (psi.ch)
The first photo shows the experimental imaging/spectroscopy set-up where an image of the laser induced plasma is projected onto the entrance slid of the monochrometer via the indicated optical beam path. (psi.ch)

According to Ponthieux, there is a wrap currently being designed for the vehicle, which will explain that it is powered by hydrogen and will not produce greenhouse gas emissions. (hydrogenfuelnews.com)
Companies like Proton Technologies and Plasma Kinetics can produce hydrogen with zero carbon emissions, cheaper than the cost of natural gas. (hydrogenfuelnews.com)
By this it was possible on one hand to have a simulation tool able to handle detailed kinetics and thus have control over combustion and emissions, and on the other hand to monitor global engine operation conditions. (lu.se)

These instabilities grow more slowly and are smoothed by thermal conduction in the aluminum plasma. (imperial.ac.uk)

radiation and scattering from plasmas. (psu.edu)
Topics covered include: Second law of thermodynamics analysis, introduction to exergy, gas power cycles, basics of compressible flows, momentum equation for finite control volumes, Bernoulli equation, Basic introduction to Navier-Stokes equations, Basic heat transfer by conduction and radiation. (uaeu.ac.ae)

The micro-particles become highly charged in the plasma and interact strongly with each other, which can lead to a self-organized structure of the micro-particles: so-called plasma crystals. (nasa.gov)
Plasma (from grc πλάσμα ( plásma ) 'moldable substance') is one of four fundamental states of matter , characterized by the presence of a significant portion of charged particles in any combination of ions or electrons . (handwiki.org)
Plasma is typically an electrically quasineutral medium of unbound positive and negative particles (i.e. the overall charge of a plasma is roughly zero). (handwiki.org)
Moving charged particles generate electric currents , and any movement of a charged plasma particle affects and is affected by the fields created by the other charges. (handwiki.org)
Collective motion of particles is ubiquitous in plasma, resulting in various waves and other types of collective phenomena. (handwiki.org)
All gas particles behave in a similar way, largely influenced by collisions with one another and by gravity . (handwiki.org)

I. P. Shkarofsky, T. W. Johnston, and M. P. Bachynski, Particle Kinetics of Plasmas (Addison Welsey, Reading, Mass. 1966) Eq. (7‐25c) p. 258. (aip.org)
Du 27 Novembre au 2 Décembre 2022, le Prof. Remo Ruffini (Directeur d'ICRANet) et le Prof. Rahim Moradi (Professeur de la Faculté d'ICRANet), ont été invitées à présenter de conférences à l'occasion de l'International Symposium on Cosmology and Particle Astrophysics in 2022 (CosPA 2022), qui a eu lieu auprès de l'APCTP (Corée du Sud) et en ligne. (icranet.org)
Colloidal characterization and in vitro dosimetry modeling (particle kinetics, fate and transport modeling) were performed. (cdc.gov)

Wide range of research in the field of volume and surface plasma chemistry was conducted. (msu.ru)
The research that will be conducted at the center could lead to more efficient solar cells, finer-featured microchips and new medical tools that cut and heal tissues with plasma activated chemistry, rather than heat, as lasers do. (umich.edu)

Previous reports show a high association of inner-ear DCS with persistent foramen ovale (PFO), suggesting that a moderate-to-severe right-to-left shunt might represent a major predisposing factor, and more properly de fi ning it as an event from arterial gas embolism (AGE). (who.int)

We present a study of subcritical shocks in a highly collisional laboratory plasma with a dynamically significant magnetic field. (imperial.ac.uk)
Plasma was first identified in laboratory by Sir William Crookes. (handwiki.org)
The center is composed of researchers from nine other institutions: Ohio State University, the University of Minnesota, West Virginia University, the University of Houston, the University of California, Berkeley, Sandia National Laboratory, the University of Wisconsin, Princeton Plasma Physical Laboratory and the University of Maryland. (umich.edu)
Determining when a substance will shift between states of solid, liquid, gas, or even plasma in some cases plays a significant role in the materials and modeling simulation codes the Laboratory uses to verify the safety, security, and effectiveness of the nation's nuclear weapons stockpile in the absence of testing. (llnl.gov)

Except near the electrodes, where there are sheaths containing very few electrons, the ionized gas contains ions and electrons in about equal numbers so that the resultant space charge is very small. (handwiki.org)
We shall use the name plasma to describe this region containing balanced charges of ions and electrons. (handwiki.org)
[13] [14] Mott-Smith recalls, in particular, that the transport of electrons from thermionic filaments reminded Langmuir of "the way blood plasma carries red and white corpuscles and germs. (handwiki.org)

As a scientist, he made fundamental contributions to the understanding of radio frequency (RF) induced discharges in plasmas as well as in associated nonlinear phenomena. (wikipedia.org)

TCPy protein binding in cell culture medium and plasma were measured using ultracentrifugation and gas chromatography-mass spectrometry. (cdc.gov)
Plasma tracer lysine levels were determined by gas chromatography-mass spectrometry isotope ratiometry, and breath 13CO2 levels were measured by mass spectrometric gas isotope ratiometry. (jci.org)

Several tens of experimental projects have been performed at PALS since September 2000, aimed e.g. at various applications of plasma XUV sources, QSS plasma XUV lasers, laser ion sources, and laser-induced shock waves. (spie.org)
Development of the team was initiated by the Academician Evegeny Velikhov due to the beginning of the development and production of powerful gas-phase lasers. (msu.ru)
Data on excitation of rare gases is important in the study of plasma displays, lighting and lasers. (ac.ke)

We study the structure of reverse shocks formed by the collision of supersonic, magnetized plasma flows driven by an inverse (or exploding) wire array with a planar conducting obstacle. (imperial.ac.uk)

Bottom left: A plasma globe , illustrating some of the more complex plasma phenomena, including filamentation. (handwiki.org)

A first version of a detailed kinetics engine simulation program, extended to handle full cycle calculations, was employed in order to demonstrate the strong effect that nitric oxide from the residual gas has on the autoignition onset. (lu.se)

A physiologically based pharmacokinetic model (PBPK) for chlorpyrifos and TCPy was modified for congruent kinetic descriptions of protein binding and parameterized using TCPy plasma protein binding experimental data. (cdc.gov)
In order to investigate the mass and energy distribution of laser generated plasma species in detail, a quadrupole mass spectrometer with a kinetic energy analyzer is available ( Hiden Analytical Inc. ). This set up allows the direct measurement of the kinetic energy distributions of positive, negative and neutral plasma species up to 1 keV. (psi.ch)
Combining the mass spectrometer with a Multichannel Scaler system, the arrival time of plasma species with a defined mass and selected kinetic energies can be measured. (psi.ch)
The editors welcome contributions on the description of new experimental techniques and facilities, the description of developing and functioning information systems on this topic, as well as computational and theoretical methods, numerical codes and kinetic gas dynamic calculations. (edu.ru)

Excitation efficiency of plasma displays depending on power supply impulses frequency was studied. (msu.ru)

PURPOSE: The aim of this pilot study was to analyze concomitantly the kinetics of production of 13C-labeled gut-derived metabolites from 13C-labeled wheat bran in three biological matrices (breath, plasma, stools), in order to assess differential fermentation profiles among subjects. (bvsalud.org)

H2, CH4 and 13CO2, 13CH4 24 h-concentrations in breath were measured, respectively, by gas chromatography (GC) and GC-isotope ratio mass spectrometry (GC-IRMS). (bvsalud.org)

The potential role of NTPs in improving the kinetics and efficiency of reactions relevant to CO2 reduction, such as the dissociation of CO2, is presented. (whiterose.ac.uk)
Performance improvements using a rapidly oscillating gas flow, provided by the DZFO, to minimise concentration polarisation resistance by disrupting boundary layer formation and increasing overall efficiency are also discussed. (whiterose.ac.uk)

Plasma is distinct from the other states of matter. (handwiki.org)
The non-invasive assessment of exhaled gas following 13C-labeled fibers ingestion enabled to decipher distinct fermentation profiles: high-CH4 producers vs low-CH4 producers. (bvsalud.org)
Plasmas, which are a distinct state of matter, are ionized gases. (umich.edu)

In 1972, he joined Lomonosov University as a group leader for gas discharges with radio waves. (wikipedia.org)

[7] The response of plasma to electromagnetic fields is used in many modern devices and technologies, such as plasma televisions or plasma etching . (handwiki.org)

This center will advance the fundamental science that will enable plasmas used in technical applications to provide even greater advancements in areas such as energy, materials and healthcare. (umich.edu)

The measurements indicated that it will be possible to detect changes in amino acid pool sizes and protein synthesis and breakdown associated with the mobilization of protein stores from plasma and breath measurements in multitracer stable isotope experiments. (jci.org)
The results allow to radically expand the range of braking pressures and instantaneous flux rates in generated supersonic jets at the same time the cost of gas-dynamic and plasma chemical experiments decreases hundred-fold (through saving examined gases, reducing operational costs, etc. (nsu.ru)
Some light-source experiments involve shock compression using a gas gun, some involve a laser or laser-shock compression in combination with a diamond anvil cell (DAC), and some experiments involve detonations. (llnl.gov)

We characterize the plasma flows generated during the ablation stage of an over-massed exploding planar wire array, fielded on the COBRA pulsed-power facility (1 MA peak current, 250 ns rise time). (imperial.ac.uk)
Laser plasma interferometry and time-gated extreme-ultraviolet (XUV) imaging are used to probe the plasma flows ablating from the wires. (imperial.ac.uk)
The plasma flows from the wires converge to generate a pinch, which appears as a fast-moving (V≈100kms−1) column of increased plasma density (n¯e≈2×1018cm−3) and strong XUV emission. (imperial.ac.uk)

A multitracer stable isotope study of lysine kinetics was carried out in fasted adult female volunteers to determine whether a multicompartmental model that partitions protein synthesis and breakdown into at least two types of tissue components can be constructed from plasma and breath data. (jci.org)
A detailed study of crystallization kinetics and structural properties of In-Se-Bi alloys has been carried out in this research. (ac.ke)

By utilizing physiological protein levels representative of plasma and saliva, cellular systems are able to closely predict the in vivo saliva/blood concentration ratio (0.021 vs. 0.049) of 3,5,6-trichloro-2-pyridinol (TCPy), the major chemical-specific metabolite of chlorpyrifos. (cdc.gov)
The cellular kinetics of particular cancers is an important consideration in the design of antineoplastic drug regimens and may influence the dosing schedules and timing intervals of treatment. (msdmanuals.com)

Mass spectrum of negative ions for a La 0.4 Ca 0.6 MnO 3 ablation plasma using a 193nm ArF laser at a N 2 O pressure of 1.5x10 -1 Pa and a fluence of 1.5J/cm 2 . (psi.ch)
Over-massing the arrays enables continuous plasma ablation over the duration of the experiment without implosion. (imperial.ac.uk)

Glucose kinetics was determined by primed-constant infusion of U-13C glucose. (nih.gov)

C'est avec plaisir que nous vous informons que les actes en ligne de la conférence MG16, qui a eu lieu du 5 au 10 Juillet 2021, viennent d'être publiés par la World Scientific avec libre accès. (icranet.org)

Also a novel plasma enhanced membrane reactor for the production of H2 and NO will be discussed. (ucra2019.nl)
Cell-surface receptors in plants and animals are found within cells' plasma membrane where they enable a cell to receive, process, and transmit signals from its environment by binding to extracellular signaling molecules such as growth factors, hormones or neurotransmitters. (lu.se)

The journal is interested in publishing results that generate new perspectives in interdisciplinary areas related to physical and chemical kinetics and related fields. (edu.ru)

This research resulted in the dscovery and explanation of physical mechanism of a number of disequilibriums which are in progress both in plasma volume and in near-electrode regions. (msu.ru)
Studies in this field activated beginning of a new research associated with using of electrical discharges as plasma-chamical reactors. (msu.ru)
[11] Systematic studies of plasma began with the research of Irving Langmuir and his colleagues in the 1920s. (handwiki.org)

RESULTS: H2 and CH4 24 h-kinetics distinguished two groups in terms of fermentation-related gas excretion: high-CH4 producers vs low-CH4 producers (fasting concentrations: 45.3 ± 13.6 ppm vs 6.5 ± 3.6 ppm). (bvsalud.org)
Meeting the Laboratory's missions requires that researchers understand how materials behave under high pressure or forces, specifically, how their atomic structure changes, how quickly, if kinetics is involved in those changes, and what new material properties emerge. (llnl.gov)
High plasma cocaine concentrations are rarely observed because cocaine has a short half-life of 30-45 minutes. (medscape.com)

Anatomy2

Chemicals and Drugs2

Analytical, Diagnostic and Therapeutic Techniques and Equipment2

Phenomena and Processes1

Liquids2

Partially ionized plasmas1

Physics13

Mixtures4

Temperature12

Processes9

Discharge3

Dynamics4

Electron3

Radiative1

Argon2

Nonequilibrium1

Spectroscopy3

Emissions3

Instabilities1

Radiation2

Particles6

Particle3

Chemistry2

Arterial1

Laboratory4

Electrons3

Nonlinear1

Chromatography-mass2

Lasers3

Inverse1

Phenomena1

Simulation1

Kinetic4

Excitation1

Analyze1

Mass spectrometry1

Efficiency2

Distinct3

Waves1

Electromagnetic1

Applications1

Experiments3

Flows3

Study2

Cellular2

Ablation2

Glucose1

20211

Membrane2

Chemical1

Research3

High3