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Kinetic transfer

The mass balance aspects of distillation and percolation processes are often confused with their kinetics. Transfer of successive mass increments usually takes place over successive time increments but how the progress variable varies with time is often unknown in natural processes. Fortunately, knowledge of time-dependence is by no mean compulsory to achieve the description of the process in terms of mass balance. [Pg.35]

The rate constant for exchange increases by ca. 104 on changing the medium composition from purely aqueous to 99 5 mole % DMSO at 65°. It is significant that this increase in rate is considerably less than observed in many other reactions for which the medium effect has been evaluated. Analysis in terms of the thermodynamic and kinetic transfer functions gives information about the origin of the observed medium effect. [Pg.173]

The evolution of molecular weight with conversion depends primarily on the rates of initiation and/or termination relative to propagation, and on the effect of monomer concentration on transfer. Transfer reduces molecular weight. Kinetically, transfer can be divided into reactions which are either first or zero order in monomer. First-order react ions occur when monomer is involved in the rate-limiting step of the transfer process, even though... [Pg.237]

When the process involves a transfer through an interface, some of the relationships between the dimensionless groups can be considered as relationships between the kinetic transfer and the interface properties. [Pg.494]

The combination of Eqs. (6.130) and (6.159) gives a relationship between the general dimensionless groups characterizing the interface kinetic transfer of one property ... [Pg.503]

Table 6.2 Relationships of the kinetic transfer dimensionless groups. Table 6.2 Relationships of the kinetic transfer dimensionless groups.
KINETIC TRANSFER FUNCTION FOR SIMPLE ELECTROCHEMICAL REACTIONS... [Pg.295]

Kinetic Transfer Function for Simple Electrochemical Reactions... [Pg.295]

Coiiisionai dense gas collisional transfer flux Kinetic dense gas kinetic transfer flux... [Pg.1280]

There are two different ways of deriving the Langmuir adsorption isotherm. One of the derivations is based on kinetic transfer mechanisms of adsorption/desorption of adsorbing molecules. The second, thermodynamic derivation starts from the equivalence of the chemical potentials of adsorbing molecules in the bulk phase and in the adsorbed state. Frumkin (1925) introduced additional interaction forces between adsorbed molecules into the Langmuir adsorption isotherm. [Pg.49]

Thus bubbles on an electrode introduce an additional current-dependent term in the kinetic equation. In addition, Ah must be a function of the exchange current density, temperature, kinetic transfer coefficients, the average bubble diameter, and the void fraction, all of which determine the secondary current distribution on the electrode. [Pg.337]

The highly simplified model for water-filled agglomerates allows to rationalize effects of geometrical parameters (composition, radius R ), boundary conditions ( co2(f a), %+( a), and reaction kinetics (transfer coefficient... [Pg.63]

This chemical concept of transfer is to be distinguished from the like-sounding kinetic or chain transfer. Kinetic transfers only consist of such reactions where the newly formed free radical A can start a new polymerization. If, however, this free radical is inactive, then the reaction is a termination reaction in the kinetic sense, and not a transfer reaction [see also Equation... [Pg.223]

This chemical transfer must be distinguished from the concept of kinetic transfer (chain transfer). That is, the free radical that is newly formed by chemical transfer is not always of roughly equal activity to that which is lost. If it is inactive, then the chemical transfer is kinetically a chain termination (see allyl polymerization). On the basis of the reactivity of the new free radical compared to the monomer or added materials, then various categories are obtained (Table 20-5). [Pg.721]

In 2009, Gong s group reported the dynamic kinetic transfer hydrogenation reaction of 2-methyl-2,4-diaryl-2,3-dihydrobenzo[ )][l,4]diazepines, using chiral phosphoric acids as organocatalysts and Hantzsch ester as the hydride source. ° A 3,3 -H8-BINOL-derived phosphoric acid was identified as the optimal chiral catalyst for this process, affording the corresponding 1,3-diamine derivatives with moderate diastereoselectivities of up to 78% de, and enan-tioselectivities of up to 94% ee, as shown in Scheme 2.107. [Pg.124]

Generalized source term in granular kinetic theory Generalized flux term in granular kinetic theory Dense gas collisional transfer flux Dense gas kinetic transfer flux... [Pg.1594]

FIGURE 3.13 (a) Mass transfer and kinetic transfer limiting processes. The diffusion of the species through... [Pg.88]


See other pages where Kinetic transfer is mentioned: [Pg.276]    [Pg.50]    [Pg.58]    [Pg.225]    [Pg.286]    [Pg.268]    [Pg.508]    [Pg.169]    [Pg.303]    [Pg.115]    [Pg.75]    [Pg.165]    [Pg.289]    [Pg.289]    [Pg.274]    [Pg.154]    [Pg.541]   
See also in sourсe #XX -- [ Pg.504 ]




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Activation electron transfer kinetics

Acyl transfer reactions kinetic resolution

Adiabatic Proton Transfer Kinetic Isotope Effects

Atom transfer kinetics

Atom transfer radical addition reaction kinetics

Balances, Kinetics of Heat and Mass Transfer

Chain transfer kinetics

Chain transfer, irreversible kinetics

Charge transfer kinetic motion

Charge transfer kinetics, site

Charge transfer kinetics, site dependence

Charge-transfer kinetics, water-organic

Charge-transfer kinetics, water-organic solvents

Chronoamperometry electron transfer kinetics

Chronocoulometric responses, charge transfer kinetics

Complex impedance spectroscopy charge transfer kinetics

Current densities electron transfer kinetics

Cyclic electron transfer kinetics

Cyclic voltammetry electron transfer kinetics from

Diffusion-convection process electron transfer kinetics

Dispersity electron transfer kinetics

Dynamic kinetic resolution asymmetric transfer hydrogenation

Effects electron transfer kinetics

Electrode Reactions under Kinetics (Charge Transfer) Control

Electrode electron-transfer kinetics

Electrode kinetics charge transfer overvoltage

Electrode kinetics charge transfer process

Electrode kinetics transfer coefficient

Electrode kinetics transfer resistance

Electrodes kinetics, of electron-transfer

Electron Transfer Kinetics at Graphene Electrodes

Electron transfer kinetic model, flavocytochrome

Electron transfer kinetic scheme

Electron transfer kinetics

Electron transfer kinetics and mechanisms

Electron transfer kinetics clusters

Electron transfer kinetics cyclic voltammetry

Electron transfer kinetics impedance

Electron transfer kinetics involving cytochrome

Electron transfer kinetics study

Electron transfer kinetics, internal

Electron transfer kinetics, parameters

Electron transfer process kinetic parameters

Electron transfer quenching kinetics

Electron transfer stopped-flow kinetics

Electron-transfer kinetics, cytochrome

Electron-transfer kinetics, slow

Electron-transfer kinetics, study with

Electron-transfer reactions electrode kinetics

Energy transfer kinetics, vinyl monomer

Enzyme kinetics glycosyl transfer

Extraction of Electron Transfer Kinetics from Cyclic Voltammetric Signals. Comparison with Other Techniques

Ferredoxin electron transfer kinetics

Glycosyl transfer kinetic isotope effects

Graphene electron transfer kinetics

Heat and mass transfer kinetics

Heat-transfer resistances, chemical kinetics

Heterogeneous Electron Transfer Kinetic and Mechanistic Studies

Heterogeneous Electron Transfer Kinetics at Hydrogen- Versus Oxygen-Terminated Electrodes

Heterogeneous electron transfer kinetic aspects

Heterogeneous electron transfer kinetics biology

Heterogeneous electron-transfer kinetic

Heterogeneous electron-transfer kinetic parameters

Heterogeneous electron-transfer kinetics

Homogeneous Electron Transfer Kinetic Studies

Hydrogen atom abstraction atomic transfer kinetics

Hydrogen bonds transfer kinetics

Hydrogen structures atomic transfer kinetics

ITIES charge transfer kinetics

Influence electron transfer kinetics

Interfacial transfer kinetics

Interphase transfer kinetics

KINETICS OF HOMOGENEOUS REACTIONS COUPLED TO HETEROGENEOUS ELECTRON TRANSFER

Kinetic Complexity of Protein Electron Transfer Reactions

Kinetic Isotope Effects in Electron-Transfer Reactions

Kinetic Transfer Function for Simple Electrochemical Reactions

Kinetic electron transfer

Kinetic energy transfer

Kinetic isotope effects hydride transfer

Kinetic isotope effects in phosphoryl transfer reactions

Kinetic isotope effects in proton-transfer reactions

Kinetic isotope effects methyl transfers

Kinetic isotope effects methyl-transfer reactions

Kinetic isotope effects, benzophenoneA/iV-dimethylaniline proton-transfer

Kinetic isotope effects, benzophenoneA/iV-dimethylaniline proton-transfer classical model

Kinetic isotope effects, benzophenoneA/iV-dimethylaniline proton-transfer reactions

Kinetic isotope effects, benzophenoneA/iV-dimethylaniline proton-transfer semiclassical/quantum model comparisons

Kinetic mass transfer model

Kinetic models mass transfer resistance

Kinetic parameters for electron transfer

Kinetic rate constant transfer

Kinetic studies atom transfer radical addition

Kinetic-to-internal-energy transfer

Kinetics Magnetization transfer

Kinetics and Mass Transfer

Kinetics and Mass Transfer Limitations of the Electrode Reaction

Kinetics and Mechanisms of Biological Electron Transfer Reactions

Kinetics charge-transfer

Kinetics electron transfer reactions

Kinetics electron transfer, counterion effects

Kinetics electron transfer, general aspects

Kinetics mass transfer

Kinetics mass transfer coefficient

Kinetics mass transfer limitation

Kinetics of Chain Transfer

Kinetics of Electron Transfer at Electrodes

Kinetics of Electron Transfer at the Metal-Liquid Interface

Kinetics of Electron Transfer between Dye and Semiconductor Electrode

Kinetics of Electron Transfer in RC Protein from Rhodobacter sphaeroides

Kinetics of Electron Transfer in the Reaction Centre Proteins from Photosynthetic Bacteria

Kinetics of charge transfer

Kinetics of electron transfer

Kinetics of electron transfer and

Kinetics of electron-transfer catalysis

Kinetics of electron-transfer reactions

Kinetics of heterogeneous electron transfer

Kinetics of intramolecular electron transfer

Kinetics of ion transfer

Kinetics of mass transfer

Kinetics of proton transfer

Kinetics phase-transfer free radical

Kinetics rate-determining electron transfer

Kinetics transfer coefficient

Kinetics transfer constants

Kinetics, hydride transfer

Laser flash photolysis atomic transfer kinetics

Mass transfer kinetic

Mass transfer micellization kinetics

Mass-transfer mechanisms and kinetics

Mass-transfer mechanisms and kinetics ion-exchange membranes

Mass-transfer mechanisms and kinetics time-dependent variables

Matter transfer kinetics

Membrane transfer kinetics

Model kinetics mass-transfer

Models of electrochemical electron transfer kinetics

Myoglobin electron transfer kinetics

Nonadiabatic Proton Transfer Kinetic Isotope Effects

Nonexponential kinetics, electron-transfer

Parameterization of Mass Transfer and Kinetic Models

Phase transfer free radical polymerization, kinetics

Phosphoryl transfer kinetic analysis

Photoinduced electron transfer kinetics

Proton transfer kinetics

Proton transfer kinetics, future

Proton-transfer kinetic studies

Proton-transfer reactions kinetics

Redox internal electron transfer kinetics

Redox transfer kinetics

Resonance energy transfer reaction kinetics

Rotating disc electrode electron transfer kinetics

Rotating disk electrode electron transfer kinetics

Second order kinetics electron-transfer processes

Self-assembled monolayer electron-transfer kinetics

Self-exchange electron-transfer reaction kinetic parameters

Silver-catalyzed silylene transfer kinetic studies

Site Dependence of Charge Transfer Kinetics

Site dependence, charge transfer kinetic

Solids, charge-transfer kinetics

Solvation electron transfer kinetics

Solvent electron transfer kinetics

Spectroelectrochemistry electron transfer kinetics

Steady state experiments electron transfer kinetics

Steric electron transfer kinetics

Studies Focusing on Electron Transfer Kinetics of Organic Systems

Supercritical mass transfer kinetics

Surface tension Transfer kinetics

Temperature dependence hydrogen atom transfer kinetics

Temperature electron transfer kinetics

The Dynamics of Electron Transfer (Kinetics and Thermodynamics)

The kinetics of photoinduced interfacial charge transfer in semiconductor particles

Transfer Kinetics

Transfer processes kinetics

Transfer, Activation, or Kinetic Control

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