Non mixing

Fig. 4. left [C/Fe] versus [Fe/H] for the full sample. The scatter on [C/Fe] is very large, right same for the non-mixed stars. All stars with [C/Fe] < 0 have gone... 

Intensification of different processes through a special organization of interaction of different oscillation or wave processes such as cavitational destruction, cleaning, emulgation of non-mixing liquids and of substances in the liquid phase, the development of different wave technologies. 

Pilot-Scale Reactor. Anaerobic digester effluent was obtained from a non-mixed pilot-scale reactor system operated at Walt Disney World, Orlando, FL, and fed an RDF MSW/sludge blend (64). The MSW feedstock was obtained from Baltimore, MD, and the municipal sewage sludge from the Walt Disney World Complex. Fresh effluent samples were sealed under anaerobic conditions and shipped overnight in ice for analysis. 

The first and the second law of thermodynamics allow the description of a reversible fuel cell, whereas in particular the second law of thermodynamics governs the reversibility of the transport processes. The fuel and the air are separated within the fuel cell as non-mixed gases consisting of the different components. The assumption of a reversible operating fuel cell presupposes that the chemical potentials of the fluids at the anode and the cathode are converted into electrical potentials at each specific gas composition. This implies that no diffusion occurs in the gaseous phases. The reactants deliver the total enthalpy J2 ni Hi to the fuel cell and the total enthalpy J2 ni Hj leaves the cell (Figure 2.1). 

Most of the celadonite samples lie in the area where some mixed-layering is to be expected. Although celadonite is commonly considered to be non-mixed, the literature suggests that little effort has been made to establish this. Of the 15 analyses examined by Wise and Eugster (1964) six reported adsorbed water and in the others it was not determined. In any event, the sheet structure of the celadonite is distinctly different from that of the other 2 1 dioctahedral clays (Radoslovich,1963a). It has a very thick octahedral sheet all three octahedral positions are of equal size (in the other 2 1 dioctahedral clay the two filled positions are smaller than the vacant position) and the interlayer separation is larger than in other contracted 2 1 dioctahedral micas (Radoslovich,1963a). 

In order to reduce the dimension of the model space, several attempts have been made to find associated topological quantum numbers which would allow to separate the covalent VB space into non-mixing different subspaces (see Ref. 30 and references therein). For the linear chain, preliminary attempts were made early in 1979 [31], when a parameter measuring the spin-pairing long-range order was suggested,... 

Fig. 2. Central slice of a rotating tube 75% full, with an aspect ratio of 3, comprising mustard seeds (MR active) and polystyrene beads (MR inactive). The mustard seeds are identified as the light grey pixels. The polystyrene beads give no signal intensity. In images (a)-(c) the mustard seeds and polystyrene beads are seen to segregate rapidly but retain a non-mixing core region. Reproduced with permission from Metcalfe et at. (1999).

LC] D. Lauffenberger and B. Calcagno (1983), Competition between two microbial populations in a non-mixed environment Effect of cell random motility, Biotechnology and Bioengineering 25 2103-5. 

Condensers.—From a thermal standpoint, condensers may be classified as mixing (horizontal independent jet, injector or barometric) and non-mixing (surface) types.. The equations above given for feed-water heaters will apply as an error on the safe side, x may be taken as 1.0. The value of ti is determined by the available supply of cooling water in this latitude under summer conditions, it is rarely below 70°. That of to will be in surface condensers 6 to 10° below tj and that of t2 the same amount below U- The value of to determines the best possible vacuum. Orrok gives k = SfiOr VF, for clean copper tubes, where V = water velocity in tubes, feet per second, r = ratio of partial pressure of steam to total pressure in the condenser. If condensers and vacuum pumps are tight, r == 0.95. 

P. Boelen, M.J.W. Veldhuis, A.G.J. Buma (2001). Accumulation and removal of UVBR-induced DNA damage in marine tropical plankton subjected to mixed and simulated non-mixed conditions. Aquat. Microb. Ecol, 24,165-11A. 

These graphs are shown in Fig. 13. The per cent mixing for any weight ratio Wi/(Wi + W2) was found as follows (1) Determine the difference (= ac) between non-mixed specific volume and closest packed specific volume (2) Determine the difference (= ab) between non-mixed specific volume and mixed specific volume (3) Per cent mixed or grade of mixing = ab/ac X 100. 

In partially chaotic flows that contain KAM tori and elliptic islands, there is only slow diffusive transport across the invariant tori. Therefore the global decay rate vanishes in the Pe —> oo (i.e. D —> 0) limit. It was found numerically that the decay rate follows a power law 7 Pe-", with an exponent in the range 0 < a < 1, while the eigenmodes in such systems are mostly localized in the non-mixing region of the flow (Giona et al., 2004 Pikovsky and Popovych, 2003). 

The other transport mechanism, i.e., translational diffusion of the analyte, becomes therefore highly important in the vicinity of the active sensor layer. Translational diffusion is a mechanism that leads to concentration uniformity in non-mixed solutions. It is described by the first Pick s law that states proportionality between the rate of diffusion and the concentration gradient. 

Because the individuals building the twin or allotwin are related by point group operations, the A-B-C sequence has no influence on the composite lattice and the two or three portions can be described as juxtaposed and non-mixed for example, Zj... 

The first example is a West African field comprising a number of stacked Tertiary reservoirs. Figure 13 compares the vertical distribution of API gravity, predicted with the non-mixing model, with the field data. (The model reservoirs are a simplified representation of the reservoirs in this field in that sands that are in vertical communication are rolled into single gross reservoirs. This means that we are only looking to see... 

Review of the literature reveals a small number of experiments that show that cell motility properties can have dramatic effects on population growth and competition in non-mixed systems. Simple mathematical models have been developed which provide qualitative explanation for all the observed phenomena, and yield quantitative prediction of the magnitude of effects which might be expected in a variety of situations. 

The reasoning carried out for a liquid - gas interface can be repeated for the interface, separating two non-mixing liquids. The value of surface tension for the liquid - liquid interface lies between 2i and 22, that is, between the surface tension values of either liquid. 

However, these results must be carefully evaluated since contamination of the systems with molecular oxygen cannot be excluded, especially in the early studies. Thus, the experimental conditions and systems reported in this literature are not directly comparable to our study where predominantly non mixed-valence iron oxides were investigated under strict exclusion of molecular oxygen. Direct electron transfer between adsorbed Fe(II) and structural Fe(III) at the goethite surface seems unlikely as Fe(III) within the crystal structure is stabilized by neighbouring oxygen ligands. 

---