Entropy sentence example

entropy
  • Changes of entropy must be calculated in terms of quantities of heat, and must be interpreted in a similar manner.
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  • In the special case of a substance isolated from external heat supply, dH=o, the change of entropy is zero in a reversible process, but must be positive if the process is not reversible.
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  • In practice, however, there is always some frictional dissipation, accompanied by an increase of entropy and by a fall of pressure.
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  • The entropy tends to a maximum, and the state is one of stable equilibrium when the value of the entropy is the maximum value consistent with the conditions of the problem.
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  • Since the condition of heat-isolation is impracticable, the condition of maximum entropy cannot, as a rule, be directly applied, and it is necessary to find a more convenient method of expression.
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  • In any spontaneous irreversible change, if the system is heat-isolated, there must be an increase of entropy.
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  • Things tend to move toward disorder I think its called entropy or something that's Isaac's law.
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  • I showed how gravitational entropy can be defined in general.
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  • Even if the expansion is adiabatic, in the sense that it takes place inside a non-conducting enclosure and no heat is supplied from external sources, it will not be isentropic, since the heat supplied by internal friction must be included in reckoning the change of entropy.
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  • At higher energies, where there is no entropy bottleneck, this time scale separation disappears altogether.
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  • Two voxel-based similarity measures, the linear correlation coefficient and the entropy correlation coefficient, are used.
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  • Extension of the direct methods approach to structure solving by X-ray or electron crystallography based on the principle of maximum entropy.
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  • In the microcanonical ensemble the presence of a first-order phase transition is indicated by two maxima in the Landau entropy separated by a well.
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  • The activity of an organic process is the rate at which it increases the thermodynamic entropy of the universe.
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  • The small boy who built the sandcastle reduced the entropy in a localized area by doing work.
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  • D S itself can be separated into 2 components: Thermal entropy, Configurational entropy.
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  • It is shown that thermal entropy can be given by: (3) where D S v is the molar thermal entropy.
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  • If the braid formed by the rods has positive topological entropy, then material lines must grow exponentially, ensuring chaos.
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  • Combining probabilistic logic programming with the power of maximum entropy.
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  • So they built Entropy on Dover Street (well, converted a former joiner 's building ).
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  • Thus one can not localize the entropy on the horizon, which is just like the axis in ordinary three dimensional space.
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  • They function on the principle of constrained maximization of the Shannon entropy, which produces the most statistically probable solution consistent with the constraints.
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  • Entropy restaurant serves top-notch, exciting, modern cuisine which entertains the eyes and tastebuds rather than simply fills the belly.
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  • The majority of thermodynamical problems may be treated without any reference to entropy, but it affords a convenient method of expression in abstract thermodynamics, especially in the consideration of irreversible processes and in reference to the conditions of equilibrium of heterogeneous systems.
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  • The rationale for the colligative properties is the increase in entropy on mixing solutes with the water.
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  • In passing along an adiabatic there is no change of entropy, since no heat is absorbed.
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  • The adiabatics are lines of constant entropy, and are also called Isentropics.
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  • (29) (30) The expression for the change of entropy between any two states is found by dividing either of the expressions for dH in (8) by 0 and integrating between the given limits, since dH/B is a perfect differential.
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  • (33) The state of a substance may be defined by means of the temperature and entropy as co-ordinates, instead of employing the pressure and volume as in the indicator diagram.
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  • In all such cases there is necessarily, by Carnot's principle, a loss of efficiency or available energy, accompanied by an increase of entropy, which serves as a convenient measure or criterion of the loss.
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  • If the change is not reversible, but the final state is the same, the change of entropy, do, is the same, but it is no longer equal to dII/B.
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  • Any change involving decrease of entropy is impossible.
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  • Writing formulae (3r) and (33) for the energy and entropy with indeterminate constants A and B, instead of taking them between limits, we obtain the following expressions for the thermodynamic functions in the case of the vapour: " =Solog e 0 - R log e p - ncp/D+A".
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  • In virtue of relations (2), the change of entropy of a substance between any two states depends only on the initial and final states, and may be reckoned along any reversible path, not necessarily isothermal, by dividing each small increment of heat, dH, by the temperature, 0, at which it is acquired, and taking the sum or integral of the quotients, dH/o, so obtained.
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  • In any small reversible change in which the substance absorbs heat, dH, from external sources, the increase of entropy, d0, must be equal to dH/9.
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  • The entropy cannot diminish.
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  • The total entropy of the system is found by multiplying the entropy per unit mass of the substance in each state by the mass existing in that state, and adding the products so obtained.
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  • This quotient is called the change of entropy, and may be denoted by (4,"-0').
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