shell equation

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• Équation de Birch-Murnaghan — Équation d état de Birch Murnaghan L équation d état de Birch Murnaghan est une équation d état utilisée en mécanique des milieux continus. Elle décrit l évolution isotherme du volume d un solide en fonction de la pression. Cette équation fait… …   Wikipédia en Français

• Shell integration — (the shell method in integral calculus) is a means of calculating the volume of a solid of revolution, when integrating along an axis perpendicular to the axis of revolution.It makes use of the so called representative cylinder . Intuitively… …   Wikipedia

• Shell Balance — In fluid mechanics, it may be necessary to determine how a fluid velocity changes across the flow. This can be done with a shell balance.A shell is a differential element of the flow. By looking at the momentum and forces on one small portion, it …   Wikipedia

• Equation of state — In physics and thermodynamics, an equation of state is a relation between state variables.cite book | author=Perrot, Pierre | title=A to Z of Thermodynamics | publisher=Oxford University Press | year=1998 | id=ISBN 0 19 856552 6] More… …   Wikipedia

• Équation d'état de Birch-Murnaghan —  Ne doit pas être confondu avec Équation d état de Murnaghan. L équation d état de Birch Murnaghan est une relation qui lie le volume d un corps et la pression à laquelle il est soumis. C est une des nombreuses équations d état qui ont été… …   Wikipédia en Français

• Shell-Paques process — The Shell Paques process, also known by the trade name of Thiopaq process, is technology for the conversion of hydrogen sulfide from natural, refinery, synthesis and biogas. It is based on the biocatalytical conversion of sulfide into elemental… …   Wikipedia

• On shell and off shell — In physics, particularly in quantum field theory, configurations of a physical system that satisfy classical equations of motion are called on shell, and those that do not are called off shell. For instance, in classical mechanics in the action… …   Wikipedia

• Debye–Hückel equation — The Debye–Hückel equation and Debye–Hückel limiting law, were derived by Peter Debye and Erich Hückel, who developed a theory with which to calculate activity coefficients of electrolyte solutions.[1] Activities, rather than concentrations, are… …   Wikipedia

• Debye-Hückel equation — The Debye Hückel limiting law, named for its developers Peter Debye and Erich Hückel, provides one way to obtain activity coefficients Ref|Harris. Activities, rather than concentrations, are needed in many chemical calculations because solutions… …   Wikipedia

• Van der Waals equation — The van der Waals equation is an equation of state for a fluid composed of particles that have a non zero size and a pairwise attractive inter particle force (such as the van der Waals force.) It was derived by Johannes Diderik van der Waals in… …   Wikipedia

• On shell renormalization scheme — In quantum field theory, and especially in quantum electrodynamics, the interacting theory leads to infinite quantities that have to be absorbed in a renormalization procedure, in order to be able to predict measurable quantities. The… …   Wikipedia