نتایج جستجو برای: reversible process

تعداد نتایج: 1357544  

Journal: :Nanoscale 2014
Indranath Chakraborty T Pradeep

The cluster Ag₄₄SePh₃₀, originally prepared from silver selenolate, upon oxidative decomposition by H₂O₂ gives the same cluster back, in an apparently reversible synthesis. Such an unusual phenomenon was not seen for the corresponding thiolate analogues. From several characterization studies such as mass spectrometry, Raman spectroscopy, etc., it has been confirmed that the degraded and as-synt...

2012
Dennis M. M. Schunselaar Eric Verbeek Wil M. P. van der Aalst Hajo A. Reijers

All Dutch municipalities offer the same range of services, and the processes delivering these services are quite similar. Therefore, these municipalities can benefit from configurable process models. This requires the merging of existing process variants into configurable models. Unfortunately, existing merging techniques (1) allow for configurable process models which can be instantiated to un...

Journal: :Comput. J. 1995
Peter G. Harrison Jane Hillston

EEcient product form solution is one of the major attractions of queueing networks for performance modelling purposes. These models rely on a form of interaction between nodes in a network which allows them to be solved in isolation, since they behave as if independent up to normalisation. Markovian process algebras (MPA) extend classical process algebras with information about the duration of ...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2002
ali reza rezvani hassan hadadzadeh

six new complexes of the type trans-[lco((do)(doh)pn)l'] where (do)(doh)pn= n2, n2'-propanediolbis (2,3-butanedione 2-imine 3-oxime), l-cl¯ and l'=mono-anaion of phenylcyanamide (pcyd), 2,5-dichlorophenylcyanamide (2,5-cl2 pcyd), 2,4-dimethyl pehylcyanamide (2,4-me2 pcyd) and l=l'=pcyd, 2,5-cl2 pcyd, 2,4-me2 pcyd, have been synthesized and characterized by elemental analysis, spectroscopy and c...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2013
majid safajou jahankhanemlou mehdi salami kalajahi

a moment equations method was performed to study the reversible chain transfer catalyzed polymerization (rtcp) of styrene in 80°c. to do this, a kinetic scheme containing conventional free radical polymerization reactions and equilibrium reactions of rtcp was assumed. after obtaining mass balance equations, three moment equations were defined for free and dormant radicals and dead chains. monom...

Journal: :basic and clinical neuroscience 0
abdolaziz ronaghi mohammad ebrahimzadeh abbas haghparast

introduction: the role of midbrain reticular formation, which includes the nucleus cuneiformis (ncf), as a crucial antinociceptive region in descending pain modulation has long been investigated. in this study, we tried to highlight the role of ncf in morphine-induced antinociception in formalin-induced pain model in rats. methods: a total of 201 male wistar rats weighing 260-310 g were used in...

The process personnel always seek the opportunity to improve the processes. One of the essential steps for process improvement is to quickly recognize the starting time or the change point of a process disturbance. Different from the traditional normally distributed assumption for a process, this study considers a process which follows a gamma process. In addition, we consider the possibility o...

2011
Harvey S. Leff

Recall that a reversible process is specified in the Clausius algorithm, dS = d̄Qrev/T . To appreciate this subtlety, it is important to understand the importance of reversible processes in thermodynamics. Although they are idealized processes that can only be approximated in real life, they are extremely useful. A reversible process is typically infinitely slow and sequential, using a large num...

Recently testing of Quantum-dot Cellular Automata (QCA) Circuits has attracted a lot of attention. In this paper, QCA is investigated for testable implementations of reversible logic. To amplify testability in Reversible QCA circuits, a test method regarding to Built In Self Test technique is developed for detecting all simulated defects. A new Reversible QCA MUX 2×1 desig...

2002
HONG QIAN MIN QIAN XIANG TANG

The solution to nonlinear Fokker-Planck equation is constructed in terms of the minimal Markov semigroup generated by the equation. The semigroup is obtained by a purely functional analytical method via Hille-Yosida theorem. The existence of the positive invariant measure with density is established and a weak form of Foguel alternative proven. We show the equivalence among self-adjoint of the ...

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