نتایج جستجو برای: ws mixing rule

تعداد نتایج: 223729  

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2013
sara ahmad kelayeh cyrus ghotbi vahid taghikhani amir jalili

a viscosity model, based on eyring’s absolute rate theory combined with a cubic pr equation of state and wong-sandler mixing rule, has been proposed in order to correlate viscosities of aqueous solutions of alkanolamine mixtures at atmospheric pressure and different temperatures. in the proposed method, the energy and size parameters in studied equation of state (eos) have been obtained using t...

Amir Jalili, Cyrus Ghotbi, Sara Ahmad Kelayeh Vahid Taghikhani,

A viscosity model, based on Eyring’s absolute rate theory combined with a cubic PR equation of state and Wong-Sandler mixing rule, has been proposed in order to correlate viscosities of aqueous solutions of alkanolamine mixtures at atmospheric pressure and different temperatures. In the proposed method, the energy and size parameters in studied Equation of State (EoS) have been obtained usi...

Gholam Ali Mansoori Hamid Modarres Mohsen Mohsen Nia

A mixing rule for the mixtures of hard-spheres is presented which can be reduced to the standard van der Waals mixing rule at low densities. The effectiveness of the mixing rule for the size and energy parameters of lennard-Jones fluid are examined by combining them with an equation of state to calculate thermodynamic properties. The results of calculation are compared with the molecular dy...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 1998
mohsen mohsen nia hamid modarres gholam ali mansoori

a mixing rule for the mixtures of hard-spheres is presented which can be reduced to the standard van der waals mixing rule at low densities. the effectiveness of the mixing rule for the size and energy parameters of lennard-jones fluid are examined by combining them with an equation of state to calculate thermodynamic properties. the results of calculation are compared with the molecular dynami...

2015
Galina Pakhlova

After the discovery by Tevatron of B s − Bs-oscillations D and D remains the last flavor neutral meson system with unobserved mixing. Neutral meson mixing is characterized by parameters x = ∆M/Γ and y = ∆Γ/2Γ, where ∆M and ∆Γ are the mass and width difference between the two CP eigenstates. The SM box diagram in D ↔ D transitions is strongly GIM and CKM suppressed. However, D mixing can be enha...

Journal: :journal of chemical and petroleum engineering 2011
hasan pahlavanzadeh hamid bakhshi

supercritical carbon dioxide has gained increasing attention in food and pharmaceutical processing owing to the fact that it is environmentally inexpensive, not flammable, essentially non-toxic, and it has a convenient critical point. also, it has been attracting much attention in many fields, such as extraction of sensitive materials and pharmaceutical processing and polymerization processes. ...

2004
CLIFF B JONES

operation is true of a retrieved state, the representation state must satisfy the pre-condition of the representation operation. Theorem 8.6 For the first example in the preceding section, the sequent form of the domain obligation 8.4: ws ∈ Dicta, w ∈Word ` pre-CHECKWORD(w , retr -Dict(ws)) ⇒ pre-CHECKWORDa(w ,ws) is vacuously true because the operation on the representation is total. Theorem 8...

2016
M. Ghorbanzadeh C. Ghotbi V. Taghikhani

In this work, five different thermodynamic models for correlating the fugacity of water and Tetrahydrofuran (THF) in liquid phase in equilibrium with hydrogen hydrate phase, based on the van der Waals–Platteeuw (vdW-P) statistical thermodynamic model are used and the equilibrium pressures of hydrogen hydrate at different temperatures are calculated. The dissociation pressure of binary hydrogen ...

2000
Harald Clahsen Mayella Almazan

We have examined potential dissociations between lexical and grammatical knowledge in language impairment by investigating noun plurals and plural formation inside compounds in Williams Syndrome (WS) subjects. For comparison, we also report results from studies investigating the same linguistic phenomena in children with Specific Language Impairment (SLI). We found that nouns taking regular plu...

2006
Wu Liu Heng Li Yuan Dong Nan He Haitao Luo Haila Wang

This paper presents two word segmentation (WS) systems and a named entity recognition (NER) system in France Telecom R&D Beijing. The one system of WS is for open tracks based on ngram language model and another one is for closed tracks based on maximum entropy approach. The NER system uses a hybrid algorithm based on Class-based language model and rule-based knowledge. These systems are all au...

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