نتایج جستجو برای: residence time of co molecule

تعداد نتایج: 21309244  

Journal: :the iranian journal of pharmaceutical research 0
amir amani tehran university of medical sciences hosein kamali north khorasan university of medical sciences shayan abbasi department of biology, faculty of science, university of guilan, rasht, iran mohammad ali amini islamic azad university

this work aimed to prepare a nanoemulsion preparation containing budesonide and assess its aerodynamic behavior in comparison with suspension of budesonide. in-vitro aerodynamic performance of the corresponding micellar solution (ie. nanoemulsion preparation without oil) was investigated too. nanoemulsions of almond oil containing budesonide, as a hydrophobic model drug molecule, were prepared ...

Journal: :The Journal of chemical physics 2006
Senthil K Kandasamy Ronald G Larson

To understand the origin of transmembrane potentials, formation of transient pores, and the movement of anions and cations across lipid membranes, we have performed systematic atomistic molecular dynamics simulations of palmitoyl-oleoyl-phosphatidylcholine (POPC) lipids. A double bilayer setup was employed and different transmembrane potentials were generated by varying the anion (Cl-) and cati...

Journal: :Chemical communications 2015
Melanie Kitchin Kristina Konstas Christopher J Sumby Milena L Czyz Peter Valente Matthew R Hill Anastasios Polyzos Christian J Doonan

The facile synthesis of the cage molecule (C110H56Br2) via a remarkable three-fold homo-coupling macrocyclization reaction using continuous flow methodology is reported. Synthesis via continuous flow chemistry improves the residence time, safety, and environmental profile of this synthetically challenging reaction. Further, the new cage possesses halogen atoms at its apex that serve to expand t...

Journal: :دانش گیاه پزشکی ایران 0
آرش راسخ استادیار شهیدچمران اهواز حسین الهیاری دانشیار دانشگاه تهران قدرت اله صباحی استادیار دانشگاه تهران

animals that can estimate their desirable habitat quality are better able to accordingly adapt their life behaviors. the life cycles of parasitoids are so closely adapted as to match their hosts life behavior. among the various host-parasitoid interactions, a peculiarity is the seasonal synchrony between host and parasitoid activity. the foraging and oviposition behaviors of lysiphlebus fabarum...

2014
N. Othman S. K. Kamarudin M. S. Takriff M. I. Rosli E. M. F. Engku Chik M. A. K. Adnan

Radiotracer experiments are carried out in order to determine the mean residence time (MRT) as well as percentage of dead zone, V dead (%), in an integrated mixer consisting of Rushton and pitched blade turbine (PBT). Conventionally, optimization was performed by varying one parameter and others were held constant (OFAT) which lead to enormous number of experiments. Thus, in this study, a 4-fac...

2006
Timo Gottschalk Herold G. Dehling Alex C. Hoffmann

This paper shows that Danckwerts’ law for mean residence time in a vessel with continuous and steady throughflow holds for a stochastic model based on a Markov chain for the particle spatial position, under a set of three very general conditions on the transfer probabilities. These are natural conditions and represent mass balance conditions on the transfer between spatial regions in the proces...

Journal: :Social science research 2012
Judith A Seltzer Charles Q Lau Suzanne M Bianchi

This study uses a factorial vignette design embedded in an Internet survey to investigate attitudes toward an adult child and parent living together in response to economic hardship. Over half of Americans said the desirability of intergenerational co-residence depends on particularistic aspects of the family, notably the quality of family relationships. Support for co-residence is greatest whe...

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده برق و الکترونیک 1390

there are many approaches for solving variety combinatorial optimization problems (np-compelete) that devided to exact solutions and approximate solutions. exact methods can only be used for very small size instances due to their expontional search space. for real-world problems, we have to employ approximate methods such as evolutionary algorithms (eas) that find a near-optimal solution in a r...

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