نتایج جستجو برای: hydrodynamic

تعداد نتایج: 24804  

Journal: :iranian journal of virology 0
f rezaei gastroenterohepatology research center, shiraz university of medical sciences, shiraz, iran sy hosseini gastroenterohepatology research center, shiraz university of medical sciences, shiraz, iran mh karimi shiraz transplant research center, nemazee hospital, shiraz university of medical sciences, shiraz, iran a pakneiat gastroenterohepatology research center, shiraz university of medical sciences, shiraz, iran b geramizadeh shiraz transplant research center, nemazee hospital, shiraz university of medical sciences, shiraz, iran mr fattahi gastroenterohepatology

background and aims: adenovector gene transfer induces inflammatory response that finally leads to vector removal from delivered site. the effect of hydrodynamic pre-injection on adenovector mediated liver inflammation remained elusive. materials and methods: different mice groups were pre-treated by hydrodynamic saline, dexamethasone or nothing prior to adeno-luciferase administration. their s...

Journal: :international journal of marine science and engineering 0
m. a. nezammahalleh geomorphology, physical geography department, geography faculty, university of tehran, tehran m. yamani geomorphology, physical geography department, geography faculty, university of tehran, tehran sh soltani department of civil engineering, neka branch, islamic azad university, neka, iran a. maldar badeli department of engineering and technology, golestan university, aliabad katool, iran a. rastegar department of engineering and technology, golestan university, aliabad katool, iran

in coastal areas, hydrodynamic factors make changes in shorelines geomorphology. this can affect coastal facilities and cause hazards to human societies in the areas. this study has investigated the influence of wave and tide properties on khamir port, hormoz strait in coast of persian gulf. the purpose of the study is to make a mathematical regional and local modeling of water level fluctuatio...

2013
Gerhard Sandmann Peter Böger

New 2-phenylpyridazinones, analogs o f 4-chloro-5-methylamino-2-phenylpyridazin-3(2H)ones, were assayed for their phytotoxic activity to interfere with plant pigment formation. Six derivatives with — SCF3, — OCF2CH FCF3, — O CH F2, — CN, or — Br in meta position o f the phenyl ring exhibited similar or better bleaching activity than the m -CF3 analog (norflurazon). The activity is predominantly...

Journal: :journal of heat and mass transfer research 0
mohsen-shahrood nazari mechanical engineering dept., shahrood university mh kayhani university of shahrood

a lattice boltzmann method is applied to demonstrate the comparison results of simulating natural convection in an open end cavity using different hydrodynamic and thermal boundary conditions. the prandtl number in the present simulation is 0.71, rayleigh numbers are 104,105 and 106 and viscosities are selected 0.02 and 0.05. on-grid bounce-back method with first-order accuracy and non-slip met...

Journal: :journal of applied and computational mechanics 0
naeem faraz shanghai university, shanghai china hou lei shanghai university, shanghai china yasir khan hafr al batin saudia arabia

an attempt is made for the first time to solve the quadratic and cubic model of magneto hydrodynamic poiseuille flow of phan-thein-tanner (ptt). series solution of magneto hydrodynamic (mhd) flow is developed by using homotopy perturbation method (hpm). results are presented graphically and the effects of non-dimensional parameters on the flow field are analyzed. the results obtained reveals ma...

Journal: :international journal of robotics 0
saeed ebrahimi yazd university mohammad bozorg yazd university mehdi zare ernani kavian petrochemical company

in the procedure of designing an underwater vehicle or robot, its maneuverability and controllability must be simulated and tested, before the product is finalized for manufacturing. since the hydrodynamic forces and moments highly affect the dynamic and maneuverability of the system, they must be estimated with a reasonable accuracy. in this study, hydrodynamic coefficients of an autonomous un...

2015
Rahul Jahagirdar Vaman Khadilkar Ruma Deshpande

Methods Clinical Records of 17 children (16 girls and 1 boy) were retrospectively analyzed over a period of 24 months (Mar 2012 to Mar 2014). All children satisfied the criteria for precocity based on clinical features, radiological assessment and GnRHa stimulation test. All 16 girls had idiopathic precocious puberty and the only boy had hypothalamic hamartoma. The mean age of presentation was ...

Journal: :iranian journal of basic medical sciences 0
farzaneh hajesmaeelzadeh biomolecular imaging analysis group, research center for molecular and cellular imaging, tehran university of medical sciences, tehran, iran department of medical physics and biomedical engineering, faculty of medicine, tehran university of medical science, tehran, iran saeed shanehsazzadeh radiation application research school, nuclear science and technology research institute, tehran, iran cordula grüttner micromod partikeltechnologie gmbh, friedrich-barnewitz-str. 4, d-18119 rostock, germany fariba johari daha radiation application research school, nuclear science and technology research institute, tehran, iran mohammad ali oghabian biomolecular imaging analysis group, research center for molecular and cellular imaging, tehran university of medical sciences, tehran, iran

objective(s):iron oxide nanoparticles have found prevalent applications in various fields including drug delivery, cell separation and as contrast agents. super paramagnetic iron oxide (spio) nanoparticles allow researchers and clinicians to enhance the tissue contrast of an area of interest by increasing the relaxation rate of water. in this study, we evaluate the dependency of hydrodynamic si...

A Lattice Boltzmann method is applied to demonstrate the comparison results of simulating natural convection in an open end cavity using different hydrodynamic and thermal boundary conditions. The Prandtl number in the present simulation is 0.71, Rayleigh numbers are 104,105 and 106 and viscosities are selected 0.02 and 0.05. On-Grid bounce-back method with first-order accuracy and non-slip met...

Journal: :international journal of environmental research 2014
z. kazemi n.b. hashim h. aslani z. liu p.m. craig

the johor strait is an estuarine system located on the coast of the state of johor in malaysia.the western part of johor strait is a shallow estuarine located between causeway and pulai river. ahydrodynamic model was calibrated based on the environmental fluid dynamic code (efdc) from 4th to 17th of october, 2009. in this calibration, the efdc hydrodynamic model was configured to simulate time ...

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