نتایج جستجو برای: isothermal condition

تعداد نتایج: 328750  

Journal: :physical chemistry and electrochemistry 0
seyyed mostafa hoseini young researchers and elite club, marvdasht branch, islamic azad university, marvdasht, iran

the present work is the successful extension of an improved equation of state (eos) to refrigerant fluids. the objective is the prediction of isothermal and saturated liquid densities of refrigerants. two temperature-independent parameters appearing in the modified eos are closely related to critical point properties of refrigerant fluids. our results showed that, the proposed eos can predict w...

Journal: :physical chemistry and electrochemistry 0
p khorramzadeh department of chemistry, marvdasht branch, islamic azad university, marvdasht, iran nima karachi department of chemistry, marvdasht branch, islamic azad university, marvdasht, iran seyyed mostafa hosseini young researchers and elite club, marvdasht branch, islamic azad university, marvdasht, iran

an analytical equation of state has been previously modified by papari et al. for representing the volumetric properties of molecular fluids. however the performance of that eos has not been yet well investigated for refrigerant fluids. this study extended that equation to 19 liquid refrigerants to predict their densities at isothermal and saturated states. two temperature-independent parameter...

Journal: :iranian journal of microbiology 0
reza ranjbar molecular biology research center, baqiyatallah university of medical sciences, tehran, iran. davoud afshar molecular biology research center, baqiyatallah university of medical sciences, tehran, iran.

background and objectives: loop-mediated isothermal amplification is a novel nucleic acid amplification assay providing as a simple diagnostic tool for rapid identification of microbial diseases in developing countries. in this study, a lamp assay was established for yersinia enterocolitica , a leading cause of acute enterocolitis in young children. materials and methods: lamp assay was establi...

ژورنال: :دانش و تندرستی 0
massomeh masoomikarimi mehdi mirzaei pirasteh norouzi mojgan fazli sanaz dehbashi davoud afshar

مقدمه: استرپتوکوکوس پیوژنز کلونیزه کننده پوست و گلو در بسیاری از انسان ها است. این باکتری علاوه بر عفونت های چرکی حاد، مسئول عوارض و بیماری های خودایمن بعد از عفونت شامل آرتریت واکنشی، گلومرولونفریت و تب روماتیسمی می باشد. روش استاندارد طلایی برای شناسایی استرپتوکوکوس پیوژنز، کشت است. اما به دلیل زمان بر بودن روش مذکور و اهمیت تشخیص سریع آن، استفاده از روش های مولکولی مفید است. تکنیک lamp روش ن...

Journal: :Energies 2023

A cell model is developed and validated to analyze the performance of polymer electrolyte membrane water electrolysis (PEMWE) stacks systems. It used characterize oxygen evolution reaction (OER) activity on a TiO2-supported IrO2 catalyst an unsupported powder catalyst. Electrochemical, stack, system thermoneutral potentials are defined determined for isothermal non-isothermal stack operation. C...

Journal: :Quarterly of Applied Mathematics 1962

2012
Cyril Nana

Noise computation of non isothermal flows by hybrid methods for low Mach numbers This study focuses on the numerical calculation of the acoustic field radiated by subsonic turbulent flows with temperature inhomogeneities. Hybrid methods are developed through a Rayleigh-Janzen expansion of the Navier-Stokes equations. The flow is solved in a quasi-incompressible way then the acoustic disturbance...

2012
Chia-Chen Chang Chien-Cheng Chen Shih-Chung Wei Hui-Hsin Lu Yang-Hung Liang Chii-Wann Lin

Since the development of the polymerase chain reaction (PCR) technique, genomic information has been retrievable from lesser amounts of DNA than previously possible. PCR-based amplifications require high-precision instruments to perform temperature cycling reactions; further, they are cumbersome for routine clinical use. However, the use of isothermal approaches can eliminate many complications...

Journal: :Biochemical Journal 1935

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