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نمایش تعداد 1-10 از 374

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    Modeling and optimization of thermal conductivity and viscosity of MnFe2O4 nanofluid under magnetic field using an ANN 

    نوع: Journal Paper
    نویسنده : Mohammad Amani; Pouria Amani; Alibakhsh Kasaeian; امید ماهیان; Ioan Pop; Somchai Wongwises; Omid Mahian
    سال: 2017
    خلاصه:

    This research investigates the applicability of an ANN and genetic algorithms for modeling and

    multiobjective optimization of the thermal conductivity and viscosity of water-based spinel-type

    MnFe

    2

    O

    4...

    Thermal Conductivity Enhancement in 2-Propanol-Based Nanofluids Containing Zinc Oxide Nanoparticles 

    نوع: Conference Paper
    نویسنده : الهه کفشدارگوهرشادی; Elaheh Kafshdare Goharshadi
    سال: 2008
    خلاصه:

    Nanofluid is a novel heat transfer fluid prepared by suspending solid nanoparticles in a traditional fluid. The most important feature observed in nanofluids is an abnormal rise in thermal conductivity, far beyond expectations and much higher than...

    Employing smartphones Xenon flashlight for mobile payment 

    نوع: Conference Paper
    ناشر: IEEE
    سال: 2014

    Anisotropic thermal conductive MWCNT/polymer composites prepared with an immiscible PS/LDPE blend 

    نوع: Journal Paper
    نویسنده : Kwon, Y.
    ناشر: American Scientific Publishers
    سال: 2014

    In vitro investigation of heat transfer phenomenon in human immature teeth. 

    نوع: Journal Paper
    نویسنده : Maryam Talebi; سحر مقیمی; Mina Shafagh; هادی کلانی; Fatemeh Mazhari; Sahar Moghimi; Hadi Kalani
    سال: 2014
    خلاصه:

    to determine thermal conductivity of immature teeth....

    High Dispersed MWCNT Decorated with Ag Nanoparticles in Water and Experimental Investigation of the Thermo-Physical Properties 

    نوع: Journal Paper
    نویسنده : احمد امیری; مهدی شنبدی; حسین عشقی; سعید زینالی هریس; مجید بنی ادم; Ahmad Amiri; Mehdi Shanbedi; Hossein Eshghi; Saeed Zeinali Heris; Majid Baniadam
    سال: 2012
    خلاصه:

    a combination of functional silver and cysteine based on MWCNT

    was developed to enhance the thermal conductivity of MWCNT suspension. At every sequential

    step of modification, chemical functionalization was investigated by Fourier...

    Particle shape effects on some of the transport properties of tungsten oxide nanofluids 

    نوع: Journal Paper
    نویسنده : مهدی کریمی نظرآباد; الهه کفشدارگوهرشادی; Abbas Youssefi; Mahdi Karimi; Elaheh Kafshdare Goharshadi
    سال: 2016
    خلاصه:

    of WO3 NPs in glycerol was measured at different

    temperatures. The maximum and minimum enhancement in thermal conductivity were observed

    for the samples containing the greatest and lowest values of spherical and polygonal-shape NPs...

    Measurements of thermal conductivity of nanodiamond fluids in engine oil 

    نوع: Conference Paper
    نویسنده : محبوبه یگانه; ناصر شاه طهماسبی; احمد کمپانی; الهه کفشدارگوهرشادی; A. Youssefi; L. Šiller; Mahboubeh Yeganeh; Nasser Shahtahmassebi; Ahmad Kompany; Elaheh Kafshdare Goharshadi
    سال: 2012
    خلاصه:

    are in the range from 0.3- 0.8%.

    The thermal conductivity of prepared ND-engine oil fluids were measured at 50 o C to

    90 o C. It can be observed that thermal conductivity of the prepared nanofluids increase with

    increasing volume fraction...

    MEASUREMENT OF THERMAL CONDUCTIVITY OF Fe3O4 NANOFLUIDS 

    نوع: Conference Paper
    نویسنده : مریم ابارشی; الهه کفشدارگوهرشادی; سیدمجتبی زبرجد; A.YOUSSEFI; H. KHANDAN FADAFAN4; Abareshi Marayam; Elaheh Kafshdare Goharshadi; Seyed Mojtaba Zebarjad
    سال: 2009
    خلاصه:

    Magnetic nanofluids, also called ferrofluids, are stable colloidal solutions consisting of magnetic nanoparticles dispersed in a basedfluid that can be either a polar or a nonpolar liquid [1]. Enhancement of thermal conductivity of nanofluids can...

    Nanofluids for Heat Transfer Enhancement-A Review 

    نوع: Journal Paper
    نویسنده : الهه کفشدارگوهرشادی; محمد حسین احمدزاده; سارا سمیعی; محبوبه حدادیان; Elaheh Kafshdare Goharshadi; Hossein Ahmadzadeh; Sara Samiee; Mahboobeh Hadadian
    سال: 2013
    خلاصه:

    . The enhancement depends on several factors such as

    particle shape, particle size distribution, volume fraction of nanoparticles, temperature, pH, and thermal conductivities of nanoparticles and base

    fluids.

    This paper presents an updated...

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