MohammadReza Hajmohammadi - Amirkabir University of Technology

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Amirkabir University of Technology

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MohammadReza Hajmohammadi

Associate Professor
Department of Mechanical Engineering
Fluids & Heat

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hajmohammadi

aut.ac.ir

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h-index (Scopus):

37.00

Citations (Scopus):

2861

Research Interests

Title

Start date

Thermal Design and Management

2012

Cooling and Heat Transfer Enhancement

2012

Numerical Modeling of Fluid Flow and Heat Transfer, CFD

2012

Energy Systems

2012

Renewable Energy

2017

Supervised PhD Theses

Thesis title

Date

Thermal management of a proton exchange membrane fuel cell using two-phase Taylor flow

BEHNAM VOJOUDI

2024 Dec

Proposing a new cooling system with simultaneous use of microchannel heat sinks and pulsating heat pipes

MOHAMMAD AHMADIAN ELMI & S.Salman Nourazar Khoshknab

2023 Apr

Numerical and Experimental Modeling of a Solar Air Heater Using Phase Change Materials and Baffles to Improve Performance

HASAN PARSA & MAJID SAFFAR-AVVAL

2022 Jun

Simulation Study on Implementing Polymeric Nanofluid in Modified Hele-Shaw Cell (MHSC)

ATAOLLAH FIROOZI & ALI AHMADPOUR

2025 Sep

Supervised MSc Theses

Thesis title

Date

Numerical study of the number of pulsating heat pipes turns effects on the characteristics of the flow and optimization for maximum thermal performance

SAMAD RAHNAMADAD

2024 Aug

Utilizing radiative cooling selective surface in solar stills to enhance condensation and potable water rate

HAMIDREZA AGHAKHANI

2024 Jul

Analysis and design of micro-channel heat sink with using machine learning method

HANIEH SADEGHIAN JAHROMI

2024 Jun

Numerical simulation of Non-Newtonian mixing of fluids in helical tubes

ALI KAMANI & ALI AHMADPOUR

2024 Mar

Improvement internal cooling of the gas turbine blade by using winglet vortex generators

SEPEHR SAFARI

2024 Feb

Investigation of charge and discharge PCM inside a new encapsulation design for thermal energy storage system

ALIREZA REZAEISHAKER

2024 Feb

Adjusting the temperature of a reservoir under a variable heating load at the desired temperature

MOHAMADREZA BESHARATLOO & MOHAMMAD JAFAR KERMANI

2024 Feb

Reduction in Melting time of phase change materials by optimization of the fins configuration

FARZAD DADBAKHSH

2023 Mar

Optimal configuration of EHD electrodes for heat transfer improvement of a nano-fluid in rectangular microchannels

MAHYAR SEPEHRNEJAD

2022 Oct

Effects of a magnetic field on thermal performance and geometric design aof a double-layer microchannel heatsink

ARVIN KARIMIAN

2022 Oct

Performance evaluation and performance enhancement of liquid-infused surfaces for yield stress fluid flows in microchannels

MOHAMMADAMIN NASERI & ALI AHMADPOUR

2022 Aug

Two-dimensional numerical simulation of a pulsating heatpipe twophase flow under different operating conditions

MONA ASHRAFIMOGHADAM & ALI AHMADPOUR

2022 Jul

Thermal design and optimization of a Porous-Microchannel Heat Sink

MOHAMMAD REZA EBRAHIMI POUR

2022 Mar

Investigation of electrode arrangements on heat transfer enhancement in the presence of electric field

MEHRAS AMIRHAKIMI

2021 Oct

Study of arrangement of vortex generators on heat transfer enhancement in a two dimensional channel using lattice Boltzmann method

SABA MIRAHSANI

2021 Sep

Three-dimensional optimum design of highly thermal conductive pathways embedded in a heat generating medium

ROMINA KABIRI KHALAJZADEH

2021 Apr

Optimal design of non-uniform tree-shaped highly conductive pathways embedded in a heat generating piece

JAVAD NAJAFIAN

2021 Apr

optimal design of wavy microchannel heatsinks cooled with a fluid containing encapsulated phase-change materials

HADI NEMATI MOGHADDAM & ALI AHMADPOUR

2021 Jan

The geometric and structural design of the three-dimensional air ducts for cooling the C3X blades

ERFAN HASAN POUR

2020 Oct

The effect of cross-section geometry on thermal performance of microchannel heat sinks

SAYED MOEIN AYATOLLAHI

2020 Jul

Numerical investigation of pressure drop and heat Transfer for laminar force convection of a non-Newtonian nanofluids in microchannel with different cross sections

AMINREZA RAMEZAN

2019 Sep

Optimal design of micro-channel heat sink under the effect of magnetic field

SEPEHR GHOLAMREZAIE

2019 Jul

Conjugate heat transfer by the forced convection flow of a nanofluid over a heat conducting finite thickness plate

ERFAN MOHKAMKAR

2019 Jul

Geometric optimization of highly conductive inserts embedded in a fin

MOHAMMAD AHMADIAN ELMI

2018 Oct

Cooling performance enhancement of microchannel heat sinks using a nanofluid with non-Newtonian viscosity

ALI SARLAK

2018 Oct

Heat transfer investigation of the hybrid rectangular-circular coil using Nano-fluid

SEYEDEH KIANA NAGHIB ZADEH & MAJID SAFFAR-AVVAL

2018 Sep

Performance Analysis of Solar Absorption Cooling System Comparison between Najaf and Tehran

GHAITH YAHYA AHMED ABUSAIBAA & HASSAN RAHIMZADEH

2018 Mar

Geometrical optimization of microchannel heat sink based on nanofluid hydro-thermal performance using machine learning models

AMIRHOSSEIN MOSAYYEBI

2026 May

Improvement of immersion cooling system geometry for data servers

ALI ANARIMOMENABADI

2025 Oct

Numerical and experimental investigation of thermal improvement of a plate finned tube using modified partially wrapped fins

MOHAMMADREZA ESLAMZADEH

2025 Mar

Journal Papers

DADBAKHSH FARZAD ، REZAEISHAKER ALIREZA ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "Introducing a novel fin design with concave branches for enhanced melting in a shell-and-tube LHTES system", Results In Engineering, 2026 Jul vol. 32, no. , pp.111924-111924, 2026.

TAJIK MEHRAD ، Hajmohammadi MohammadReza ، Kambiz Vafai, "Optimal designs of hybrid jet impingement microchannel heat sink across various pumping powers: A deep-learning approach", International Communications In Heat and Mass Transfer, 2025 Apr vol. 164, no. 0, pp.1-20, 2025.

VOJOUDI BEHNAM ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "Gas/liquid slug flow-based thermal management technique for enhanced proton exchange membrane fuel cell performance", International Journal of Thermal Sciences, 2025 Feb vol. 212, no. 0, pp.1-16, 2025.

REZAEISHAKER ALIREZA ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "A novel design for macro encapsulation of phase change materials for energy storage systems", Journal of Energy Storage, 2025 Feb vol. 113, no. 0, pp.1-16, 2025.

FIROOZI ATAOLLAH ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "Polymer flooding characteristics in modified Hele-Shaw cells", Physics of Fluids, 2025 Feb vol. 37, no. 2, pp.1-20, 2025.

GHAREHKHANI MOHAMMAD ، Saeed Dinarvand ، Hajmohammadi MohammadReza, "Effect of magnetic field on the thermal and hydraulic behavior of biological hybrid nanofluid flow in curved microchannel", Journal of Thermal Analysis and Calorimetry, 2025 Jan vol. 24, no. 0, pp.1-17, 2025.

AGHAKHANI HAMIDREZA ، SAFFAR-AVVAL MAJID ، Hajmohammadi MohammadReza, "An innovative solar still design integrated with radiative cooling for sustainable, passive, all-day freshwater harvesting: A comprehensive study", Sustainable Energy Technologies and Assessments, 2024 Dec vol. 73, no. 0, pp.1-14, 2024.

VOJOUDI BEHNAM ، Hajmohammadi MohammadReza ، AHMADPOUR ALI, "Exploring heat transfer augmentation in slug flow through converging channels: A study on enhancement strategies", International Communications In Heat and Mass Transfer, 2024 Jul vol. 157, no. 0, pp.1-10, 2024.

AGHAKHANI HAMIDREZA ، AYATOLLAHI SAYED MOEIN ، Hajmohammadi MohammadReza, "A novel numerical model for solar still combined with collector and reflector", Applied Thermal Engineering, 2024 Apr vol. 248, no. 0, pp.1-17, 2024.

RABIEE AMIRHOSSEIN ، AHMADIAN ELMI MOHAMMAD ، Hajmohammadi MohammadReza ، MOHAMMADIFAR MOHAMMAD, "Multi-objective optimization of rectangular microchannel heat sink based on entropy generation and hydro-thermal performance using NSGA-II algorithm", International Communications In Heat and Mass Transfer, 2023 Nov vol. 149, no. 0, pp.107140-107153, 2023.

RAHIMI MOTLAGH ZAHRA ، AHMADIAN ELMI MOHAMMAD ، Hajmohammadi MohammadReza, "Numerical investigation of conjugate heat transfer in a flattened cross-sectional thick channel", International Journal of Thermal Sciences, 2023 Sep vol. 195, no. 0, pp.108637-108647, 2023.

AGHAKHANI HAMIDREZA ، AYATOLLAHI SAYED MOEIN ، Hajmohammadi MohammadReza, "Proposing novel approaches for solar still performance enhancement by basin water heating, glass cooling, and vacuum creation", Desalination, 2023 Sep vol. 567, no. 0, pp.117011-117028, 2023.

PARSA HASAN ، SAFFAR-AVVAL MAJID ، Hajmohammadi MohammadReza ،, "Improvement of solar air heaters performance with PCM-filled baffles and storage bed", International Journal of Mechanical Sciences, 2023 Jul vol. 260, no. 0, pp.1-23, 2023.

AHMADIAN ELMI MOHAMMAD ، Hajmohammadi MohammadReza ، Nourazar Khoshknab S.Salman ، Kambiz Vafai ، Mohammad Behshad Shafii, "Introducing a novel cooling system with combined utilization of microchannel heat sinks and pulsating heat pipes", Applied Thermal Engineering, 2023 Jul vol. 232, no. 0, pp.1-14, 2023.

AHMADIAN ELMI MOHAMMAD ، Hajmohammadi MohammadReza ، Nourazar Khoshknab S.Salman ، Kambiz Vafai ، Mohammad Behshad Shafii, "Effect of filling ratio, number of loops, and transverse distance on the performance of pulsating heat pipe in a microchannel heat sink", Numerical Heat Transfer Part A-Applications, 2023 Apr vol. 0, no. 0, pp.1-23, 2023.

MIRAHSANI SABA ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "Optimal design of an array of porous obstacles in a partially heated channel using lattice Boltzmann method for the heat transfer enhancement", International Communications In Heat and Mass Transfer, 2023 Mar vol. 143, no. 0, pp.1-13, 2023.

AHMADIAN ELMI MOHAMMAD ، Hajmohammadi MohammadReza ، Nourazar Khoshknab S.Salman ، Kambiz Vafai ، Mohammad Behshad Shafii, "Investigating the effect of the presence of a pulsating heat pipe on the geometrical parameters of the microchannel heat sink", Numerical Heat Transfer Part A-Applications, 2023 Mar vol. 0, no. 0, pp.1-17, 2023.

ZEHISAADAT SAHBA ، KABIRI KHALAJZADEH ROMINA ، Hajmohammadi MohammadReza ، Giulio Lorenzini, "Geometric Optimization of T-shaped Fin and Inverted Fin Based on Minimum Entropy Generation Objective", Journal of Engineering Thermophysics, 2022 Dec vol. 31, no. 0, pp.668-687, 2022.

NEMATI MOGHADDAM HADI ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "-Numerical simulation of convective heat transfer of nano -encapsulated phase change material slurries in micro channels with sinusoidal cavities and rectangular ribs", Amirkabir Journal of Mechanical Engineering, 2022 Apr vol. 54, no. 1, pp.8-8, 2022.

SADRI SEYYED ALIREZA ، PARSA HASAN ، SAFFAR-AVVAL MAJID ، Hajmohammadi MohammadReza, "Configuration optimization of the honeycomb core in the latent heat thermal energy storage of a solar air heater: Experimental and numerical study", International Journal of Energy Research, 2022 Apr vol. 46, no. 5, pp.5924-5954, 2022.

RAMEZAN AMINREZA ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "Thermo-hydraulic assessment of non-Newtonian MWCNT nanofluid flows inside microchannels with different cross-sections", Proceedings of The Institution of Mechanical Engineers Part C-Journal of Mechanical Engineering Science, 2021 Dec vol. 0, no. 0, pp.1-17, 2021.

PARSA HASAN ، SAFFAR-AVVAL MAJID ، Hajmohammadi MohammadReza, "3D simulation and parametric optimization of a solar air heater with a novel staggered cuboid baffles", International Journal of Mechanical Sciences, 2021 Jun vol. 205, no. 0, pp.106607-106623, 2021.

Hajmohammadi MohammadReza ، BAHRAMI MOHAMMAD ، AHMADIAN ELMI MOHAMMAD, "Thermal performance improvement of microchannel heat sinks by utilizing variable cross-section microchannels filled with porous media", International Communications In Heat and Mass Transfer, 2021 May vol. 126, no. 0, pp.105360-105374, 2021.

AHMADIAN ELMI MOHAMMAD ، MOHAMMADIFAR MOHAMMAD ، RASOULI ERFAN ، Hajmohammadi MohammadReza, "Optimal design and placement of heat sink elements attached on a cylindrical heat-generating body for maximum cooling performance", Thermochimica Acta, 2021 Apr vol. 700, no. 0, pp.178941-178950, 2021.

AYATOLLAHI SAYED MOEIN ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "Performance evaluation and optimization of flattened microchannel heat sinks for the electronic cooling application", Journal of Thermal Analysis and Calorimetry, 2021 Apr vol. 0, no. 0, pp.1-15, 2021.

Hajmohammadi MohammadReza ، MOHAMMADIFAR MOHAMMAD ، AHMADIAN ELMI MOHAMMAD, "Optimal placement and sizing of heat sink attachments on a heat-generating piece for minimization of peak temperature", Thermochimica Acta, 2020 Jul vol. 689, no. 0, pp.178645-178653, 2020.

Hajmohammadi MohammadReza ، DOUSTAHADI ALI ، AHMADIAN ELMI MOHAMMAD, "Heat transfer enhancement by a circumferentially non-uniform array of longitudinal fins assembled inside a circular channel", International Journal of Heat and Mass Transfer, 2020 Jul vol. 158, no. 0, pp.120020-120027, 2020.

Hajmohammadi MohammadReza ، GHOLAMREZAIE SEPEHR ، AHMADPOUR ALI ، MANSOORI ZOHREH, "Effects of applying uniform and non-uniform external magnetic fields on the optimal design of microchannel heat sinks", International Journal of Mechanical Sciences, 2020 Jun vol. 186, no. 0, pp.105886-105897, 2020.

DANESHVAR GARMROODI MOHAMMAD REZA ، AHMADPOUR ALI ، Hajmohammadi MohammadReza ، GHOLAMREZAIE SEPEHR, "Natural convection of a non-Newtonian ferrofluid in a porous elliptical enclosure in the presence of a non-uniform magnetic field", Journal of Thermal Analysis and Calorimetry, 2019 Nov vol. 0, no. 0, pp.1-17, 2019.

Hajmohammadi MohammadReza ، RASOULI ERFAN ، AHMADIAN ELMI MOHAMMAD, "Geometric optimization of a highly conductive insert intruding an annular fin", International Journal of Heat and Mass Transfer, 2019 Oct vol. 146, no. 0, pp.118910-118918, 2019.

Hajmohammadi MohammadReza ، PARSA HASAN ، NAJAFIAN JAVAD, "Proposing an optimal tree-like design of highly conductive material configuration with unequal branches for maximum cooling a heat generating piece", International Journal of Heat and Mass Transfer, 2019 Jul vol. 142, no. 0, pp.118422-118422, 2019.

NAGHIB ZADEH SEYEDEH KIANA ، Hajmohammadi MohammadReza ، SAFFAR-AVVAL MAJID, "Heat transfer enhancement of a nanofluid in ahelical coil with flattened cross-section", Chemical Engineering Research and Design, 2019 Apr vol. 146, no. 0, pp.36-47, 2019.

Hajmohammadi MohammadReza ، HAJI MOLLAALI TORK MOHAMMAD HOSSEIN, "Effects of the magnetic field on the cylindrical Couette flow and heat transfer of a nanofluid", Physica A-Statistical Mechanics and Its Applications, 2019 Feb vol. 523, no. 0, pp.234-245, 2019.

AHMADIAN ELMI MOHAMMAD ، Hajmohammadi MohammadReza ، Nourazar Khoshknab S.Salman, "Geometric optimization of highly conductive inserts with variable thickness embedded in a fin", Amirkabir Journal of Mechanical Engineering, 2019 Feb vol. 50, no. 4, pp.525-532, 2019.

Hajmohammadi MohammadReza ، REZAEI TALESHI SEYED EMAD, "Proposing a new algorithm for the optimization of conduction pathways based on a recursive localization", Applied Thermal Engineering, 2019 Jan vol. 151, no. 0, pp.146-153, 2019.

Hajmohammadi MohammadReza ، AHMADIAN ELMI MOHAMMAD ، Nourazar Khoshknab S.Salman, "Introducing highly conductive materials into a fin for heat transfer enhancement", International Journal of Mechanical Sciences, 2018 Oct vol. 150, no. 0, pp.420-426, 2018.

SARLAK ALI ، AHMADPOUR ALI ، Hajmohammadi MohammadReza, "Thermal design improvement of a double-layered microchannel heat sink by using multi-walled carbon nanotube (MWCNT) nanofluids with nonNewtonian viscosity", Applied Thermal Engineering, 2018 Oct vol. 147, no. 0, pp.205-215, 2018.

Hajmohammadi MohammadReza ، ALI POUR PEDRAM ، PARSA HASAN, "Microfluidic effects on the heat transfer enhancement and optimal design of microchannels heat sinks", International Journal of Heat and Mass Transfer, 2018 Jul vol. 126, no. 0, pp.808-815, 2018.

Hajmohammadi MohammadReza ، TOGHRAEI IMAN, "Optimal design and thermal performance improvement of a double-layered microchannel heat sink by introducing Al2O3 nano-particles into the water", Physica A-Statistical Mechanics and Its Applications, 2018 Apr vol. 505, no. 0, pp.328-344, 2018.

Hajmohammadi MohammadReza, "Design and analysis of multi-scale annular fins attached to a pin fin", International Journal of Refrigeration-Revue Internationale Du Froid, 2017 Dec vol. 88, no. 0, pp.16-23, 2017.

Hajmohammadi MohammadReza, "Optimal design of tree-shaped inverted fins", International Journal of Heat and Mass Transfer, 2017 Oct vol. 116, no. 0, pp.1352-1360, 2017.

Hajmohammadi MohammadReza, "Introducing a Psi-shaped cavity for cooling a heat generating medium", International Journal of Thermal Sciences, 2017 Aug vol. 121, no. 0, pp.204-212, 2017.

Hajmohammadi MohammadReza ، Pedram Aghajannezhad ، S.S. Abolhassani ، M. Parsaee, "An integrated system of zinc oxide solar panels, fuel cells, and hydrogen storage for heating and cooling applications", International Journal of Hydrogen Energy, 2017 Aug vol. 42, no. 31, pp.19683-19694, 2017.

Hajmohammadi MohammadReza, "Cylindrical Couette flow and heat transfer properties of nanofluids; single-phase and two-phase analyses", Journal of Molecular Liquids, 2017 May vol. 240, no. 0, pp.45-55, 2017.

Hajmohammadi MohammadReza, "Assessment of a lubricant based nanofluid application in a rotary system", Energy Conversion and Management, 2017 May vol. 146, no. 0, pp.78-86, 2017.

Hajmohammadi MohammadReza, "Reply to: Comments on Detailed analysis for the cooling performance enhancement of a heat source under a thick plate by Hajmohammadi et al.", Energy Conversion and Management, 2016 Oct vol. 129, no. 0, pp.52-53, 2016.

Conference Papers

Hajmohammadi MohammadReza ، UMBERTO LUCIA ، GIULIA GRISOLIA ، GHAREHKHANI MOHAMMAD, "OPTIMAL DESIGN OF CONSTRUCTAL CONDUCTIVE PATHWAYS USING MACHINE LEARNING ALGORITHMS,", 14th CONSTRUCTAL LAW CONFERENCE, Oct 2024.

BESHARATLOO MOHAMADREZA ، KERMANI MOHAMMAD JAFAR ، Hajmohammadi MohammadReza, "Adjusting the temperature of a tank under variable heating load to a desired temperature,", 32nd Annual International Conference of the Iranian Society of Mechanical Engineers, May 2024.

Taught Courses

Course title

Description

Headlines

Date

Heat Transfer (I)

4051

Heat Transfer (I)

تسلط بر اصطلاحات، مفاهیم و اصول اساسی مرتبط با دانش انتقال گرما، فهم و آشنایی با مکانیزم های مختلف انتقال گرما، فرمول بندی و ارائه مدل ریا

4042

Advanced Heat Transfer (Conduction)

فرمول بندی صحیح مساله با استفده از فرضیات معقول و منطقی، استخراج معادلات حاکم بر مساله و ارائه یک مدل ریاضی مناسب و قابل حل، ارائه راه حل ر

4042

Heat Transfer (I)

4041

Advanced Heat Transfer (Conduction)

4041

Heat Transfer (I)

4032