S. Motahar, A.A. Alemrajabi, R. Khodabandeh, Experimental investigation on heat transfer characteristics during melting of a phase change material with dispersed TiO2 nanoparticles in a rectangular enclosure, International Journal of Heat and Mass Transfer109 (2017) 134–146.
S. Motahar, A.A. Alemrajabi, R. Khodabandeh, Experimental study on solidification process of a phase change material containing TiO2 nanoparticles for thermal energy storage, Energy Conversion and Management 138 (2017) 162–170.
S. Motahar, R. Khodabandeh, Experimental study on the melting and solidification of a phase change material enhanced by heat pipe, International Communications in Heat and Mass Transfer (76), (2016) 1-6.
S. Motahar, A.A. Alemrajabi, R. Khodabandeh, Enhanced thermal conductivity of n-octadecane containing carbon-based nanomaterials, Heat Mass Transfer, DOI 10.1007/s00231-015-1678-0, (2015)
S. Motahar, N. Nikkam, A.A. Alemrajabi, R. Khodabandeh, M.S. Toprak, M.Muhammed, Experimental investigation on thermal and rheological properties of n-octadecane with dispersed TiO2 nanoparticles, International Communications in Heat and Mass Transfer59 (2014) 68–74.
S. Motahar, N. Nikkam, A.A. Alemrajabi, R. Khodabandeh, M.S. Toprak, M.Muhammed, A novel phase change material containing mesoporous silica nanoparticles for thermal storage: a study on thermal conductivity and viscosity, International Communications in Heat and Mass Transfer56 (2014) 114–120.
S. Motahar, A.A. Alemrajabi, Exergy based performance analysis of a solid oxide fuel cell and steam injected gas turbine hybrid power system, International Journal of Hydrogen Energy, 34 (2009) 2396–2407.
S. Motahar, A.A Alemrajabi, An Analysis of Unglazed Transpired Solar Collectors Based on Exergetic Performance Criteria, International Journal of Thermodynamics, 13 (4) (2010) 153-160.
In conferences
S. Motahar, A.A. Alemrajabi, R. Khodabandeh, Investigation of Thermal Energy Storage Properties of Phase Change Materials Containing γ-Al2O3 , 4th Annual Clean Energy Conference (ACEC2014), June 25-26, 2014, Kerman, Iran
S. Motahar, N. Nikkam, A.A. Alemrajabi, R. Khodabandeh, M.S. Toprak, Experimental and Theoretical Investigation on Thermal Conductivity of Multi-walled Carbon Nanotubes Dispersed n-Octadecane as a Phase Change Material, 4th International conference on nanostructures, ICNS4, March 6-9, 2014, Kish Island, Iran
S. Motahar, A.A. Alemrajabi, Renewable energy education in Iran, 3rd national conference on engineering education, October 30-31, 2013, Sharif University of Technology, Iran
S. Motahar, M. Reiszadeh, The wind energy potential in the coasts of Persian Gulf used in design and analysis of a horizontal axis wind turbine, World Renewable Energy Congress 2011 8-11 May 2011, Linköping, Sweden
S. Motahar, A. Sedaghat, A.A Alemrajabi, Statistical analysis of wind energy in Bushehr for installing wind turbines, First Iranian Conference in Renewable Energies and Distributed Generation, March 9-10 2010, Birjand University, Iran
A. Abdollahi, A.A. Alemrajabi, M.R. Salimpour, S. Motahar, Investigation of exergy performance and pollution of combined SOFC/GT power plant, First Iranian Conference in Renewable Energies and Distributed Generation, March 9-10 2010, Birjand University, Iran
S. Motahar, A.A. Alemrajabi, H. Jannesari, Evaluation of Steam Injection Effect on Performance Augmentation of a Hybrid SOFC and Gas Turbine System Using Exergy Analysis, The 3rd International Energy, Exergy and Environment Symposium (IEEES-3), July 2007, Évora, Portugal
S. Motahar, A.A. Alemrajabi, Thermodynamic Modeling of High Power Solid Oxide Fuel Cell and Gas Turbine Combined System, 15th International Conference on Mechanical Engineering (ISME 2007), May 2007, Amirkabir University of Technology, Tehran, Iran
S. Motahar, A.A. Alemrajabi, Performance Augmentation of an Aero-engine Gas Turbine Using Steam Injection, International Conference on Energy and Environment (ICEE2006), August 2006, Selangor, Malaysia
A.A Golneshan, S. Motahar, E.B. Haghighi, Heating of Air Using Unglazed Transpired Solar Collector, 14th International Conference on Mechanical Engineering (ISME 2006), May 2006 IUT, Iran, Isfahan
Patents
· Submitted Patent Application: S. Motahar et al ,“Composite Comprising Phase Change Materials Enhanced with Mesoporous Particles for Enhanced Thermal Energy Storage” (Swedish patent application number: 1430026-3)
· Submitted Patent Application: S. Motahar et al, “An Efficient Heat exchanger for gas fired storage water heaters” (Iranian patent application number: 139350140003011003)
