• Stability and dynamic analysis of in-plane heterogeneous orthotropic nanoplates: effect of elastic foundation and surface layer with variable thickness 

  Noormohammadi, Nima؛ Asadi, Amir Mohammad؛ Mohammadi Dashtaki, Pouyan (University of Tehran, 2025-04-01)

  This paper develops a framework for buckling and free vibration analysis of in-plane heterogeneous orthotropic nanoplates, considering nonlocal elasticity, surface effects and elastic foundation, by formulating a simple ...

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• Elastic analysis of rotating thick cylindrical shells under linear variable pressure and bi-directional temperature loading 

  Ramezani, Fatemeh؛ Zamani Nejad, Mohammad؛ Jabbari, Mehdi (University of Tehran, 2025-04-01)

  In this paper, a bi-directional thermoelastic analysis of a rotating thick cylindrical shells subjected to mechanical loading is presented. The formulation is based on the first-order shear deformation theory (FSDT), which ...

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• The Impact of HVAC Setpoint Temperature on Reducing Building Energy Consumption in Different Climatic Regions of Iran 

  Mousavi Navaee, Seyed Ali؛ Falavand Jozaei, Ali؛ Ghafouri, Ashkan؛ Mahdavi Adeli, Mohsen (University of Tehran, 2025-04-01)

  Energy consumption reduction has become increasingly important today, as buildings contribute significantly to energy use. Therefore, strategies to reduce energy consumption in this sector can have a substantial impact on ...

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• Exact solutions for Two-dimensional flow of Fractional NTNN fluid within an oscillatory rectangular enclosure 

  Nadeem, Sohail؛ Naz, Sobia؛ Ishtiaq, Bushra؛ Alzabut, Jehad (University of Tehran, 2025-04-01)

  In this paper, we present an analysis for the unsteady two-dimensional flow of incompressible fractional NTNN model. The purpose of this research is to detect exact solutions for the cosine oscillation inside an oscillating ...

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• Insights of Nonlinear Vibration of Oscillators Linked with Two-Degrees-of-Freedom 

  Moatimid, Galal؛ Amer, T. S.؛ Mohamed, Mona؛ Galal, Abdallah؛ Ismail, A. I. (University of Tehran, 2025-04-01)

  Damped coupled harmonic nonlinear oscillators are essential to model several physical systems, including electrical circuits, mechanical structures, and definite biological systems. Therefore, the current work aims to ...

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• Comparative study of the dynamic response between functionally graded sandwich plates and four-parameter FG plates 

  Messas, Tidjani؛ Tamrabet, Abdelkader؛ Bouhadra, Abdelhakim؛ Menasria, Abderahmane؛ Refrafi, Salah؛ Mamen, Belgacem؛ Ali Alselami, Nimer (University of Tehran, 2025-04-01)

  This paper presents an efficient higher-order theory for analyzing the dynamic behavior of two types of sandwich plates: functionally graded sandwich plates (FGSPs) and four-parameter functionally graded plates (FPFGPs). ...

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• Analytical Solutions for Heat Transfer and Flow of Thin Film on an Inclined Wall Using the Optimal Homotopy Asymptotic Method 

  Farooq, Muhammad؛ Shahid, Faridoon؛ Ayaz, Sapna؛ Gasimov, Yusif S.؛ Alraddadi, Ibrahim؛ Ahmad, Hijaz (University of Tehran, 2025-04-01)

  This study explores the analytical solutions for the non-isothermal couple stress fluid in thin-film flow over an inclined plane. The strongly nonlinear ordinary differential equations governing the momentum and energy ...

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• MHD nanofluid flow and heat transfer past a horizontal stretching cylinder in Darcy porous medium in presence of slip and uniform/variable wall temperature 

  Dey, Sudip؛ Mukhopadhyay, Swati؛ Vajravelu, Kuppalapalle (University of Tehran, 2025-04-01)

  The steady magnetohydrodynamics (MHD) axisymmetric flow of nanofluid and heat transfer past a horizontal stretching cylinder embedded in porous medium in presence of velocity slip has been investigated. In this study, ...

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• High-Accuracy Modified Spectral Techniques for Two-Dimensional Integral Equations 

  M. Abbas, Ahmed؛ Youssri, Youssri؛ El-kady, M.؛ Abdelhakem, M. (University of Tehran, 2025-04-01)

  This research introduces a numerical method for solving two-dimensional integral equations. The exact solution is assumed to be a limit point for the set of all polynomials and is approximated to be a finite series of ...

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• Nonlocal Magneto-Thermoelastic Interactions in a Thin Slim Strip Due to a Moving Heat Source Via a Refined Lord–Shulman Theory 

  Aljadani, Maryam؛ El-Mekawy, Hamada؛ Hafed, Zahra؛ Zenkour, Ashraf (University of Tehran, 2025-04-01)

  In this article, a new nonlocal model of the heat equation based on Eringen's nonlocal elasticity and Lord–Shulman one relaxation time is introduced. The thermoelastic communications in an isotropic, homogeneous thin slim ...

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• Reflection of Harmonic Waves in a Nonlocal Rotating Micropolar Medium with Constant Magnetic Field under Three-phase-lag Theory with Temperature Dependent Elastic Model 

  A. Khan, Ambreen؛ M. Sait, Sadiq؛ Ellahi, R (University of Tehran, 2025-04-01)

  The reflection of harmonic waves, like sound or light, has diverse applications, including sonar for object location, understanding seismic waves in geophysics, and even in the human eye's ability to see. The reflection ...

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• Effects of infill parameter variations on mechanical properties in 3D printed structures: comparative study with fem analysis 

  Elena Stanciu, Anca؛ Bencze, Andrei؛ Cazan, Cristina؛ Vlase, Sorin؛ Marin, Marin؛ Öchsner, Andreas (University of Tehran, 2025-04-01)

  This paper investigates the mechanical behavior of 3D-printed Polyethylene Terephthalate Glycol (PETG) and Poly Lactic Acid (PLA). This study aims to provide information on how the mechanical properties of 3D-printed PETG ...

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• Frequency–Amplitude Relationship in Damped and Forced Nonlinear Oscillators with Irrational Nonlinearities 

  He, JI-Huan؛ Adamu, M. Y؛ Abdullahi, Isah (University of Tehran, 2025-04-01)

  This paper undertakes an exhaustive investigation of nonlinear oscillators subject to damping and external excitation, with a particular emphasis on systems exhibiting irrational nonlinearities. Nonlinear oscillators play ...

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• Non-Linear Bending Analysis in Porous FG Circular Rotating Plate with Thermo-Mechanical Loads 

  El- Tantawy, Rania؛ Zenkour, Ashraf (University of Tehran, 2025-04-01)

  The current study displays a geometric model of thermo-mechanical symmetric axial bending of a rotating circular porous plate with gradient characteristics and exponential porosity distribution. The thermal and mechanical ...

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• Spatiotemporal Nonlocal Thermoelastic Model with Caputo-Tempered Fractional Derivatives for Infinite Thermoelastic Porous Half-Space with Voids 

  Abouelregal, Ahmed E.؛ Marin, Marin؛ Foul, Abdelaziz؛ S. Askar, Sameh (University of Tehran, 2025-04-01)

  This study presents a novel generalized nonlocal thermoelastic model for porous materials with voids, addressing key limitations in traditional thermoelasticity frameworks. The proposed model builds on the two-phase lag ...

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• Exploring the filtration mechanisms in spiral microchannels: A critical review in inertial microfluidics 

  Akhbari, Mitra؛ Nasr Esfahany, Mohsen (University of Tehran, 2024-10-01)

  A crucial aspect in the design of spiral microchannels is understanding the equilibrium position of particles within them. With a wide array of applications in biomedicine and industry, numerous studies have been carried ...

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• Investigating Heat-Induced Phase Transitions in POPC Lipid Bilayers Using Molecular Dynamics Simulations 

  Kordzadeh, Azadeh؛ Javdansirat, Saeed؛ Javdansirat, Nasrin؛ Tang, Haibin؛ Ghaderi, Sajad؛ Hadi, Amin؛ Mahmoudi, Reza؛ Nikseresht, Mohsen (University of Tehran, 2024-10-01)

  In this study, the effect of heat shock on the cell membrane was investigated using molecular dynamics (MD) simulations. Specifically, we examined the structural and dynamic behavior of a 1-palmitoyl-2-oleoyl-sn-glycero- ...

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• Geometrical Assessment of Rectangular Fins at Different Surfaces and Positions on Nusselt Number of Lid-Driven Cavities under Laminar Forced Convection 

  Sias Aldrighi, Eliciana؛ Lorenzini, Giulio؛ Dambros Telli, Giovani؛ Schwarz Franceschini Zinani, Flávia؛ Isoldi, Liércio؛ Oliveira Rocha, Luiz؛ Domingues dos Santos, Elizaldo (University of Tehran, 2024-10-01)

  This work focused on the geometric assessment by the lens of the Constructal Design of a rectangular fin placed at different surfaces and positions of lid-driven cavities under laminar forced convection. This study aims ...

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• The Use of Grey-Taguchi based Approach for Modeling and Heuristic Algorithm-based Method for Optimization of Flux Assisted TIG Welding Process 

  Mazloomfarsibaf, Mahdi؛ Azadi Moghaddam, Masoud؛ Kolahan, Farhad (University of Tehran, 2024-10-01)

  A regression based mathematical modeling and a heuristic based optimization technique in flux assisted TIG known as activated tungsten inert gas (A-TIG) welding process for AISI316L austenitic stainless steel parts is ...

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• An internally-actuated mechanism for endoscopic capsules to reduce capsule retention: proof of concept 

  Khodaee, Zohreh؛ Zakerzadeh, Mohamadreza؛ Sadigh Damqani, Mohammad؛ Askari Farsangi, Mohammad (University of Tehran, 2024-10-01)

  Endoscopic capsules are the only medical diagnosis devices that can examine the small intestine entirely. However, capsule retention is a critical side-effect of endoscopic capsules, which has remained unsolved. We aimed ...

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