Search Results - "Rezaifar, Omid"

Multifunctional properties of shape memory materials in civil engineering applications: A state-of-the-art review by Abavisani, Iman, Rezaifar, Omid, Kheyroddin, Ali

“…Shape memory materials (SMMs) are an important group of intelligent multifunctional materials used in civil engineering applications whose popularity is due to…”
Get full text

Experimental Study on Engineering Properties and Microstructure of Expansive Soils Treated by Lime Containing Silica Nanoparticles Under Various Temperatures by Pachideh, Ghasem, Gholhaki, Majid, Rezaifar, Omid

“…In this study, improvement rate of engineering properties of expansive soils caused by the effect of varying curing temperature together with the addition of…”
Get full text

Compressive strength ratios of concretes containing pozzolans under elevated temperatures by Pachideh, Ghasem, Gholhaki, Majid, Aljenabi, Ahlam, Rezaifar, Omid

“…Cement production is one of the major pollution contributors owing to its large rates of energy consumption and gas emission. Moreover, high temperatures could…”
Get full text

Study on Mechanical and Microstructural Properties of the Magnetized Cement Mortar Incorporating Quartz Grains and Natural Zeolite by Moharrer, Amirhossein, Gholhaki, Majid, Rezaifar, Omid, Kheyroddin, Ali

“…This experimental study is focused on the cement mortar (CM) specimens containing the quartz grains (QG) and natural zeolite (NZ), exposed to the magnetic…”
Get full text

Mode Shape-Based Damage Localization in Steel Plates Using a Detection Index Based on 2D Wavelet Analysis by Mohtasham Khanahmadi, Majid Gholhaki, Omid Rezaifar, Adel Younesi

“…Structures are subjected to a variety of environmental and loading conditions over time, and minor damage to structural elements may occur. By timely…”
Get full text

Selecting the appropriate wavelet function in the damage detection of precast full panel building based on experimental results and wavelet analysis by Hanteh, Mojtaba, Rezaifar, Omid, Gholhaki, Majid

“…Most building structures are gradually damaged under environmental conditions and external loads, and thus, damage is always inevitable. Hence, damage…”
Get full text

Analytical study of beam-to-HSS/CFT column connections by trapezoidal external stiffener by Rezaifar, Omid, Younesi, Adel

“…Use of continuity plates in box columns is approved by design codes. To meet seismic parameters, considering performance problems and lack of confidence in the…”
Get full text

Evaluation of Different Methods of Machine Vision in Health Monitoring and Damage Detection of Structures by Seyyed Hamed Farhang, Omid Rezaifar, Mohammad Kazem Sharbatdar, Alireza Ahmady Fard

“…The application of Digital Image Processing (DIP) and computer vision is increasing in civil engineering branches nowadays. By implementing DIP methods,…”
Get full text

Structural health monitoring of a concrete-filled tube column by Adel Younesi, Omid Rezaifar, Majid Gholhaki, Akbar Esfandiari

“…Structural Health Monitoring (SHM) has provided an opportunity to assess the reliability and integrity of civil engineering structures. Damage in the structure…”
Get full text

Silica concrete compressive behavior under alternating magnetic field by Alireza Safari Tarbozagh, Omid Rezaifar, Majid Gholhaki

“…Due to the importance of inventing new techniques capable of enhancing concrete structural properties while reducing environmental issues associated with CO2…”
Get full text

Concrete made with hybrid blends of crumb rubber and metakaolin: Optimization using Response Surface Method by Rezaifar, Omid, Hasanzadeh, Mohsen, Gholhaki, Majid

“…•Hybrid blends of crumb rubber and metakaolin in concrete production is used.•Response Surface Method is utilized to design the experiments.•The mathematical…”
Get full text

Experimental study discussion of the seismic behavior on new types of internal/external stiffeners in rigid beam-to-CFST/HSS column connections by Rezaifar, Omid, Younesi, Adel

“…•Investigated three types of connection with internal stiffeners and two types of connection with external stiffener.•Effect of concrete on the behavior of…”
Get full text

Investigation of engineering properties of steel fiber reinforced concrete exposed to homogeneous magnetic field by Hajforoush, Mohammad, Kheyroddin, Ali, Rezaifar, Omid

“…•Applying HMF to fresh SFRC specimens caused a remarkable increase in their mechanical strength.•By exposing hardened SFRC specimens to HMF their compressive…”
Get full text

Dynamic parameters identification of 3D sandwich wall panels from phase-based video measurement via smartphones camera by Talebsafa, Pourya, Rezaifar, Omid, Naderpour, Hosein

“…•Non-contacted measurement for operational modal analysis of 3D sandwich wall panels.•Modal identification from video measurement by phase-based Image…”
Get full text

Damage detection in precast full panel building by continuous wavelet analysis analytical method by Hanteh, Mojtaba, Rezaifar, Omid

“…In this research, the free vibrations of a four-story building with specific boundary conditions have been investigated and the health of the building is…”
Get full text

Experimental and analytical investigation of arched steel haunches under cyclic loading by Emami, Ebrahim, Kheyroddin, Ali, Rezaifar, Omid

“…•The arched steel haunches for seismic retrofitting of reinforced concrete structures are proposed.•The cyclic performance of arched steel haunches as a fuse…”
Get full text

Performance of Arched Steel Haunches Equipped with Rib Element under Cyclic Loading by Emami, Ebrahim, Kheyroddin, Ali, Rezaifar, Omid

“…AbstractThis paper introduces a novel technique called arched steel haunches with rib element (ASHR) for seismic retrofitting of RC frames. In this approach,…”
Get full text

Mechanical, environmental, and economic assessment of sustainable cement mortar using Afghan natural pozzolan as a partial replacement for cement by Wahedy, Mohammad Najim, Sharbatdar, Mohammad Kazem, Rezaifar, Omid

“…•Identifying and studying the cementitious potential of a vernacular material (Afghan natural pozzolan).•Utilization of natural pozzolan improved the long-term…”
Get full text

Alternating Magnetic Field Effect on Fine-aggregate Concrete Compressive Strength by Abavisani, Iman, Rezaifar, Omid, Kheyroddin, Ali

“…[Display omitted] •Devising a specialized test setup comprising gapped magnetic circuit.•Increase in compressive strength by 7.78% due to exposing hardened…”
Get full text

Experimental study discussion of the seismic behavior on new types of internal/external stiffeners in rigid beam-to-CFST/HSS column connections by Rezaifar, Omid, Younesi, Adel

Get full text