Search Results - "Golshani, Aliakbar"

A Numerical Study on Parameters Affecting Seismic Behavior of Cut and Cover Tunnel by Golshani, Aliakbar, Rezaeibadashiani, Mohammadamir

“…Underground structures and facilities constitute the underlying and infrastructural part of modern urbanization and are used for a wide range of applications,…”
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Experimental Study of the Effect of Length and Angle of Cross-Cracks on Tensile Strength of Rock-Like Material by Pour, Aida Erfanian, Afrazi, Mohammad, Golshani, Aliakbar

“…Discontinuities are an integral part of the rock masses, and fewer rocks are found in nature which are intact. These discontinuities control mechanical…”
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Simulation of Complex Support Systems for Large Span Tunnels: Investigation on Support Interferences and Effects of Constitutive Models by Salehi, Bahram, Golshani, Aliakbar, Rostami, Jamal, Schneider-Muntau, Barbara

“…Ground settlement control is a critical aspect in underground projects with shallow overburden. In tunnels with large span, the use of common support elements…”
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Evaluation of the mechanical properties of Inada granite under true triaxial conditions by discrete element method by Armin, Ramezanzad, Masoud, Sedghi, Aliakbar, Golshani

“…Uniaxial and triaxial compression tests are commonly used in rock engineering to achieve strength and shape variations parameters. However, loading conditions…”
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Crack tensor-based evaluation of inada granite behavior due to damage under true-triaxial testing condition by Panaghi, Kamran, Golshani, Aliakbar, Sato, Minoru, Takemura, Takato, Takahashi, Manabu

“…In the present work, wave velocity measurements were implemented to assess the state of damage in specimens of Inada granite. The specimens were first loaded…”
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Numerical study on bearing capacity of a pile group next to a slope in unsaturated soils by Pourfatollah, Amirreza, Pirjalili, Ali, Golshani, Aliakbar

“…The bearing capacity of a pile group mostly depends on parameters of the soil shear strength affected by the soil-water characteristics, especially in…”
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A micromechanical model for brittle failure of rock and its relation to crack growth observed in triaxial compression tests of granite by Golshani, Aliakbar, Okui, Yoshiaki, Oda, Masanobu, Takemura, Takato

“…A micromechanics-based continuum damage model for brittle failure of rock is proposed to provide a numerical tool for analyzing not only the macro-scale…”
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Experimental study on the coefficient of lateral earth pressure in unsaturated soils by Pirjalili, Ali, Golshani, Aliakbar, Mirzaii, Ali

“…Accurate measurement of lateral earth pressure coefficient, k, is a key step in any geotechnical investigation. Since conventional approaches for obtaining…”
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Fatigue behavior investigation of artificial rock under cyclic loading by using discrete element method by Moghaddam, Reza Heidari, Golshani, Aliakbar

“…•Pioneering research in the domain of rock mechanics, offering a multidimensional examination of artificial rock fatigue behavior under diverse cyclic loading…”
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Energy analysis of hydraulic fracturing by Golshani, Aliakbar, Tran-Cong, Thanh

“…In this paper, numerical simulations of circular boreholes under internal hydraulic pressure are carried out to investigate the energy transferred to the…”
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Experimental study on fracture propagation in anisotropy rock under cyclic hydraulic fracturing by Heidari Moghaddam, Reza, Golshani, Aliakbar

“…•In hydraulic fracturing tests, on average, the breakdown pressure values of cyclic injection are reduced by 30% compared to monotonic injection. Therefore,…”
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Innovative design modification during construction of a twin tunnel using real-time field data by Golshani, Aliakbar, Varnusfaderani, Mahsa Gharizade

“…Tunnels are vital substructures that are strongly influenced by the surrounding soil, especially when using the New Austrian Tunneling Method (NATM) in which…”
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Numerical simulation of interaction between hydraulic and natural fractures in discontinuous media by Behnia, Mahmoud, Goshtasbi, Kamran, Marji, Mohammad Fatehi, Golshani, Aliakbar

“…In this study, the displacement discontinuity formulation is used to solve the problem of interaction between hydraulic fractures (HF) and natural fractures…”
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Numerical simulation of crack propagation in layered formations by Behnia, Mahmoud, Goshtasbi, Kamran, Marji, Mohammad Fatehi, Golshani, Aliakbar

“…In the present study, a boundary element method based on the higher order displacement discontinuity formulation is presented to solve the general problem of…”
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Microstructural based time-dependent failure mechanism and its relation to geological background by Takemura, Takato, Oda, Masanobu, Kirai, Hiroaki, Golshani, Aliakbar

“…The time-dependent hydro-mechanical behavior of rocks is important in assessing the long-term stability of deep underground excavation sites meant for…”
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Numerical simulation of the excavation damaged zone around an opening in brittle rock by Golshani, A., Oda, M., Okui, Y., Takemura, T., Munkhtogoo, E.

“…The micromechanics-based damage model proposed by Golshani et al. [A micromechanical model for brittle failure of rock and its relation to crack growth…”
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Numerical evaluation of seismic response of shallow foundation on loose silt and silty sand by ASGARI, ALI, GOLSHANI, ALIAKBAR, BAGHERI, MOHSEN

“…This study includes the results of a set of numerical simulations carried out for sands containing plastic/non-plastic fines, and silts with relative densities…”
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