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Number of pages: 169 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering, Soil and Foundation Mechanics Abstract: Since many structures are built in dense urban areas, there is an increasing need to build buildings and geotechnical structures on soft clay soils. Clay soils usually show significant creep deformation. Although a lot of research has been done on the creep behavior of natural clay, ...

Number of pages: 109 Category: Civil Engineering

Dissertation for receiving a master's degree in the field of civil engineering with a focus on soil and foundation. Abstract: The compressibility behavior of soils has become an important concern in geotechnical engineering. As buildings, embankments and roads are implemented, significant settlements often occur. Since long-term settlements occur due to creep, therefore, the ...

Number of pages: 171 Category: Facilities - Mechanics

Dissertation for a master's degree in civil engineering, soil and foundation mechanics. Abstract: Since many structures are built in dense urban areas, there is an increasing need to build buildings and geotechnical structures on soft clay soils. Clay soils usually show significant creep deformation. Although a lot of research has been done on the creep behavior of natural clay, ...

Number of pages: 209 Category: Civil Engineering

Thesis of master's degree in civil engineering, soil and foundation mechanics orientation, September 2019, abstract: analysis of dynamic interaction between soil and structure (due to the mutual effect of the structure and its retaining soil on each other), D

Number of pages: 104 Category: Civil Engineering

Master's Thesis in Civil Engineering - Earthquake Engineering March 2012 Abstract Reinforced soil is a special material that is created from the combination of soil and reinforcing member. Arming components resistant to N

Number of pages: 100 Category: Civil Engineering

Thesis for receiving the degree of M.Sc. Trend: soil and soil in February 2013 Abstract: Allowed load capacity or safe load capacity is a virtual pressure that is within the range of

Number of pages: 138 Category: Civil Engineering

Dissertation for M.Sc degree in soil and soil mechanics engineering, summer 2013, first chapter, introduction of micro candles 1-1 Micro-candles in general in dealing with problematic soils

Number of pages: 106 Category: Civil Engineering

In order to obtain a master's degree in the field of civil engineering - soil and foundation orientation, Abstract Nowadays, circular foundations are more or less used for structures, especially structures that have axial symmetry. In this research, a numerical study was conducted on bearing capacity and settlement of annular foundation. PLAXIS software was used for modeling. ...

Number of pages: 83 Category: Civil Engineering

Master's Thesis (M.sc) Civil Engineering, Soil and Foundation Mechanics Abstract In this research, the stability of soil reinforced with geogrid located on an underground cavity was analyzed using plaxis software, and the effect of several factors such as the number of geogrid layers, the length of the geogrid layer, the stiffness of the geogrid layer, the optimal location of ...

Number of pages: 134 Category: Civil Engineering

Doctoral Dissertation of Soil and Foundation Mechanics Abstract In this research, the discrete element method was used to analyze the wave propagation and investigate the factors affecting the wave speed in granular soils. The method of separate elements is important due to the possibility of preparing completely similar samples and checking the effect of changes of a certain ...

Number of pages: 175 Category: Civil Engineering

Master's thesis in the field of civil engineering, structural orientation. Abstract: Investigating the effect of span length on bridge behavior under the simultaneous effect of horizontal and vertical components. Among all types of structures, bridges are one of the pillars of vital arteries that need to be used after an earthquake to provide access to hospitals, fire stations, ...

Number of pages: 141 Category: Civil Engineering

Dissertation for Master's Degree in Civil-Structural Engineering Abstract In our country, most of the structures and maybe all the conventional buildings are analyzed and designed independently, which means that these structures are mainly analyzed and designed by conventional software and considering a rigid or articulated support, and then the forces obtained at the base of ...

Number of pages: 94 Category: Civil Engineering

Master's Thesis in Civil-Soil Field Abstract Dense clay layers are used as one of the most common impermeable layers in most geotechnical structures such as earthen dams and municipal and radioactive waste disposal centers. Due to special geotechnical characteristics, these layers are damaged by cracking during their lifetime, these cracks increase the permeability of the layer ...

Number of pages: 151 Category: Civil Engineering

Master's thesis in the field of civil engineering, soil and foundation, today, due to the progress of the tunneling industry, the need to analyze and design underground structures in rocky environments is felt more than in the past. Although there are many numerical and practical software available in this field, none of them are complete and perfect in all fields, and each of ...

Number of pages: 174 Category: Civil Engineering

Dissertation for master's degree in civil engineering, structural orientation. Abstract: Today, in earthquake-prone countries, it is recommended to use a variety of energy-depleting tools in order to dissipate the energy of earthquakes on the structure. One of these tools is rotational friction dampers. Because the current regulations do not provide a value for the coefficient ...

Number of pages: 91 Category: Civil Engineering

Civil Engineering Master's Thesis - Soil and Foundation Mechanics Abstract From the past until now, one of the most economical methods to improve the mechanical properties of clay soils has been stabilization by means of additives such as lime and cement in construction projects such as road construction and consolidation of building foundations. Also, with the passage of time ...

Number of pages: 134 Category: Civil Engineering

Tendency of soil mechanics and foundations. Abstract: Investigating the behavior of soils due to different loadings is one of the most important issues in geotechnical engineering. The behavior of soils depends on several parameters such as grain size, grain type, loading method, stress history, etc. Non-alignment of main stress and main strain directions is a phenomenon that ...

Number of pages: 140 Category: Civil Engineering

Master's Thesis in Civil Engineering (Soil and Foundation) Abstract Dense sand piles have been used since 1950 in Japan and then in other countries of the world as one of the most effective and economical methods in strengthening soil in order to prevent liquefaction, increase bearing capacity and improve soils with different grain sizes. The process of implementing dense sand ...

Number of pages: 83 Category: Civil Engineering

Dissertation for obtaining a master's degree in civil engineering. 2013 Winter Earthquake Abstract of earthquakes close to the fault due to having pulse type movement with a long period at the beginning of the record, including

Number of pages: 135 Category: Civil Engineering

Thesis for obtaining a master's degree in the field of civil engineering, oriented towards soil and foundation mechanics, Shahrivar   2013 Abstract Dams are always considered as infrastructure structures

Number of pages: 169 Category: Civil Engineering

Thesis for receiving a master's degree in the field of civil engineering with structural orientation in February. 2013 Abstract: In recent years, significant progress has been made in the field of improvement and resistance

Number of pages: 112 Category: Nutritional Sciences

Dissertation of master's course in the field of educational sciences, history and philosophy of education, winter 93 Abstract: This research aims to analyze the content of moral concepts and themes in the Holy Quran and with the aim of

Number of pages: 115 Category: Civil Engineering

Master's Thesis in Civil Engineering - Structural Orientation, February 2013 Abstract: The performance of a building during an earthquake depends on many factors, as a result, predicting the seismic performance of structures should be considered either explicitly or implicitly as part of the design or evaluation. Predicting the seismic response of the structure is very ...

Number of pages: 101 Category: Economics

Dissertation of Master's Degree in Economic Sciences October 1392 abstract In economic literature, population, both in terms of level and size and in terms of its growth rate, is one of the most important variables.

Number of pages: 112 Category: Educational Sciences

Master's thesis in the field of educational sciences, history and philosophy of education. Abstract: This research was conducted in order to analyze the content of moral concepts and themes in the Holy Quran and with the aim of presenting a model of the educational moral system based on the moral concepts of the Quran. In this study, descriptive, analytical, and inferential ...

Number of pages: 131 Category: Geography - Urban Planning

Thesis for obtaining a master's degree in the field of natural geography, geomorphology in environmental planning. Abstract: Studies on the effects of urban development on Zarjoub and Goharroud rivers in Rasht city have been carried out with the aim of improving the environmental quality of changing the conditions of the rivers from their pollution and flooding to favorable and ...

Number of pages: 303 Category: Geography - Urban Planning

Dissertation for obtaining a doctorate degree in the field of geography and rural planning. Dissertation/dissertation abstract: The development of the agricultural sector in rural areas is based on the existence of natural talents and the realization of planning goals for the establishment of development facilities and requirements. This is despite the fact that some rural ...

Number of pages: 124 Category: Geography - Urban Planning

Academic Thesis for Master's Degree (M.A) in the field of Geography and Urban Planning Abstract With the increase in the population of cities, the term green space and uses of urban green space have received more attention. Therefore, as the cities get bigger, the feeling of need for the presence of green spaces increases, both for the direct use of citizens and in terms of the ...

Number of pages: 127 Category: Geography - Urban Planning

Master's thesis in the field of geography - ecotourism trend. Abstract Spending free time is one of the needs of human society. Therefore, the villages around the cities are ecotourism destinations that are basically based on natural attractions. On the other hand, the villages around the cities are increasingly faced with the construction of second homes and the growth of such ...

Number of pages: 101 Category: Geography - Urban Planning

Dissertation for Master's Degree in Remote Sensing and Geographical Information System - Water and Soil Resources Abstract One of the problems of advancing the management of pastures and forests in the northern regions of the country is fires that cause heavy environmental and financial damages. Fire risk management in connection with preventive measures can protect the natural ...

Number of pages: 122 Category: Geography - Urban Planning

Thesis for obtaining a master's degree in the field: Geography, specialization: Climatology in environmental planning. Abstract: In this research, the monitoring and zoning of drought as well as the investigation of its different dimensions in the country of Iran using statistics and information related to precipitation and temperature for 30 years (1981-2010) of the country's ...

Number of pages: 226 Category: Art - Graphics

Dissertation for Master's degree (M.A) Chapter 1 Abstract: This research, with the primary purpose of using light and water elements in the design of urban elements, has investigated these elements in the historical period of Iran, and also the design of furniture and urban elements has been examined from the perspective of identity and culture, and an attempt has been made to ...

Number of pages: 149 Category: Geography - Urban Planning

Thesis for obtaining a master's degree in the field: Geography and Tourism Planning. Abstract Tourism industry is one of the largest and most productive economic activities in the world, which creates the highest added value and directly and indirectly affects other economic and cultural activities. The development of tourism in any place can lead to development. The current ...

Number of pages: 124 Category: Civil Engineering

Master's Thesis in Civil Engineering - Roads and Transportation) Overview Pavements are usually affected by various factors that affect their life. Since a road passes through different areas where the subsoil, the type and volume of traffic and the climatic conditions of these areas are different from each other, therefore, various disadvantages and defects arise in different ...

Number of pages: 149 Category: Civil Engineering

Dissertation for receiving the master's degree ""M. Sc."" Field: Agricultural Engineering Major: Water Structures Abstract The sediment transfer process is a completely complex, variable and non-linear phenomenon. So that the behavior of the river in the sediment transfer capacity for a certain discharge is different in different times. Therefore, due to the complexity of the ...

Number of pages: 130 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering - Soil and Foundation Mechanics Abstract The purpose of this research is to improve the mechanical and geotechnical properties of windy sand soils. Because one of the major problems of windblown sand is its low resistance under natural and saturated moisture conditions, a laboratory study was conducted to investigate the ...

Number of pages: 115 Category: Civil Engineering

Master's thesis in the field of civil engineering (hydraulic structures) abstract of sediment transfer and sedimentation, the consequences such as the creation of sediment islands in the river path and as a result the reduction of flood flow transfer capacity, corrosion of river structures and It includes other problems. Also, suspended sediments affect the quality of water for ...

Number of pages: 231 Category: Civil Engineering

Dissertation to receive M.Sc degree in civil engineering, structural orientation. Abstract: One of the ways to strengthen the building against lateral loads is the use of a wind system (convergent or divergent). The increasing use of steel braces to deal with earthquake forces requires that the seismic performance of these types of systems be given more attention. The common ...

Number of pages: 87 Category: Civil Engineering

To obtain a master's degree in the field of civil engineering - structural orientation. Abstract: The subject of this research is to investigate the level of performance and accuracy of methods based on non-linear static analysis and the need to retrofit steel buildings with a dual system of bending frame with cross brace and convergent 7-shaped brace designed with the 2800 Iran ...

Number of pages: 117 Category: Civil Engineering

Dissertation for Master's degree (M.S) Chapter 1 History of dynamic analysis of liquid storage tanks and regulatory orders in this regard Abstract The main goal of this research is to investigate the effect of the presence of seismic isolators on the dynamic performance of liquid storage tanks during an earthquake. In this regard, it is necessary to first know the dynamic ...

Number of pages: 194 Category: Civil Engineering

Master's Thesis in Civil Engineering, Earthquake Orientation Abstract: Bridge structures are affected by various loads and are designed according to the level of risk that is considered for them. Explosive loading is one of the loads that threaten the health of bridges. It is necessary to evaluate the amount of damage and performance of bridges under the effect of this loading ...

Number of pages: 109 Category: Electrical Engineering

Dissertation for Master's Degree in Mechatronics Engineering Persian Abstract The purpose of this project is to introduce a new approach for troubleshooting gas transmission pipelines using mechanical waves, which is much cheaper and easier than other methods. who are currently working. These lines are usually located in difficult environmental conditions and far away and in ...

Number of pages: 128 Category: Civil Engineering

Master's thesis in the field of civil engineering, soil and foundation, in this research, the bearing capacity of the conical pile group and the cylindrical pile group with the same volume are calculated and compared. Due to the lack of numerical studies and modeling by software for conical piles compared to laboratory tests in this field, in this research, the modeling of the ...

Number of pages: 120 Category: Civil Engineering

Abstract Underground facilities are an integral part of modern society and are used for many applications, including subways and railway lines, highways, material storage and water and sewage transportation. is used Underground facilities built in areas affected by earthquake activity must withstand both earthquake and static loading. By reviewing the historical cases of ...

Number of pages: 82 Category: Civil Engineering

Dissertation for receiving M.SC Master's degree Major: Water Engineering Abstract: Dams are the largest man-made structures. Their design often stems from their unique nature and the consequence of failure, which is certainly greater than the collapse of other types of structures. The stability of dam body and foundation structures can be analyzed and checked in various ways. ...

Number of pages: 143 Category: Civil Engineering

Civil engineering, soil and foundation, abstract, considering that all engineering infrastructures and vital urban and non-urban places and arteries such as: foundations of buildings, bridges, silos, dams, retaining walls, marine structures, industrial facilities, etc. . . All spread on a platform called the earth. The importance of investigating the type of instability in ...

Number of pages: 136 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering, Soil Mechanics and Foundation Abstract: Dams are always considered as infrastructure structures and have vital value. In the past, dams were mainly built for the purposes of providing drinking water and irrigation of agricultural fields, but today, due to the need for hydroelectric energy and other purposes, it has been ...

Number of pages: 90 Category: Chemical - Petrochemical Engineering

Master's degree thesis in the field of chemical engineering, thermokinetic and catalyst orientation. Abstract The purpose of this research is to estimate the electrical conductivity of natural waters based on modern mathematical methods. To achieve this, the waters of the Karaj and Jajrud rivers are considered as special cases. For this purpose, 20 sampling stations were ...

Number of pages: 101 Category: Electrical Engineering

Master's thesis in the field of electrical-power engineering Abstract: The ground system refers to a set of conductors with different structures that are placed in the ground to protect equipment, human safety against electrocution, prevent unwanted overvoltages and damage to HV equipment. The importance of earth resistance is because it plays an important role in protecting the ...

Number of pages: 110 Category: Electronic Engineering

Dissertation for Master's Degree in Mechatronics Engineering Persian Abstract The purpose of this project is to introduce a new approach for troubleshooting gas transmission pipelines using mechanical waves, which is much cheaper and easier than other methods. who are currently working. These lines are usually located in difficult environmental conditions and far away and in ...

Number of pages: 19 Category: Research Methodology

Mechanical Engineering Master's Thesis Proposed Design - Introduction The use of fibers in concrete started about 50 years ago and day by day their use in various fields has increased. Adding fibers to the mixing design improves the mechanical properties of concrete and the behavior of the structure after cracking. It also increases the softness and malleability of the section. ...

Number of pages: 114 Category: Biology - Environment

Master's thesis in the field of electrical-electronic engineering Abstract of the construction of a humidity sensor using carbon nanotubes Today, humidity sensors have many applications in various fields, including environmental control processes, household applications, automotive industry, medicine, agriculture and chemical industries. Until now, various structures have been ...

Number of pages: 80 Category: Chemical - Petrochemical Engineering

Thesis for obtaining a master's degree in the field: Chemistry, specialization: Analytical Chemistry, Abstract In recent years, the use of nanotubes as nanocarriers for drug delivery has been researched. In this research, carbon nanotubes CNT(5-5), CNT(0-6), BNNT(0-6) and BNNT(5-5) doped with Ga have been used. First, the nanotubes were drawn using Gauss View and Nanotube ...

Number of pages: 85 Category: Biology - Environment

Dissertation for M.Sc. Natural Resources Engineering, Watershed Management Abstract Currently, flood spreading on aquifers is considered one of the suitable methods for controlling and optimal use of floods and artificial feeding of groundwater in arid and semi-arid areas. Chenaran watershed in the northwest of Mashhad with an area of ??299,624 hectares is located at 36.36 19.59 ...

Number of pages: 67 Category: Agricultural Engineering

Dissertation for master's degree in the Department of Plant Pathology Abstract One of the limiting factors of potato cultivation in Golestan province are plant diseases, the most important of which are viruses, and among them, PVY (Potato virus Y) is one of the most destructive. This virus infects many species of the Solanaceae family, plus more than 60 other plant species. The ...

Number of pages: 124 Category: Facilities - Mechanics

Dissertation for master's degree in Applied Design-Dynamics and Control Abstract: Transverse instability is one of the common problems in high-speed rail vehicles, which occurs on rails without arches and due to the friction-creep nature of wheel-rail contact that creates non-conservative forces in the system. This phenomenon is called hunting, which is a type of ...

Number of pages: 56 Category: Food and Packaging Industries

Abstract This research was conducted in order to investigate the absorption characteristics of cobalt, cadmium and nickel metals using lemon peel. The effect of different parameters such as solution pH, amount of adsorbent, contact time and temperature on the absorption process was investigated and the optimal operating conditions for the absorption of each element on the ...

Number of pages: 168 Category: Mining Engineering

Dissertation for Master's Degree in Rock Mechanics Introduction Excavations made in rocks have different dimensions according to their purpose and vary from small dimensions to dimensions comparable to huge concrete structures. Surface excavations can be used as a space for extracting mines, creating buildings, and supporting and overflowing dams, factories, power plants, as ...

Number of pages: 154 Category: Mining Engineering

Dissertation in order to receive a Master's Degree in Rock Mechanics Abstract In open pit mining where many steps are created, it is necessary to conduct stability studies of the wall slope. By increasing the slope angle of the mine, the ratio of tailings removal is reduced, which will save the overall costs of the mine, but on the other hand, it will reduce the safety, in case ...

Number of pages: 160 Category: Facilities - Mechanics

Master's Thesis in Mechanical Engineering (Applied Design) Abstract of Gas Turbine Rotor Stress Analysis Using Continuous Damage Mechanics In this thesis, Lometer's unified model based on continuous damage mechanics is used to model the stress-strain behavior of a gas turbine rotor sample. The unified damage law, which is used to model creep-fatigue interaction, is based on the ...

Number of pages: 179 Category: Management

Master's Thesis (M.A.) Orientation: Transformation Abstract Today, organizations or in broader terms businesses are faced with many challenges such as globalization, value chain for business competitiveness, technological changes, etc. (Elrich, 2018). And considering the competitive environment, it is necessary to create suitable platforms for the effective management of human ...

Number of pages: 138 Category: Management

Dissertation to receive a master's degree thesis, abstract of the thesis (including summary, objectives, implementation methods, and results obtained) Today, positive behaviors beyond the role, under the title of ""Organizational Citizenship Behavior (OCB)"" have been considered, in research, several variables such as job satisfaction, organizational justice, organizational ...

Number of pages: 158 Category: Civil Engineering

Dissertation for Master's Degree Abstract: Dealing with external forces such as earthquakes is one of the most important missions of civil engineers. In order to achieve this goal, the light metal frame system, which has advantages such as the possibility of industrial production, prefabrication and lightness, can be considered as a suitable alternative to traditional systems. ...

Number of pages: 117 Category: Civil Engineering

Civil Engineering Master's Thesis, Soil and Foundation Engineering Abstract In this thesis, in order to analyze the behavior of surface foundations based on reinforced soil, a simple physical method based on the resistance of materials called ""cone method"" is used, which is actually used as an alternative to the exact solution methods that are based on the three-dimensional ...

Number of pages: 59 Category: Chemical - Petrochemical Engineering

Dissertation for Master's Degree in Chemistry, Chemistry, Abstract: Epoxy resins, which are thermosetting polymers, have properties such as high thermal stability, good adhesion, high chemical resistance, easy molding, and moisture resistance. These resins are used as adhesives, coatings, paints and polymer tools. The most common epoxy resin is prepared from the reaction of ...

Number of pages: 222 Category: Librarianship

Dissertation to receive a master's degree, specialization: accounting. Abstract: The present research and research work was carried out in order to determine the effect of continuous professional training on the professional performance of certified accountants who are members of the certified accountant society of Iran. The researcher designed a survey that used a 5-point ...

Number of pages: 91 Category: Facilities - Mechanics

Master's Thesis on Energy Conversion Abstract: Increasing heat transfer as well as increasing energy efficiency due to the limitation of natural resources and reducing costs has always been one of the most basic concerns of engineers and researchers. This is especially important in fluids due to the small thermal conductivity coefficient. One of the most important ways to ...

Number of pages: 149 Category: Management

Abstract The main purpose of the research is to investigate the relationship between business strategy and profit quality in companies admitted to the Tehran Stock Exchange market. The statistical sample of the research includes 145 companies accepted in Bo

Number of pages: 149 Category: Librarianship

Abstract The main purpose of the research is to investigate the relationship between business strategy and profit quality in companies admitted to the Tehran Stock Exchange market. The statistical sample of the research includes 145 accepted companies

Number of pages: 113 Category: Management

Thesis for receiving the degree of master's degree (M.A) in the field of executive management  

Number of pages: 75 Category: Management

Dissertation for receiving a master's degree in the field of executive management, strategic management, June 2013. Abstract: The purpose of this research is to investigate the relationship between transformational leadership and organizational citizenship behavior of employees.

Number of pages: 108 Category: Civil Engineering

Dissertation for master's degree in civil-structural field winter 2012 Abstract In recent years, the number of buildings that have suffered damage due to the loss of their gravity-bearing members has increased. Therefore, it has become important to design structures so that they are resistant to progressive damage in addition to the effects of earthquakes. One of the factors ...

Number of pages: 147 Category: Management

Dissertation for obtaining a master's degree (M.A) Business Management - Marketing Orientation Summer 2019 Abstract Considering the ever-increasing speed of changes and competition in the economic world, managers should have

Number of pages: 172 Category: Management

Thesis for obtaining the master's degree (M.A.) (Trend: Human Resource Management Winter 1391 Abstract: Naza University

Number of pages: 204 Category: Management

Thesis of master's degree in business management, international business orientation, winter 90, abstract, rapid growth under the structures of the Internet, new opportunities and methods for doing business to all the world.

Number of pages: 104 Category: Librarianship

Master's Thesis in Accounting (M.A.) The disclosure of information is different in different companies. What is discussed in this research is profit prediction. Profit forecasting in Iran is done by managers. Considering the role that managers have in profit forecasting, in this research, the relationship between the manager's ability and the timing of the forecast disclosure, ...

Number of pages: 76 Category: Librarianship

Dissertation for master's degree in accounting, accounting major. Abstract: The present research was conducted in order to provide evidence regarding the effect of ""privatization"" on the quality of profit of companies admitted to the Tehran Stock Exchange. The spatial domain of this research is Tehran Stock Exchange and its temporal domain is 1382 to 1392. In order to test the ...

Number of pages: 120 Category: Librarianship

Master's thesis in accounting, the present research was done to provide evidence to clarify the relationship between the quality of profit and the liquidity of stocks, as well as to evaluate the impact of the quality of profit on the liquidity of stocks. In this research, 96 companies admitted to the Tehran Stock Exchange in the 5-year period of 1387-1392 (with one year in ...

Number of pages: 104 Category: Librarianship

Master's Thesis in Accounting Abstract The creation of joint-stock companies and the emergence of conflict of interests between owners and managers necessitated the formulation of practical solutions to eliminate this conflict, which is known as agency problems in the literature of finance and accounting. This issue caused a lot of research to be done in the field of accounting ...

Number of pages: 89 Category: Psychology

Dissertation for Master's Degree (M.A) in Clinical Psychology Abstract Objective: The purpose of the current research was to determine the effectiveness of the matrix method on reducing high-risk sexual behaviors of addicted men in Kermanshah. Method: The research method was quasi-experimental with a pre-test-post-test design along with a control group. The statistical ...