Download more than 100 examples of thesis, proposal and project topics about strain stress in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
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 ...
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 ...
Master's Thesis in Mechanical Engineering, Applied Design, Abstract In this research, an analytical solution is presented to show the size dependence and the effect of temperature difference on nonlinear free vibrations and post-buckling behavior of microtubes containing current. Based on Euler-Bernoulli model, strain gradient theory, Couple's stress theory and von-Carman ...
Master's Thesis in Civil Engineering - Earthquake Engineering 1391 Abstract Structures with frames with coaxial braces are among earthquake resistant systems. These structures are widely
Master's Dissertation in the field of Psychology (M.A.) Major: Education Abstract: The purpose of this research was to determine the effectiveness of teaching coping skills and stress management on increasing the academic performance of Islamic Azad University nursing students. For this purpose, 32 nursing students were randomly selected and placed in two experimental and ...
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, ...
Abstract: Introduction: Today, running is one of the most common movement activities among athletes and people in society. The purpose of this research was to compare the effect of Adidas and Nahrin shoes on some biomechanical variables related to tibial stress fractures in healthy young male recreational runners. Materials and methods: In this semi-experimental study, 15 ...
Dissertation for Master's Degree in Agricultural Biotechnology Keywords: two-dimensional electrophoresis, sodium chloride stress, wheat Abstract: Wheat (Triticum aestivum L.) is one of the oldest and first crops that has played an essential role in human nutrition as a raw material for making bread. Considering the population growth and the increasing need for agricultural ...
Master's Thesis in Mechanical Engineering - Applied Design Abstract In recent years, most of the researches have been focused on compressive and combined loading in order to investigate the buckling of nanotube structures, and for this purpose, the work done on tensile loading is very limited. Since the results of compressive and tensile loading in carbon nanotubes are ...
Dissertation for Master's Degree in Mechanical Engineering (Applied Design) Abstract In this research, the analysis of vibrations, buckling and wave propagation of wrapped nano beam under axial load on Pasternak substrate is discussed. First, the displacement and displacement field of the wrapped beam is obtained. Then, using the obtained displacement field, strain-displacement ...
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, ...
The thesis for obtaining a master's degree in the field of mechanical engineering, applied design, is an abstract of the experience of losing a limb. The full understanding of this feeling will be possible only when a person loses a limb. Obesity and longer life expectancy have increased the number of knee replacement implants [1]. Due to the increase in life expectancy as well ...
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 ...
Master's Thesis in Mechanical Engineering (Applied Design) Abstract of three-dimensional interlayer stress investigation in mechanical connections in layered composite materials The purpose of this thesis is to investigate three-dimensional interlayer stresses in mechanical connections in layered composite materials. For this purpose, finite element method and ABAQUS software ...
Dissertation of master's degree in structural engineering, February 2011 Abstract: In the optimal civil engineering structure construction for static loadings have been significantly developed. But, in
In order to receive a master's degree in civil-soil and soil engineering in March 2013, abstract, different methods are used to stabilize pits, among them nailing method and ink method.
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
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
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 ...
Master's Thesis in Family Counseling Abstract Introduction and Purpose: The aim of the present study was to investigate the effectiveness of Hastinger's cognitive therapy on reducing the symptoms of depression in patients with human immunodeficiency virus. Method: The study was a single-case study using a purpose-based sampling method. Three women infected with human ...
Thesis for receiving a master's degree in the field of educational management in the field of educational sciences. Abstract: The problem of many companies and educational centers today is the problem of human resources and the lack of proper efficiency of these forces in organizations. This research has been prepared for all industries, companies, organizations and educational ...
Abstract: The aim of this study is the way of spending free time of Shahrized teachers with emphasis on sports activities and its relationship with job burnout in academic year 92-93. This research is of a descriptive and expressive type, and the method of collecting data and information, documentary and library studies and field studies, as well as the data collection tool, a ...
Dissertation for Master's Degree in Clinical Psychology Abstract: Teenagers who are brought up with a correct parenting style have better lives and mental states. For this purpose, the current study was conducted with the aim of investigating the effect of family life education (F.L.E) on changing the parenting style of mothers with teenage sons who are studying in Shahid Dr. ...
Master's Thesis of Geography and Rural Planning Abstract In the past, tourism and tourism were special for nobles and elites and due to economic and technical bottlenecks and..... It did not play a significant role in the social, economic, and environmental aspects of human life. But in sync with the events and profound social and economic developments in the life of societies ...
Master's Thesis Field: Psychology (M.A) Orientation: Educational Abstract: The present study was conducted with the aim of investigating the relationship between students' resilience and their different personality traits and attachment styles. The statistical population of this descriptive study included all pre-university students of Beshagard city. The sample size was ...
Dissertation for Master's degree (M.A.) Major: Educational Dissertation abstract (including summary, objectives, implementation methods and results obtained): This research was compiled with the aim of investigating the relationship between attachment styles and identity styles with social competence of high school students. This research is a correlational research. The ...
Thesis for Master's Degree in Elementary Education Abstract: The present study was conducted with the aim of investigating the effect of teaching problem solving strategies on reducing math anxiety among female students in the sixth grade of primary school in Qazvin city. And the sample group consists of 60 students who were randomly selected from a stratified cluster of the ...
Dissertation for Master's Degree in General Psychology Abstract: The purpose of this research was to compare cognitive emotion regulation strategies, attachment styles, self-expression and locus of control in runaway and normal girls. The research method in this study was causal-comparative. The subjects included 36 girls (18 runaway girls and 18 normal girls). The group of ...
Investigating the role of primary maladaptive schemas in predicting students' high-risk behaviors. Abstract Maladaptive schemas as cognitive infrastructures lead to the formation of irrational beliefs. When primary maladaptive schemas are activated, levels of excitement are released and directly or indirectly lead to various forms of psychological disturbances such as ...
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 ...
Master's Dissertation of Discontinuous Structure Abstract: In recent years, the use of composite material in the construction and strengthening of structures has expanded greatly. The structure of this material is such that there is a possibility of crack formation between the layers. Due to the increase in load, these cracks grow and cause a sharp drop in the strength and ...
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 ...
Dissertation for master's degree in the field of civil engineering, road and transportation, the abstract of asphalt failures is one of the problems that are the concern of road and transportation engineers today, and every year huge costs are spent on the maintenance and repair of asphalt roads. Many efforts have been made to increase the strength and life of asphalt, among ...
Dissertation for Master's Degree in Civil Engineering, Marine Structures, Abstract: Tension-based platforms are among economic marine platforms for use in deep waters. The correct prediction of the platform's dynamic response to environmental loads is very important in its economic and safe design. In this research, the dynamic behavior of the tension base platform under the ...
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 ...
Master's Thesis in Civil Engineering-Earthquake Abstract Using braces as a lateral resistance system in steel structures is one of the most common methods to withstand the forces caused by earthquakes. One of the weak points of this system is the compression resistance of the bracing member and its buckling as a result of reducing the member's load. Today, this problem has been ...
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 ...
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 ...
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 ...
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 ...
Master's thesis in the field of structural civil engineering Abstract: Steel-reinforced concrete is a material that is widely used in civil engineering structures due to reasons such as suitable compressive strength, low cost of preparation and availability of raw materials. But reinforced concrete prepared from cement paste, ordinary aggregates, and steel rebars has weaknesses ...
Introduction In today's era, the presence of waste materials resulting from various physical and chemical processes is one of the important problems of industrialized and developing countries. So that extensive research is being carried out for methods of recycling or disposing of them to minimize the damage to the environment. In this regard, construction researchers, like ...
Dissertation for receiving a master's degree in the field of civil engineering, structure orientation. Abstract: Today, many reinforced concrete structures that are in operation are more than 75 years old and have been damaged due to natural disasters such as earthquakes and wind, or due to material fatigue or corrosive factors. Maintenance of structures is very important due to ...
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 ...
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 ...
Sports Pathology and Corrective Movements Master's Thesis Abstract The main purpose of this research was to investigate the relationship between anthropometric dimensions and structural profile with sports injuries of elite runners. The statistical population of the present study was all the runners who participated in the beginning of the country's championship season ...
Dissertation to receive a master's degree in intensive care nursing Introduction: Maintaining safety and preventing side effects, especially in patients hospitalized in wards, has become a global concern in the field of health and health, and has led to the issue of the effectiveness of working environment conditions. Objectives: This study was conducted with the aim of ...
Dissertation for Master's Degree in Nursing Education (Community Health Orientation) Abstract Introduction: Health as one of the main metaparadigms of health theories is next to the concepts of human, environment and nurse; And it has objective and mental dimensions, unfortunately, less attention has been paid to its mental dimension. The mental feeling of well-being is a ...
Master's Thesis in Mechanical Engineering, Applied Design, Abstract: Microelectromechanical systems are generally classified based on the type of their excitation mechanism. In addition to electrostatic excitation, which is considered as one of the most important excitation mechanisms, thermal excitation is widely used in multi-layered and functionally variable ...
Dissertation for Master's Degree in Health Sciences in Nutrition Persian Abstract Background: Probiotics are useful bacteria that prevent the growth of microbes and the connection between them and the surface of the intestinal mucosa, and therefore play a useful role in the balance of the intestinal flora. In several animal studies, the effect of probiotics on blood sugar ...
A Master's Thesis in the field of Animal Science- Animal Physiology Abstract: The effect of adding dry citrus pomace powder on the reproductive performance of old broiler chickens with the aim of improving egg quality and sperm penetration into the vitelline layer and increasing fertility. The number of 36 broiler chickens of the Cobb 500 strain and their 12 hens of the same ...
Dissertation for receiving a specialized doctorate degree in internal medicine, abstract of the effect of probiotic Femilact on the clinical symptoms of irritable bowel syndrome, background: irritable bowel syndrome It is a functional disease of the digestive system, the cause of which is not fully known. The microbial flora of the digestive system has been stated as one of its ...
A master's thesis in the field of mechanics, applied design, abstract. These two characteristics are caused by phase transformations under different thermodynamic loadings. Depending on these two mentioned features, memory alloys can be used as actuators in different forms. These structures can be used in different fields such as medicine, aerospace, knowledge
Dissertation for M.Sc Master's degree, mechanical engineering-applied design Abstract With the emergence of composite materials, a huge progress was achieved in many engineering applications. Nevertheless, problems such as delamination, stress concentration, and discontinuous distribution of stress, the idea of ??creating a new type of composite materials in which properties ...
Master's Thesis in Mechanical Engineering-Applied Design Abstract In this thesis, classical sheet theories, first-order shear deformation theory and refined two-variable theory for the free vibration problem are investigated using standard finite element and hierarchical finite element methods. The refined two-variable theory is an equivalent single-layer theory, in which two ...
Master's Thesis in Mechanical Engineering, Applied Design 1-1-Introduction All humans know that the heart is a vital organ in the human body, so we cannot live without it. But with a purely mechanical view, the heart is just a pump; A very complex and important pump; And in terms of being a pump, like all pumps, there is a possibility of clogging, failure or needing to be ...
Master's Degree Thesis Abstract With the advancement of technology, the need to use new materials is felt. New methods have been developed to make new materials. Among the new materials in progress, we can mention double-layer sheets. These materials have composite properties of composite materials. The purpose of this research is to produce a double-layer sheet of 304L ...
Dissertation for Master's Degree in Mechanical Engineering Field: Applied Design Abstract In this thesis, stability analysis of composite beam reinforced with carbon nanotubes on elastic support under axial force is investigated. The distribution of nanotubes is assumed to be uniform[1]. To determine the properties of materials reinforced with nanotubes, the results of molecular ...
Master's Thesis in Mechanical Engineering - Applied Design Abstract of elastoplastic analysis of thick-walled tanks made of targeted materials with linear kinematic stiffness behavior under cyclic loading, stress analysis and deformation of spherical thick-walled tanks made of subject materials under internal pressure loading and temperature difference are discussed in this ...
Master's Thesis Applied Design Abstract In this thesis, in the field of vacuum technology, the importance, application and role of this technology in the industry and the advancement of scientific research, technical terms related to this technology, types of vacuum pumps, applications, advantages and disadvantages of each of the vacuum pumps, the importance of studying the ...
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 ...
Dissertation for M.Sc. Mechanical engineering trend - applied design In this research, a wind turbine with a vertical axis of the Savonius model is modeled. The wind turbine has been modeled in the fluid control volume, which is the same as the wind tunnel in real conditions, and has been investigated under wind blowing with different speeds. Also, in terms of overlap ratio, it ...
Mechanical Engineering - Applied Design Orientation Abstract: Vibration is one of the important and basic concepts in engineering sciences. In simple words, any system that has mass and spring property has the ability to vibrate and can vibrate at a natural frequency. It can be said with certainty that 95% of vibrations in industries are harmful to systems. If the system is in ...
Master's Thesis in Mechanical Engineering (Applied Design): Abstract of the analysis of leading damage in pin connections of composite materials. The purpose of this research is to analyze the leading damage in pin connections of composite materials. To do this, finite element software ABAQUS and FORTRAN programming have been used. The contact between the composite plate with ...
Presented to obtain a master's degree in the field of mechanical engineering-applied design orientation. Abstract In this research, we investigated the free vibration of a cracked beam and found its natural frequencies. In the first part, by using the open crack model, by modeling the cracked part as a beam-shaped element and satisfying the boundary conditions, we obtained the ...
Master's Thesis on Car Structure and Body Abstract In recent years, many researchers have allocated their attention to a special category of materials, memory materials. The ability to absorb and control vibrations actively or passively, respectively, is affected by the features of shape memory and hysteresis energy loss caused by the pseudo-elastic characteristics of these ...
Master's thesis in the field of mechanical engineering (applied design trend) Abstract of the study of the deterioration of non-isotropic TWB sheets under the hydroforming process. During the research, four different metals of aluminum alloys 6111-T4, 5083-H18, 5083-O and dual-phase steel DP590 and two spherical tensile tests and simple uniaxial tensile tests were used. Then we ...
Dissertation for M.Sc Master's Degree, Mechanical Engineering-Manufacturing and Production Abstract Nowadays, due to the need for parts with high strength and low weight, the method of manufacturing parts has become important. Hot gas forming [1] is a new process that, due to the elimination of side operations such as welding, the total weight of the parts is reduced, the ...
Dissertation for Master's Degree in Mechanical Engineering, Manufacturing and Production, Abstract: The process of laser forming, especially in recent years, has been widely noticed. In this process, shaping is done by irradiating the laser beam on the surface of the sheet, which is accompanied by a rapid local heating and subsequent cooling of the heated area. However, the way ...
Dissertation for M.A. Department of Public Management with Transformational Orientation Abstract The purpose of the current research is to investigate the relationship between organizational climate and job stress and creativity among the employees of Salam Insurance General Administration.
Master's degree thesis Industrial Engineering - Social Economic Systems August 1391 Abstract of the project scheduling problem with limited resources is one of the most famous problems raised in research topics in general
Abstract: The aim of this research is to investigate the relationship between the sensitivity of asymmetric cash flow and cash retention in companies, with an emphasis on financial constraints. This research is a library and analytical-causal study and is based on panel data analysis. In this research, the financial information of 112 companies admitted to the Tehran Stock ...
Dissertation of master's degree in industrial engineering Winter 92 abstract Production planning is actually allocating and determining the order of priorities for doing things optimally.
Master's Thesis in Clinical Psychology Abstract: Objective: Social anxiety is a very debilitating disorder that can disrupt many aspects of a person's life. In this research, the researcher seeks treatment using neurofeedback methods and the presence of mind as new treatments in the field of psychology. Method: The design of this research is quasi-experimental with pre-test and ...
Faculty of Humanities, Department of Psychology, Dissertation for Master's Degree (M.A.) Investigating the effectiveness of cognitive behavioral stress management group training on resilience, health control center, general health, and blood glucose hemoglobin in patients with diabetes by: Masoume Izadpanahi Abstract: The present study aims to investigate the effectiveness of ...
Master's Thesis in Psychology (M. Sc.) Direction: Clinical Abstract Hypothyroidism is a chronic disease that can cause depression and sleep problems in people, therefore, the purpose of this study was to investigate the effectiveness of teaching emotional distress tolerance skills based on dialectical behavior therapy on depression and sleep problems of women with hypothyroidism ...
Dissertation for M.A. Degree: Psychology Abstract: The purpose of this research was to evaluate the relationship between stress coping styles and general self-efficacy with job satisfaction of male and female nursing staff in Dezful city health centers. The sample of the research was 123 people (equivalent to the total research population) male and female residents of the health ...
Dissertation for M.A. Master's Degree Field: Psychology Orientation: Clinical Abstract A common problem in substance abuse disorders is drug relapse even among treated individuals, which is more applicable to the narcotic drug glass. On the other hand, mindfulness is a cognitive structure that can be monitored and intervened in psychology. The main goal of this research is to ...
Master's Thesis Abstract: The present study investigated the effectiveness of emotional intelligence training on parenting stress of mothers of children with physical-motor disabilities in Zanjan city. For this purpose, in addition to the research question of ""determining the effect of emotional intelligence training on reducing the stress of parenting mothers of children with ...