Download more than 100 examples of thesis, proposal and project topics about the main axes of stress and strain in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
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 ...
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 ...
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 ...
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 Civil Engineering - Earthquake Engineering 1391 Abstract Structures with frames with coaxial braces are among earthquake resistant systems. These structures are widely
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 ...
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 ...
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 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 ...
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 ...
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 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 ...
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, ...
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 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 ...
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 ...
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 ...
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 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 in Psychology (M.A) Orientation: General Abstract: The main purpose of this research is to investigate the relationship between parents' parenting style and the academic performance of the second year students of the first year of high school in Ilam city. To achieve this goal, questions and hypotheses were raised and information was collected ...
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 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 ...
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 ...
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 ...
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 ...
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 ...
Dissertation for Master's Degree in Nursing Education (Community Health Orientation) Abstract: Introduction: Assessing the mental health of students is one of the important axes of promoting mental health in societies. One of the mental health challenges during adolescence is the feeling of loneliness, which may occur as a result of Internet addiction or cell phone addiction. ...
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
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 ...
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 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 ...
Dissertation for the Master's degree ""M.Sc"" in Mechanical Engineering - Energy Conversion. Abstract In this thesis, experimental analysis along with numerical simulation has been carried out to investigate the performance of Savunius vertical axis wind turbine. In order to carry out the tests, the turbine was tested in the subsonic wind tunnel. In order to check the accuracy ...
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 ...
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 receiving the master's degree ""M.A."" Management Shahrivar 1390 Abstract The aim of the research is to investigate the effect of establishing the proposal system on the efficiency of Merck's professional response system
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.
Dissertation for the Master's degree in the field: Educational Sciences. The present research was conducted in order to investigate and compare the ability of problem solving in experimental science and Persian literature courses of the 7th grade students (first year secondary school) in the traditional and thematic classes of Miandoab city in the academic year of 1992-1993. ...
Master's Thesis of Educational Management (M.A.) Abstract Job stress variables and organizational commitment are among the important issues that are considered in successful organizations today. One of the variables that has been associated with job stress and organizational commitment is work ethic. Therefore, the aim of the present study was to investigate the relationship ...
Master's Thesis in Psychology (M.A.) Orientation: Clinical Abstract: The purpose of this research was to compare the mental health and marital adjustment of mothers of autistic children and mothers of normal children aged 5 to 12 years in Bandar Abbas city. This research was one of correlational and causal-comparative research. In this research, the statistical population ...
Dissertation to receive Ph.D. Persian Summary Otostegia persica is one of the Lamiaceae (mint) plants, which in traditional medicine is used to treat malaria, reduce blood sugar and blood pressure, and relieve S fever. The name of this plant in Persian culture is ""golder"". This genus has 3 species of perennial herbaceous plants in Iran: Otostegia aucheri, Otostegia micchauxii, ...
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 ...
Master's Thesis of Mechanical Engineering-Applied Design Abstract In many applications, graphene (monolayer or multilayer) is used in the polymer matrix as a composite. In this research, ideal graphene with a hexagonal bond shape between atoms, located in a polymer matrix, with different boundary conditions, including gripped and simple, under biaxial external compressive ...
Abstract: Salinity stress is one of the most important abiotic stresses in the world, and its negative effects on the growth of agricultural plants have led to an increase in research on salinity tolerance with the aim of improving plant tolerance. In addition to increasing growth, potash fertilizers help to improve product quality and increase plant resistance against adverse ...
Dissertation for master's degree in mechanical engineering, construction and production trend. Abstract One of the important topics in the field of welding in engineering structures is the discussion of reducing residual stresses in welding lines and improving the quality of welding. Residual stresses reduce the load bearing limit, the life of welded joints and change the forms ...
Dissertation for receiving a master's degree in the field of structural oriented civil engineering, 2013, although the construction and design methods of structures have expanded over the years, but still the effect of earthquakes is one of the most important.
MBA Master's Thesis Summer 2013 Abstract: The purpose of this research is to investigate the relationship between spiritual intelligence, job satisfaction and organizational commitment among the employees of the National Bank of Mazandaran Province. It is Ama community
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
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.
Thesis for Master's Degree in Family Counseling Abstract The main purpose of the present study is to examine the relationship between mothers' self-differentiation with parent-child conflict and the responsibility of female middle school students. The tools used in this research are 1- Self-Differentiation Questionnaire (DSI-R) of Yonesi. 2- Parent-Child Conflict Questionnaire ...
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 for Master's Degree in Social Welfare Planning Abstract: Social capital is one of the most important growing concepts in social sciences and its scope of application in other sciences is increasing. This concept is considered as the missing link in development and like other capitals, it is productive and is a suitable platform for the exploitation of economic, ...
Dissertation for Master's Degree (M.A.) Major: General Abstract The purpose of this research was to predict children's mental health and resilience based on marital satisfaction and mothers' attachment styles. The method of the present research was descriptive correlation of the predictive type. The statistical population of this research is made up of all the 10-12-year-old ...
Master's Thesis in Psychiatry Abstract The union of couples is an official social initiation, the continuation of which strengthens the foundation of the family. Nowadays, spouses benefit from interventions and specialized training in order to increase intimacy and improve marital relations. The general purpose of the current research is to investigate the effectiveness of group ...
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. ...
Dissertation for Master's Degree in General Psychology Abstract This study was conducted with the aim of investigating the effectiveness of mental resilience training on the quality of life and life expectancy of mothers of deaf children in Rasht city. The statistical population of this research includes all mothers with deaf children, and in this research, 30 mothers whose ...
Dissertation for receiving a master's degree (M.A) in the field of school counseling. The effectiveness of teaching children's behavior management to mothers on the mental health of mothers and symptoms of attention deficit hyperactivity disorder in children. The purpose of this study was the effectiveness of teaching behavior management to mothers of children with attention ...
Dissertation for receiving the master's degree ""M.A."" Accounting - Abstract accounting is a main factor of successful investment, management's ability to predict the efficiency of projects; Because forecasting plays a major role in investment evaluation methods. Therefore, corporate investment decisions require managers to predict expected cash flows from potential ...
Master's Thesis in Family Counseling Abstract: Objective: The present study was conducted with the aim of comparing resilience, marital instability and psychological well-being in two groups of mothers of normal and hearing-impaired children in Tehran using a quantitative-qualitative method. Method: In the quantitative part, using available sampling, a sample consisting of 100 ...
Dissertation for Master's Degree in General Psychology Abstract The purpose of this research is to compare methadone and buprenorphine maintenance treatments on cognitive functions by examining the role of dosage modifier. The research design is causal-comparative. The statistical population of this study includes 156 drug abusers who underwent maintenance treatment with ...
Master's Thesis Field: Psychology (M.A) Major: Educational Psychology Abstract: This research aims to investigate the effectiveness of teaching self-awareness and problem solving skills on the marital satisfaction of drug addicts during the treatment of dynamic rehabilitation and therapy clinic, Bandar Lange city in 2012. The statistical population includes all clients with a ...
Dissertation: To receive a master's degree in the field of clinical psychology, abstract depression is a well-known term, but a challenging issue in the field of mental health. The purpose of the present study was to determine the effect of cognitive-behavioral group therapy on the feeling of loneliness and general self-efficacy of patients with major depression. The statistical ...
Dissertation for Master's degree (MA) specialization: research in communication Abstract of the thesis (including summary, objectives, implementation methods and results obtained): At first, the main idea of ??this project was formed from the poverty of a comprehensive and general plan regarding the place of rationality and its evolution as communication rationality in ...
Dissertation for obtaining a master's degree in the field of guidance and counseling. The purpose of this research was to investigate the effectiveness of narrative therapy on the quality of married life of women in Isfahan city. . The current research is a semi-experimental type of research. The statistical population of this research was women who referred to cultural centers ...
Dissertation for receiving a master's degree, specialization: Accounting, Abstract: The recent scandal in Enron and Worldcom and other American companies caused public sentiments to be aroused. Therefore, the general public believes that the profit management applied by company managers tends to opportunistic profit management, so that their personal interests are maximized. The ...