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Master's Thesis of Precision Instrumentation and Automation in the Oil Industry. Abstract: Corrosion rate prediction and wear rate constant in gas brain tube using neural network is a phenomenon that is very complex due to the influence of various factors and cannot be modeled easily. In order to predict and model corrosion, attention is paid to its physical, chemical and ...
Dissertation for M.Sc. Master's degree Abstract: Nanostructures introduced with the pioneering of fullerene and carbon nanotubes have opened new horizons in various fields of science and technology, the most important of which is the use of nanostructures in biological sciences. Silicon carbide nanostructures are considered heteroatom nanostructures that have some ionic ...
The master's thesis of precision instruments and automation in the oil industry. The introduction of the entire research is one of the important scientific, technical and economic topics, the issue of corrosion of metals and the protection of metal facilities. Investigating the topic of corrosion is not so simple and with all the research done, its factors are still not known ...
Dissertation for Master's Degree (M.Sc.) Field: Chemistry Major: Organic Abstract 1,3-Indandione and its derivatives are of great interest due to their importance in organic chemistry. Many products, which are a sub-branch of 3,1-indandione, show useful and diverse biological activities such as antibacterial properties, blood anticoagulant, mouse death, painkiller, pesticide and ...
Thesis for receiving a master's degree in horticulture, breeding and physiology of ornamental plants. Abstract One of the characteristics of ornamental leaf plants is the production of a sufficient amount of leaves and side branches to create a dense appearance. In some cases, it is necessary to treat non-branching cultivars with growth regulators to produce enough leaves and ...
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 Master's Degree (M.A.) Major: Clinical Psychology Abstract: The purpose of this research is to compare the dimensions of perfectionism, brain/behavioral system and resilience in coronary artery patients and normal people. For this purpose, 150 people with coronary heart disease and 150 healthy people with an average age of 44 years were selected as the sample ...
Master's thesis in the field of medical engineering, improving the common spatial pattern filtering method to improve the efficiency of brain-computer interface systems. Therefore, this capability can help many sensory-motor patients and solve their problems in relation to their surroundings to a very high extent.
Master's Thesis in Computer Engineering (Artificial Intelligence) Abstract In recent years, many methods have tried to investigate the level of mental fatigue with different criteria. These methods have used different scales for this task, including performance and electrophysiological based measurements. Among these tools, electroencephalogram (EEG) seems to work better and ...
Dissertation to receive the degree of Doctor of Dentistry Abstract Introduction: One of the best methods for reconstructing bone defects in the mouth and teeth of patients is the use of autogenous grafting, which is still considered as the gold standard for augmentation of bone deficient areas. There are numerous intraoral areas for the removal of this bone graft, the maxillary ...
Academic Dissertation for Master's Degree in: Organic Chemistry 1-1) Introduction Today, nanotechnology [1] is an attractive subject that has attracted the attention of scientists, industrialists and even ordinary people due to the special properties and practical potentials of these materials. Considering the wide applications of carbon nanotubes, the methods of mass production ...
Dissertation: To obtain a master's degree in neonatal special care nursing Abstract Introduction: Premature babies are subjected to many painful interventions during care and treatment, and nurses should use non-pharmacological methods without risk to prevent short and long-term complications caused by pain, so this study was conducted to determine the effect of swaddling on the ...
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 ...
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 ...
Dissertation for Master's Degree in Mechanical Engineering (Applied Design) Abstract: Electromechanical micro and nano systems have been noticed due to their distinctive features and unique characteristics, mainly in the two fields of sensors and sensors, in various sciences such as mechanics, aerospace and medicine. Electrostatic stimulation is one of the simplest and most ...
Master's thesis in the field of mechanical engineering - energy conversion trend Abstract: In this research, the turbulent flow of a non-Newtonian nanofluid in a microchannel with a circular cross-section is simulated. First, the types of classification of microchannels, the methods of making microchannels, as well as the advantages and challenges of using microchannels are ...
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 ...
Master's thesis in the field of medical engineering. Abstract: Improvement of common spatial pattern filtering method to improve the efficiency of computer-brain interface systems. Therefore, this capability can help many sensory-motor patients and solve their problems in relation to their surroundings to a very high extent.
Dissertation for Master's Degree in Medical Nanotechnology Abstract Choline is one of the constituents of phospholipids and plays an important role in fat metabolism. It is also necessary for the formation of acetylcholine, which is involved in the transmission of nerve impulses. Lack or increase of choline in the body causes complications and diseases in humans; Therefore, it ...
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 ...
Dissertation for M.Sc Mechanical Engineering - Energy Conversion Orientation Abstract: In this research, the turbulent flow of a non-Newtonian nanofluid in a microchannel with a circular cross-section is simulated. First, the types of classification of microchannels, the methods of making microchannels, as well as the advantages and challenges of using microchannels are stated. ...
Dissertation to receive a master's degree in the field: Chemistry, specialization: organic. Abstract In recent years, the use of nanotubes as nanocarriers for drug delivery has been researched. In this research, fullerene C60 and nine different nanotubes have been used as carriers of the drug molecule 8-hydroxyquinoline. First, the structure of HQ-8 drug molecule and nanotubes ...
The thesis for obtaining a master's degree in the field of mechanics, investigating and analyzing the free and forced vibrations of a multi-walled carbon nanotube placed in an elastic medium in order to achieve a clear mathematical understanding of the behavior of different walls of the nanotube under the influence of van der Waals forces and the elastic medium is one of the ...
Dissertation (or thesis) for receiving a master's degree in agriculture, agricultural biotechnology, abstract: Potato (Solanum tuberosum L.) is the most important nutritious plant after cereals, and it is the fourth major crop in the world after wheat, rice and corn. Due to its vegetative reproduction, the potato product is susceptible to contamination by bacteria, fungi, ...
Master's Thesis for Master's Degree Abstract Carbon nanotube can be considered the most amazing nanostructured material discovered so far. Unique features such as high strength, light weight, and high energy absorption capability have made this material recently attracted the attention of scientists in making bulletproof vests. In this thesis, a structural model in the Abaqus ...
Dissertation for M.Sc. Degree: Food Industry 1.1 Introduction Along with the increase in population, the demand for food has also increased and this has caused the excessive use of chemical and organic fertilizers to increase crop production (Ardkani et al., 2005). Vegetables are rich in vitamins, minerals and antioxidant compounds, whose anti-cancer properties have been proven ...
Master's Thesis of Electrical-Communication Engineering Abstract Production and amplification of radio frequencies [1] is the heart of satellite communication and optical electronics applications. The telecommunications industry is looking for smaller and more efficient RF amplifiers at higher frequencies. Nanostructures meet these needs due to their unique characteristics. In ...
Dissertation for M.Sc. Mechanical Engineering - Manufacturing and Production Trend Abstract The manufacture of square and rectangular pipes has received more attention due to their wide use in industries that require high pressure and temperature. There are different methods for making rectangular tubes, including extrusion, stretching and pressing. Another method that has been ...
Abstract Introduction: Intravenous feeding is considered a preferred and safe method for patients hospitalized in special wards, which despite its many advantages, has complications such as respiratory aspiration. Aspiration pneumonia is responsible for causing 15-20% of hospital infections and 39% increase in costs, and it is also considered one of the ten causes of death in ...
((M.Sc)) Thesis for Master's Degree Abstract This study was conducted to investigate the toxic effects of functionalized single-walled carbon nanotubes on three cell lines MCF7, HUVEC, PC12. The cells were treated with different concentrations of two single-walled carbon nanotubes with different functional groups (carboxyl and cyclic functional groups) and incubated for 24, 48 ...
Master's Thesis of Mechanics, Energy Conversion, Abstract In this study, by using the computational fluid dynamics technique, an attempt has been made to obtain the optimal dimensions for the injection nozzles of the vortex tube device. For this purpose, numerical simulation has been performed for different values ??of length, width, and height of injection nozzles, and other ...
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 ...
Master's Thesis in Mechanical Engineering - Energy Conversion Abstract The vortex tube is a simple mechanical device that has no moving parts and is one of the equipment used in the refrigeration system, in which a high-pressure fluid enters the vortex tube through the inlet nozzles and splits into two streams with a lower and higher temperature than the inlet temperature, thus ...
Dissertation for Master's Degree in Educational Psychology Spring 2019 Abstract Concept map is one of the teaching-learning strategies that can facilitate meaningful learning in students and relationships
Thesis for obtaining a master's degree in educational management (M.A.) academic year: 1392-93 Abstract: The purpose of this research is to investigate the relationship between the leadership style of educational managers and the mental health of teachers
Dissertation for Master's Degree in Civil Engineering – Shahrivar Marine Structures, September 1992 Abstract: Pipe-in-pipe systems are widely used in transmission line applications.
Thesis for receiving the degree of M.A. Orientation: assessment and measurement (psychology) Winter 2013 Abstract During the past decades, a large number of psychologists and psychiatrists
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
Chapter 1 1-1-Introduction: Common fluids such as water, oils and ethylene glycol, which are usually used as heat transfer media, have a limited ability in terms of thermal properties, which is the first obstacle to compress and increase the efficiency of heat exchangers. One of the ways to improve heat transfer is to add particles to the fluid. This method is used for fluids ...
Master's Thesis of the Department of Psychology and Education of Exceptional Children Abstract The aim of the present study was to determine the effectiveness of the psychological immunization program on the writing style of dyslexic students. The present study was a pilot study with a pre-test-post-test design with a control group. The research sample consisted of 60 dyslexic ...
Master's Thesis in Clinical Psychology (M.Sc) Abstract Reading is the most basic learning tool for students. Dyslexia accounts for the largest percentage of learning disabled students, which is defined by the lack of success in language skills such as reading, writing and spelling. Memory, especially active memory, is one of the important factors in learning that these students ...
Dissertation for M.A. degree. Abstract tendency to correct attentional bias in users under methadone treatment Abstract: Attentional bias refers to which stimulus can attract a person's attention when several stimuli compete for attention. This research confirms the importance of attention bias towards the stimuli related to addiction in the continuation of use and also the ...
Dissertation for Master's Degree (M.A.) Major: General, Investigating the effectiveness of exercise on the level of self-esteem, happiness and quality of life of young people. For this purpose, among the beginner athletes who referred to the Darab fitness club in the summer of 2013, 60 people were available and 60 people were selected from normal people and they were matched ...
A master's thesis in the field of psychology and education of exceptional children, examining the dimensions of cognitive processing in students with learning disorders. The aim of this research was to examine the dimensions of cognitive processing in students with learning disorders. For this purpose, 120 children (82 boys and 38 girls) aged 7 to 13 years were selected by ...
Dissertation for Master's Degree in Psychology (M.A) Orientation: General Abstract Cancer is one of the chronic diseases that carries a heavy economic, social and psychological burden for the patient, family and society. The purpose of this study is to investigate the effectiveness of spiritual intelligence and mindfulness training on psychological well-being and life expectancy ...
Dissertation for Master's Degree in Social Sciences - Sociology Abstract: Multiple sclerosis is a chronic and progressive neurological disease that occurs as a result of a combination of environmental factors (such as mental pressure or tension) or genetics. The age of the disease is about 20 to 40 years, but it can develop at any age. Amas usually has periods of relapse and ...
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 ...
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 ...
Dissertation for master's degree in psychology and education of exceptional children Abstract The purpose of this research was to compare the facial recognition of basic emotions in people with early-onset and late-onset behavior disorders. The research method was descriptive. The statistical population of the research consisted of all students with early-onset and late-onset ...
Master's Thesis in Advertising and Cultural Communication Abstract The present research has studied the relationship between the use of social networks and the religious identity of users with the aim of knowing the relationship between the individual characteristics of users and political and social factors with their religious identity and in order to answer the basic question ...
Dissertation for Master's Degree in Educational Technology (M.A) Abstract: The purpose of this research is to investigate the role of music-based education in reducing the learning disorder of elementary school students in Gilangreb city. The method used in this type of research is quasi-experimental with post-test and pre-test and two experimental and control groups. The ...
Academic Thesis for Master's Degree (M.A) in Clinical Psychology Abstract Introduction and Objective: Internet addiction is a new and widespread issue that has been the focus of researchers and experts on social issues as a behavioral addiction in recent years. The purpose of this research is to predict internet addiction based on two personality traits: attraction, immersion, ...
Master's Thesis in Family Counseling Abstract: This research was conducted with the aim of investigating the effectiveness of group counseling in the way of self-knowledge resources on increasing the self-expression of recovering addicts. The type of study is a pilot study. The statistical population of people undergoing rehabilitation in Kamranieh Center, Tehran, were from the ...
Dissertation for receiving a master's degree (M.A.) orientation: general. Comparison of executive functions in patients with schizophrenia without psychotic symptoms, major depression without psychotic symptoms and normal people in Shiraz (2013). Abstract Various researches have proposed cognitive deficits as one of the important aspects of schizophrenia. In addition, the ...
Dissertation for Master's degree (M.A.) specialization: general, investigating visual memory performance among a group of urban and rural population (Fars province, 2013) Abstract The purpose of the present study is to investigate visual memory performance among a group of urban and rural population in Fars province. For this purpose (50 women and 50 men) from the city of Shiraz ...
Master's Thesis in Psychology (M.A) Major: Clinical Abstract The purpose of this research is to identify the prevalence of depression in patients with epilepsy. For this purpose, the researcher has estimated the level of depression in patients with epilepsy according to the gender, education level, age and economic status of the patients. The current research method of ...
Academic thesis for obtaining a master's degree in the field: psychology, specialization: clinical. The present research was conducted with the aim of investigating the relationship between dimensions of religious orientation and emotional intelligence with marital life satisfaction. In this research, 302 married men and women with an average age of 40 years and a standard ...
Master's thesis in the field of public administration, human resources orientation. Abstract In this research, a comparative study of the preparation of the executive bodies of the headquarters of Sistan and Baluchistan province was discussed in the field of knowledge management implementation infrastructure. The tool used to collect data was a 36-question questionnaire that ...
Dissertation for receiving a master's degree in the field: Educational Sciences, Department: Curriculum Planning, Abstract: Self-control is an internal care based on which, without external supervision or control, assigned tasks are performed and abnormal and illegal behaviors are abandoned. When someone ignores the external control and devotes his efforts to doing the work ...
Dissertation for Master's degree (M.A.) abstract of the present study has studied the relationship between the use of social networks and the religious orientation of social network users using a survey method. This research was conducted in the Faculty of Fine Arts of Tehran University and among the students of different fields and courses of this faculty. Analysis of the ...
Dissertation for Master's Degree (M.A.) Major: Educational Psychology Abstract: Introduction: The purpose of this research was to determine the relationship between personality traits and attachment styles with optimism. Method: The present study was a descriptive correlational study. A total of 302 students of Islamic Azad University, Tehran-Mergez branch were selected by ...
Dissertation for receiving a master's degree (M.A.) major: psychology and education of exceptional children Abstract of the thesis (including summary, objectives, implementation methods and obtained results): The present study compares perception and visual and auditory memory in educable mentally retarded girls with and without physical-motor disabilities in Tehran. 1391-92
Dissertation for Master's Degree in Clinical Psychology ((M.A)) Abstract: The present study was conducted with the aim of comparing identity styles and coping styles and behavioral activation/inhibition systems in addicts and normal people. The method used was causal-comparative and the research tool included Berzonsky's Identity Styles Questionnaire, Andler Parker's Coping ...
Dissertation for the master's degree of the Department of Psychology and Education of Exceptional Children Abstract: The purpose of the present study is to compare the executive functions of children with and without stuttering disorder. This research was of a causal-comparative type, the sample of this research includes 60 children aged 7-11, 30 normal children were selected ...
Master's thesis in the field of psychology and education of exceptional children. The present study was conducted in order to compare the visual-spatial ability of children with non-verbal learning disorder and high-functioning independent children. In this research, a descriptive type of contextualization was used, which was implemented in two stages of selection (subjects and ...
Dissertation for Master's Degree (M.A) in the field of Physical Education and Sports Sciences - Sports Physiology. Abstract The purpose of this research was to investigate the physical fitness of the personnel of the Security Department of the Central Organization of Islamic Azad University and compare it with international standards. The statistical population included all ...
Dissertation to receive M.A. degree in educational psychology. Abstract Objective: The aim of the present study was to compare short-term memory, accuracy and concentration of 10 and 11-year-old children who learned and did not learn music. Method: The present research method was causal-comparative or post-event. The research sample consisted of 50 music students (with at least ...
Chapter 1 1-1-Introduction Climate[1] is a complex system[2] that is changing mainly due to the increase of greenhouse gases. During the 20th century, especially in the last two decades, the climate of the earth lost its balance and showed a tendency to increase the temperature (Rahimiu et al., 2012). According to many experts, climate change is a natural phenomenon[3] that has ...
Dissertation for Master's Degree (M.A.) major: general, comparing the personality characteristics of delinquent and non-delinquent people Abstract: This research was carried out with the aim of comparing the personality characteristics of delinquent and non-delinquent people in Mahshahr city. Method: This research was a causal-comparative descriptive research. The statistical ...
Dissertation for Master's degree (M.A) specialization: Journalism Dissertation abstract (including summary, objectives, implementation methods and obtained results): The present study, which is aimed at investigating the role of intra-organizational communication in the job satisfaction of personnel among the employees of the BRT3 system, was carried out to measure the ...
Thesis for obtaining a master's degree in the field: business management, specialization: insurance, abstract Iranian organizations are in need of strategic change and transformation now more than ever. Environmental opportunities and threats today have shown their effects in Iran's economy more than in the past. Organizations in the process of gaining a suitable competitive ...
Dissertation for obtaining a master's degree in electrical engineering, electronics, abstract, accurate measurement and control of temperature in industrial and research systems is of particular importance, and the correct operation of some industrial and laboratory tools is possible only in a certain location with a small number of channels (maximum 8 channels). Therefore, the ...
Master's thesis in the field of chemical engineering Kidney stones are one of the most common diseases in the world, most of its crystals consist of calcium oxalate crystals. Therefore, it has been a long time that the investigation of effective substances in controlling this disease through the control of calcium oxalate crystals has been considered. The purpose of this ...
Master's thesis in chemical engineering field, vapor pressure is an important thermodynamic property in process equipment design and chemical engineering unit operation. Therefore, experimental vapor pressure data that cover the entire range of vapor pressure are very valuable, but due to the lack of accurate measurements for the vapor pressure of some materials near the triple ...
Dissertation for Master's Degree in Physical Education (M.A.) Major: Exercise Physiology Abstract The purpose of this research is to investigate the effect of 6 weeks of high-intensity interval training on the serum levels of growth hormone and ghrelin in overweight men. For this purpose, 20 overweight men were randomly divided into two groups (experimental=10, control=10). ...
Dissertation for master's degree in natural geography majoring in climatology in environmental planning Abstract One of the diseases of this century that unfortunately young people especially girls and young women are suffering from is the disease (MS), the cause of which is still unknown according to the expert doctors of the world and unfortunately they state various theories ...
Thesis for Master's Degree in Executive Management (Strategic Management) Abstract Creativity is one of the most important and fundamental characteristics of a human being, which affects almost all dimensions and aspects of his life and civilization. In the era of rapid changes and developments, organizations are among the successful institutions that regularly produce new ...
Dissertation for Master's Degree (M.Sc) Field: Computer Engineering Major: Abstract Common method software that deals with packers includes the following steps: 1. Identify a packer. To identify a packer, it must be assigned to a packer group. Doing this is not as easy as it seems. There are many packers whose code is static, and which can be identified using simple strings. But ...
Master's Thesis in Computer Engineering-Artificial Intelligence Abstract Identifying Overlapping Organizations in Dynamic Networks Many complex natural and social structures can be considered as networks [1]. Roads, Internet sites, social networks, organizational communication, kinship relationships, electronic mail exchange, telephone calls and financial transactions are just a ...
Master's Thesis in Artificial Intelligence Abstract Today, social networks such as Facebook have become very popular, because they allow people around the world to communicate with their friends without physical contact, leave messages for them, and express their opinions on various topics. Identifying organizations in social networks is very useful in different fields, so this ...