Download more than 100 examples of thesis, proposal and project topics about investigation of thermal effects on pll in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Dissertation for Master's Degree in Mechatronics Abstract In this thesis, a phase-locked loop is designed based on micro-electromechanical systems. The loop system has a feedback phase lock that compares the input phase with the output phase. This comparison is done by a phase detector. Phase detector is a circuit whose average output voltage is linearly proportional to the ...
Presented to graduate education management as a part of the educational activities required to obtain a master's degree, the dimensions of MEMS components according to Figure (1-2) include a wide range, from dimensions smaller than one micrometer that are not visible to the eye to dimensions of one millimeter, also types of these systems can be in a simple state, a tool without ...
The thesis submitted to graduate education management as part of the educational activities required to obtain a master's degree in the field of mechatronics. Abstract In this thesis, a phase-locked loop is designed based on micro-electromechanical systems. The loop system has a feedback phase lock that compares the input phase with the output phase. This comparison is done by a ...
Dissertation for Master's Degree in Mechanical Engineering (Energy Conversion) Abstract In this thesis, the mass and heat transfer of water-aluminum oxide nanofluid in a two-dimensional porous medium under a magnetic field and in the vicinity of a vertical wall has been investigated. The boundary wall can be permeable or impermeable. The concentration and temperature of the wall ...
Dissertation for Master's Degree in Chemical Engineering Abstract According to reports, heterogeneous photocatalysts are suitable for photodegradation of polluting compounds. Many semiconducting metal oxides such as: TiO2, SnO2, ZnO2, etc. can be used as photocatalysts in water splitting reactions, synthesis of organic compounds and removal of wastewater pollution. synthesized ...
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 ...
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 ...
Dissertation for receiving a master's degree, Major: Accounting Abstract: We have started this research with the basic question that adjustments in accounting profit, such as profit smoothing, will have an effect on new indicators of performance evaluation, such as economic added value, or not? For this purpose, we have investigated this issue under the title ""Investigation of ...
Dissertation for receiving a master's degree in chemical engineering, advanced orientation. Abstract The limitation of heat transfer fluids in various industries due to their poor thermal conductivity has caused the improvement of the heat transfer of working fluids to be considered as a new method of advanced heat transfer. So that the idea of ??dispersing solid particles in ...
Master's thesis in the field of mechanical engineering, energy conversion trend. Abstract: Considering that heat transfer is widely used in various fields of science, it is necessary to use wide recessed or raised surfaces due to physical and spatial limitations in electrical systems. The main purpose of using these surfaces is to increase heat transfer by increasing the ...
Master's thesis in the field of natural geography, climatology and environmental planning, abstract human civilization is based on the stability of climatic conditions, therefore climate change can be considered a threat to human civilization. In recent years, climate scientists have tried to trace these changes for some climatic elements, the most important of which is ...
To receive a master's degree in textile technology engineering. Abstract In the previous research, multi-sized nano-roughness was developed using nanoparticles with different sizes and different surface charges along with silicone resin coating to produce multi-purpose textiles with stable properties. In this research, the idea of ??using laser irradiation and finishing textiles ...
Master's Thesis in Electrical Engineering (M. S. C) Major: Power Abstract At present, fossil resources are rapidly running out, and with increasing concern about air pollution and global warming, experts are thinking of using cleaner energy sources and more compatible with the environment. Among these, wind power and solar energy are two types of huge renewable energy sources. ...
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 ...
Ph.D. Dissertation, Natural Geography, Geomorphology, Abstract: Lakes in the end basins are considered to be very smooth and low-sloping surfaces in arid regions. As one of the most important geomorphological units in arid regions, these sunken pits, which are usually places where surface water accumulates, contain valuable paleogeomorphic and paleoclimatological information. ...
Thesis for obtaining a master's degree in the field of physical education, orientation: sports science. Abstract: The purpose of this research is to investigate the effects of plyometric training on agility, explosive power, and speed of 21-17-year-old male badminton players. The research subjects were 40 elite male badminton players aged 17-21, who were randomly divided into ...
Dissertation for M.A. Orientation: Natural Geography (Geomorphology-Hydrology) Abstract The increasing population growth followed by the development of industrial activities on the one hand and non-compliance with environmental requirements on the other hand, has caused huge amounts of pollutants to enter the environment in the last few decades. Accumulation of some dangerous ...
Dissertation for receiving a master's degree in business administration, specialization: Finance. Abstract: In this research, the relationship between profit transparency and liquidity risk in companies admitted to the Tehran Stock Exchange is investigated. In this research, we will check that increasing the transparency of companies' profits reduces liquidity risk. The ...
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, ...
Dissertation for Master's Degree (M.A.) Major: Management Information Systems Abstract Most experts believe that the success or failure of governments depends on how public affairs are implemented. The health of the administrative system is one of the most important topics in the science of public administration. Therefore, all governments try to have a completely transparent ...
A master's thesis in the field of electrical engineering - field telecommunications, abstract, investigation and analysis of leaf reflective structures in the field of plasmonics for the application of passive components in the design of optical integrated circuits, limits the diffraction limit of the miniaturization of optical elements. Surface plasmon polaritons that propagate ...
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 Field: Civil Engineering Abstract Bridges are inseparable members of the means of communication and are very influential in economic and social conditions. The passage of time and random loads are among the things that threaten the health of bridges. Abnormal loads caused by natural accidents, execution errors and some other issues can cause progressive collapse ...
Master's Thesis in Chemical Engineering, Process Design, Abstract: In this thesis, a method for thermodynamic analysis and evaluation of energy consumption of distillation tower by using side cooling is introduced. The research done in the past was aimed at the distribution of the heat diagram and checking the possibility of adding or extracting heat from all the different parts ...
Master's thesis in the field of inorganic chemistry Abstract In this thesis, we investigate the anticancer diamine ruthenium complexes by computational chemistry, which examines the following: energy analysis, which examines the absolute energy value, dipole moment, isotropic and anisotropic polarizability of the complex. 2- The analysis of the frontal orbitals, the energy of ...
The final report of the research plan Abstract: Background and purpose: Infertility imposes many psychological and economic effects on the health system of the society. It is obvious that timely diagnosis and treatment of varicocele as the most common cause of treatable male infertility can play an effective role. Materials and methods: This is a cross-sectional study, and its ...
Doctoral thesis in the field of chemical engineering abstract theoretical and experimental investigation of the continuous process of desalination of heavy crude oil using microwaves and ultrasonic waves Desalination of crude oil is the first step in oil refining, by which the undesirable compounds with the oil are separated before they reach the main unit. In order to reduce ...
In order to obtain a master's degree in chemical engineering, abstract freezing of fans in operational units, including the hydrogen unit of Imam Khomeini Shazand Refinery in the cold seasons of the year is one of the important problems in this refinery. In order to provide a suitable solution to this problem, we must have a suitable estimate of the fan outlet temperature. The ...
Academic thesis for obtaining a master's degree in the field: physical education, major: exercise physiology. Abstract The purpose of the research was to investigate the effects of elastic resistance training program on some anthropometric and physiological factors of teenage taekwondo athletes. For this purpose, 30 young taekwondo athletes with an average age of 12±1.52 years, ...
Academic Thesis for Master's Degree Field: Physical Education Major: Sports Science Abstract: The purpose of this research is to investigate the effects of selected plyometric exercises on agility, explosive power and speed of 17-21-year-old male badminton players. The research subjects were 40 elite male badminton players aged 17-21, who were randomly divided into two equal ...
Dissertation: Dissertation for receiving a specialized doctorate degree in pediatrics. Persian abstract. Title: Comparison of the effect of cefixime and azithromycin on pediatric dysentery. Infectious diarrhea is diarrhea caused by an infectious microorganism, of which Shigella is known to be the most important causative agent. Shigellosis in children may be associated with high ...
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 (M.A.) Major: Sports Biomechanics Abstract: Injury is considered a destructive factor in the success of an athlete and identification of injury helps to prevent and reduce it. Handball is a popular sport and is always associated with the phenomenon of injury. The purpose of this research was to identify the types, causes and mechanisms of common ...
Master's thesis in the field of chemical nanoengineering Abstract: Fabrication of ceramic nanofiltration membrane for chloride ion separation (case study: gas condensate) In this research, chloride ion separation using alumina-titania double layer nanofiltration membrane has been investigated. For this purpose, first, the alumina-titania double-layer membrane is made based on ...
Master's Thesis of Power Electricity Abstract: Photovoltaic energy is one of the clean and efficient energies that is expanding rapidly. With the increase in the penetration percentage of these power plants in the power grid, problems arise that may lead to errors and problems in the distribution system. One of the problems that may occur is the issue of voltage increase at the ...
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 of Polymer Industry Engineering Abstract Phenolic resins have excellent dimensional, thermal, chemical and corrosion resistance. Also, the fugitives produced during the thermal degradation of this resin have low toxicity and, in addition, they have high charring. Phenolic resins, due to having desirable properties, are used in many fields such as internal parts ...
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 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, ...
Master's Thesis in the field of electrical engineering - field telecommunications, abstract, investigation and analysis of leaf reflective structures in the field of plasmonics for the application of passive components to Omidreza Daneshmandi's effort in designing optical integrated circuit limits the diffraction limit of miniaturization of optical elements. Surface plasmon ...
Thesis for Master's Degree in Energy Conversion (M.Sc.) Abstract The country of Iran is located between the orbits of 25 to 40 degrees north latitude and is located in an area that is among the highest in the world in terms of receiving solar energy. The amount of solar radiation in Iran is estimated between 1800 and 2200 kilowatt hours per square meter per year, which is higher ...
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 ...
Dissertation for M.Sc Master's Degree, Mechanical Engineering - Applied Design Abstract Modern wind turbines today tend to vibrate a lot due to their elastic, long and narrow structure. Therefore, all components of wind turbines should be subjected to vibration and modal analysis in the design stages, and their natural frequencies should be reviewed with turbine excitation ...
Abstract: Research in the field of heat transfer of suspensions with nanometer-sized solid particles in the base fluid has started in the last decade. Recent research in the field of nanofluids has shown that the addition of nanoparticles causes a significant increase in the heat transfer of the suspension. Another common way to improve the thermal performance of devices is to ...
Abstract This experiment was conducted in order to investigate the effect of different levels of nitrogen fertilizer (50, 100, 150 and 200 kg/ha) and foliar application of low consumption elements zinc, boron and the mutual effects of zinc and boron on the yield of sesame, a local cultivar of Peldasht, at Khoi Agricultural and Natural Resources Research Station in 2013 crop ...
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 (Energy Conversion) Abstract Numerical investigation of the effect of microstructures on heat transfer and fluid mixing in microchannels, the need for high heat transfer from electronic packages and optical systems, etc., has created a challenge in the field of thermal management. In this context, microchannel heat wells play a great ...
Master's Thesis in Mechanical Engineering (Energy Conversion) Abstract Numerical investigation of three-dimensional heat transfer in traveling wave amplifier collector with input power of 900 and 3000 watts, traveling wave lamp[1] is one of the types of microwave amplifiers. This lamp consists of five main parts, which are electron gun, slow wave structure, wave input and output ...
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 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 a master's degree (M.A.) orientation: ""Marketing"" Spring 2018 Abstract The purpose of this research is to analyze the effect of consumer perception of social responsibility on the attractiveness of shopping centers.
Master's Thesis in Budget and Financial Management, February 2019 Abstract In recent years, the country's banking system has become obsolete and overdue due to the significant growth in the rate of receivables
Doctoral Dissertation on Earthquake Geophysics Science, September 2012 Abstract In this treatise, several combined simulation methods are used in order to produce artificial maps of the earth's powerful movement. Based on this, there are two methods
Master's thesis of Ardakan Shahrivar Faculty of Art and Architecture 2013 During the Safavid era, Shah Ismail declared the Shia religion as the official religion of the Safavid dynasty. Continuity and long life of this dynasty and strength
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.
Abstract Today, rice is the main food of more than half of the world's population and rice is cultivated in five continents and more than forty countries. Rice is one of the main meals of the people of Iran, until 1340, Iran exported more or less rice annually, and since then, as a result of the improvement of the economic situation of the people and the rapid increase of the ...
The first chapter of research overview Introduction: With the development of cities and the increase in demand for intra-city travel, the need to move people and goods has increased day by day in recent years. Meanwhile, transportation experts and urban planners have found the only way to manage transportation and traffic in cities is to increase the share of mass and public ...
Master's thesis in the field of accounting, abstract of the study of the relationship between the renewal of financial statements and the growth of companies admitted to the Tehran Stock Exchange. The renewed financial statements clearly and explicitly send a message and a sign to the users about the unreliability of the financial statements of the past periods. Therefore, ...
Accounting training group, academic thesis for obtaining a master's degree, abstract of the company's capital structure is the permanent financing of the company, which is shown by long-term debt and equity. Financing methods for the continuation of activity and the implementation of profitable projects are very effective in the growth process of the company and cause the ...
Master's Thesis in Family Counseling Abstract: The present study was conducted with the aim of investigating the relationship between emotional intelligence of female teachers and violence against them. In addition, subscales of emotional intelligence were used to predict violence against female teachers. For this purpose, 280 female teachers were selected by cluster sampling ...
Thesis (or dissertation) to receive the master's degree. In the field of architecture, the architectural trend of Bahman 93 abstract: Since the creation of multi-purpose and multi-functional spaces in
Dissertation for Master's Degree in Geography and Urban Planning Chapter 1: General Research 1- 1- Proposing the issue of urbanization expansion and its relationship with social and economic harms is one of the main characteristics of the country's urban development pattern in the last few decades, and accelerated growth and development and unbalanced distribution in the new era ...
The thesis of the master of social sciences of this research intends to examine and analyze the social stratification structure of Balochistan, Iran and the social contexts affecting it during the first Pahlavi period. For this purpose, first of all, the research intends to refer to the social contexts involved in the structure of stratification, such as social traditions, ...
Thesis for receiving the degree of M.Sc. Field: Industrial Engineering, Orientation: System Management and Productivity, Winter 2013, abstract of the problem of locating the axis of one of the fields.
Dissertation for Master Degree (M.A.) Direction: General Abstract The relationship between personality traits and addiction to computer games was tested on a sample of 400 students (200 men and 200 women). In the present study, it is assumed that five personality dimensions (neuroticism, extroversion, openness, agreeableness, and conscientiousness) can predict addiction to ...
Dissertation for Master's degree (M.A.) specialization: tourism planning, thesis abstract (including summary, objectives, implementation methods and results obtained): sustainable development is one of the key and widely used issues of the modern world. The tourism industry is not excluded from this category in direct connection with geography. Changing the use of an abandoned ...
Dissertation for M.Sc in Geography and Rural Planning Abstract The importance of various issues and issues of villagers and rural settlements, including the issue of moving villages is very important for a vast country like Iran with a variety of natural features (climate, topography) and social, cultural and ethnic differences along with a large number of sparsely populated and ...
Dissertation for Master's degree (M.A.) Abstract Due to the great attention paid to the dimensions of environmental sustainability and quality of life and healthy communities in recent years, the debate and examination of the qualitative dimensions of urban residential environments has become extremely hot and the quality of the urban environment has become one of the new ...
Academic Thesis for Master's Degree (M.A.) Field: Accounting Abstract Considering that in recent years, the re-presentation of financial statements has become very common among Iranian companies. In this research, we tried to examine some of the factors influencing the re-presentation of financial statements of companies listed on the Tehran Stock Exchange, such as management ...
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 ...
Master's Thesis in Sociology Abstract: The purpose of the research: The present research has been investigated with the aim of knowing the relationship between social influencing factors on the economic participation of working women in cultural institutions. In this research, the influential components of social factors have been discussed. Then, the relationship of each ...
Master's thesis in the field of economic sciences for the academic year 2013-1394 The first chapter Generalities of the research Introduction Today in many countries, especially in the developing countries, besides the economy
Thesis of Master's Degree in Economics, Economic Sciences, November 2019 Abstract: In countries that experience high inflation rates for a long time and the general level of prices increases dramatically.
Master's Thesis of School Counseling Abstract: In line with the need to teach ""emotional management"" skills, the current research under the title, the effectiveness of anger management group counseling, based on cognitive restructuring, on increasing social intimacy and reducing deterministic thinking among male high school students in Shiraz city, was conducted. The study ...
Abstract: The presence of controlling and major shareholders in the company causes the concentration of ownership in the hands of a limited number of people. The more this concentration of ownership increases, the greater the possibility of collusion between the major and controlling shareholders with the management.
Dissertation for Master's Degree (M.A.) Major: General Examining the relationship between mental health and academic progress in a group of middle school girls taking into account the employment status of mothers; Shiraz 2013 Abstract: The present study was conducted in order to investigate the relationship between mothers' employment and mental health and the academic progress ...
Dissertation for obtaining a master's degree in the field: Natural Geography, specialization: Geomorphology in environmental planning. Abstract: Today, one of the important factors in the occurrence of damages caused by environmental hazards is the lack of complete and scientific knowledge in different areas. The watersheds of Iran, especially in the watersheds of the Caspian ...
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 ...
Dissertation for M.A Master's Degree Field: Natural Geography Major: Climatology in Environmental Planning Abstract Climate is one of the most important basic factors for identifying the natural areas of the earth, among the climatic elements, precipitation is of great importance. By examining the rainfall areas, it is possible to identify the potential of the country's water ...