Download more than 77 examples of thesis, proposal and project topics about glass ionomer in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Dissertation to receive a general doctorate, abstract, introduction and purpose, among the banding problems in orthodontics, is the creation of decalcified areas around the bands. On the other hand, during the treatment, the bands are prone to loosening and the cement used must have sufficient strength. Recently, new compounds containing amorphous calcium phosphate (ACP) have ...
Dissertation for receiving the degree of Doctor of Dentistry Abstract Introduction Considering the importance of milk teeth in creating an ideal occlusion, it is essential to preserve and maintain them due to caries. One of the methods of restoring milk teeth is the use of stainless steel veneers. Maintaining the health of the tissue that supports the teeth is one of the ...
Dissertation for obtaining a doctorate degree in dentistry. Introduction Removing large amounts of dental tissue weakens the restored tooth. The type of restoration and composite method can be one of the influencing factors on tooth fracture resistance under occlusal forces. The purpose of this study was to investigate the effect of using new low-shrinkage composites on the ...
Abstract Glass making is one of the ancient arts of Iran, and the production of glass works is considered a significant part of the handicrafts of our country. The production of art glass in Iran has been based on its most original method, i.e., foot glass making, as well as some other methods, such as glass fusion, glass melting, etc. Unfortunately, in the past few years, glass ...
The effect of fiber and pozzolanic materials on the mechanical properties of glass fiber reinforced concrete Master's Thesis of Civil-Structural Engineering Abstract The failure and destruction of concrete is highly dependent on the formation of cracks and microcracks. With increasing loading, microcracks are connected and form cracks. In order to solve this problem and also to ...
Dissertation for obtaining a master's degree in civil engineering, structural orientation, March 2013, abstract of the scope of using FRP materials for shear strengthening of reinforced concrete beams in
Dissertation for receiving a master's degree in the field of executive management of strategic orientation March month 1391 The abstract of the current research is survey in terms of method and practical in terms of purpose. society
Summer 1390 Expertise Master of the field: Civil Engineering Orientation: Structure Abstract: In this thesis, the effect of nanosilica on the mechanical properties and durability of concrete containing polypropylene fibers
Dissertation of master's degree in civil engineering, structural orientation, October 1390, first chapter of generalities. 1-1 Introduction In recent years, there have been many advances in the field
Dissertation for Master's Degree (M.A.) Field: Educational Sciences Orientation: Elementary Education Summer/ 2013 Abstract The purpose of this research is to investigate the role of electronic education classes
Dissertation to receive the master's degree of industry group. Desti Bahman 92 Introduction Traditional architecture has been influenced by culture and climate for a long time and this is while in different regions of Iran the climate
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 (M.A) in Clinical Psychology Abstract The main purpose of this research was to study the effectiveness of reality therapy on reducing shyness and emotional deficiency of students and its components including reality therapy, reducing shyness, and emotional deficiency. The statistical population of the current research is all students studying in ...
Thesis of Master's Degree in Economic Sciences, Mehr 2013 Abstract Although the achievement of economic development should be considered as a result of several factors, but without a doubt, one of the most important factors in creating it can be entrepreneurship.
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 ...
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 ...
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 ...
Master's Thesis in Social Communication Sciences Abstract: In this dissertation, an attempt is made to examine the historical, social and cultural contexts of war and its relationship with cinema, as well as how those ""contexts"" are reflected in cinema, in the three decades after the revolution. In fact, the author has distinguished three main periods in the representation of ...
Dissertation for Master's Degree (M.Sc) Field: Natural Geography - Applied Climatology Abstract Due to its location in a special geographical location, topographic conditions and climatic systems affecting the region, the city of Kavus has a relatively cold climate. So that the air temperature in the coldest month of the year reaches 9.2 degrees Celsius and has the highest ...
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 ...
Academic Thesis for Master's Degree in Geography, Tourism Planning, Abstract: Handicrafts are considered to be the objective crystallization of culture and artistic manifestations and types of applied and folk arts, and since each handiwork reflects the historical, social and cultural characteristics of its place of production, it can be considered an important factor in ...
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 ...
Abstract The main task of the synchronous generator excitation system is to provide the necessary voltage for the generator excitation winding. The excitation voltage is a dc voltage and it is used to create a flux in the excitation winding of the generator and consequently to produce a magnetic field to produce electrical energy by a synchronous generator. In the provided ...
Dissertation for Master's Degree in Computer Science Abstract Nowadays, in many fields, we need devices that can identify people's computers and recognize them based on their body characteristics. Face recognition system as a biometric system is basically a pattern recognition system that recognizes a person based on the vector of specific physiological characteristics or ...
Dissertation Abstract Religious art with centuries of history in Iran during the Qajar period gives its place to religious art; This is not a big change, as it is always embodied in official and court art, which is embodied in folk art. The change of the social background of art is born from the burning spirit of the Qajar period. Qajar Iran was a different Iran compared to its ...
Master's thesis in Islamic art, metal specialization. Abstract The present abstract is written with the aim of identifying, introducing and reviving water art in the contemporary era, and in the current research, this goal can be realized with the structural and aesthetic analysis of the works in contemporary Iran, as well as its sale in the prestigious world markets. In ...
Dissertation for Master's degree (A.M) specialization: painting Abstract of this research was done in order to investigate new media in the art of the 20th century. Research, descriptive, analysis and content methods were used to carry out these studies, as well as the methods of collecting information in the form of library and data collection. The main purpose of this thesis ...
Master's thesis in the field of civil engineering, structure orientation. Abstract: In this study, the effect of some effective parameters on the strength of polymer concrete based on epoxy resin, including hardener, filler, and solvent, has been investigated. Rice husk ash and broom stalk ash were used as fillers and acetone-toluene mixture with a ratio of 50-50% was used as a ...
Dissertation for receiving a master's degree in business management (international marketing orientation) Abstract: Since the brand of any company is considered one of the most valuable intangible assets of that company and a source of income, it can be argued that when a brand is known in the market and achieves success, there is a possibility that it will undergo ...
Dissertation for Master's Degree in Civil Engineering - Soil and Foundation Mechanics Abstract The purpose of this research is to improve the mechanical and geotechnical properties of windy sand soils. Because one of the major problems of windblown sand is its low resistance under natural and saturated moisture conditions, a laboratory study was conducted to investigate the ...
Dissertation for Master's degree (M.Sc) Major: Painting Chapter 1: Overview of the design Introduction The exact speed of light is 299792458 meters per second. He directs the matter from the heavens to the earth, and then ascends to Him on a day that is as much as a thousand years from what you do (Surah Sajdah, verse 5) ""God governs the affairs of the earth from space and ...
Dissertation for receiving a master's degree, universal orientation, abstract critical discourse analysis is that aspect of linguistics science that uncovers the underlying elements of language, reveals its hidden aspects, and influences people's thinking and the way they perceive social issues, and can clarify the facts for people, in order to think better and make a more ...
Industrial Management Doctoral Dissertation, Production and Operations, Abstract: The global automobile industry has grown a lot in recent decades compared to other industries. Every day, the intensity of competition in this industry increases to gain global market share. Iran's automobile industry has also taken effective steps to gain global market share through exports. In ...
Education Level: Master's Degree, Field: Civil Engineering, Major: Structures Abstract: In this thesis, the effect of nanosilica on the mechanical properties and durability of concrete containing polypropylene fibers was investigated. Polypropylene fibers with a length of 18 mm and a ratio of length to diameter of 0.9 mµ were used. The effect of fibers and nanosilica in three ...
Master's Thesis of Civil-Environmental Engineering Abstract Garbage is one of the environmental pollutants that cause many problems such as the spread of pollution in water, air and soil and transmission to humans and animals directly or indirectly. Today, with the ever-increasing expansion of urban and industrial societies, we are witnessing the widening of the amount of these ...
Master's thesis in the field of civil engineering, structure orientation Alkaline Aggregate Reaction [1] (AAR), is a chemical reaction that occurs in some concrete structures. (AAR) is a reaction between alkaline fluids in the pores and silica aggregates. Concrete failure, including expansion and cracking due to the alkaline reaction of aggregates, is of particular importance. ...
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 ...
Dissertation to receive a master's degree in the field of Analytical Chemistry, Abstract Biosynthesis of gold nanoparticles with small size and biological stability are very important and have various biomedical applications. In this work, an easy and simple method for the green synthesis of gold nanoparticles using willow tree bark extract is reported. The bark of the willow ...
Master's Thesis in the field of Chemical Engineering Abstract Investigation of parameters affecting the production of alumina gel by sol-gel method Sol-gel method is one of the common methods that is widely used to produce different nanoparticles. In this method, a solution of initiators is mixed with water in the presence of a catalyst, and hydrolysis and polymerization ...
Master's Thesis (M.Sc.) Direction: Process Design Abstract Currently, membranes have found a special place in different separation industries and have wide applications in different fields of separation, including liquid solutions and different gases. Membrane technology is one of the most widely used technologies in today's industry, whose field of application is wide ranging ...
Master's thesis in the field: Chemical Engineering Abstract In this research, a comprehensive two-dimensional model based on the Finite Element Method (FEM) is proposed for modeling gas-solvent membrane contactors to remove carbon dioxide[1] from synthesis gas. Aqueous solution of monoethanolamine has been used as absorbent solvent stream and CO2/N2 gas mixture as gas stream. ...
Chemical engineering master's thesis without preface today simulation in processes can be an important tool to solve problems in different industries. A new idea that should be done in the real world by trial and error with a lot of costs and risks can be simulated in the environment of a strong software and the results can be used. Simulation can also be used to check and ...
Master's thesis in the field of chemical nanoengineering Abstract The synthesis of silicon dioxide nanoparticles from silicon oil waste using the synthesis method of silicon dioxide nanoparticles [1] has many industrial applications. The industrial use of these particles in traditional fields as well as new fields is expanding, for which new applications are continuously found. ...
Master's thesis in the field of chemistry, Analytical Chemistry, Abstract In this project, a molecular template polymer was prepared for the selective extraction of phenylmercury chloride. To prepare this polymer, methacrylic acid (active monomer), ethylene glycol dimethacrylate (cross-linking agent), 2,2-azobisisobutyronitrile (initiator), phenylmercury chloride (target ...
Master's thesis in the field of electrical engineering (power trend) Abstract of the investigation of transient electromagnetic states in wind turbines with the increasing development of wind turbines, increasing its efficiency has become more critical. One of the factors for measuring wind turbine efficiency is its performance in transient state problems. The phenomena that ...
Abstract: Introduction: Diabetes or sugar disease is a metabolic disorder (fuel production) in the body. In this disease, the ability to produce insulin in the body is lost, or the body becomes resistant to insulin, and therefore the produced insulin cannot perform its normal function. There are two main types of diabetes. In type 1 diabetes, the destruction of beta cells in the ...
Dissertation Chemistry for Master's Degree Abstract Acrylic-based pressure-sensitive adhesives are more expensive than rubber-based adhesives, but they have a longer life and resistance to high temperatures, chemicals, UV rays, solvents, light, softeners, and the environment. Modification of acrylic pressure-sensitive adhesives is useful for improving adhesion properties. In ...
Master's thesis in the field of chemistry, Analytical Chemistry, Abstract In this project, a molecular template polymer was prepared for the selective extraction of furan. To prepare this polymer, methacrylic acid (functional monomer), ethylene glycol dimethacrylate (cross-linking agent), 2,2-azobisisobutyronitrile (initiator), a mixture of pyrrole (furan substitute or target ...
Doctoral thesis in the field of chemical engineering. Abstract The study of the effective parameters in the synthesis of silver nanoparticles by the inverse microemulsion method of metallic silver nanoparticles is of interest due to their use as catalysts, antimicrobial agents and biosensors. The practical use of silver nanoparticles is highly dependent on the size distribution ...
Dissertation for Doctorate Degree in Dentistry Abstract The purpose of this study was to compare the microleakage of adhesive total etch and self etch using three methods of Fluid filtration, dye penetration and dye extraction, as well as to determine the statistical relationship between these three methods. Materials and methods In this laboratory study, 72 extracted human ...
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 ...
Master's Thesis of Polymer Science and Technology Engineering Abstract Urethane-acrylate resins are of interest due to their low viscosity and flame retardant properties and relatively easy curing. On the other hand, natural fibers with renewable resources, low price, low density and high special properties have a special ability to be used in composites. However, their ...
Dissertation for Master's Degree in Chemistry, Chemistry, Abstract: Epoxy resins, which are thermosetting polymers, have properties such as high thermal stability, good adhesion, high chemical resistance, easy molding, and moisture resistance. These resins are used as adhesives, coatings, paints and polymer tools. The most common epoxy resin is prepared from the reaction of ...
Dissertation for Master's Degree in Analytical Chemistry Abstract In this study, a new scinometric film method was used to measure dichromate ion in aqueous media using chromophore 1 and 5-diphenylcarbazide (DPC). 5-1-Diphenylcarbazide was used as a complexing agent for the measurement of dichromate ion. As a result of entering dichromate into the structure of the polymer film, ...
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 in Food Industry (M.Sc) Abstract Walnut kernel is an edible substance that has a lot of fat, protein, sugar and starch, but due to various reasons, it undergoes physical and chemical changes very quickly and loses its quality. The purpose of this study was the effect of packaging and storage conditions on the quality and shelf life of walnuts. In the research ...
Dissertation for Master's Degree in Food Science and Engineering, Food Microbiology, Abstract: Today, the increase in environmental pollution and the decrease in oil resources have led to the development and replacement of biodegradable packaging instead of packaging derived from petroleum resources. Also, in this regard, the use of antimicrobial compounds such as silver ...
Abstract To investigate the effect of Nestern base on the vegetative and reproductive growth of four rose cultivars, the experiment was conducted as a factorial with two factors in the form of a randomized complete block design in 3 replications. The first factor (A) includes four cultivars of rose Tabo (red), Superstar (orange), Dr. Benjamin (pink) and Evening Star (yellow) and ...
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, ...
Mechanical Engineering Master's Thesis - Applied Design Abstract Today, in various industries such as aerospace, atomic energy, chemical industries, refineries, petrochemical industries, etc., there is a need to use high-pressure mechanisms to enable the completion of relevant processes. The increase in pressure is done inside the cylindrical chambers and as a result, such an ...
Dissertation for Master's Degree in Food Science and Engineering. Abstract Every year, millions of tons of plastic waste, including bags, plastic envelopes, and packaging materials, enter the environment and cause problems to the environmental cycle due to their irreversibility, and as a result, the need for degradable plastics in nature is increasing day by day. Today, the ...
Introduction Since ancient times, energy supply has been a very important issue for human societies. In today's era, due to the industrial and technological advances that have a very important place in the daily life of people, the importance of the problem is manifested in a more obvious way. But the common sources of energy production, which are mostly non-renewable, will be ...
Dissertation for Master's degree (M.Sc.) specialization: green space, ornamental plants in terms of auxin application and cutting position on the rooting of stem cuttings of four common ornamental shrubs in green space by: Hossein Ramezani Abstract in order to investigate the effect of different concentrations of indole butyric acid (IBA) (zero, 1000, 2000 and 4000 mg/liter) and ...
The thesis (or dissertation) for receiving a master's degree in the field of food industry, majoring in food chemistry. The abstract of this study is designed to compare the chemical composition and antioxidant effect of laboratory cinnamon essential oil [1] and two commercial essential oils [2]. In order to identify the chemical compounds of the essential oils, a mechanical ...
Dissertation for M.Sc. Abstract Orchids are among the most diverse family of flowering plants. This family has more than 800 genera and 25,000 species. Orchids come in a wide variety of sizes, shapes and colors. The lifespan of orchids after harvesting is also long. The large-scale increase of orchids using plant tissue culture techniques contributes to the position of this ...
Master's Thesis in Applied Design, Abstract Face recognition has received much attention in recent years in the research fields related to biometrics, pattern recognition, and machine vision. Face recognition methods are also used in some commercial and security applications. These applications include people's security control, access control, identification of criminals, face ...
Dissertation to receive a master's degree in mechanical engineering in the field of construction and production. Abstract: The growth and expansion of cities and the development of urban life require up-to-date and expandable infrastructure. Transportation systems are among the basic infrastructures in cities, among which the creation and development of subway networks is of ...
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 ...
Doctoral Dissertation on Energy Conversion Abstract One of the most important issues in internal combustion engines is heat transfer in them; Because almost a third of the energy produced inside the combustion chamber is removed through engine cooling. The heat transfer of internal combustion engines is important from various aspects, including the protection of materials used ...
Abstract This study was conducted to determine the effect of different levels of vitamin E and C on growth indices and blood parameters in flowerhorn fish (Cichlosoma sp). 9 diets containing a combination of 0, 100 and 1000 mg/kg of food of vitamin E and 0, 100 and 1000 mg/kg of food of vitamin C were considered in three replicates for 8 weeks. The initial weight of the fry was ...
Dissertation: To receive the degree of professional doctor of veterinary medicine (D.V.M.) Title: Investigating the level of bacterial contamination of unhatched eggs in the hatchery of Mahabad city. Hatchery is an important part of the poultry industry, and the spread of bacterial diseases can be prevented by following the hygiene principles. In this research, samples were ...
Dissertation for M.Sc degree, specialization: manufacturing and production, abstract in this thesis, how to improve the properties of plastics with the help of heat treatment. First, we will talk briefly about polymers, plastics and their sub-branches and heat treatment on them, and then we will discuss the effect of annealing heat treatment on heavy polyethylene sheets that are ...
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 the field of Mechanical Engineering - Energy Conversion Abstract Numerical investigation of fluid flow and heat transfer on mesh plates with cross holes under discontinuous suction Introduction 1-1- Fluid flow on mesh plates The urgent need of modern humans to use different fuels and the problem of environmental pollution caused by improper and indiscriminate ...