Download more than 100 examples of thesis, proposal and project topics about composite structures 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 Civil-Structural Engineering Abstract In our country, most of the structures and maybe all the conventional buildings are analyzed and designed independently, which means that these structures are mainly analyzed and designed by conventional software and considering a rigid or articulated support, and then the forces obtained at the base of ...
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 Master's Degree in Analytical Chemistry Abstract Nowadays, nanostructures have attracted the attention of many researchers due to their new features and applications in different fields and branches of science and technology. Meanwhile, nanocomposites, due to their unique physical and chemical properties, as well as potential applications in catalytic, ...
Dissertation for Master's Degree in Applied Design Mechanics Abstract: Composites have received a lot of attention in recent decades due to their high strength and low weight. Such materials can fail due to static, impact, dynamic loading, etc., and the various failures that occur can cause a severe drop in strength in the structure. Engineers always think of using different ...
Master's Thesis in Mechanical Engineering-Applied Design Abstract In this thesis, classical sheet theories, first-order shear deformation theory and refined two-variable theory for the free vibration problem are investigated using standard finite element and hierarchical finite element methods. The refined two-variable theory is an equivalent single-layer theory, in which two ...
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 ...
Master's Thesis in Mechanical Engineering (Applied Design): Abstract of the analysis of leading damage in pin connections of composite materials. The purpose of this research is to analyze the leading damage in pin connections of composite materials. To do this, finite element software ABAQUS and FORTRAN programming have been used. The contact between the composite plate with ...
Master's Thesis on Car Structure and Body Abstract In recent years, many researchers have allocated their attention to a special category of materials, memory materials. The ability to absorb and control vibrations actively or passively, respectively, is affected by the features of shape memory and hysteresis energy loss caused by the pseudo-elastic characteristics of these ...
Master's Thesis in Mechanical Engineering (Applied Design) Abstract of three-dimensional interlayer stress investigation in mechanical connections in layered composite materials The purpose of this thesis is to investigate three-dimensional interlayer stresses in mechanical connections in layered composite materials. For this purpose, finite element method and ABAQUS software ...
Dissertation 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
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 in Civil Engineering (M.Sc) Orientation: Structure Winter 2013 Abstract: Resilient construction of important government buildings, infrastructure facilities and vital arteries due to the increase
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 the M.Sc degree in wood and paper industry engineering, Mehr 2013 Abstract: In this research, the physical and mechanical properties of nanocomposites obtained from cellulose nanofibers and poly polymers
Master's Thesis in Economic Sciences December 2013 Abstract Globalization means the rapid increase in the volume of international exchanges of goods, services and assets.
The thesis for receiving a master's degree (M.A) in the field of accounting, the abstract quality of profit from various aspects including (having predictive value, feedback value, neutrality, timeliness and honest expression) has been evaluated and considered by researchers. The purpose of this research is to examine the relationship between some corporate governance mechanisms ...
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 ...
Dissertation for Master's Degree in Computer Engineering - Artificial Intelligence Abstract Considering the rapid growth of complexity and size of simulation systems, designing efficient structures for evaluation and validation is an important issue. Today, Petri net is used for validation and verification. Petri nets are used to model systems of discrete events that may occur ...
Master's Thesis (M.sc) Civil Engineering, Soil and Foundation Mechanics Abstract In this research, the stability of soil reinforced with geogrid located on an underground cavity was analyzed using plaxis software, and the effect of several factors such as the number of geogrid layers, the length of the geogrid layer, the stiffness of the geogrid layer, the optimal location of ...
Master's 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 ...
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 receiving a master's degree in civil engineering, soil mechanics, and the abstract of the contents, one of the most important and at the same time the most difficult topics in soil mechanics is the problem of the stability of gables. Analyzing the stability of soil slopes in order to determine the most probable rupture process or in other words to find the ...
Master's Dissertation of Discontinuous Structure Abstract: In recent years, the use of composite material in the construction and strengthening of structures has expanded greatly. The structure of this material is such that there is a possibility of crack formation between the layers. Due to the increase in load, these cracks grow and cause a sharp drop in the strength and ...
Master's thesis in the field of civil engineering, structural orientation. Abstract In this study, the evaluation and comparison of nonlinear and numerical analysis of deep reinforced concrete beams with openings without reinforcement with deep concrete beams with openings reinforced with FRP sheets and deep reinforced concrete beams without openings by Abaqus finite element ...
Dissertation for Master's Degree Abstract: Dealing with external forces such as earthquakes is one of the most important missions of civil engineers. In order to achieve this goal, the light metal frame system, which has advantages such as the possibility of industrial production, prefabrication and lightness, can be considered as a suitable alternative to traditional systems. ...
Dissertation for Master's Degree in Civil Engineering, Structures, Abstract: This thesis is the results of a numerical and parametric study on the effect of reinforcing reinforced concrete shear wall with FRP composite and applying the results of the finite element method. The finite element program is compared and calibrated against experimental data. Then, the numerical ...
Master's Thesis in Civil-Structural Engineering Today, domes and arches have found wide applications in architectural and industrial structures due to their suitable coverage of large openings. The use of today's technologies in styling and optimizing energy consumption in these types of structures is one of the important challenges facing engineers. Therefore, the need to ...
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 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 for obtaining a master's degree in chemistry, fluoride has been known as a toxic ion for many years. The main source of fluoride in aqueous solutions is minerals containing fluoride and the industrial activities of factories. According to the report of the Environmental Protection Organization, the amount of fluoride more than 1 mg/liter causes various diseases. In ...
Dissertation for receiving Ph.D degree, specialization: sports management and planning, abstract of the thesis, one of the factors affecting the behavior of sports consumers, motivation and perceived risk. Therefore, the purpose of this research is to provide a sports consumption model based on perceived risk and motivation. The current research is correlational and one of the ...
Dissertation for receiving the master's degree ""MSc"" specialization: applied chemistry Farsi abstract of the thesis or dissertation (including: summary of objectives, implementation methods and results obtained in maximum 10 lines): The possibility of manipulating matter at the nano level was first proposed in written form by Richard Feynman. During his conference called ...
Dissertation for M.Sc degree, field: chemical engineering, orientation: biotechnology, research method: first, the surface of the gold electrode was coated with nickel and cobalt salt in suitable conditions, then the standard solution of atrazine poison was placed in contact with the modified electrode, and after optimizing a series of mechanical and chemical parameters, its ...
Master's thesis in the field of road, building and environmental engineering - hydraulic structures Abstract In this research, nonlinear wave differential equations are solved by the local RBF-DQ numerical method. These differential equations are in the form of Laplace's equation (as a governing equation) and nonlinear boundary conditions on the free surface; The basis of the ...
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 ...
Dissertation for receiving the master's degree ""M.Sc"" orientation: abstract structure In today's reinforced concrete buildings, the use of interframe separators is very common. Intermediate frames with building materials are the main types of separators that are used in this type of buildings. In previous research, these interframe separators are usually considered as ...
A master's thesis in the field of civil engineering - hydraulic structures Abstract Liquid storage air tanks are used not only to store water, but also to store chemicals and toxic substances in different forms. Considering the use of these structures in civil and urban development and industrial networks, their importance is determined before and after the earthquake. The ...
Dissertation for receiving a master's degree in the field of Civil Engineering (M.Sc) Major: Structure Abstract: The retrofitting of important government buildings, infrastructure facilities and vital arteries due to the increase in terrorist attacks around the world and the possibility of bombings near buildings and urban places is one of the most important discussions in the ...
Dissertation to receive master's degree in organic chemistry Keywords: Farsi: Besparash, condensation, composite, nanocomposite, anchoring Nitrogen in bonding with metals can destroy them
Dissertation for Master's Degree in Telecommunication Electrical Engineering (Field) In this thesis, a patch microstrip antenna with very effective changes in the ground plane and its radiation part is studied to increase efficiency, create various modes of frequency response and the possibility of controlling these modes. The changes applied to this antenna have created a new ...
Master's Thesis in the field of Nano Chemical Engineering Abstract Removal of phenol from industrial effluents using nanotechnology In this research, the photocatalytic removal of phenol as a model of organic pollutant in a fluidized bed reactor under ultraviolet and visible radiations has been studied. The effects of important parameters such as pH, catalyst concentration, ...
Academic thesis for obtaining a master's degree in electrical engineering, electronics orientation Abstract In this thesis, firstly, the introduction of graphene, its manufacturing method, advantages and applications in field effect transistors and the conducted research will be extracted and examined, then we will have an overview of the structure of field effect transistors ...
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 ...
Mechanical Engineering Master's Thesis Proposed Design - Introduction The use of fibers in concrete started about 50 years ago and day by day their use in various fields has increased. Adding fibers to the mixing design improves the mechanical properties of concrete and the behavior of the structure after cracking. It also increases the softness and malleability of the section. ...
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 Master's Degree (M.Sc) Direction: Applied Chemistry Persian Summary According to international standards, the sulfur in the fuels used in the transportation industry, as one of the most important polluting industries, should be reduced to about 10 ppmw, while many refineries in the world produce fuels with a sulfur content of more than 1000 ppmw. One of the new ...
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 receiving a master's degree in applied chemistry, Persian abstract. In this research, graphite particles were converted to graphene oxide by Hammer's method. Graphene nanoparticles are one of the best and most effective absorbent materials that have been produced so far. Graphene is one of the successful allotropes of carbon in the field of drug absorption and ...
Master's Thesis in Mechanical Engineering - Applied Design Abstract In recent years, most of the researches have been focused on compressive and combined loading in order to investigate the buckling of nanotube structures, and for this purpose, the work done on tensile loading is very limited. Since the results of compressive and tensile loading in carbon nanotubes are ...
Dissertation for Master's Degree in Mechanical Engineering (Applied Design) Abstract In this research, the analysis of vibrations, buckling and wave propagation of wrapped nano beam under axial load on Pasternak substrate is discussed. First, the displacement and displacement field of the wrapped beam is obtained. Then, using the obtained displacement field, strain-displacement ...
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 ...
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 ...
Master's Thesis in Mechanical Engineering (Applied Design) Introduction The question of the generating factor has always been raised as a dynamic question in all fields of science. Due to the complexity and unforeseen factors and the lack of all-round human mastery over physical issues, it has not been possible to identify the causative factor in many cases, therefore, due to ...
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 Degree Thesis Abstract With the advancement of technology, the need to use new materials is felt. New methods have been developed to make new materials. Among the new materials in progress, we can mention double-layer sheets. These materials have composite properties of composite materials. The purpose of this research is to produce a double-layer sheet of 304L ...
Thesis Mechanics to get a Master's degree Abstract: First, the solution of Volterra-type anti-plate displacement in a rectangular plate with limited length and width and different boundary conditions is obtained by the method of separation of variables. Then, the distributed displacement technique is used to obtain the integral equations related to the rectangular plate weakened ...
Dissertation for obtaining a master's degree in civil engineering. 2013 Winter Earthquake Abstract of earthquakes close to the fault due to having pulse type movement with a long period at the beginning of the record, including
endname? Rasht Master's Degree: Civil Engineering (M.S.C.) Focus: Hydraulic Structures Academic Year 2011-2012 Summary of the Minab River, the most important river of Khan? The fresh water is in Hormozgan province. this river
Dissertation for obtaining a master's degree in civil engineering – Spring 2014 structure trend, first chapter, general research 1-1- Introduction: Mostly structures for severe earthquakes and surface acceptance
Dissertation for Master's Degree in Polymer Industry Engineering April 2013 Abstract Nowadays, the topic of energy and energy saving in all fields, even in homes, is one of the most important.
Dissertation for receiving a master's degree, specialization: accounting, abstract: the theory of capital structure presents two competing models for the financing decisions of joint-stock companies. The parallel model and the preference model. In the parallel model, companies identify the optimal leverage by establishing a balance between the benefits and the costs of debt. For ...
Dissertation for Master's Degree (M.A.) Direction: Accounting Abstract Competition in the product market has a significant impact on the investment of companies and operational decisions and theoretically indicates the upper and lower limit of investment in an economic enterprise. This will result in adverse consequences such as decreasing market efficiency, increasing ...
Dissertation to receive a master's degree ((M.A)) orientation: human resources. Abstract This research aims to investigate the role of necessary infrastructure in the implementation of the administrative automation system (mechanized circulation of correspondence) in the schools of Astara city. In order to achieve these goals, we proposed four hypotheses, which are: 1- A ...
Master's Thesis Department: Civil Engineering (MSC) Specialization: Hydraulic Structures Abstract Minab River is the most important freshwater river in Hormozgan Province. This river is the drainage of the surface waters of the Minab catchment area, and two bridges have been built on it, the first one is the connecting road to Minab city and the second one is 1500 meters after ...
Dissertation for Master's Degree in Civil Engineering with Earthquake Orientation Abstract: Semi-rigid joints [1] are joints whose hardness is between the two states of grip and joint and transmit a part of the anchor, in other words, its degree of rigidity is between 20% and 90%. In this thesis
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 of Master's Degree in Civil Engineering - Structure Abstract In metal structures, one of the most important places of stress concentration is the joint. In form cutting, the shear force at the connection point is so high that a part of the beam or its reinforcement is broken and separated in pieces, and this is due to negligence in the design of the connection or ...
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 ...
Dissertation for Master's Degree in Civil Engineering - Structural Orientation Abstract: The most basic goal in the seismic design of structures is to prevent the structure from collapsing during severe earthquakes, which is the basis of the governing theory of seismic behavior, the result of investigating the nonlinear behavior of the structure during an earthquake and the ...
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 ...
Doctoral Dissertation in Chemical Engineering-Biotechnology Abstract The purpose of this study was to produce polyhydroxyalkanoate biopolymer using glucose, fructose, molasses and whey carbon sources by microorganisms Azohydromonas lata DSMZ 1123, Azotobacterbeijerinckii DSMZ 1041, Cupriavidus necator DSMZ 545, Hydrogenophaga pseudoflava DSMZ 1034. In the first stage, to screen ...
The final report of the Master's thesis in the field of health and medical services management Abstract: Introduction: Today, the lack of financial protection in health is known as a disease of health systems; The clearest sign of this is that households suffer not only from the burden of disease, but also from the burden of destruction and economic poverty, in other words, ...
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 ...
Dissertation for the degree of Professional Doctor of Veterinary Medicine (D.V.M) Abstract: The structure of the eye can be examined well with ultrasound due to the presence of large amounts of liquid in the anterior chamber and vitreous, and in many cases it is very difficult to directly examine the eye with an ophthalmoscope, especially when the anterior structures such as the ...
Master's thesis in the field of mining chemistry Abstract: In this study, the effect of amide substitution on the surface of graphene oxide was studied. Two amines were chosen to change the contact surface and absorption rate. of a linear diamine such as ethylenediamine[1] and cyclic amine 6-aminouracil[2] with two different characteristics were evaluated. After the synthesis ...
Thesis for master's degree in the field: chemical engineering Abstract Hard polyurethane[1] is always considered one of the most effective and practical polymers in various industries, especially the coating industry. Excellent adhesive property, curing ability at ambient temperature and corrosion resistance of this polymer are some of its remarkable features. This study was ...
Master's degree thesis, field: Chemical Engineering Abstract: In this research, the absorption of methyl orange dye, which is one of the most widely used dyes in the textile industry, by polypyrrole adsorbent based on polyvinyl alcohol has been investigated. The tests were performed in a discontinuous system using a colored solution with a concentration of 40 ppm. After ...
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 ...