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Download more than 100 examples of thesis, proposal and project topics about nano particles in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.

Number of pages: 129 Category: Civil Engineering

Dissertation for Master's Degree in Civil Engineering - Structures Abstract: One of the important problems in seismic design and implementation of buildings is the significant dead weight used in it. Therefore, in the case of using lightweight concrete that has favorable mechanical properties, significant benefits can be obtained, including a reduction in dead load and ...

Number of pages: 70 Category: Biology - Environment

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 ...

Number of pages: 63 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 119 Category: Chemical - Petrochemical Engineering

Master's Thesis in Nano Chemical Engineering Abstract The aim of this study is to separate cationic polyacrylamide from the waste water of Prodeh Tabas coal washing plant using the polymer membrane filtration process. The primary membrane was prepared using polyacrylonitrile (PAN) by phase inversion process, and then they were prepared using hydrolysis as chemical modification ...

Number of pages: 184 Category: Chemical - Petrochemical Engineering

Master's Thesis in Chemical Engineering, Thermodynamics and Kinetics Abstract: A major part of the final properties of the product in emulsion polymerization is determined by the particle size distribution. In this project, an accurate model based on population balance equations (zero-one model) which includes the phenomena of nucleation and particle growth has been chosen to ...

Number of pages: 92 Category: Industrial Engineering

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 ...

Number of pages: 121 Category: Chemical - Petrochemical Engineering

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. ...

Number of pages: 73 Category: Chemical - Petrochemical Engineering

Dissertation for Master of Chemical Engineering Abstract: In this research, it is attempted to solve one of the major problems in the field of drug production, i.e. improving the solubility of drug particles in body fluids[1] by using the process of solvent/anti-solvent precipitation and nano-scale sediment production in a ?-shaped microchannel, the effect of surfactant ...

Number of pages: 116 Category: Chemical - Petrochemical Engineering

Dissertation for receiving the master's degree ""M.Sc."" Orientation: Biotechnology Abstract: Lipases are one of the most important enzymes in biological systems in various industries. The application of free lipase is not cost-effective in industries due to its shorter half-life. Enzyme immobilization on different bases increases stability, repeated use, ease of product ...

Number of pages: 118 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 89 Category: Industrial Engineering

Master's Thesis of Polymer Industrial Engineering Abstract Cross-linked polyethylene is one of the materials that is widely used in the field of insulation production in cables due to having suitable electrical properties and good electrical strength. Nowadays, one of the methods of optimizing the properties and changing the behavior of polymers is the use of filler particles ...

Number of pages: 57 Category: Agricultural Engineering

Dissertation for Master's Degree (M.Sc.) Field: Horticulture-Ornamental Plants Abstract To investigate the effect of gap and silver nanoparticles on the life of the flower and the hyphae characteristics of Alstroemeria hybrida cut flowers, a 2-factor factorial experiment based on a completely randomized design with two factors of stem end gap in 2 levels (5 cm gap and no gap) ...

Number of pages: 44 Category: Agricultural Engineering

Dissertation for Master's Degree (M.Sc) Abstract Chrysanthemum (Chrysanthemum morifolum L.) is one of the most important cut flowers in the world, which today ranks second in the world after roses in terms of economy and cultivation. One of the important problems of this flower is vascular blockage and disruption of the water balance. For this purpose, a study based on a ...

Number of pages: 67 Category: Food and Packaging Industries

Dissertation for Master's Degree in Agricultural Engineering (M.Sc) Major: Food Science and Industry Abstract Diazinon is an organophosphorus insecticide and is widely used by farmers. This poison can easily find its way into food and exert its toxic effects on humans. Diazinon poison, like other organophosphorus poisons, inhibits some enzymes, especially acetylcholinesterase. ...

Number of pages: 152 Category: Facilities - Mechanics

Master's Thesis on Energy Conversion Abstract: Increasing heat transfer as well as increasing the efficiency of energy storage systems due to the limitation of natural resources and with the aim of reducing costs has always been one of the most basic concerns of engineers and researchers. This is especially important in fluids due to the small thermal conductivity coefficient. ...

Number of pages: 123 Category: Civil Engineering

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

Number of pages: 173 Category: Industrial Engineering

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.

Number of pages: 136 Category: Facilities - Mechanics

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 ...

Number of pages: 101 Category: Textile Industries

Dissertation to receive the master's degree ""M.S.c"" specialization: Textile chemistry and fiber science Abstract: One of the important processes in the completion of textile goods is the underhand improvement in textiles. Finishing the softener provides a desirable softness to the fabric and improves its properties, and the main goals of the softener are to reduce static ...

Number of pages: 66 Category: Textile Industries

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 ...

Number of pages: 94 Category: Civil Engineering

Master's Thesis in Civil-Soil Field Abstract Dense clay layers are used as one of the most common impermeable layers in most geotechnical structures such as earthen dams and municipal and radioactive waste disposal centers. Due to special geotechnical characteristics, these layers are damaged by cracking during their lifetime, these cracks increase the permeability of the layer ...

Number of pages: 124 Category: Civil Engineering

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 ...

Number of pages: 127 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 55 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 171 Category: Physics

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 ...

Number of pages: 75 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemistry, analysis, abstract. In this research, the synthesis of polymer nanoparticles of ion template using sedimentation method and for the separation and preconcentration of nickel ions from aqueous samples is reported. Nickel template polymer nanoparticles by dissolving stoichiometric amount of nickel nitrate and ligand ...

Number of pages: 123 Category: Chemical - Petrochemical Engineering

Master's Thesis of Chemical Engineering Abstract In this research, the optimal absorption conditions for cationic dyes have been investigated and the removal of brilliant green dye [1] by the natural adsorbent of khakshir has been investigated. First, the effective conditions in the amount of brilliant green removal by the khakshir stem adsorbent were researched, then using the ...

Number of pages: 66 Category: Chemical - Petrochemical Engineering

Master's degree thesis in the field: Chemical Engineering Abstract In this project, an attempt was made to take a small step towards the synthesis of silicoaluminophosphate molecular sieve in nano dimensions and its use in fuel cells with methanol fuel. Therefore, in this way, nano silicoaluminophosphate was produced under optimal hydrothermal conditions. Next, XRD, FT-IR, SEM ...

Number of pages: 129 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 78 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 75 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemistry, analysis, abstract. In this research, the synthesis of polymer nanoparticles of ion template using sedimentation method and for the separation and preconcentration of nickel ions from aqueous samples is reported. Nickel template polymer nanoparticles by dissolving stoichiometric amount of nickel nitrate and ligand ...

Number of pages: 119 Category: Chemical - Petrochemical Engineering

Dissertation for M.S.c Master's Degree Orientation: Applied Abstract: In recent years, semi-conducting nanoparticles have attracted a lot of attention due to their electrical and mechanical properties, which result from limited quantum effects compared to their counterpart materials. Among semiconductor nanoparticles, ZnO nanoparticles have higher efficiency. To achieve higher ...

Number of pages: 101 Category: Health - Health

Dissertation for Master's Degree in Food Safety and Health Abstract Introduction: In this research, according to the antimicrobial property and resistance of titanium dioxide-based silver nanoparticle packages to the penetration of gases, including oxygen, the effect of these packages on the fungal flora of consumer breads was compared with common polyethylene packages. This ...

Number of pages: 103 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 107 Category: Chemical - Petrochemical Engineering

Dissertation for obtaining a master's degree in the field of chemical nanoengineering Abstract In the uranium enrichment unit by centrifuge, UF6 gas after passing through the centrifuge and performing the enrichment process, enters the cold trap and is solidified and collected at a low temperature. One of the absorbents used to absorb uranium hexafluoride is sodium fluoride. The ...

Number of pages: 101 Category: Chemical - Petrochemical Engineering

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, ...

Number of pages: 126 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 140 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical nanoengineering, abstract modeling of chloride ion removal from gas condensate using nanofiltration of chloride ion in gas condensate can cause severe corrosion of equipment and pipes. Therefore, it is necessary to remove it from the condensate flow. The aim of this work is the mathematical modeling of the nanofiltration process for the ...

Number of pages: 121 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 122 Category: Physics

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 ...

Number of pages: 83 Category: Chemical - Petrochemical Engineering

Chemical Engineering Master's Thesis Abstract: In this research, a method for the synthesis of ZSM-5 nanozeolite was presented. Then this nanozeolite was modified with CTAB surfactant and its characteristics were investigated using XRD, FT-IR, and SEM methods. This nanozeolite was used to prepare a modified carbon paste electrode (SMNZ/CPE) to measure sulfate anion. Also, the ...

Number of pages: 101 Category: Medical Sciences

Dissertation to receive a master's degree (((M.sc) specialization: medical nanotechnology) Abstract In the present research, the cation exchange property of clinoptilolite is used due to its negative charge in its structure. The connection of this research topic with medical nanotechnology is due to the nanopores and porosity of clinoptilolite and the high absorption level of ...

Number of pages: 90 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 249 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 129 Category: Facilities - Mechanics

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 ...

Number of pages: 91 Category: Facilities - Mechanics

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 ...

Number of pages: 95 Category: Facilities - Mechanics

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 ...

Number of pages: 86 Category: Biology - Environment

Dissertation for receiving a master's degree in the field of preservation and modification. Abstract In this research, the effect of combined modification of colloidal silver-hot water on the heat transfer from the hot press plates to the heart of the beech (Fagus orientalis) chipboard cake, the physical and mechanical properties of the chipboard and the chemical changes of the ...

Number of pages: 102 Category: Chemical - Petrochemical Engineering

Master's Thesis of Polymer Industry Engineering Abstract With the progress of human civilization, technology development and the ever-increasing population, the world is currently facing a problem called pollution that threatens the lives of the inhabitants of the earth. Pollution caused by the accumulation of persistent toxic compounds in soil and water, such as chemicals, ...

Number of pages: 80 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 111 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 97 Category: Chemical - Petrochemical Engineering

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, ...

Number of pages: 96 Category: Facilities - Mechanics

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. ...

Number of pages: 69 Category: Facilities - Mechanics

Dissertation for receiving M.Sc degree in mechanical-structural engineering and the production of aluminide permeable coatings for the protection of gas turbines used in power plant, aviation, marine, oil and gas and petrochemical industries, which are mainly attacked by high temperature oxidation and hot corrosion phenomena. In this research, in order to use the effect of ...

Number of pages: 71 Category: Food and Packaging Industries

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 ...

Number of pages: 104 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 86 Category: Facilities - Mechanics

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 ...

Number of pages: 131 Category: Facilities - Mechanics

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 ...

Number of pages: 115 Category: Facilities - Mechanics

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 ...

Number of pages: 91 Category: Facilities - Mechanics

Master's Thesis on Energy Conversion Abstract: Increasing heat transfer as well as increasing energy efficiency due to the limitation of natural resources and reducing costs has always been one of the most basic concerns of engineers and researchers. This is especially important in fluids due to the small thermal conductivity coefficient. One of the most important ways to ...

Number of pages: 91 Category: Management

Master's thesis in the field of power electronics, power electronics, Abstract: The use of pulsed power sources in various plasma processes is increasing due to the relationship established between them. According to the research done in this case, the design of pulsed power sources with the aim of reducing losses and increasing efficiency can have important effects on plasma ...

Number of pages: 91 Category: Management

Master's thesis in the field of power electronics, power electronics, Abstract: The use of pulsed power sources in various plasma processes is increasing due to the relationship established between them. According to the research done in this case, the design of pulsed power sources with the aim of reducing losses and increasing efficiency can have important effects on plasma ...

Number of pages: 127 Category: Biology - Environment

Master's thesis in the field of civil engineering (environmental engineering) is an abstract of the surface absorption method, one of the effective methods for removing metals, including nickel metal. In this research, modified rice paddy has been used as absorbent material. Since this adsorbent is a natural material with a high contact surface, in addition to its high ability ...

Number of pages: 180 Category: Electrical Engineering

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 ...

Number of pages: 86 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 94 Category: Chemical - Petrochemical Engineering

Thesis for obtaining a master's degree. Abstract: The increase in environmental concerns and the progress of green chemistry processes have necessitated the replacement of homogeneous catalysts with heterogeneous ones. In this research, activated carbon was used as a suitable substrate due to its special properties. The most important of these properties are resistance in acidic ...

Number of pages: 91 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical engineering, abstract of the laboratory study of iron oxide production on a microstructural scale using the precipitation method with supercritical anti-solvent by: One of the problems of cement used in oil wells, which are used to connect wall pipes and well walls, is that these cements do not have the desired resistance against high ...

Number of pages: 76 Category: Chemical - Petrochemical Engineering

Dissertation to receive master's degree in organic chemistry Keywords: Farsi: Besparash, condensation, composite, nanocomposite, anchoring Nitrogen in bonding with metals can destroy them

Number of pages: 79 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 109 Category: Chemical - Petrochemical Engineering

Master's Thesis, Department of Chemistry, Organic Chemistry, Abstract An effective method for the synthesis of pyrido[3,2-d]pyrimidine derivatives from the three-component condensation of 6-aminouracil, 6-amino2-thiouracil or 6-amino-1,3-dimethyluracil with aryl aldehydes and malononitrile, a class of pyrido[3,2-d]pyrimidine derivatives in the presence of high performance basic ...

Number of pages: 82 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 76 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 94 Category: Facilities - Mechanics

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 ...

Number of pages: 180 Category: Electrical Engineering

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 ...

Number of pages: 68 Category: Electronic Engineering

Dissertation for MS.C Master's Degree Major: Electronics Abstract: In this thesis, the aim is to design and simulate an amplifier based on CMOS technology with low power consumption for use in image sensors. For this purpose, an amplifier that uses the ABCC circuit (intelligent bias current circuit) has been introduced.

Number of pages: 68 Category: Electronic Engineering

Dissertation for MS.C Master's Degree Major: Electronics Abstract: In this thesis, the aim is to design and simulate an amplifier based on CMOS technology with low power consumption for use in image sensors. For this purpose, an amplifier that uses the ABCC circuit (intelligent bias current circuit) has been introduced.

Number of pages: 51 Category: Agricultural Engineering

Dissertation for Master's Degree (M.Sc.) Field: Horticulture-Ornamental Plants Abstract chrysanthemum (Dendranthema grandiflorum L.) is one of the non-flowering flowers and sensitive to vascular blockage. This study is based on a completely randomized design with 10 treatments including geranium plant essential oil in 3 levels (2, 6 and 10 cc in 600 cc of distilled water), case ...

Number of pages: 65 Category: Industrial Engineering

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

Number of pages: 138 Category: Management

Dissertation for Master's degree (M.A.) field and direction: Business Management - International Business. Abstract of the current research is to model the international marketing strategies of high-tech products in companies active in the field of nanotechnology, and in this regard, to investigate the role of marketing trends and international marketing experiences on ...

Number of pages: 129 Category: Management

Thesis for obtaining a master's degree (M.A) (Field: Business Management, Major: Domestic Business) Abstract: In today's ultra-competitive world, the secret of survival and success of organizations is to understand the competitive structure of the market. Achieving this understanding requires management's knowledge and understanding of customer's opinions and demands, and ...