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Number of pages: 103 Category: Chemical - Petrochemical Engineering

A master's thesis in the field of chemical engineering. Abstract of the laboratory study of the wear phenomenon of gas containing sand and liquid droplets in pipelines. For this purpose, a pipeline test device including: vertical and horizontal pipelines and various connections has been made. The studied fluid consists of three phases: gas, liquid and solid. The gas phase is ...

Number of pages: 118 Category: Chemical - Petrochemical Engineering

Master's Thesis in the field of Chemical Engineering (no orientation) Abstract of the laboratory study of the wear phenomenon of liquid containing sand in pipelines. The studied fluid consists of two phases, liquid and solid. The liquid phase is water, and sand particles form the solid phase. In this research, the parameters affecting the wear rate, including: fluid speed, sand ...

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: 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: 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: 122 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical-biotechnology engineering Abstract Protozoan protein refers to the protein obtained from the cultivation of bacteria, yeasts, filamentous fungi or algae, which can be used as human food or animal feed. In fact, protozoan protein is the dried cells of microorganisms that are obtained by their fermentation on different substrates. ...

Number of pages: 54 Category: Agricultural Engineering

Master's thesis in the field of agricultural engineering - horticultural sciences, specialization: ornamental plants. Abstract In order to investigate the effect of sodium nitroprusside on the flowering life of rose, sunflower and lisianthus cut flowers, a study was conducted in the form of a factorial experiment based on a completely randomized design with two sodium ...

Number of pages: 69 Category: Social Sciences - Sociology

Dissertation for Master of Social Sciences (M.A) Degree: Researcher Abstract Professional values ??are the basis of employees' performance, which guide employees' interactions with citizens, colleagues, other professionals, and the general public, and provide a framework for commitment to the welfare of citizens and guidance for ethical behavior in the provision of humanitarian ...

Number of pages: 115 Category: Management

Dissertation for the Master's degree ""MsC."" Orientation: Human Resource Management Abstract The objectives of this research include identifying the relationship between ergonomic principles and stress in Shahroud Gas Company, which includes 4 sub-goals as follows 1- Identifying the relationship between occupational biomechanics and stress 2- Identifying the relationship ...

Number of pages: 113 Category: Biology - Environment

Dissertation for receiving a Master's degree (M.Sc.) specialization: Environment Abstract Gaseous liquids obtained from the refining of sour gases are also sour and contain a large percentage of hydrogen sulfide and mercaptans. Therefore, after distilling and preparing the products, it needs refining processes to remove or reduce the amount of sulfur and mercaptans present. ...

Number of pages: 79 Category: Civil Engineering

Introduction In today's era, the presence of waste materials resulting from various physical and chemical processes is one of the important problems of industrialized and developing countries. So that extensive research is being carried out for methods of recycling or disposing of them to minimize the damage to the environment. In this regard, construction researchers, like ...

Number of pages: 125 Category: Biology - Environment

Master's thesis in the field of civil and environmental engineering. Abstract The main problem in using landfill biogas is the presence of pollutants such as hydrogen sulfide. Hydrogen sulfide gas is colorless, toxic, flammable, and has an unpleasant odor. It is highly toxic and produces SO2 when biogas is burned. In addition, hydrogen sulfide has a corrosive effect. It costs a ...

Number of pages: 225 Category: Chemical - Petrochemical Engineering

Dissertation of the Ph.D course in Chemical Engineering, Biotechnology, Abstract: Clostridium Langali is a highly anaerobic estogenic bacterium that can grow on synthesis gas components, i.e. CO and H2/CO2, and convert them into ethanol and acetate at ambient temperature and pressure. During this process, the bacterium shows a complex metabolic pathway that includes both ...

Number of pages: 147 Category: Chemical - Petrochemical Engineering

A master's thesis in the field of chemical engineering, abstract of the laboratory study and modeling of calcium carbonate production from calcium chloride solution by absorbing carbon dioxide from industrial exhaust gases, by the efforts of Amin Alamdari, the effect of carbon dioxide concentration on the precipitation of calcium carbonate species and the kinetics of calcium ...

Number of pages: 76 Category: Chemical - Petrochemical Engineering

Master's Thesis of Chemical Engineering Abstract In the last few decades, due to the growth of the population as well as the improvement of living standards, the consumption of fibers and the production of textile waste materials have increased greatly. Burial and burning are one of the main ways of managing textile waste materials, which have destructive environmental effects. ...

Number of pages: 169 Category: Electronic Engineering

The master's thesis of precision instruments and automation in the oil industry. The introduction of the entire research is one of the important scientific, technical and economic topics, the issue of corrosion of metals and the protection of metal facilities. Investigating the topic of corrosion is not so simple and with all the research done, its factors are still not known ...

Number of pages: 79 Category: Medical Sciences

Dissertation for the degree of Doctor of Dentistry Abstract: Introduction: Oral and dental problems are one of the potentially life-threatening problems in patients undergoing chemotherapy with blood dyscrasias. This study was designed to investigate a new solution to improve health in these people. Implementation method: In this single-blind clinical trial, we randomly selected ...

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: 101 Category: Chemical - Petrochemical Engineering

(M.SC) Dissertation to receive a master's degree, specialization: organic, abstract of the thesis (including summary, objectives, implementation methods and obtained results): Computational chemistry using computer software is a powerful tool in the design of molecules with special properties. Computational chemistry is a general and general term that includes a wide range of ...

Number of pages: 86 Category: Chemical - Petrochemical Engineering

Dissertation for M.Sc Master's degree, specialization: process engineering, abstract of the proposed project, the feasibility of converting gas condensates into products with higher added value and consumable fuels such as gasoline. Considering the huge gas and oil reserves in Iran, this country is one of the major importers of gasoline. Therefore, it is very necessary to ...

Number of pages: 60 Category: Chemical - Petrochemical Engineering

Dissertation for Master's Degree in Chemistry (M.Sc.) Major: Analytical Chemistry Abstract In the present research, the measurement of the medicinal substance isoprenaline in water was carried out using a gas chromatography device with a flame ionization detector (FID). In order to extract this compound from aqueous samples, the technique of diffusion liquid-liquid ...

Number of pages: 171 Category: Industrial Engineering

Master's Thesis of Precision Instrumentation and Automation in the Oil Industry. Abstract: Corrosion rate prediction and wear rate constant in gas brain tube using neural network is a phenomenon that is very complex due to the influence of various factors and cannot be modeled easily. In order to predict and model corrosion, attention is paid to its physical, chemical and ...

Number of pages: 87 Category: Civil Engineering

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

Number of pages: 104 Category: Art - Graphics

Master's Thesis of Faculty of Art and Architecture, Department: Carpet (Painting), October 2013 Abstract: Today, in today's advanced and industrialized world, using new methods, it is trying to make Tul products

Number of pages: 221 Category: Management

Thesis of master's degree in tourism management, planning and development trend, spring 2013, abstract in today's world, program‌ Strategic planning is considered as an important building block for development and is necessary

Number of pages: 105 Category: Management

Master's Thesis in Public Administration - Financial Management, Abstract: In the past years, the trend of electric energy consumption has been increasing due to national growth and development, until the amount of fossil fuels consumed, natural gas and petroleum products, was equal to 385.5 barrels of crude oil in 2013. Of this amount, 306.1 barrels of crude oil have been ...

Number of pages: 173 Category: Geography - Urban Planning

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 ...

Number of pages: 101 Category: Geography - Urban Planning

Dissertation for Master's Degree in Remote Sensing and Geographical Information System - Water and Soil Resources Abstract One of the problems of advancing the management of pastures and forests in the northern regions of the country is fires that cause heavy environmental and financial damages. Fire risk management in connection with preventive measures can protect the natural ...

Number of pages: 89 Category: Educational Sciences

Dissertation to receive a master's degree in the field of educational technology (M.A.) Abstract The aim of the current research is to investigate the methods of graphic illustration on the website of smart schools. The statistical population of the research consists of all the websites of smart schools in Kermanshah province, and 1 website was randomly selected for the ...

Number of pages: 200 Category: Geography - Urban Planning

Chapter 1 1-1-Introduction Climate[1] is a complex system[2] that is changing mainly due to the increase of greenhouse gases. During the 20th century, especially in the last two decades, the climate of the earth lost its balance and showed a tendency to increase the temperature (Rahimiu et al., 2012). According to many experts, climate change is a natural phenomenon[3] that has ...

Number of pages: 123 Category: Electronic Engineering

Dissertation for master's degree in electrical engineering, power orientation. Abstract The limitation of fossil fuel resources and the possibility of running out of fossil energy reserves, global warming, environmental pollution, price instability, as well as the increasing need of industrial and urban centers for energy, have made the international community think of suitable ...

Number of pages: 104 Category: Computer Engineering

Master's Thesis of Computer Engineering - Computer Architecture Abstract With the advancement of electronic device manufacturing technology and the cost-effectiveness of large-scale sensor networks, wireless sensor networks provide research fields with rapid growth and great interest, which have attracted a lot of attention in recent years. Large-scale wireless sensor networks ...

Number of pages: 60 Category: Physical Education - Sports

Dissertation for Master's Degree in Physical Education (M.A.) Major: Exercise Physiology Abstract The purpose of this research is to investigate the effect of 6 weeks of high-intensity interval training on the serum levels of growth hormone and ghrelin in overweight men. For this purpose, 20 overweight men were randomly divided into two groups (experimental=10, control=10). ...

Number of pages: 66 Category: Electrical Engineering

Dissertation for master's degree in the field: Power Electrical Engineering Abstract Due to the extent and complexity of distribution networks, the probability of an accident occurring in them is very high, and the occurrence of an accident can affect many subscribers. Therefore, reliability is one of the key parameters determining the success rate of the system in providing ...

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: 106 Category: Electronic Engineering

Dissertation for M.Sc. Abstract A wireless sensor network is a network consisting of many small nodes. The node receives information about the environment through sensors. The energy consumption of the nodes is usually provided by batteries, which in most cases cannot be replaced. Therefore, the consumption power of nodes is an important issue in these networks. And it is very ...

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: 96 Category: Management

Dissertation for receiving a master's degree, field: business management, orientation: internal. Brand performance shows the success of a brand in the market, and it has been measured in many ways and from different perspectives. Available studies show that about 70% of the company's revenues can be attributed to the brand. Therefore, organizational performance and brand ...

Number of pages: 107 Category: Electronic Engineering

Master's thesis in electrical engineering, electronics major. Abstract: In this thesis, a method for identifying Persian vowels in monosyllabic words is presented. For this purpose, after separating the image frames and selecting the frames that were related to the pronunciation of the vowel in the monosyllabic word, as well as extracting the area around the lips, various ...

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: 169 Category: Civil Engineering

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, ...

Number of pages: 159 Category: Civil Engineering

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 ...

Number of pages: 75 Category: Computer Engineering

Dissertation for M.Sc Computer Engineering - Software Abstract: The rapid growth in demand for computing power has led computing to move towards a cloud computing model based on massive virtualized data centers. Cloud computing allows users to provide computing resources efficiently and dynamically to meet their needs. The use of these resources certainly requires payment by the ...

Number of pages: 93 Category: Literature - Persian Language

Dissertation for the Master's degree ""MA"" in Persian language and literature Abstract Culture and customs have always been with the people since long ago and have their roots in the history of the people of every country. Over time, social and psychological factors affect the way these customs are held. With a deep look at the past and the special culture and customs that the ...

Number of pages: 87 Category: Civil Engineering

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. ...

Number of pages: 123 Category: Literature - Persian Language

Dissertation for master's degree (M-A) in the field of Persian language and literature. Undoubtedly, Saadi Shirazi is one of the most important pillars of Persian literature. He is a comprehensive and peerless personality who has left valuable and lasting works in the two fields of poetry and prose, and has achieved good innovations and innovations in both fields. Saadi has put ...

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: 475 Category: Literature - Persian Language

Dissertation for master's degree abstract ""verb"" is a word that expresses doing something or taking place in one of the past, present or future tenses. The verb is the most important part of the proposition and the center of the sentence, which is associated with the identifier. The history of Beyhaqi is one of the most precious works of Persian prose, whose prose has both the ...

Number of pages: 113 Category: Chemical - Petrochemical Engineering

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 ...

Number of pages: 119 Category: Chemical - Petrochemical Engineering

Dissertation for Master's Degree (M.Sc) Major: Applied Chemistry Persian Summary The purpose of this research is to investigate common fatty acids in ostrich oil and determine the amount of retinol in snail secretion to make a cream with therapeutic properties. Since 3000 years ago, the healing properties of ostrich oil have been known to treat wounds, burns, joint pain and skin ...

Number of pages: 126 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical engineering (gas engineering trend) in recent years, many horizontal wells have been drilled around the world. The main reason is the ability to increase the level of the tank in contact with the well, which increases the utilization of the well. Well testing is used to identify the models of hydrocarbon reservoirs and to identify their ...

Number of pages: 95 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical engineering (simulation and process control) abstract design of the control system for the fluidized bed reactor for the production of linear light polyethylene of the LLDPE unit of Jam Petrochemical under the license of Basel and Spherilene technology with an annual production capacity of 300,000 tons of product is one of the largest ...

Number of pages: 115 Category: Chemical - Petrochemical Engineering

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 ...

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: 82 Category: Paramedical

Dissertation to receive a professional doctorate Abstract Introduction and purpose: One of the risk factors during pregnancy is the age of the mother. Nowadays, a large number of women get pregnant over the age of 35. Also, in women over 35 years of age, the possibility of pregnancy complications such as placental abruption, diabetes, macrosomia and high blood pressure and fetal ...

Number of pages: 115 Category: Paramedical

Dissertation for Ph.D. degree in Pharmacy, Persian Summary Orally-opening tablets are solid pharmaceutical forms that open in the oral cavity in less than 1 minute without leaving any residue. The purpose of this research is to prepare and evaluate fast-opening oral tablets of amlodipine mg5, which is a long-acting blocker of calcium channels used in the treatment of chronic ...

Number of pages: 56 Category: Chemical - Petrochemical Engineering

Doctoral Dissertation Proposal Abstract Gaseous pollutants, including volatile organic compounds and aromatic substances, are very harmful and dangerous for the environment and human health. There are many methods such as physical methods, chemical methods and biological methods to remove gaseous pollutants. In the meantime, biological methods are more widely used due to their ...

Number of pages: 79 Category: Biology - Environment

Master's Thesis in Chemical Engineering Abstract of Electrochemical Analysis of Formaldehyde Formaldehyde is one of the organic chemicals that is widely used as a raw material in many industries. Industrial effluents that contain high concentrations of formaldehyde must be treated before entering the environment due to its possible carcinogenic and mutagenic risks. The purpose ...

Number of pages: 129 Category: Chemical - Petrochemical Engineering

Dissertation for Master's Degree in Chemical Engineering, Biotechnology, Abstract: Microbial proteases are among the most important hydrolyzing enzymes, which account for 60% of the global market of industrial enzymes. In this research, synthesis of protease enzyme in solid state fermentation process using Bacillus bacteria. licheniformis was investigated. Various agricultural ...

Number of pages: 166 Category: Chemical - Petrochemical Engineering

Doctoral Dissertation in Chemical Engineering Abstract With the increase in population, the need for energy resources for mankind has also increased. Diesel, as an effective fuel, fulfills the need for transportation fuel in the world. Biodiesel, which is considered a renewable fuel and produces less harmful environmental effects, is produced from various sources, among which ...

Number of pages: 123 Category: Medical Sciences

Dissertation to receive the Ph.D. degree in Pharmacy Persian Summary A group of N-aryl phthalimide derivatives were evaluated for anti-inflammatory activity. Non-steroidal anti-inflammatory drugs are considered as analgesic and anti-inflammatory and their primary mechanism is cyclooxygenase enzyme inhibition. Cyclooxygenase is a key enzyme in the production of prostaglandin and ...

Number of pages: 107 Category: Chemical - Petrochemical Engineering

Master's Thesis in Chemical Engineering Abstract Simulation of dynamic surface tension phenomenon in solvent oil systems based on permeation process is one of the prominent processes in the field of increasing extraction from oil reservoirs, gas injection. Therefore, a correct understanding of the mechanisms and how these processes are carried out is a big step towards ...

Number of pages: 143 Category: Management

Master's Thesis in the field of industrial management - production trend Abstract Among the topics that have long been faced by the decision makers and policy makers of the electricity industry in many countries of the world, the thinking of restructuring this industry is in accordance with the process of increasing efficiency and competition in other industries. Iran's ...

Number of pages: 81 Category: Medical Sciences

Dissertation for receiving a professional doctorate degree in the field of medicine Persian abstract Title: Comparison of the prevalence of obsessive-compulsive disorder in children with and without functional constipation referred to the pediatric clinic of Amirkabir Hospital in 2013 Introduction: Constipation in childhood is a common problem that causes discomfort to the child ...

Number of pages: 28 Category: Biology - Environment

Dissertation for Master's Degree in Power Electricity Chapter 1 Overview of Wind Energy and Wind Turbine Preface Energy supply and demand in the world has become one of the most important issues of the day, so that the world will be seriously affected by it until the end of the 20th century and even after that. Fossil energies such as oil, gas and coal are facing a new big ...

Number of pages: 76 Category: Chemical - Petrochemical Engineering

Dissertation for M.A. degree. ""Trend of Biotechnology"" Abstract Today, due to the reduction of fossil fuel sources and the destructive effects of these types of fuels on the environment, researchers are thinking of replacing them. In recent years, biodiesel fuel is considered the most suitable alternative to diesel fuel due to its renewable nature and less pollution. The ...

Number of pages: 91 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical engineering without major. Abstract: Modeling, simulation and optimization of Jam Petrochemical Check Bed Reactor for hydrogenation of 1 and 3-butadiene. Therefore, a suitable kinetic model has been selected as a basic structure for modeling the reactor, and after that the presented model has been developed in order to match the molar ...

Number of pages: 107 Category: Chemical - Petrochemical Engineering

Thesis for receiving a master's degree in the field of chemical engineering in the field of biotechnology. The abstract of this research was conducted in order to optimize the operational parameters for the use of bioleaching technology in the extraction of copper from the slag produced by the reflective smelting furnaces of Sarchesmeh copper complex. Wide applications of ...

Number of pages: 94 Category: Health - Health

Master's Thesis in Food Safety and Health Abstract: Background: Essential oils and extracts obtained from medicinal plants with antimicrobial, anticancer and antioxidant compounds are of particular importance as new and natural medicinal compounds, both in the field of health and treatment of diseases and protection of raw and processed foods. Objective: To determine the ...

Number of pages: 52 Category: Biology - Environment

Dissertation for master's degree in the field: Power Electrical Engineering Abstract Due to the extent and complexity of distribution networks, the probability of an accident occurring in them is very high, and the occurrence of an accident can affect many subscribers. Therefore, reliability is one of the key parameters determining the success rate of the system in providing ...

Number of pages: 126 Category: Biology - Environment

Dissertation for Master's Degree in Chemical Engineering Abstract: Microbial fuel cell biotechnology is a new science, in which microorganisms, as cheap catalysts, convert the chemical energy contained in organic and inorganic compounds into electrical energy. Optimizing parameters affecting battery performance is one of the first laboratory steps towards the development of this ...

Number of pages: 179 Category: Chemical - Petrochemical Engineering

Dissertation for master's degree in chemistry and technology of essential oil Persian summary Yarrow genus in Iran has 19 species of perennial and often aromatic herbaceous plants, six of which are exclusive to Iran. Achillea filipendula with the Persian name of Zagros yarrow is one of the native species of this genus in Iran. Different parts of yarrow species are widely used in ...

Number of pages: 67 Category: Chemical - Petrochemical Engineering

Dissertation for Master's Degree in Organic Chemistry Abstract Today, lung cancer is considered one of the most common diseases worldwide and has the highest mortality rate among all types of cancer. Therefore, early diagnosis of this disease is of special importance. Considering that the common methods for detecting lung cancer are expensive and time-consuming, offering cheaper ...

Number of pages: 82 Category: Chemical - Petrochemical Engineering

Dissertation for obtaining a master's degree (M.Sc) in the field of organic chemistry. Dissertation abstract (including summary, objectives, implementation methods and results obtained): Investigating the effect of cationic polymer compounds in hair care products including shampoo and conditioner on the hair strand, especially its effect on the cuticle of the hair strand. The ...

Number of pages: 32 Category: Research Methodology

Dissertation: In order to receive a specialized doctorate degree in the field of general surgery, hydatid cyst disease is one of the common diseases of humans and animals, which is caused by Echinococcus granulosis. (1) This disease is more common in areas where there are more animals such as sheep and dogs, such as Iran, Turkey, Mediterranean countries and the Middle East, ...

Number of pages: 94 Category: Medical Sciences

Dissertation for receiving a professional doctorate degree in the field of medicine Persian Abstract Introduction: Considering the importance of swimming in physical and mental health and the aspect of water therapy for diseases, it is important to observe hygiene and standards in swimming pools. Swimming pools, as one of the recreational centers and in terms of direct ...

Number of pages: 89 Category: Food and Packaging Industries

Dissertation for receiving a master's degree in the field of agricultural engineering, science and food industry, food microbiology. Abstract The antimicrobial effect of elderberry kernel extract as a substitute for chemical preservatives in the market was investigated on the chemical, microbial and sensory characteristics of mayonnaise. The measurements showed that the ...

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: 106 Category: Electronic Engineering

Abstract A wireless sensor network is a network consisting of many small nodes. The node receives information about the environment through sensors. The energy consumption of the nodes is usually provided by batteries, which in most cases cannot be replaced. Therefore, the consumption power of nodes is an important issue in these networks. And it is very necessary to use ...