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Number of pages: 74 Category: Agricultural Engineering

Dissertation for Master's Degree in Agricultural Engineering (M.Sc) Major: Agriculture Abstract In order to investigate the effect of different sources of nitrogen and organic fertilizers on the yield and yield components of Single Cross 704 corn in the experimental area of ??Dehleran in the summer of 2012, it was studied as a split-plot experiment in the form of a randomized ...

Number of pages: 104 Category: Agricultural Engineering

Abstract of this research in order to investigate the effect of different treatments of organic and chemical fertilizers on the quantitative and qualitative characteristics of the summer savory medicinal plant and the amount of its essential oil in the form of a factorial experiment and in the form of a completely randomized block design with four replications and 7 treatments ...

Number of pages: 91 Category: Agricultural Engineering

Dissertation to receive Master's degree (M.sc) in Horticultural Science Engineering, Physiology and Cultivation of Medicinal, Spices and Aromatic Plants. Its active medicinal compounds mainly include phenolic acids and alkamides. Different parts of the plant, including its roots and aerial parts, have many healing properties. The present research is to investigate the effect of ...

Number of pages: 65 Category: Agricultural Engineering

Thesis for obtaining a master's degree, field: agricultural engineering, major: agricultural management. Abstract The purpose of this research is to investigate the factors influencing the willingness of urban households in Gilan to pay for organic rice. The current research is applied and descriptive, correlational and field method using a questionnaire. The statistical ...

Number of pages: 143 Category: Agricultural Engineering

Dissertation for obtaining a master's degree in agriculture (M.Sc) Major: Agriculture Abstract: This split factorial experiment was carried out in the form of random complete blocks in 3 replications in Karaj city (agricultural engineering town) at the end of March 2012 in Karaj. This experiment includes 3 factors, irrigation in 2 levels (rainy conditions and supplementary ...

Number of pages: 104 Category: Agricultural Engineering

The thesis for receiving the master degree ""M.sc"" in the field of agricultural engineering, agriculture, abstract, with the aim of investigating the effect of organic matter on the growth and yield of potato cultivars, with the aim of producing a pure experimental product in a factorial format, in the form of a randomized complete block design with 3 replications, was carried ...

Number of pages: 65 Category: Biology - Environment

Master's Thesis of Civil-Environmental Engineering Abstract Garbage is one of the environmental pollutants that cause many problems such as the spread of pollution in water, air and soil and transmission to humans and animals directly or indirectly. Today, with the ever-increasing expansion of urban and industrial societies, we are witnessing the widening of the amount of these ...

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: 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: 103 Category: Biology - Environment

Dissertation for Master's Degree (M.SC) Major: Chemistry and Essential Oil Technology Farsi Summary Introduction: Soil contamination with heavy metals is an important issue that these toxic elements can be transferred in the terrestrial ecosystem and have a potential risk to the quality of food and health, the environment. Soil pollution with heavy toxic metals has increased ...

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: 63 Category: Biology - Environment

Thesis for receiving a master's degree in the field of chemical engineering, environmental orientation. Abstract: Ethylenediaminetetraacetic acid, due to its ability to solubilize and deactivate metal ions by forming a complex in the aqueous environment, has many applications, especially as a chelating agent for iron fertilizer. The synthesis of this substance is done in ...

Number of pages: 129 Category: Chemical - Petrochemical Engineering

Petroleum Engineering Master's Thesis Abstract Phosphoric acid is the second most consumed mineral acid in the world and is used as a raw material in the production of detergents, food and pharmaceutical products. In this sense, the purification of phosphoric acid is one of the essential needs of consuming industries. 95% of acid consumed in industries that need pure phosphoric ...

Number of pages: 70 Category: Agricultural Engineering

Thesis for obtaining a master's degree in the field: management, specialization: agriculture. Abstract This research was conducted in order to determine and identify the economic and social effects of watershed management operations in Lesbo area in Rodsar city, as well as to examine the views and opinions of villagers regarding the effectiveness of watershed management ...

Number of pages: 44 Category: Agricultural Engineering

Dissertation for Master's Degree (M.Sc.) in Horticulture, Physiology and Fruit Tree Breeding. Abstract The use of nano-fertilizers leads to increasing the consumption efficiency of nutrients, reducing soil toxicity, minimizing the negative effects of excessive fertilizer consumption, and reducing the frequency of fertilizer application. The use of Ascophyllum nodosum algae also ...

Number of pages: 64 Category: Food and Packaging Industries

Dissertation for M. Sc. Abstract Nitrates, nitrites and ascorbic acid are present in a wide range of foods. Vegetables are an important source of nitrate, nitrite and ascorbic acid absorption in the diet. The purpose of this research is to investigate the effect of freezing and cooking process on the amount of nitrate, nitrite and ascorbic acid of commonly consumed vegetables. ...

Number of pages: 149 Category: Industrial Engineering

The thesis of the Master's course in manufacturing and production, the abstract of this research, with an emphasis on the Traceable Resource Unit (TRU), information management and information exchange technology from livestock farming to the consumer's table, examines the concept of electronic traceability of food throughout the supply chain. To fulfill this responsibility, UML ...

Number of pages: 115 Category: Agricultural Engineering

Abstract: After wheat, rice is one of the most important grains consumed by the people of the world, which is widely present in people's diet. Half of the world's population depends on rice as a staple food. There are many items of rice in the world and now rice is one of the strategic products of the country. Contamination of rice with heavy metals may be a serious threat to ...

Number of pages: 105 Category: Agricultural Engineering

Dissertation for Master's Degree (M.Sc.) Abstract This experiment was conducted to investigate the potential of using silkworm waste compost as an organic fertilizer in order to reduce or at least adjust the amount of chemical fertilizers used and also to determine the best compost mixture for the ornamental plant Syngonium podophyllum. The treatments were: silkworm waste ...

Number of pages: 61 Category: Food and Packaging Industries

Food Science Engineering Thesis for receiving the master's degree ""M. Sc"" Abstract Nitrate, nitrite and ascorbic acid are present in a wide range of foods. Vegetables are an important source of nitrate, nitrite and ascorbic acid absorption in the diet. The purpose of this research is to investigate the effect of frying and boiling process on the amount of nitrate, nitrite and ...

Number of pages: 63 Category: Food and Packaging Industries

Abstract In the present study, the effect of conditions (boiling) and storage time (9 days) on the content of ascorbic acid, nitrate and nitrite of 5 vegetable samples (broccoli, red cabbage, white cabbage, chives and mushrooms) were evaluated and the results were analyzed by spss 16.0 software. The results obtained from the statistical analysis showed that among the samples, ...

Number of pages: 48 Category: Agricultural Engineering

Physiology and improvement of fruit trees. Thesis for obtaining a master's degree. Field: Agriculture, Horticulture. Attributes such as fruit fresh weight, weight

Number of pages: 56 Category: Food and Packaging Industries

Abstract This research was conducted in order to investigate the absorption characteristics of cobalt, cadmium and nickel metals using lemon peel. The effect of different parameters such as solution pH, amount of adsorbent, contact time and temperature on the absorption process was investigated and the optimal operating conditions for the absorption of each element on the ...

Number of pages: 72 Category: Food and Packaging Industries

Dissertation for M.Sc. Degree: Food Industry 1.1 Introduction Along with the increase in population, the demand for food has also increased and this has caused the excessive use of chemical and organic fertilizers to increase crop production (Ardkani et al., 2005). Vegetables are rich in vitamins, minerals and antioxidant compounds, whose anti-cancer properties have been proven ...

Number of pages: 75 Category: Agricultural Engineering

Dissertation to receive a master's degree (M.Sc) field: plant production (horticultural product production trend) Thesis title: The effect of substrate types and planting date on the growth, yield and yield components of basil plant seeds (Ocimum basilicum.L) in order to study the effect of substrate types and planting date on basil seed yield during the years 1992-1991 in a ...

Number of pages: 71 Category: Food and Packaging Industries

Dissertation for M.Sc degree, major: food science and technology. Abstract To conduct this research, samples of spinach (Damghan), tomato (Dezful), lettuce (Varamin), celery (Tehran), zucchini (Gorgan), eggplant (Qasrshirin) were purchased from Damghan market in June 2013. Nitrate, nitrite and ascorbic acid concentrations were measured in the edible parts of each sample. The ...

Number of pages: 80 Category: Agricultural Engineering

Dissertation for Master's Degree (M.S) Field: Agriculture Major: Horticulture Abstract Sterilzia regina ornamental plant is a permanent and valuable plant. It is very important to pay attention to the substrate and its cultivation environment. Among the most important factors that should be considered in the cultivation of plants, especially permanent plants, is nutrition and ...

Number of pages: 60 Category: Chemical - Petrochemical Engineering

Master's Thesis / Inorganic Chemistry Abstract Considering the application of nonlinear optical properties (NLO) in technologies such as lasers, remote communication, photovoltaic cells, information processing and holography and the mineral diversity of these materials, we started a research in this field and focused on borazine-containing dyes. Our main goal in this research is ...

Number of pages: 124 Category: Chemical - Petrochemical Engineering

Dissertation for Master's Degree in Chemical Engineering Abstract Critical characteristics for materials such as critical temperature, critical volume and critical pressure are important characteristics for predicting many thermodynamic properties of different materials. Knowing the critical properties plays an essential role in all hydrocarbon production and process operations. ...

Number of pages: 85 Category: Biology - Environment

Master's Thesis of Chemical Engineering-Biotechnology Abstract The deteriorating energy sources of fossil fuels will make the developing human society suffer from fuel shortage in the not too distant future. As a result, the concerns of the continuous and increasing release of carbon dioxide into the atmosphere, as well as the extent of pollution caused by fossil fuels that have ...

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: 82 Category: Agricultural Engineering

Dissertation for receiving the master's degree ""M.Sc. » Orientation: Agriculture Abstract This study was conducted in order to compare the effect of biological and chemical fertilizers on the yield and morphological traits of the spruce plant in the form of a randomized complete block design in 9 treatments and 4 replications in a plot of land with an area of ??800 square ...

Number of pages: 109 Category: Animal Husbandry - Poultry Farming

Master's Thesis in Agriculture Majoring in Agriculture (M.Sc) Abstract In order to investigate the effect of biofertilizers on the quantitative and qualitative characteristics of garden thyme, an experiment was carried out in a greenhouse in an area of ??Semnan in the cropping year of 2010-2011. This experiment was carried out using a 3x3 factorial based on a randomized complete ...

Number of pages: 159 Category: Architectural Engineering

Thesis for receiving a master's degree in the field of architecture 06/93 abstract Today, as a result of the application of massification and downsizing policy in large urban societies, traditional housing has lost its meaning and concept

Number of pages: 124 Category: Agricultural Engineering

Abstract Today, rice is the main food of more than half of the world's population and rice is cultivated in five continents and more than forty countries. Rice is one of the main meals of the people of Iran, until 1340, Iran exported more or less rice annually, and since then, as a result of the improvement of the economic situation of the people and the rapid increase of the ...

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: 101 Category: Geography - Urban Planning

Abstract: The increasing physical or physical expansion of settlements, both urban and rural, which has gained increasing momentum in underdeveloped and developing countries today, is inevitable. It is sometimes observed organically over time, especially in the case of rural settlements. One of its consequences will be the change of land use, especially productive uses in the ...

Number of pages: 147 Category: Facilities - Mechanics

Academic thesis for obtaining a master's degree in architectural engineering in March 2012 1-­ The first chapter (research plan) stating the problem of the relationship between man and nature is an attractive and interesting topic in M

Number of pages: 134 Category: Architectural Engineering

Dissertation for Master's Degree in Architecture Orientation: Winter Architecture 2013 Foreword: Bushehr's historical context is one of the most valuable historical contexts in the country, which is unique in its kind.

Number of pages: 187 Category: Social Sciences - Sociology

Master's Thesis in Advertising and Cultural Communication Abstract Investigating the manner in which competing media pay to the news of the day - on July 18, when the political history of the opposition events in Iran took place, and on October 9, when the Palestine Conference was held with the participation of Islamic countries as the cause of the Islamic Revolution and the ...

Number of pages: 196 Category: Management

Dissertation for receiving Master's degree (M.A) in the field of business management, financial orientation. Abstract: The current research seeks to examine the pathology of the internal and external factors of the urban service outsourcing system using the SWOT model. This research is applied in terms of purpose and descriptive-survey in terms of research method. The ...

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: 97 Category: Geography - Urban Planning

Dissertation for M.Sc degree in natural geography-geomorphology in environmental planning. Abstract The city expands in the geographical environment not based on capacity and facilities but on the basis of urgency and necessity. This issue is very noticeable in today's cities. It is noteworthy that the city must be in harmony with its natural location and it is essential that ...

Number of pages: 58 Category: Geography - Urban Planning

Dissertation for M.A. Orientation: Natural Geography (Geomorphology-Hydrology) Abstract The increasing population growth followed by the development of industrial activities on the one hand and non-compliance with environmental requirements on the other hand, has caused huge amounts of pollutants to enter the environment in the last few decades. Accumulation of some dangerous ...

Number of pages: 58 Category: Geography - Urban Planning

Dissertation for M.A. Orientation: Natural Geography (Geomorphology-Hydrology) Abstract The increasing population growth followed by the development of industrial activities on the one hand and non-compliance with environmental requirements on the other hand, has caused huge amounts of pollutants to enter the environment in the last few decades. Accumulation of some dangerous ...

Number of pages: 179 Category: Geography - Urban Planning

Dissertation for obtaining a master's degree, field: human geography, orientation: urban planning, abstract: urban decay is one of the serious problems and unavoidable phenomena that urban management in all countries of the world is facing. What is important is that urban wear and tear is not specific to a specific country or a specific city, but all cities and villages in the ...

Number of pages: 217 Category: Geography - Urban Planning

Master's Thesis With the establishment and formation of fixed settlements in the form of ten villages, these settlements needed a place to exchange their products with each other. This place was named because of its nature (service-commercial) and related to the surrounding areas of the city. For this commercial center, the existence of an agricultural area and surrounding ...

Number of pages: 92 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical engineering Kidney stones are one of the most common diseases in the world, most of its crystals consist of calcium oxalate crystals. Therefore, it has been a long time that the investigation of effective substances in controlling this disease through the control of calcium oxalate crystals has been considered. The purpose of this ...

Number of pages: 100 Category: Electronic Engineering

Abstract The main task of the synchronous generator excitation system is to provide the necessary voltage for the generator excitation winding. The excitation voltage is a dc voltage and it is used to create a flux in the excitation winding of the generator and consequently to produce a magnetic field to produce electrical energy by a synchronous generator. In the provided ...

Number of pages: 137 Category: Management

Abstract The budgeting system as one of the administrative and economic sub-systems has always been of interest to governments and organizations. Today, for many reasons, governments need comprehensiveness and systemic thinking, and as a result, the integration of management and economic systems and transformation in the public sector, and in order to increase productivity and ...

Number of pages: 157 Category: Management

Dissertation for receiving a master's degree in the field: executive management, direction: strategic. Abstract: The purpose of this research is to investigate the possibility of using a balanced scorecard to implement its strategies in Saipa Automobile Company. Balanced scorecard is one of the performance evaluation techniques of organizations that evaluates the organization ...

Number of pages: 87 Category: Architectural Engineering

Dissertation for the degree of Master of Islamic Architecture Engineering Abstract: In the design of many existing buildings of our time, instead of considering the psychological and cultural needs of users, paying attention to organ functions and the latest examples built in advanced countries without regard to the culture of that region has been prioritized. This weakness is ...

Number of pages: 113 Category: Biology - Environment

Dissertation for Master's Degree in Civil Engineering Majoring in Environmental Engineering Abstract In this research, the effect of biological reactions on the removal of organic substances in wastewater during transfer from production sources to the treatment plant in conventional networks and new small diameter networks was investigated. For this purpose, a part of these ...

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: 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: 115 Category: Civil Engineering

Master's thesis in the field of civil engineering (hydraulic structures) abstract of sediment transfer and sedimentation, the consequences such as the creation of sediment islands in the river path and as a result the reduction of flood flow transfer capacity, corrosion of river structures and It includes other problems. Also, suspended sediments affect the quality of water for ...

Number of pages: 145 Category: Textile Industries

In order to receive a master's degree in textile technology, it is essential to know the physical and mechanical properties of carpets to produce a quality product and maintain the proper appearance. In this research, an attempt has been made to provide a model to determine the relationship between the different parameters of these characteristics, therefore, to measure these ...

Number of pages: 111 Category: Biology - Environment

Dissertation to receive the master's degree ""M.Sc. Orientation: ""Biochemical Engineering"" Abstract: The presence of sulfur compounds in gasoline creates a serious problem in air pollution, environment, corrosion of equipment and destruction of human health. The new environmental standards also impose strict limits on the amount of sulfur and aromatic compounds in gasoline. ...

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: 124 Category: Chemical - Petrochemical Engineering

Thesis for obtaining a master's degree in the field: Chemistry, with a focus on preface. Computational chemistry is a new approach to known and familiar physical and chemical phenomena that can lead to a better understanding of the world around us. Today, with the increasing progress of computers, we are able to study various phenomena in very complex matrices such as biological ...

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

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: 173 Category: Biology - Environment

Doctoral Dissertation in the field of Civil Engineering - Water and Environment Abstract Network methods are among the most widely used groundwater modeling tools that have been widely spread and accepted in the last two decades. On the other hand, the advancement of computing power of computers and the ease of access to them have led to the rapid development of numerical ...

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: 91 Category: Chemical - Petrochemical Engineering

Dissertation for Master's degree in chemical engineering, thermokinetic orientation, abstract removal of hazardous organic pollutants from groundwater and wastewater is one of the most important topics in environmental research. Phenols and phenolic compounds have been identified as hazardous pollutants. Several technologies and processes have been developed for industrial ...

Number of pages: 103 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical engineering, abstract of simulation and optimization of biological reactor producing butanol, semi-continuous fermentation is an efficient and beneficial method to produce valuable metabolic products such as biofuels. Mathematical modeling of semi-continuous bioreactors is a very difficult and complex issue due to the transitory and ...

Number of pages: 103 Category: Chemical - Petrochemical Engineering

Master's thesis in the field of chemical engineering, abstract of the design of the Driso ring base and the use of hydrocarbon solvent in the dehumidification process in Farashband refinery, water vapor is one of the most important impurities in the flow of natural gas. Usually, the water vapor itself is not a problem, but instead the liquid or solid phase that forms when the ...

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: 85 Category: Chemical - Petrochemical Engineering

Dissertation for Master's Degree in Analytical Chemistry Abstract: Today, modern catalysts are used in the petrochemical industry for various reactions. Zeolites in the more advanced form of ""nano zeolite"" are very important in this regard due to their high surface area. The aim of this research is to provide a ""spectroscopy-chemimetry"" method and to provide an optimal ...

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: 103 Category: Chemical - Petrochemical Engineering

Chemistry - trend of organic chemistry Abstract Coumarin or (2-H-chromen-2-one) and their derivatives are compounds that are naturally present in many plants, including tonka beans. And they are an important class of the family of benzopyrone compounds. Coumarin and its derivatives are considered essential elements in many bioactive compounds such as anticoagulant, anti-HIV, ...

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: 137 Category: Chemical - Petrochemical Engineering

Master's thesis in the field: Chemical Engineering Abstract In this research, a comprehensive two-dimensional model based on the Finite Element Method (FEM) is proposed for modeling gas-solvent membrane contactors to remove carbon dioxide[1] from synthesis gas. Aqueous solution of monoethanolamine has been used as absorbent solvent stream and CO2/N2 gas mixture as gas stream. ...

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: 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: 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: 106 Category: Paramedical

Dissertation for Ph.D. Ph.D. Persian Summary Aripiprazole is an atypical antipsychotic drug that shows its therapeutic effect with a combination of antagonistic activity of 5-HT2A receptor and partial agonistic activity of 5-HT1A and D2 dopamine receptors. This drug is used in the treatment of schizophrenia, type I bipolar disorders and as an adjunctive treatment in major ...

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: 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: 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 ...