Download more than 100 examples of thesis, proposal and project topics about bio gas in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
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 ...
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. ...
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 ...
Master's Thesis on Natural Resources - Desertification Abstract Mangrove forests are located in the southern coastal areas of Iran, and due to their numerous functions and environmental values, it is necessary to protect, restore and develop them. Deciding the way to act in a certain way is consciously to achieve the goals, so as to choose a suitable option among various ...
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. ...
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 ...
Dissertation to receive a Ph.D. degree in Pharmacy Persian Summary Urinary tract infection (UTI) is the occurrence of infection due to the entry and growth of bacteria in any part of the urinary system, including the organs that collect and hold and excrete urine, namely the kidneys, ureters, bladder and urethra. UTI is usually caused by the entry of bacteria that can live in ...
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 ...
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 ...
Dissertation for obtaining the master's degree ""M.Sc."" (Chemical Engineering - Thermodynamics and Kinetics) Abstract: Keywords: Computational fluid dynamics, bubble, continuity and failure, floating bed reactors, multiphase systems, vertical vertical flows, PBM, DQMOM, recently liquid gas floating bed reactors have received attention due to their wide application in chemical, ...
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 ...
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 ...
A master's thesis in the field of chemical engineering, abstract of biodiesel production from microalgae by supercritical carbon dioxide extraction method. In this research, different stages of biodiesel production from Chlorella vulgaris microalgae, especially the stage of oil extraction from it, were experimentally studied. The method of microalgae cultivation was selected ...
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 ...
Master's thesis in the field of chemical nanoengineering Abstract: Fabrication of ceramic nanofiltration membrane for chloride ion separation (case study: gas condensate) In this research, chloride ion separation using alumina-titania double layer nanofiltration membrane has been investigated. For this purpose, first, the alumina-titania double-layer membrane is made based on ...
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 ...
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 ...
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. ...
Master's Thesis on Simulation and Process Design Abstract So far, many methods have been presented to remove phenol from wastewater, among them, the membrane bioreactor process has received attention in the last decade. The use of hollow fiber membrane contactor in this process is to avoid direct contact between two phases and increase the surface-to-volume ratio. In the current ...
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 ...
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 ...
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 ...
Dissertation for Master's Degree in Physical Chemistry Abstract In this research, to evaluate the intermolecular potential energy level (IPS) of the F2-F2 system, the second virial coefficient of fluorine gas was calculated. The IPSs were obtained using the QCISD(T) level of theory and the cc-pVTZ-aug basis set. Calculations were performed in the temperature range of 100 to 600 ...
Master's thesis in the field of genetics. Hypotheses: Considering that miR-21 is produced by gastric cancer tumor tissue more than healthy tissue, it is expected that its serum level is significantly higher in patients compared to control subjects, and this increase is related to the staging of gastric adenocarcinoma tumors in patients. Is miR-21 serum level a reliable marker ...
Master's Thesis, Energy Conversion, Abstract: In this project, we will numerically investigate a stable gas flow in a microchannel with a rectangular cross-section. The flow with a certain temperature enters the channel with a constant temperature wall. Momentum and energy equations are discretized and solved numerically. Discretization has been done by FVM method and ...
Dissertation for receiving a specialized doctorate degree in internal medicine, abstract of the effect of probiotic Femilact on the clinical symptoms of irritable bowel syndrome, background: irritable bowel syndrome It is a functional disease of the digestive system, the cause of which is not fully known. The microbial flora of the digestive system has been stated as one of its ...
Thesis for Master's Degree in Agricultural Engineering - Physiology and Breeding of Medicinal Plants Abstract: This research was carried out in order to extract, identify the constituent compounds and the antimicrobial properties of the essential oils of two varieties of Khuzestani Marza and Rashingari Marza. Extraction of essential oils was carried out by distillation with ...
Master's thesis in the field of mechanical engineering in the field of energy conversion. Abstract The increasing use of fossil resources, the increase of greenhouse gases and the strict standards of car pollutants are the main incentive to use biodiesels as an alternative fuel for diesel engines. Air pollution, global warming, limited and expensive fossil resources are among ...
Abstract Considering the sensitivity of the geographical location and the potentials in the Azad Qeshm Special Zone and the idea of ??improving the level of social interactions with other regions of the country and attracting domestic and foreign investors and improving the economic relations of the organization
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
Dissertation for receiving a master's degree (M.A) in the field of architecture – Architectural engineering trend spring 2014 Urban safety area, fire training centers are one of the most effective places in the three training departments
Master's Thesis of School Counseling Abstract: In line with the need to teach ""emotional management"" skills, the current research under the title, the effectiveness of anger management group counseling, based on cognitive restructuring, on increasing social intimacy and reducing deterministic thinking among male high school students in Shiraz city, was conducted. The study ...
Master's Thesis in Psychology (M.A) Major: Clinical Abstract The purpose of this research is to identify the prevalence of depression in patients with epilepsy. For this purpose, the researcher has estimated the level of depression in patients with epilepsy according to the gender, education level, age and economic status of the patients. The current research method of ...
Master's Thesis in Computer Engineering Abstract: In recent years, due to the growing number of requests and the joining of new customers to the world of computing, computer systems Computing should also change and be more powerful and flexible than before. In the meantime, cloud computing was presented as a model beyond a system that currently has the ability to respond to most ...
Dissertation for Master's Degree (M.Sc) Field: Natural Geography - Applied Climatology Abstract Due to its location in a special geographical location, topographic conditions and climatic systems affecting the region, the city of Kavus has a relatively cold climate. So that the air temperature in the coldest month of the year reaches 9.2 degrees Celsius and has the highest ...
Pasture and Watershed Department Thesis for Master's Degree in Desertification Abstract Menarid International Project is the first multi-land project that seeks to establish partnership and organizational cohesion at three levels of people, governmental organizations and non-governmental organizations for the purpose of sustainable land management with an emphasis on sustainable ...
To receive a master's degree in textile technology engineering. Abstract In the previous research, multi-sized nano-roughness was developed using nanoparticles with different sizes and different surface charges along with silicone resin coating to produce multi-purpose textiles with stable properties. In this research, the idea of ??using laser irradiation and finishing textiles ...
Dissertation for Master's Degree in 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 ...
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 ...
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 ...
Master's Thesis Field: MBA Abstract About two-thirds of the world's energy is consumed in cities. Along with the many solutions that have been provided to reduce the energy demand, some technologies and researches have also been aimed at optimizing the energy supply. The technology of simultaneous production of electricity and heat is among the technologies that have been ...
Dissertation for Master's Degree (M.A., Sports Physiology) Abstract The purpose of this study was to determine the effect of aerobic activity in hypoxic conditions on the concentration of interleukin-6 and 10 in serum in active young men. Seven active young men with an average age of 23.33±1.56 years, weight 67.16±3.14 kg, and height 176±1.76 cm participated in four sessions of ...
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 ...
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 ...
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 ...
Dissertation: In order to receive a master's degree in Persian language and literature, abstract in the upcoming thesis, love and its affiliates have been examined in the court of Saeb Tabrizi, a renowned poet of the Indian style. For this reason, first the verses in which the word love was directly present were extracted from the Divan of the poet. Then the concepts of love ...
Dissertation for receiving a master's degree in the field of physical education in the field of sports physiology. Abstract: Athletes have been continuously searching for solutions to improve their sports performance. One of the methods that can develop sports performance and prepare athletes physically and mentally for sports activities is the use of herbal supplements. The aim ...
Dissertation for Master's Degree in Sports Physiology Persian Abstract of Dissertation: Background and Purpose: The purpose of this research was to investigate the effect of a period of L-arginine supplementation on the responses of VEGF, endostatin and maximal oxygen consumption of trained wrestlers following a session of stimulating activity. Materials and methods: In this ...
Dissertation to receive the Ph.D. degree in Pharmacy. Persian summary. Quick-release oral tablets are solid pharmaceutical forms that have received special attention in the last three decades and are considered as an alternative to regular tablets and capsules. In contact with oral saliva, these tablets quickly disintegrate and turn into soluble fine granules in less than 1 ...
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 ...
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. ...
Dissertation for receiving M.Sc degree) Major: Inorganic Chemistry Dissertation Abstract: We used Density Functional Theory (DFT) method at DFT/6-31G level to investigate the geometric structure, relative energies and electronic properties of possible protropic tautomers in Nexium, Protonix and Lamivudine. The structure and relative energies of tautomers in different solvents ...
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 ...
Dissertation to receive a general doctorate degree Abstract Introduction and purpose: Since 1980, new groups of antibiotics called oxyimmunocephalosporins, which were resistant to the hydrolytic activity of beta-lactamases, were used to treat gram-negative bacterial infections. In the early 1990s, extended-spectrum beta-lactamases (ESBLs) produced by gram-negative bacteria ...
Dissertation for receiving Ph.D degree, specialization: exercise physiology, background and purpose: normal liver function is of particular importance for metabolism, and it may be affected by exercise. Although many studies have examined the effects of aerobic exercise on liver function, available evidence shows that resistance exercise has been less investigated. On the other ...
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 ...
Social work, master's thesis, abstract: Paying attention to students' health, especially their psychosocial health, has a special place. Entering the university is considered a very sensitive phase in the life of efficient and active young forces in any country and is often associated with many changes in their social and human relations. Along with this change, it should also ...
Dissertation of the doctoral course in the field of chemical engineering, biotechnology, abstract. Heavy oil transportation by pipeline is one of the most important and suitable methods of transportation, and the high viscosity of heavy oil compounds and their sedimentation in the transportation route is the most obvious problem of this type of transportation. Emulsifying heavy ...
Dissertation for Master's Degree in Health Sciences in Nutrition Abstract Background: Depression is one of the most common mental disorders. So far, few studies have examined the relationship between dietary patterns and depression in developing countries. Purpose: The purpose of this study was to investigate the prevalence of depression and its relationship with dietary ...
((Master's Thesis)) Abstract Introduction: Helicobacter pylori is one of the most important human stomach pathogens. BabA2 Hpa HsP genes are essential in binding to gastric epithelial cells and bacterial pathogenicity. The frequency of these genes is different in different geographical regions. The aim of this study was to evaluate the frequency of BabA2, Hsp Hpa genes in ...
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 ...
Dissertation for M.Sc. Degree: Food Industry Abstract: Pectinases are a group of hydrolytic enzymes that break down pectic substances. Exopolygalacturonase (exo-p) and endopolygalacturonase (endo-p) are two types of this group. In this study, two fungal species, namely Aspergillus niger and Vetrichodermarisi, which were able to produce pectinase, were isolated. The results of ...
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 ...
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 ...
Dissertation for Master's Degree in Advanced Chemical Engineering Abstract A new method based on point cloud extraction to extract uranium from water samples and its measurement using alpha spectrometry based on liquid scintillation has been investigated. Uranium extraction from water samples in the presence of a number of available surfactants and chelating reagents has been ...
Dissertation for receiving the master's degree ""M.Sc."" Chemical engineering trend, thermodynamic and synthetic engineering Abstract In this study, the modeling of dilute acid hydrolysis of walnut green skin as a sample of lignocellulosic material to produce fermentable sugar in the bioethanol process has been studied. The four parameters of temperature, time, acid ...
Master's Thesis in Animal Science, Livestock and Poultry Nutrition Abstract This experiment was designed and implemented with the aim of investigating the effects of garlic or fresh onion supplementation on performance, immune system and blood lipid profile in broilers. For this purpose, 308 out of 432 day-old male chicks were divided into nine groups with four replicates and 12 ...
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 ...
Master's thesis in the field of electrical-electronic engineering Abstract of the construction of a humidity sensor using carbon nanotubes Today, humidity sensors have many applications in various fields, including environmental control processes, household applications, automotive industry, medicine, agriculture and chemical industries. Until now, various structures have been ...
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, ...
Abstract Helicobacter pylori is a gram-negative, spiral-shaped, microaerophilic bacterium that lives in the human stomach. This bacterium is often seen in patients who suffer from chronic gastritis or stomach ulcers. Helicobacter pylori infection is asymptomatic in more than 80% of people. It seems that this bacterium plays a role in maintaining the natural ecology of the ...
Dissertation for receiving a master's degree (M.Sc.) in the field of food science and engineering, majoring in food microbiology. Abstract One of the effective ways to improve the quality of bread and baked goods is to optimize the fermentation conditions of the product. In addition to increasing the nutritional value of bread, proper fermentation improves the rheological ...
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 ...
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 ...
Dissertation: To obtain a master's degree in nursing (internal-surgical education) Abstract title: The effect of music and aromatherapy on anxiety and pain in cholecystectomy patients: a single-blind clinical trial Introduction: Today, controlling or reducing pain and anxiety after surgery is one of the most important components of post-surgery care. Due to the side effects of ...
Dissertation for Master's Degree in Agricultural Engineering, Food Science and Technology, Food Technology, Abstract The purpose of this study was to investigate the antimicrobial effect of cactus seed extract as an alternative to chemical preservatives on the chemical, microbial and sensory characteristics of French salad dressing. The tested treatments are French sauce ...
Dissertation for receiving a master's degree in the field of food industry engineering, specialization in food chemistry. The fruit of this plant is traditionally consumed in different regions of Iran. This fruit has very useful medicinal and edible properties. About 30% of the weight of the fruit is made up of its kernels. On average, the kernel of this fruit contains about ...
Dissertation for Master's degree (M.Sc.) specialization: research on thyme essential oil compounds in different phenology stages in Qargh region (case study: Bakhtegan Wildlife Sanctuary 2) Abstract Medicinal plants produce a large and diverse group of organic compounds called secondary metabolites, which are consumed by humans as medicinal compounds. The value of the global ...
) Master's Thesis in Microbiology Abstract: Considering the expansion of the use of leeches for therapeutic purposes and since the Food and Drug Administration approved that the use of leeches after surgery can lead to bacterial infection. FDA In this study, independent culture and dependent culture will be used to know the specific signs of gastrointestinal tract microbes in ...