Download more than 100 examples of thesis, proposal and project topics about purification of formaldehyde in editable WORD file format at undergraduate, graduate and doctoral levels for use and reference in research, articles, theses, student and academic projects.
Dissertation for Master's degree (M.Sc) in the field of fisheries - breeding and breeding of aquatic animals Abstract This research was conducted to examine the growth pattern, the process of body shape changes during the early stages and analyze the correlation pattern of body structures during the early stages of development and to investigate the functional role and ...
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
In order to obtain a master's degree in chemical engineering, abstract freezing of fans in operational units, including the hydrogen unit of Imam Khomeini Shazand Refinery in the cold seasons of the year is one of the important problems in this refinery. In order to provide a suitable solution to this problem, we must have a suitable estimate of the fan outlet temperature. The ...
Dissertation for Master's Degree ""M.Sc"" Chemical Engineering - Environmental Abstract Water produced with oil, which contains a mixture of organic and inorganic compounds, is considered as the biggest waste in upstream oil industries. With the increase in extraction from oil and gas reservoirs, the volume of this water is increasing day by day, and its inappropriate discharge ...
Dissertation for Master's Degree in Chemistry, Chemistry, Abstract: Epoxy resins, which are thermosetting polymers, have properties such as high thermal stability, good adhesion, high chemical resistance, easy molding, and moisture resistance. These resins are used as adhesives, coatings, paints and polymer tools. The most common epoxy resin is prepared from the reaction of ...
Thesis for obtaining a master's degree in the field of natural geography, geomorphology in environmental planning. Abstract: Studies on the effects of urban development on Zarjoub and Goharroud rivers in Rasht city have been carried out with the aim of improving the environmental quality of changing the conditions of the rivers from their pollution and flooding to favorable and ...
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 ...
Master's Thesis in Social Communication Sciences Abstract: In this dissertation, an attempt is made to examine the historical, social and cultural contexts of war and its relationship with cinema, as well as how those ""contexts"" are reflected in cinema, in the three decades after the revolution. In fact, the author has distinguished three main periods in the representation of ...
Dissertation for Master's degree (M.A) Chapter 1 Abstract: This research, with the primary purpose of using light and water elements in the design of urban elements, has investigated these elements in the historical period of Iran, and also the design of furniture and urban elements has been examined from the perspective of identity and culture, and an attempt has been made to ...
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 ...
Academic Thesis for Master's Degree (M.A) in Natural Geography, Climatology in Environmental Planning Abstract Nowadays, due to the fact that landfilling waste without respecting environmental issues poses many threats to the environment and climate, it is necessary to choose the right place and sanitary landfill of waste. In this research, an attempt has been made to ...
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 ...
Dissertation to receive the master's degree in Persian language and literature ""M.A."" Abstract With the efforts we made in collecting this research, we have achieved a series of results. Here we write a summary of the views of the four mentioned poets. In most of his poems, Sohrab Sepehri has shown a picture of his life and presented himself as a perfect Shia human being, and ...
The thesis for the master's degree ""M.A"", the preface of this research entitled ""Analysis and investigation of the silenced verse in Rumi's Diwan"" has been compiled and compiled in five chapters. The first chapter includes introductory sections that are common to all theses apart from the topic. The second chapter includes the political and social situation of Iran in the ...
Master's Thesis of Water Engineering - Water Resources Management Abstract The advance of salt water in fresh water aquifers is not limited to the islands and coasts of oceans, seas and salt lakes, but it is possible for salt water aquifers to advance through deserts, swamps and salt water pits in the adjacent fresh water aquifers, making it salty and unusable in critical ...
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 ...
Electrical-Electronics Engineering Master's Thesis Abstract In this thesis, we have used graphene nano-ribbons as an active layer of a solar cell for the first time. To simulate this cell, the non-equilibrium Green's function method was used in the mode space, and the effect of electron-photon interactions was calculated by means of Born's self-consistent approximation. To ...
Dissertation for the degree of Master of Persian Language and Literature ""M.A."" Abstract Shah Nematullah Wali, who is known as Shah Wali among poets and people of literature, is one of the great mystics and poets of the 8th and early 9th centuries of Hijri. He is the pole of Nematullahi dynasty and is known for many works, especially prose works. His poems are mostly written ...
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 ...
M.Sc. Dissertation for Master Degree in Chemical Engineering - Process Engineering Abstract Mercaptans are removed from hydrocarbon streams by various methods. The use of caustic soda solution and mucoli sieve beds are among the most widely used methods. In the oil and gas industries of our country, washing with relatively dilute caustic solution is often used to remove light ...
Master's Thesis in Chemical Engineering (Gas Orientation) Abstract Laboratory Investigation of Gas Dehumidification Using Triethylene Glycol Solution in Hollow Fiber Membrane Contactors In this study, two hollow fiber membrane contactors with different types of Polyvinylidene Fluoride (PVDF) and Polypropylene (PP) fibers have been used for gas dehumidification by Triethylene ...
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 ...
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, ...
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 ...
Medical Biotechnology Master's Thesis Background Abstract: Fibroblast growth factors (FGF) and their receptors (FGFR) play an essential role in the cell. Dysregulation of FGF/FGFR signaling pathways is associated with many abnormalities and cancer development. From this group, type 2 fibroblast growth factor receptor plays an essential role in cell signaling and regulation of ...
Master's Thesis in the field of Nano Chemical Engineering Abstract Removal of phenol from industrial effluents using nanotechnology In this research, the photocatalytic removal of phenol as a model of organic pollutant in a fluidized bed reactor under ultraviolet and visible radiations has been studied. The effects of important parameters such as pH, catalyst concentration, ...
Master's thesis in the field of chemical engineering. Abstract of the laboratory study of cadmium removal from drinking water. Today, the pollution of natural waters with heavy metals has caused concern in many countries of the world due to the destructive effects it has on living organisms. Cadmium enters drinking water through sewage and erosion of mineral rocks and effluents ...
Master's degree thesis in the field of chemical engineering, thermokinetic and catalyst orientation. Abstract The purpose of this research is to estimate the electrical conductivity of natural waters based on modern mathematical methods. To achieve this, the waters of the Karaj and Jajrud rivers are considered as special cases. For this purpose, 20 sampling stations were ...
Dissertation Chemistry for Master's Degree Abstract Acrylic-based pressure-sensitive adhesives are more expensive than rubber-based adhesives, but they have a longer life and resistance to high temperatures, chemicals, UV rays, solvents, light, softeners, and the environment. Modification of acrylic pressure-sensitive adhesives is useful for improving adhesion properties. In ...
Master's thesis in the field of polymerization engineering, abstract was determined by using experimental design methods to determine the optimal feed recipe for the preparation of nitrile rubber. Initially, to determine the factors affecting the rate of polymerization, screening tests were designed according to the Plate-Boorman method, which examines a large number of factors ...
Master's Thesis of Chemical Engineering-Biotechnology Abstract Lipase is a carboxylic ester hydrolase enzyme that acts on triacylglycerol to release fatty acids, glycerides and glycerol. The discovery of the ability of lipase to catalyze the esterification reaction started a broad chapter in the field of this enzyme's functions. In this study, with the knowledge of the ability ...
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 ...
Master's thesis in the field of chemical engineering, abstract of the effect of additives on crystal morphology in the crystallization process of calcium oxalate. Kidney stones are one of the most common diseases in the world, and most of its crystals are composed of calcium oxalate crystals. Therefore, it has been a long time that the investigation of effective substances in ...
Dissertation for Master's Degree (M.Sc.) Field: Chemistry Major: Organic Abstract 1,3-Indandione and its derivatives are of great interest due to their importance in organic chemistry. Many products, which are a sub-branch of 3,1-indandione, show useful and diverse biological activities such as antibacterial properties, blood anticoagulant, mouse death, painkiller, pesticide and ...
Master's Thesis of Polymer Science and Technology Engineering Abstract Urethane-acrylate resins are of interest due to their low viscosity and flame retardant properties and relatively easy curing. On the other hand, natural fibers with renewable resources, low price, low density and high special properties have a special ability to be used in composites. However, their ...
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 ...
Dissertation: To obtain the degree of professional doctor of veterinary medicine (D.V.M.) Farsi abstract title: Evaluation of the total dissolved solids (TDS) factor in the drinking water of poultry farms in Piranshahr city. Water is considered one of the most important chemical substances in terms of biology and exists in solid, liquid, and vapor forms in nature. Water is one ...
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 Phenolic resins have excellent dimensional, thermal, chemical and corrosion resistance. Also, the fugitives produced during the thermal degradation of this resin have low toxicity and, in addition, they have high charring. Phenolic resins, due to having desirable properties, are used in many fields such as internal parts ...
Dissertation for Master's degree (M.Sc.) Title abstract: One-step synthesis of new thiazole and bisthiazole derivatives with various connections. In this research, the synthesis of new thiazole derivatives and bisthiazoles with different connections was investigated by click chemistry and green chemistry methods. First, the synthesis of bisacetophenones (b3-a3) through
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 ...
The thesis for obtaining a master's degree in the field of organic chemistry, abstract protection and deprotection of functional groups is one of the inevitable steps in the synthesis of multi-functional compounds. Selective protection of carbonyl groups is very important in modern organic chemistry. 1-Diacetates are one of the basic protective groups of the carbonyl functional ...
The thesis for obtaining a master's degree in the field of mechanics, investigating and analyzing the free and forced vibrations of a multi-walled carbon nanotube placed in an elastic medium in order to achieve a clear mathematical understanding of the behavior of different walls of the nanotube under the influence of van der Waals forces and the elastic medium is one of the ...
Dissertation for Master's Degree in Electrical-Electronic Engineering (M.Sc) Abstract Sulfur recovery process by Klaus method is one of the most common methods of separating elemental sulfur from acid gas resulting from the sweetening process in gas and oil refineries. But due to the complexity of this process and the multivariable nature of the reaction furnace and the lack of ...
Master's thesis in the field of electrical power Abstract: Pulsed power is the accumulation of energy after a relatively long period of time and the release of energy very quickly. This process is to increase the instantaneous power of the system. The characteristic of this pulse includes the voltage level and rise time based on the load requirements. Improvement of efficiency ...
Dissertation for Master's Degree in Environment Abstract Air is considered the most vital element of the environment and its pollution endangers human health. Air pollution is one of the most important environmental issues, which itself can be the cause of many other environmental risks. There are many factors that cause air pollution, and one of the most important of them is ...
Master's Thesis in Sufism and Islamic Mysticism Abstract Negation of thoughts means removing and emptying the mind and heart of any imports, thoughts and forms, which is done in order to prepare the seeker for the presence of the truth and the shining of the lights of divine manifestations on his heart. With this explanation, the negation of thoughts is one of the fundamental ...
Dissertation for Master's Degree (M.Sc.) Direction: Watershed Management Abstract Investing in water and soil protection measures requires detailed investigation and design based on recorded experiences and evaluation of the effects and benefits of the measures. To compare water and soil protection measures in different places, it is necessary to have a standard method approved ...
Abstract The main purpose of the research is to investigate the relationship between business strategy and profit quality in companies admitted to the Tehran Stock Exchange market. The statistical sample of the research includes 145 companies accepted in Bo
Abstract The main purpose of the research is to investigate the relationship between business strategy and profit quality in companies admitted to the Tehran Stock Exchange market. The statistical sample of the research includes 145 accepted companies
Dissertation for receiving the master's degree ""M.A."" Management Shahrivar 1390 Abstract The aim of the research is to investigate the effect of establishing the proposal system on the efficiency of Merck's professional response system
Dissertation for obtaining a master's degree (M.A) Business Management - Marketing Orientation Summer 2019 Abstract Considering the ever-increasing speed of changes and competition in the economic world, managers should have
Thesis for obtaining the master's degree (M.A.) (Trend: Human Resource Management Winter 1391 Abstract: Naza University
Master's Thesis in Accounting (M.A.) The disclosure of information is different in different companies. What is discussed in this research is profit prediction. Profit forecasting in Iran is done by managers. Considering the role that managers have in profit forecasting, in this research, the relationship between the manager's ability and the timing of the forecast disclosure, ...
Dissertation for receiving a master's degree, specialization: accounting, is an abstract of the present research and research work in order to determine the effective factors in the selection of accounting methods for the inventory of materials and goods and its effect on the quality of profitability of companies admitted to the stock exchange. This thesis prepares a framework ...
Dissertation for master's degree in accounting, accounting major. Abstract: The present research was conducted in order to provide evidence regarding the effect of ""privatization"" on the quality of profit of companies admitted to the Tehran Stock Exchange. The spatial domain of this research is Tehran Stock Exchange and its temporal domain is 1382 to 1392. In order to test the ...
Master's thesis in accounting, the present research was done to provide evidence to clarify the relationship between the quality of profit and the liquidity of stocks, as well as to evaluate the impact of the quality of profit on the liquidity of stocks. In this research, 96 companies admitted to the Tehran Stock Exchange in the 5-year period of 1387-1392 (with one year in ...
Chapter 1 1-1-Introduction: Common fluids such as water, oils and ethylene glycol, which are usually used as heat transfer media, have a limited ability in terms of thermal properties, which is the first obstacle to compress and increase the efficiency of heat exchangers. One of the ways to improve heat transfer is to add particles to the fluid. This method is used for fluids ...
Master's Thesis in Accounting (M.A) Abstract In this research, the relationship between the joint board of directors, discretionary disclosures and profit quality in 57 companies admitted to the Tehran Stock Exchange from the beginning of 2015 to the end of 2010 is examined. In this research, stock volatility, joint management board and independent director are considered as ...
Abstract: In this study, the relationship between ownership concentration, company performance and dividend policy in companies listed in the food and pharmaceutical industries of the Tehran Stock Exchange has been examined. The statistical sample of the research includes 44 companies during the period of 1380 to 1387. The chosen approach for hypothesis testing is the ...
Thesis for receiving a master's degree in the field of educational management in the field of educational sciences. Abstract: The problem of many companies and educational centers today is the problem of human resources and the lack of proper efficiency of these forces in organizations. This research has been prepared for all industries, companies, organizations and educational ...
Dissertation for receiving a master's degree in the field of industrial engineering, Shahrivar's industrial trend. 2013 Abstract: Many economists consider agriculture as the driving force of economic growth.
Dissertation for master's degree in accounting research abstract: The purpose of financial reporting is to provide appropriate information for decision making by the users of financial information. Financial reporting may take the form of financial statements or other information transfer tools. Much of the information provided by financial reporting is based on predictions ...
Dissertation for Master's degree (M.Sc) Major: Accounting Abstract The main purpose of this research is to examine the relationship between stock liquidity and real profit management of companies listed on the Tehran Stock Exchange. The statistical population of the present research is the companies admitted to the Tehran Stock Exchange during the years 1382 to 1391, and the ...
Dissertation for Master's Degree in Accounting Abstract The purpose of this research is to re-explain the relationship between dividends and re-presentation of financial statements as a measure of profit quality. Specifically, this research focuses on conditions that can classify management's motivation in using accruals into two fraudulent and non-fraudulent groups. In this ...
Dissertation to receive master's degree in accounting. Abstract In the conditions of the realism of the presented financial statements, the profit based on the accrual accounting system should be able to reflect valuable information about the current situation and future prospects of the company to the market. In this case, the profit may reflect the personal interests of the ...
Master's Thesis in Clinical Psychology (M.Sc) Abstract Reading is the most basic learning tool for students. Dyslexia accounts for the largest percentage of learning disabled students, which is defined by the lack of success in language skills such as reading, writing and spelling. Memory, especially active memory, is one of the important factors in learning that these students ...
Master's thesis in the field of philosophy of education Abstract Study of professional ethics from the point of view of secondary school counselors The purpose of this research is to investigate the study of professional ethics from the point of view of secondary school counselors. This research was conducted in a qualitative paradigm using the dominant-less dominant model. In ...
Master's Thesis in Clinical Psychology Abstract: Objective: Social anxiety is a very debilitating disorder that can disrupt many aspects of a person's life. In this research, the researcher seeks treatment using neurofeedback methods and the presence of mind as new treatments in the field of psychology. Method: The design of this research is quasi-experimental with pre-test and ...
Dissertation for receiving the master's degree ""M.A."" Accounting - Abstract accounting is a main factor of successful investment, management's ability to predict the efficiency of projects; Because forecasting plays a major role in investment evaluation methods. Therefore, corporate investment decisions require managers to predict expected cash flows from potential ...
Dissertation for M.A. degree in Accounting Abstract One of the times when management's motivations are triggered for profit management is the initial public offering. Any public offering of securities that is offered to the public and investors for the first time is called an initial public offering (IPO). One of the ways to reduce profit management is to improve audit quality. ...
Dissertation for Master's Degree (M.A) in Accounting Abstract: Investigating the impact of profit management on the auditor's opinion in companies listed on the Tehran Stock Exchange Abstract: Auditing is the process of ensuring the reliability and relevance of financial statement information. The existence of conflict of interests between shareholders and managers gives special ...
Dissertation for receiving a master's degree in the field: accounting. Abstract One of the existing mechanisms in order to reduce the agency problem and reduce the information asymmetry between shareholders and managers in the capital markets is the corporate governance system. The role of institutional shareholders in corporate governance and their presence in companies has ...
Dissertation for the Master's degree (M-A) in the field: Political Geography Abstract Soft war is a new concept in terms of scientific research and a very old concept in terms of history. This concept is known in the world as soft power. Soft war in its modern concept with features such as software orientation, mentalization, emptying from within, changing cultural identity, ...
Dissertation for receiving a master's degree major: Accounting Abstract: The purpose of this research is to investigate the relationship between changes in dividends, earnings per share and changes in earnings per share with changes in future earnings. In this research, information related to the balance sheet, profits and cash flow of 100 companies active in the Tehran Stock ...
Dissertation for receiving a master's degree, orientation: accounting. Abstract In this research, we have examined the relationship between dividend policy and productivity. The intended research is an applied research. In terms of the type of research design, it is retrospective in order to rely on historical information, and its inference method is inductive and correlational. ...
Dissertation for M.A. in Accounting. Profit abstract for effectiveness should be available on time. The timeliness of the profit makes the yield real and if it is presented in short intervals, it reduces the information risk. Timeliness is considered one of the most important qualitative features of financial information. If in a potential transaction one party has more ...
Dissertation for receiving a master's degree, specialization: Accounting, Abstract: The recent scandal in Enron and Worldcom and other American companies caused public sentiments to be aroused. Therefore, the general public believes that the profit management applied by company managers tends to opportunistic profit management, so that their personal interests are maximized. The ...
Master's Thesis Field: Educational Management Major: Educational Management [1] Abstract: This research was conducted with the aim of investigating the relationship between psychological ability and quality of work life with the job satisfaction of professors of Islamic Azad University, Bandar Abbas branch. The method of this descriptive research is a correlational type. To ...