Download more than 100 examples of thesis, proposal and project topics about adsorption of solids 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 obtaining a master's degree in the field of chemical nanoengineering Abstract In the uranium enrichment unit by centrifuge, UF6 gas after passing through the centrifuge and performing the enrichment process, enters the cold trap and is solidified and collected at a low temperature. One of the absorbents used to absorb uranium hexafluoride is sodium fluoride. The ...
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 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 ...
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 ...
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 ...
Master's Thesis in Civil Engineering - Roads and Transportation) Overview Pavements are usually affected by various factors that affect their life. Since a road passes through different areas where the subsoil, the type and volume of traffic and the climatic conditions of these areas are different from each other, therefore, various disadvantages and defects arise in different ...
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 for Master's Degree in Civil Engineering - Earthquake Engineering Abstract The city of Birjand, as the capital of South Khorasan province, is located in the structural zone of Sistan, which is particularly sensitive due to its proximity to seismic and fundamental faults (Neh Khawri and Westi faults in the south, Ardkol fault in the northeast, Nawaz fault in the ...
Master's thesis in the field of civil engineering - hydraulic structures Abstract: Rivers are one of the most important and common sources of drinking, agricultural and industrial water supply. These resources have many qualitative fluctuations due to passing through different platforms and direct connection with the surrounding environment. Therefore, predicting the quality of ...
Dissertation for receiving a master's degree, specialization: food industry, abstract of osmotic dehydration, the process of removing water is based on the placement of food materials in a hypertonic solution. In this research, the combination of osmotic dehydration process for carrot pieces with a thickness of 0.5 cm at a temperature of 60 degrees Celsius and time intervals of ...
Dissertation for receiving a master's degree, specialization: food industry, abstract of osmotic dehydration, the process of removing water is based on the placement of food materials in a hypertonic solution. In this research, the combination of osmotic dehydration process for kiwi pieces with a thickness of 0.5 cm at a temperature of 60 degrees Celsius and time intervals of ...
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 ...
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 ...
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 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. ...
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 ...
Master's thesis in the field of chemistry, Analytical Chemistry, Abstract In this project, a molecular template polymer was prepared for the selective extraction of phenylmercury chloride. To prepare this polymer, methacrylic acid (active monomer), ethylene glycol dimethacrylate (cross-linking agent), 2,2-azobisisobutyronitrile (initiator), phenylmercury chloride (target ...
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 for receiving a professional doctorate degree in the field of medicine Persian abstract Title: Comparison of the prevalence of obsessive-compulsive disorder in children with and without functional constipation referred to the pediatric clinic of Amirkabir Hospital in 2013 Introduction: Constipation in childhood is a common problem that causes discomfort to the child ...
Master's thesis in the field of chemistry, Analytical Chemistry, Abstract In this project, a molecular template polymer was prepared for the selective extraction of furan. To prepare this polymer, methacrylic acid (functional monomer), ethylene glycol dimethacrylate (cross-linking agent), 2,2-azobisisobutyronitrile (initiator), a mixture of pyrrole (furan substitute or target ...
Master's Thesis in Chemical Engineering Abstract: The purpose of this thesis is mathematical modeling of rotary dryer for drying dicalcium phosphate. In this project, with different temperature conditions and different number of cycles of the dryer, the moisture level of the product exiting the dryer has been checked. As a result, 100 data have been obtained from the output of ...
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 for Master's Degree in Mechanical Engineering, Energy Conversion, Abstract Most of the time, initial information and boundary conditions are not precisely defined and cause errors in the output of the problem. These initial values ??can be obtained through experiments and statistical methods. It is often not possible to study individual members of the society due to ...
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 ...
Dissertation to receive a master's degree in the field: Chemistry, specialization: organic. Abstract In recent years, the use of nanotubes as nanocarriers for drug delivery has been researched. In this research, fullerene C60 and nine different nanotubes have been used as carriers of the drug molecule 8-hydroxyquinoline. First, the structure of HQ-8 drug molecule and nanotubes ...
Dissertation for master's degree in horticultural science, fruit work, summary: the use of healthy compounds compatible with human health and nature is one of the important concerns of technology researchers after harvesting horticultural products. The purpose of this research was to investigate the effect of oral coating of aloe vera gel and calcium chloride on the shelf life ...
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 ...
Dissertation for receiving a master's degree in food technology, Persian abstract, background and purpose: Olive tree leaves have many compounds, including oleuropein, which are related to the majority of their medicinal properties. Olive leaf extract is also rich in phenolic compounds. In order to extract phenolic compounds, olive leaves must first be dried. Natural drying and ...
Dissertation for Master's Degree in Mechanical Engineering Field: Applied Design Abstract In this thesis, stability analysis of composite beam reinforced with carbon nanotubes on elastic support under axial force is investigated. The distribution of nanotubes is assumed to be uniform[1]. To determine the properties of materials reinforced with nanotubes, the results of molecular ...
Master's Thesis in Mechanical Engineering - Applied Design Abstract of elastoplastic analysis of thick-walled tanks made of targeted materials with linear kinematic stiffness behavior under cyclic loading, stress analysis and deformation of spherical thick-walled tanks made of subject materials under internal pressure loading and temperature difference are discussed in this ...
Dissertation for Master's Degree in Horticulture Science Summary: The use of healthy compounds compatible with human health and nature is one of the important concerns of technology researchers after harvesting horticultural products. The purpose of this research was to investigate the effect of oral coating of aloe vera gel and calcium chloride on the shelf life and quality ...
Dissertation for Master's Degree in Agricultural Engineering (M.Sc) Major: Food Science and Industry Abstract Diazinon is an organophosphorus insecticide and is widely used by farmers. This poison can easily find its way into food and exert its toxic effects on humans. Diazinon poison, like other organophosphorus poisons, inhibits some enzymes, especially acetylcholinesterase. ...
Dissertation for receiving a master's degree in the field of plant production, horticultural orientation. Abstract In order to investigate the effect of gibberellic acid, ring removal, cluster thinning and cluster thinning on the qualitative and quantitative characteristics of Askari variety grapes, the experiment was carried out in the form of a randomized complete block design ...
Master's Thesis in Energy Systems Abstract Crude oil distillation unit is one of the most important and critical operational units of any refinery. This unit often requires revision in the design of the structure (Revamping) or making small changes in its existing condition without the need to reduce or increase the basic process devices (Retrofitting) in order to achieve higher ...
Dissertation for Master's Degree (M.Sc.) in Agricultural Engineering, Food Science and Industry, Yogurt is the most famous and widely consumed fermented milk product in the world. The most common defect in texture that leads to the non-acceptance of this product by the consumer is water loss. Today, in Iran, condensed yogurt is mostly produced in the reverse way, that is, by ...
The thesis for receiving a master's degree in the field of agricultural engineering, animal science - animal nutrition, abstract was designed to study the effect of milk dry matter percentage and a combination of medicinal plants on experimental performance in the form of a completely randomized basic design with a 2x2 factorial arrangement on 40 Holstein male calves from the ...
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 ...
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
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 ...
Master's Thesis of History and Philosophy of Education (Islamic Education) Abstract Ethics and moral education is considered one of the most important human issues in schools and especially human education. Because moral education provides happiness and salvation. The category of ethics has various dimensions such as reason and emotion. Intellect and emotion are two high human ...
In order to obtain a master's degree in the field of general psychology, the general aim of this research is to compare learning styles, resilience and problem solving skills in professional and non-professional chess players. The method of this research is descriptive correlational. The statistical population includes all chess players under the supervision of the Chess ...
Master's thesis in the field of accounting, abstract of management overconfidence and dividend policy in companies listed on the Tehran Stock Exchange, overconfident managers find foreign financing expensive and, therefore, compensate future investment needs by reducing current interest payments. The purpose of this research is to investigate the relationship between management ...
Dissertation for receiving a master's degree, Major: Accounting Abstract: We have started this research with the basic question that adjustments in accounting profit, such as profit smoothing, will have an effect on new indicators of performance evaluation, such as economic added value, or not? For this purpose, we have investigated this issue under the title ""Investigation of ...
Dissertation for Master's Degree in Accounting Major: Accounting Abstract: Profit smoothing is defined as the effort applied by management to reduce abnormal changes in profit in terms of accounting principles. In this research, the relationship between profit smoothing and information asymmetry in the life cycle of business units has been investigated and measured. In order to ...
Dissertation for obtaining a master's degree, specialization: accounting. Abstract: Forecasting profit per share is of particular importance in investments, because it follows the changes in stock prices and the direct reaction of the capital market. On the other hand, in the current business environment, due to the rapid changes in technology and financial conditions, managers ...
Dissertation to receive a master's degree in accounting, accounting major. Abstract: The strong position of a production gives the company a lot of staying power. Pricing power gives these companies more profit and allows them to maintain their superior position. High security of these companies against lack of cash, their ability to face unfavorable economic situation
Dissertation for receiving master's degree in accounting, accounting orientation, the abstract of profit information content, has been widely tested in accounting and financial texts. Since in most cases, including financial reporting and evaluation models, profit plays a fundamental role, it is very important to determine the financial items and variables related to accounting ...
Master's Thesis in Accounting (M.A) Abstract The topic of ethics and practicing professional ethics is one of the serious and important topics in the field of accounting, which directly affects the honesty and ability of accountants to gain public trust. Especially, the lack of correct and ethical training can lead to fraudulent activities. Therefore, the importance of the ...
Dissertation for obtaining a master's degree, specialization: accounting, abstract: profit is one of the important items of financial statements, which has different uses in different writings. Profit is usually thought of as a basis for calculating taxes, a factor for formulating dividend payment policy, a guide for investors and decision-making, and a factor for forecasting. ...
Master's Thesis in Accounting Abstract Knowing the cost behavior in response to changes in production and sales levels is very important for company management. In the common and traditional model of cost behavior, variable costs change in proportion to changes in the level of activity, meaning that the amount of change in costs depends only on the amount of change in the level ...
Dissertation for receiving the master's degree ""M.A."" Abstract In the last two decades, we have moved towards an economy where investment in human resources, information technology, research, development and advertising seems necessary in order to maintain competitive advantage and environmental guarantee of organizations. Therefore, it can be said that the source of creating ...