A SEMINAR REPΟRT ΟN PΟLYMERS USED IN CHEMICAL SENSΟRS Submitted By: Guided By: Rishank Mittal Prοf. Neha Patni 14BCH054 Assistant Prοfessοr CHEMICAL ENGINEERING DEPARTMENT INSTITUTE ΟF TECHNΟLΟGY NIRMA UNIVERSITY CERTIFICATE This is tο certify that Mr. /Ms. ______________________________ (Rοll nο), student οf Chemical Engineering, _____ semester, οf Nirma University, has satisfactοrily cοmpleted the seminar οn POLYMERS USED IN CHEMICAL SENSRS as a partial fulfillment tοwards the degree οf B. Tech. in Chemical Engineering. Date: Place: Name οf Guide Dr. S. S. Patel Designatiοn οf Guide Head οf Department CΟNTENTS Page Nο. Acknοwledgement I Abstract II List οf Tables III List οf Figures IV Nοmenclature V SR NΟ. TITLE PAGE NΟ. 1 Intrοductiοn 8 1.1 Criteria tο chοοse a Sensοr 8 1.2 Classificatiοn οf Sensοrs 8 1.3 Classificatiοn based οn prοperty is as given belοw: 9 2 Gas Sensοrs Based οn Cοnducting Pοlymers:- 9 3 Synthesis οf cοnducting pοlymers and preparatiοn οf cοnducting pοlymer films:- 12 3.1 Synthesis οf cοnducting pοlymers::- 12 3.2 Preparatiοn οf cοnducting pοlymer films 13 3.2.1 Electrοchemical depοsitiοn 13 3.2.2 Dip-cοating 14 3.2.3 Spin-cοating 14 3.2.4 Langmuir-Blοdgett (LB) technique 14 3.2.5 Layer-by-layer (LBL) self-assembly technique: 14 3.2.6 Thermal evapοratiοn 15 3.2.7 Vapοr depοsitiοn pοlymerizatiοn 15
Purpose: The purpose of this experiment is to observe a variety of chemical reactions and to identify patterns in the conversion of reactants into products.
This paper is about chemical reactions and chemical reaction types. All the data gathered was from conducting multiple experiments. Each experiment was performed carefully and analyzed to obtain the necessary information for the paper. That information included the four signs of a chemical change, the rnx type, and more.
As you walk down the street you are surrounded by chemistry. It is responsible for how many things work for example how your car gets you to school, how soaps clean you, and even how your cell phone charges. But one of the most profound and common chemical reaction that occurs is to formation of rust.
A multitude of people experience certain events in their life that causes them to pick a field of study. I, too, had a specific experience that encouraged me to interest in engineering. Computer skilled individuals might wish to major in computer engineering; some experience usage with chemicals, therefore they might prefer a major in chemical engineering. The only difference that places me apart from others is that music influenced me to carry out this decision into engineering.
Chemistry is the science that studies all properties of matter. Chemistry is an immense subject that exists everywhere in the world, from chemical compounds in the human body to detergents used in daily basis, chemistry can be in anything we can think of. Reason why, ever since I was a junior in High School I dreamt with becoming a chemical engineer in the near future. Being a chemical engineer is not just about knowing chemistry, but also implementing the engineering principles to mass produce products, and share them with consumers. Correspondingly, a chemical engineer utilizes the principles of chemistry in order to solve problems that involve the production in large-scales of chemicals, food, fuel, makeup, and many other products manufactured by chemical engineers.
For this work, all the chemicals were used an analytical grade, and as received without additional purification. All aqueous solutions were made by using high purity deionized water with a resistivity (ρ) 18 MΩcm-1. Silver Nitrate (AgNO3, 99.0%), Copper (II) Sulfate Pentahydrate (CuSO4.5H2O, 99.0%), Povidone (PVP- (C6H9NO)n, 99.0%), Sodium borohydride (NaBH4, 99.0%), and Absolute Ethanol (C2H5OH,
For this math-related occupation project, I interviewed Brian Pliska, a chemical engineer that works for a company that makes and sells mining equipment. Mr. Brian Pliska graduated with a Bachelor of Science degree in Chemical Engineering (BSChE) thirty-four years ago from Northeastern University. His alma mater had a really good cooperative education program and he was able to do coops with Pfizer, General Electric (Plastics Division), and the Harvard School of Public Health. These experiences had given him a distinct advantage in the job market as a young engineer just out of school. He was then able to get his current job as a chemical engineer through networking. Someone Mr. Brian Pliska had worked with before who knew that Mr. Pliska had good work ethics and skills had an opening in his department and asked if Mr. Brian Pliska would consider working for him. Mr. Brian Pliska said yes and that was how he was able to get his current job.
Baking soda will be heated in a decomposition reactions and one of the following reactions will occur. Using your quantitative and qualitative results, you will choose the correct equation for the reaction that occurs from these 4 equations.
Click chemistry has wide applications in biotechnology and chemical biology. For use of such reactions in the above disciplines of science, such click reactions need to be bioorthogonal. A bioorthogonal reaction is one which takes place without interfering with native biochemical processes. These type of reactions take place without interfering with components of the living system. The term bioorthogonal chemistry was coined by scientist Carolyn Bertozzi in 2003 (Wikipedia)
“ We hereby certify that this material, which we now submit for assessment for the module
My exceptional academic records secured in my secondary and higher secondary examinations and in my dual degree course in polymer engineering at the Indian Institute of Technology, Madras (IIT Madras) has provided me the poise to excel in research and course work, thus laying a strong foundation for my research skills.
According to IBISWorld’s analysis, industry profitability was around 6.4% as of 2014, and is on the rise. [1]. To understand why industry profitability is currently this way, one must analyze the five forces in the industry.
Sclerotinia sclerotiorum or white mold is a leading problem in humid-cool temperature regions for crop production in major crops such as soybeans but also in several other important crops, totaling a known 408 crops (Suszkiw, 2007). Leading to an estimated per year income loss in the United States of 252 million dollars (Suszkiw, 2007). Early research to fight this disease problem focused on chemical applications. Due to the complicated application rates, timing, and the associated costs, research to fighting this disease is focusing on other genetic based methods. This led to a research in physical characteristics in plants and also common agronomical practices being studied. The majority of the research know being utilized surrounds genetic mapping (QTL’s) which “Soule et al. (2011) reported 35 quantitative trait loci for physiological resistance (Singh, 2014).” Other breeding efforts have focused on finding resistance in wild or other bean crops and cross breeding the resistance into other crop species (Singh et al., 2014). Finding resistance to white mold could majorly impact bean crops and also lead to other resistance in other crops.
2.There are many different types of engineering professions. Some branches of engineering are the oldest recorded in history. A engineer is a person who is trained in and uses technological and scientific knowledge to solve practical problems. Engineers research, develop, design, supervise, manage, sales, and present the use of new products to prospective customers. Everything but nature has been designed by a engineer.
This is to certify that a student of class 12th has successfully completed the research project on the topic “Study of adulterants in food-stuffs” under the guidance of