Varied Potentials of Aspergillus Species in Synthesis of...

Conclusions To conclude, though use of Aspergillus species is common in synthesis of metal nanoparticles, these five species are not well studied. Among them, A. fischeri confirms a good quality production of AgNPs at an incredibly low concentration of salt solution used but with more number of bigger sized particles. However, efforts are underway to optimize the conditions in the process to obtain a good size and shape morphology. Also, understanding the protein–nanoparticle interactions during the synthesis mechanism shall guide us to the possibility of utilizing the present system as future ‘‘nano-factories’’. We aim to purify and characterize the proteins to comprehend their mode of action and possible interactions with silver†¦show more content†¦Characterization Change in color was visually observed in the silver nitrate solution incubated with all five Aspergillus species. The bio reduction of Ag+ in the aqueous solutions was screened by sampling of aliquots at different time intervals. Absorption measurements were carried out on Thermo-scientific UV-Visible Spectrophotometer from 200-800nm, at a resolution of 1 nm. A part of the dried powdered sample was analysed by X-ray diffractometer as a preliminary confirmative method of the presence of silver nanoparticles. The X-ray diffractometer (Rigaku Miniflex-11) was operated at a voltage of 30 kV and a current of 15mA with CuKÃŽ ± radiation (ÃŽ »=1.5406 Ã…) and at 2 theta angles, intensities were recorded from 6 °to 60 °. To know the size of synthesized silver nanoparticles (AgNPs), size distribution analysis was performed using dynamic light scattering in aqueous solution. The hydrodynamic size of the silver nanoparticles was obtained using a Zeta-sizer (Malvern) instrument applying a 660 nm laser. The software was optimized to report summary statistics based upon the intensity of light scattered. Two milliliter sample volumes from each nanosilver dispersion were loaded into glass cuvettes and summary statistics were obtained using triplicate 2 minutes analyses (total analysis time=6minutes). For Fourier transform

Essay on Killing a Ten Point Buck - 961 Words

Killing a Ten Point Buck The deer season last fall was my most successful season ever. I have been deer hunting since I was fourteen. Each year I have shot at least one deer, but none were that special because they were all does. This year because I was going to college and wrestling I didnt think I would have a chance to get the big buck. The firearm deer season started on Friday, November 15 1996. This was terrible for me because I had to weigh in at two oclock for a wrestling meet at Muskegon the next day. Even though I had to drive all the way to Muskegon on Saturday morning, I could not stand the idea of not being able to sit out there in the field and just enjoy the outdoors on opening day. I was still determined not to†¦show more content†¦I hunted till ten-thirty and got up and headed his direction. When I got to where he was sitting, I saw that he had shot a nice doe and was just finishing gutting it. We took his deer up to my house and headed back to school. By this time was getting discouraged because I had a wrestling meet that weekend and couldnt go home. Later that week I received a phone call from my brother telling me that he had shot a eight point. This made me feel even worse because it seemed like everyone had shot a deer but me. I only had one week of regular firearm season left and I was d etermined to shoot a deer. The next Monday coach gave us practice off so I headed home again. That night I went over to my brothers house and borrowed his shotgun because it had a fully rifled barrel with a scope. This gun was much better than mine. While I was there we talked about where he had shot his deer and where he had saw other deer. I headed home that night with little hope that I would actually get a deer at all. It was really cold when I got up the next morning. I headed out to a spot near where my brother shot his deer. As I walked out the snow covered ground crunched under my feet. I got set up in my spot and settled down for the wait. I was sitting there for about forty five minutes when I heard a noise. At first I thought it was another noisy squirrel, but then it appeared. There was a deer heading my way. As he did this I thought about what a beutifulShow MoreRelatedAnalysis Of The Book Deer Powers Essay1387 Words   |  6 Pagesswing, while Jon and Lance were on a mission to kill a monster buck the two of them had been watching. Over the course of the last two months Jon and Lance had been bowhunting several times in search of the monster buck the two of them had seen. This buck was bigger than either one of them had ever seen. The buck stood as tall as a horse and the bucks rack went towering in the sky, which was visible from miles away. With the size of this buck it should be super easy to hunt him they though, he cannotRead MoreThe Joy of Hunting Essay859 Words   |  4 Pageswhen I was a child while hunting squirrels with my father on a hunting lease in Arkansas. My father was a great wise hunter and he tried his best to teach me the proper techniques and safety before letting me go freely into the wilderness. At this point in time, I had not yet went on an official hunting trip, but was deeply informed by all the hunting stories and all the excitement that was involved. I was more than ready for the adventure I was going to have on the approaching weekend. As I mentionedRead More Skill and Craftsmanship in the Works of Steinbeck Essay1558 Words   |  7 Pagescraftsmanship is particularly evident in a description of Slim in Of Mice and Men: He moved with a majesty only achieved by royalty and master craftsmen.   He was a jerkline skinner, capable of driving ten, sixteen, even twenty mules with a single line to the leaders.   He was capable of killing a fly on a wheelers butt with a whip without touching the mule. (97)   Ã‚  Ã‚   Steinbeck makes it clear that the professional prowess of this man is to be equated with his authority, understanding, and compassionRead More The Red Pony: Death and Rebirth Essay1473 Words   |  6 Pagesdiscover that from one such horrific incident, a rebirth of life can be formed. In Steinbecks classic tale of a young boys coming of age and his initiation into manhood, this sense of life and rebirth played harmonious roles together. 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David Grossman, a retired Lieutenant Colonel for the U.S. Army and former professor of psychology at West Point believes it is the desensitization parents should beRead More Video Games do Not Increase Teen Violence Essay1449 Words   |  6 Pagesthe idea of one?s child controlling an electronic character whose objective is to steal cars and kill police officers is socially dangerous. Studies have shown that kids do not actually have illusions of doing these things (52). Kids do know that killing is bad. We all have morals implanted genetically; they just need to be strengthened through parental guidance. Many kids do, however, act out scenes from movies and fights on TV. Is it therefore safe to say that because two teenagers go intoRead MoreMy Favorite Family Tradition2148 Words   |  9 Pages or have felt the most accomplished. To me this moment was when I shot my first buck. Shooting a deer is exciting for everybody that enjoys hunting, especially when you put in lots of time and effort trying to get one in front of you. I had waited five years to get a buck in front of me, and I will remember that day for the rest of my life. However, this is my best moment not because I had finally shot my first buck, it was because I was able to show my dad how much I had learned in my five yearsRead MoreAnimal Cruelty, By Walt Disney1178 Words   |  5 Pagesbelieve that hunting is crucial to maintain the balance of animal population before they become over populated. Hunting in general is a broad topic so, I will be using deer as the main point. Walt Disney has had a hand in how hunters are portrayed. Bambi, released in 1942, portrayed hunters as heartless people, killing Bambi’s mother and leaving the fawn to learn to survive. 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Florida State College Managerial Accounting Syllabus free essay sample

I Students will be able to compute and apply predetermined overhead application rates. I Students will be able to allocate indirect costs using an activity-based-costing (BBC) system. I I Students will be able to prepare operating budgets including a cash budget. I Students will be able to solve simple capital budgeting analysis using the ash payback period, internal rate of return and net present value techniques. I Students will be able to calculate and interpret the variances for all product costs (material, labor and overhead) using a standard cost system.I I Students will be able to analyze and offer solutions to simple relevant costing decisions: accept or reject special orders, make or buy, scrap or rework and drop I unprofitable segments. I Students will be able to evaluate investment centers using the ROI and residual income approaches. This course will be presented on campus. ORIENTATION The orientation will be presented in class. We will write a custom essay sample on Florida State College Managerial Accounting Syllabus or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page Group/Teamwork Throughout the course, we may divide into groups for certain exercises and assignments.Each group will also be assigned projects and handouts to complete together. Being able to work in teams is a very highly regarded qualification in the business world. You will learn to work in teams or groups throughout the course. INSTRUCTORS EXPECTATIONS OF STUDENTS: ; You are expected to have read the assigned material from the textbook BEFORE class. ; You are expected to complete all Assignments BEFORE class. ; You are expected to BE PRESENT for each class.I 5: 7/29/13 Review Chapters 7 8 and be prepared to answer questions regarding this Chapters 7 8 in class. Chapters 7 8 Chapters 9 10 I Complete Quiz 3 Posted on Blackboard Complete the Assignments for chapters 9 10 prior to the next class Seek: 8/5/13 I Review Chapters 9 10 and be prepared to answer questions regarding this subject material. Review Assignments for Chapters 9 10 in class. Complete Quiz 4 Posted on Blackboard -? Chapters 9 10 I Review chapters 1 10 for final exam. Seek: 8/12/13 Final Exam Chapter 1-10 to be taken in Class.Frequently Asked Questions: 1) What is an FAN grade? This grade is awarded to students who do not meet the attendance requirement of a course. 2) What are l grades and when are they used? An I grade may be assigned at the instructors discretion upon request by the student to permit the student time to complete required course work which he/she was prevented from completing in a timely way due to non- academic reasons. The instructor may require the student to document the request to assist in the decision. The instructor may choose not to grant the request.The l grade should be considered only when the student has the potential to earn a passing grade if the missing work is made up. -The instructor shall prescribe in a written agreement with the student the engaging course work required for completion and removal of the I grade. A copy of this agreement will be kept on file in the office of the appropriate dean. All work must be completed within the first eight weeks of the subsequent term, unless the instructor agrees to a longer timeshare extension of time (not to exceed one year). When the work is completed, the instructor will submit a grade change form with the grade earned. If the work is not completed within the prescribed timeshare, the I will automatically change to an F grade. The student will be informed of the final grade signed. To be eligible for an l grade, the student must be passing the course at the time of the request and must have completed at least 75 percent of the course work. 3) What is the FCC Code of Ethics? Consistent with The Code of Ethics of the Education Profession in Florida, 68-1. 6, Principles of Professional conduct for the Education Profession in Florida, an obligation to the learner requires that an individual shall not harass or discriminate against any learner on the basis of race, color, religion, sex, age, national or ethnic origin, political beliefs, marital status, indicating condition, sexual orientation, or social and family background and shall make reasonable effort to assure that each learner is protected from hara ssment or discrimination. ) What about academic honesty? Academic dishonesty, in any form, is expressly prohibited by the rules of the District Board of Trustees of Florida Community College at Jacksonville. Academic dishonesty incorporates the following: a. Cheating which is defined as the giving or taking of any information or material with the intent of wrongfully aiding oneself or another in academic work considered in the termination of a course grade. . Plagiarism which is defined as the act of stealing or passing off as ones own work the words, ideas, or conclusions of another as if the work submitted were the product of ones own thinking rather than an idea or product derived from another source. In this regard FCC students and faculty College-wide have access to the use of Turning online software, used to detect plagiarism in essays and reports. C.Any other form of inappropriate behavior which may include but is not limited to: falsifying records or data; lying; unauthorized copying, tampering, abusing, or otherwise unethically using a computer or other stored information; and, any other act of misconduct which may reasonably be deemed to be a part of this heading. Any student alleged to have committed any act of academic dishonesty as defined herein, shall be entitled to due process as defined in District Board of Trustees Rule xx-2. 8, prior to the administration of disciplinary action, including suspension and dismissal. 5) May repeat this course? Learners repeat a course in an attempt to improve a grade previously earned. State Board Rule AAA-14. 0301 limits such attempts to courses where a D, or FAN grade was earned. A learner has only three attempts in any course, including the original grade, repeat grades, and withdrawals. Upon the third attempt in a course, the learner must be given an A 8, C, D, or When students repeat a course at Florida Community College, only the last grade earned is calculated in their cumulative grade point average (GAP). However, students with an excessive number of W or FAN grades and students who repeat courses to improve their GAP may jeopardize their admission to programs in Florida State University System (US) or other institute actions[pick]