Thursday, August 27, 2020
Nursing Care Within Mental Health Role Social Work Essay Essays
Nursing Care Within Mental Health Role Social Work Essay Essays Nursing Care Within Mental Health Role Social Work Essay Nursing Care Within Mental Health Role Social Work Essay This task will permit the author clarify an aspect of nursing consideration inside mental wellbeing capacity. As it is expressed in the NMC ( 2008 ) as a wellbeing proficient, you are by and by responsible for activities and skips in your example so this is thinking about while rewarding any interventions with administration clients. The author is venturing out to basic talk about and analyze in thing the helping assaults utilized in the mediation of intoxicant abuse and draw choices from them as what is viewed as best grounds design. The feature of nursing that the essayist is heading out to talk is inspirational addressing from the example of taking care of liquor habit. This is the place that essayist preeminent seen Motivational Interviewing being utilized in a Community Drug and Alcohol course of action. Mill operator and Rollnick ( 1991 ) characterized inspirational talking as a mandate, customer focused advising way for stirring conduct adjustment by helping customers to explore and choose ambivalency and expressed in the Oxford University Dictionary ( 2005 ) ( web ref 1 ) rationale is depicted as the ground or grounds behind one s activities or conduct and this is the outrageous significance for an assistance client to be at a period of wanting to change for themselves and non for others, for example, family unit individuals. This proposal will be taking a gander at the standard of persuasive talking ( MI ) and the customer focused assault that was created via Carl Rogers in ( 1951 ) which has given the supporting of MI. Plus, it will talk the use of Motivational Interviewing when a customer needs to go teetotaler from intoxicant and the periods of adjustment hypothetical record set up by Prochaska, Norcross and DiClemente ( 1982 ) that has become an apparatus utilized when taking a gander at the various changes in which a customer could be set in. The proposal will other than take a gander at the positive and negative usages of MI in liquor fixation. Presentation of Motivation Interviewing Inspirational meeting ( MI ) was created to deal with work consumers and was preeminent portrayed by Miller ( 1983, refered to by Rollnick and Miller 1995 ) in an article talking Behavioral Psychotherapy. Accordingly in 1991 Rollnick and Miller described Motivation Interviewing as a coordinating, customer focused direction way for stirring conduct change by helping customers to investigate and choose ambivalency . It was in 2002 where they accordingly clarified that Motivational Interviewing was a help to facilitate the movement through decisional investigation and conduct change . Moreover, LA Lawendowski ( 1998 ) ( Internet ref 3 ) regions that persuasive talking is a customer focused treatment and has periods of adjustment in the regular recuperation from reliance. Nonetheless, the hypothetical record has been utilized for collection of different occupations, for example, Medication Abuse ( Scott et al, 1996 ) Smoking ( Rollnick, S et Al, 1997 ) Betting Problems ( Diskin and Hodgins 2009 ) Medication Dependence ( Saunders, B et Al, 1995 and Miller, W et Al, 2003 ) Over the top guzzling ( reevaluate see Vasilaki et Al, 2006 ) ( Arkowitz, H and Miller, W.R 2008 ) . Inspirational meeting is a psychotherapeutics technique which lets the administration client to impact and empowers adjustments in their lives ( Hussein Rassool, G and Kilpatrick, B.1998 ) . Persuasive talking is a sort of reding which permits the administration clients to talk accommodatingly about modifying their conduct inside liquor dependence ( Obert, JL 2005 ) ( Internet ref 2 ) . This kind of intervention is incredibly useful for those administration clients who are hesitant to modify their way of life and open about adjusting. It s intended to choose ambivalency as it will take the administration client to come on following to the method of change. Rollnick, Miller and Butler ( 2008 ) states that if a patient has all the earmarks of being unmotivated to adjust that there is nil anyone can make to change this. They propose that this announcement is typically off-base. They accept that the assault an expert should take is to talk with the patient about their health. This can fu ndamentally shake their own intention in conduct change. Arkowitz and Miller ( 2008 ) states that inspirational meeting Is to increment inborn thought process to modify what emerges from individual closures and qualities rather than from such outer beginnings as others endeavors to convey, persuade or solidness the person to change . By proficient natural structures or even family unit individuals supercharging the customer to adjust this can hold a contrary outcome and do that individual have a diminish yearning to modify. Brehm and Brehm ( 1981 ) detailed that when a customer is set into this situation they become opposed to change as they see a threat to their individual flexibility. Mill operator and Rollnick ( 2002 ) have referenced that there is a distinction among the procedure and the soul of Motivational Interviewing. In the event that the expert natural structure gets engaged by the method, they likely hazard the loss of the general soul of Motivational Interviewing. Mill operator and Rollnick ( 1995 ) referenced that We trust it is basic to isolate between the soul of inspirational talking and methods that we have prescribed to authenticate that soul. Clinicians and mentors who become exorbitantly focussed on undertakings of strategy can dismiss the soul and way that are cardinal to the assault . Rollnick, Miller and Butler ( 2008 ) portrayed the soul as the accompanying header Collaborative, aromatic and respecting of patient freedom: Joint effort. Is the place there is a joint dynamic strategy. This is of import in the wellbeing conduct change as it is only the patient who can start adjustments. Suggestive. This happens when the customer triggers their ain intentions and assets to adjust. The customer will hold their ain closures and yearnings and dreams so they do non require the path from the expert natural structure. Regarding patients freedom. This is the place MI acknowledges that the customers have a pick about the modification in their lives and the expert natural structures despite everything can rede, illuminate and on point can caution however their picks it is at long last the customers pick ( Rollnick, S et al 2008 ) . They portray this way of communication as non-coordinating however controlling, moving and non wrestling, tuning in no less than each piece much as expressing. Phillips and Callaghan ( 2009 ) concurs with this announcement and depicts inspirational talking as the accompanying the medical caretaker must stay away from talk, blaming and exciting blame as this is of import as these spots are probably going to take to tolerant protectiveness and the attendant will follow the indifferent spot comparable to the individual s substance use . As referenced before that inspirational talking is a customer focused assault which needs a therapeudic connection between the customer and the expert natural structure as it is required for modification orchestrating to Carl Rogers ( 1951 ) . Three of these to reference that are connected to the soul of inspirational talking are advisor validity, sympathy and unconditioned positive regard. Mill operator and Rollnick ( 2002 ) referenced that inspirationa l talking is a customer focused or individual focused in its point of convergence on the worries and places of the individual, each piece great as in our overwhelming trust on and risk to crafted by Carl Rogers and his collaborators. In this sense, persuasive meeting is an improvement of the customer centerd assault that Rogers created. Arkowitz and Burke ( 2008 ) territory that Motivational Interviewing is not the same as Carl Rogers assault as the significance of the strengthening characteristic thought process to modify, choosing ambivalency about change and the expanding adjustment talk through specific reacting. It is non exceptional for individuals to encounter conflicted about modifications in their lives. It is said that it an ordinary and basic constituent of mental employment. Rollnick and Miller ( 1991 ) region that ambivalency is a territory of head wherein an individual has existing together however clashing encountering about something. Customers who have a propensity shaping occupation who so continues with reding will encounter clashing encountering about their intention. A customer can go non-helpful with the guide and back again in a couple proceedingss. Orford ( 1985 ) territory that with regards to propensity framing conduct battles obviously plays a cardinal capacity. Customers who have assimilating employments most occasions recognized that the perils, cost and injury ensnared their conduct. The customers are perpetually going back and forward as they are non sure what to make about their situation. Mill operator and Rollnick ( 1991 ) clarify ambivalency as non an awful impr int however to see it to be ordinary, adequate and understandable. When the advisor comprehends this of ambivalency the instructor will cover with the customer in a completely extraordinary way. When the advocate understands the regularity of ambivalency and the way where it works. There will be an observable expansion of verbal conveying and less restriction between the customer and guide. Their therapeudic relationship will better. Persuasive Interviewing is said to back up the customer readiness to adjust and gracefully them with the achievements, aides and plans for modification ( Miller and Rollnick 1991, Hester and Miler 1989 ) . When taking a gander at the customer s ambivalency it very well may be place on the periods of change by Prochaska and DiClemente ( 1982, 1984, 1985 and 1986 ) . Mill operator and Rollnick ( 2002 ) depict Motivational Interviewing as a device to help customers through decisional examination and social adjustments. Be that as it may, in 2001 Bishop alludes to Motivational Interviewing a
Saturday, August 22, 2020
Biggart and Swedberg Views on Capitalist Development
IT Personnel Management - Essay Example The activity advertise is turning out to be increasingly more serious as individuals are obtaining more abilities and mastery making it a futile daily existence for the individuals who can play out the best (Jones and George, 2007) The human asset office is one of the numerous divisions of an association that consolidate and incorporate to move in the direction of the authoritative points and objectives. The principle motivation behind the Human asset division rotates around the procedure of enrollment, preparing and the most proficient use of the work force so as to give out greatest efficiency while accomplishing the objectives and destinations of the association. It is guaranteed that labor and workforce of an association is its most huge asset. As the world advances and innovation develops step by step, increasing upper hand with the assistance of an engaged and very much inspired workforce is basic. Furthermore, there is greater adaptability found in the work showcase around the globe also qualified staff is moved between organizations. Henceforth, it is increasingly appropriate to draw in the most qualified workers so as to pick up separation. Because of the significance of the individuals of the organization it is equivalent significant and hard for the directors to deal with these individuals. (Robbins and Coulter, 2004) This paper will talk about the It Personnel the executives and how it is not the same as conventional human asset the board. It would expand over the different parts of Personnel the executives and its suggestions. Also, it would look into IT the executives in various societies and various nations including Saudi Arabia and India. Exercises Associated with HR Management of IT Personnel Recruitment and Selection The enlistment of the opportune individual to the correct activity at the perfect time is crucial to the accomplishment of an organization and is a key component of what the human asset office does.The procedure of enrollment of IT staff isn't altogether different from that of non-IT work force. There are extra abilities that the IT work force should groups. The procedure of enlistment can be separated into three center stages beginning with the meaning of necessities, at that point the enrollment and afterward the choice procedure. (Amit and Belcourt, 1999) It is essential to characterize the characteristics, skills and general prerequisites looked for from the potential worker. For a proficient determination process and to stay away from future issues (counting high staff turnover, absence of fulfillment and wastage of assets), it is important to have a preset profile of the aptitudes and capacities of the up-and-comer. The way toward characterizing the necessities should begin with an investigation of the activity. Employment investigation is the gathering, dissecting and setting out data about work under the headings of by and large reason, content, responsibility, execution standards, skills, duties an d that's just the beginning. Occupation investigation is for interior purposes and it is significant as far as employment assessment for pay purposes, for arranging preparing programs and for productive and compelling enlistment. The investigation is utilized for drawing up the set of working responsibilities which is alluded to an explanation that characterizes the reason, obligations and the
Friday, August 21, 2020
How to Write an Autobiographical Essay
How to Write an Autobiographical EssayWriting an autobiographical essay can be a difficult task. There are some tips to keep in mind when completing this project. The essay is an expression of your personal history and must reflect the details that you have written about yourself.Readers want to know more about you. You have lived your life to the fullest, and your family has had its fair share of ups and downs. It is only natural for your family to hold some secrets and ask some questions that readers would love to know. Writing an autobiography requires one to not only answer your family's questions, but also your own. This is because your audience is willing to hear your story in its entirety, and therefore you must be honest about all sides of your life, past and present.At times, your parents may need some support, but remember that their own reasons may not always align with yours. For example, if you were raised by a single mother, and she suffered a miscarriage, you will be s peaking out of a place of grief. However, if you had more of a comfortable upbringing, chances are your audience will be more forgiving of your behavior.One way to determine whether or not you are succeeding in writing is to review your work before it is submitted. It would help immensely if you took a minute and spent some time editing your essays. Most people often overlook the importance of grammar and spelling, but a well-written essay will speak much better than a poorly written one.Before submitting the final draft, carefully read through the subject matter. Write down any questions that you have about the topic, or if you feel that something needs to be edited or added. This will help you remain in control, knowing what changes can be made when it comes to the editing process. Also, the best essay is one that reads well on paper, and not necessarily on the screen. Post your essay on a website, where others can read it. You can also email it to others, though this may take mor e time and effort. For an excellent way to get your essay published, consider submitting it to a commercial online marketplace. There are hundreds of these places, and you can submit your essay to as many as you choose.Submitting your essay to a commercial online marketplace will make the process easier for you, and for your readers. These online markets have writers who will read your essay, decide if they want to publish it, and if they do, they will get back to you with a link that you can utilize. In a very short amount of time, you will have a finished product that people will be able to purchase and have it delivered right to their door.Writing an autobiography is an important part of your life. There are no shortcuts to the success of the project, but the confidence and well-written essay will help you achieve your goals. By carefully reviewing and editing your work, and being open to suggestions from others, you will be able to write your next article with much success.
Tuesday, May 26, 2020
How Sarin Nerve Gas Works (And What to Do If Exposed)
Sarin is an organophosphate nerve agent. It most commonly is considered a nerve gas, but it mixes with water, so ingestion of contaminated food/water or liquid skin contact also are possible. Exposure to even a small amount of Sarin may be fatal, yet treatments are available that may prevent permanent neurological damage and death. Heres a look at how it works and how exposure to Sarin is treated. Key Takeaways: Sarin Sarin is an organophosphate nerve gasââ¬âa type of chemical weapon.The gas dissolves in water, so Sarin can be delivered in food or liquids as well as air.Sarin works like a pesticide. It inhibits acetylcholinesterase, preventing muscle relaxation.Although Sarin can be deadly, mild exposure can be survivable. If exposed, get away from the nerve agent, remove all exposed clothing and clean skin with soap and water. Seek emergency medical attention. What Is Sarin? Sarin is a man-made chemical with the formula [(CH3)2CHO]CH3P(O)F. It was developed in 1938 by German researchers at IG Farben for use as a pesticide. Sarin gets its name from its discoverers: Schrader, Ambros, Rà ¼diger, and Van der Linde. As a weapon of mass destruction and chemical weapon, sarin is identified by NATO designation GB. The production and stockpiling of sarin was forbidden by the Chemical Weapons Convention of 1993. Pure Sarin is colorless, odorless, and has no flavor. It is heavier than air, so Sarin vapor sinks into low-lying areas or toward the bottom of a room. The chemical evaporates in air and mixes readily with water. Clothing absorbs Sarin and its mixtures, which can spread exposure if contaminated clothing is not contained. Its important to understand you can survive a low concentration of Sarin exposure as long as you dont panic and do seek medical attention. If you survive initial exposure, you may have several minutes to several hours to reverse the effects. At the same time, dont assume you are in the clear just because you survived initial exposure. Because effects may be delayed, its important to get medical attention. How Sarin Works Sarin is a nerve agent, which means it interferes with the normal signaling between nerve cells. It acts in much the same way as organophosphate insecticides, block nerve endings from allowing muscles to stop contracting. Death may occur when the muscles controlling breathing become ineffective, causing asphyxiation. Sarin acts by inhibiting the enzyme acetylcholinesterase. Ordinarily, this protein degrades acetylcholine released at the synaptic cleft. The acetylcholine activates nerve fibers that cause muscles to contract. If the neurotransmitter is not removed, the muscles dont relax. Sarin forms a covalent bond with the serine residue at the active site on the cholinesterase molecule, making it unable to bind to acetylcholine. Symptoms of Sarin Exposure Symptoms depend on the route and intensity of exposure. The lethal dose is incrementally higher than the dose producing minor symptoms. For example, inhaling an extremely low concentration of Sarin may produce a runny nose, yet a very slightly higher dose may cause incapacitation and death. The onset of symptoms depends on dose, usually within minutes to hours after exposure. Symptoms include: Dilated pupilsHeadacheSense of pressureSalivationRunny nose or congestionNauseaVomitingTightness in chestAnxietyMental confusionNightmaresWeaknessTremors or twitchesInvoluntary defecation or urinationAbdominal crampsDiarrhea If an antidote is not given, symptoms may proceed to convulsions, respiratory failure, and death. Treating Sarin Victims Although Sarin can kill and cause permanent damage, individuals who suffer mild exposure usually recover completely if given immediate treatment. The first and most important action is removing Sarin from the body. Antidotes to Sarin include atropine, Biperiden, and pralidoxime. Treatment is most effective if given immediately, but still helps if some times passes (minutes to hours) between exposure and treatment. Once the chemical agent is neutralized, supportive medical care is helpful. What to Do If You Are Exposed To Sarin Do not administer mouth-to-mouth resuscitation to a person exposed to Sarin, since the rescuer can be poisoned. If you think you have been exposed to Sarin gas or Sarin-contaminated food, water, or clothing, its important to seek professional medical attention. Flush exposed eyes with water. Clean exposed skin with soap and water. If you have access to a protective respiratory mask, hold your breath until you can secure the mask. Emergency injections typically are used only if symptoms of severe exposure occur or if the Sarin is injected. If you have access to injectables, be sure to understand when to use/not-use them, since the chemicals used to treat Sarin come with their own risks. References CDC Sarin Fact SheetSarin Material Safety Data Sheet, 103d Congress, 2d Session. United States Senate. May 25, 1994.Millard CB, Kryger G, Ordentlich A, et al. (June 1999). Crystal structures of aged phosphonylated acetylcholinesterase: nerve agent reaction products at the atomic level. Biochemistry 38 (22): 7032ââ¬â9.Hà ¶rnberg, Andreas; Tunemalm, Anna-Karin; Ekstrà ¶m, Fredrik (2007). Crystal Structures of Acetylcholinesterase in Complex with Organophosphorus Compounds Suggest that the Acyl Pocket Modulates the Aging Reaction by Precluding the Formation of the Trigonal Bipyramidal Transition State. Biochemistry 46 (16): 4815ââ¬â4825.
Friday, May 15, 2020
Crime Data Comparison Paper - 752 Words
Crime Data Comparison Paper Randy Morgan Axia College Jennifer Duncan February 4th, 2013 The two metropolitan areas I have decided to do my research paper on are Cincinnati, Ohio and Dallas, Texas. I choose Cincinnati because it is one of the bigger cities where I live. I choose Dallas because there seems to be a big difference in crime rates compared to Cincinnati. In this paper I will be comparing the burglary rate between these two cities. I will identify the number of burglaries reported to the police in each area and also explain which area had more reportedâ⬠¦show more contentâ⬠¦There are also other factors that could explain the big differences between these cities. The ethnic and racial makeup of the people living there and their educational levels could be a big difference. To really explain the increase or decline in both these cities is difficult because the two areas that I choose are so very different in population is really the biggest difference. In conclusion, in comparing both these big cities Cincinnati is showing an increase in the number of bu rglaries and almost every other crime as for Dallas, the crime rate there is down 6.4 percent. With the population in Dallas being 1,197,816 and Cincinnatiââ¬â¢s population being 296,943 people would think that Dallas would be a city full of crime but Cincinnati is far worse. According to NeighborhoodScout . com, on a scale of 100 to 1(100 is the safest) Cincinnati rates just a two. This scale shows that Cincinnati is just safer then two percent of the cities in the United States of America. There are many factors that could explain why Cincinnati has one of the fasting growing crime rates in the nation. One could be the economy where there is nine percent unemployment in the city alone. Another factor could be the racial and ethnic makeup of the city. Looking at the Dallas, Texas crime rates, it rates a six in the crime index (NeighborhoodScout.com). This means that Dallas, Texas is safer than six percent of theShow MoreRelatedCrime Data Comparison Paper761 Words à |à 4 Page sï » ¿ Crime Data Comparison Paper CJA/314 February 10, 2014 Christopher Byland Abstract This paper will compare burglary crime statistics between two cities for the years 2005 and 2012 using the Federal Bureau of Investigation database the Uniform Crime Reporting (UCR) Program. This paper will also, discuss which area had more reported incidents, what were the rates of the crime for each area, did the rates changed over time in either area, and what factors mightRead MoreCrime Data Comparison Paper731 Words à |à 3 PagesCrime Data Comparison Paper Name CJA/ 314 January, 2014 Dr. Anthony Carbo Abstract In this paper, this student completes the following: This student will compare forcible rape crime rates for California and Oregon. This student will compare the data to show which metropolitan area had more reported incidents of forcible rape crimes. This student will also identify the rates of the crime for each metropolitan area. In addition, this student will address how the crime rate changed over timeRead MoreCrime Data Comparison Paper813 Words à |à 4 PagesCRIME DATA COMPARISON PAPER ââ¬âMurder Rate According to the FBI Unified Crime Report for 2009, there were 385 murders in that year. The total population for Detroit in 2009 was just over 951,000. (The Neighborhood Scout, 2009) In Minneapolis, a city with about one-half the population of Detroit, the number of murders was 47. Not only is the population less than Detroit, the murder rate 6 times lower than Detroit. Here you can see that population seems to play a role in the amount of murders for theseRead MoreCja 314 Crime Data Comparison Essay1627 Words à |à 7 PagesTHIS PAPER IS HERE FOR REFERENCE/TUTORIAL PURPOSES ONLY. IT HAS BEEN SUBMITTED FOR GRADING, SO PLEASE DONââ¬â¢T PLAGIARIZE. Crime Data Comparison: Honolulu amp; New York NAME CJA 314 DATE PROF. Crime Data Comparison Crime is something that occurs throughout the world. To some people it is an incident that adds stress to oneââ¬â¢s life, and to others, they see it as a way of life. Over the last years, different areas of the United States have been affected by crime. The Federal Bureau of InvestigationRead MoreCrime Data Comparison1129 Words à |à 4 PagesHead: Crime Data Comparison Crime Data Comparison [Writers Name] [Institutes Name] Abstract This paper is about the crime data comparison particularly on the offense of burglary in two different metropolitan regions of the United States. The increasing rate of the burglary offense in association with the number of occurrences reported is also discussed. In addition, the factors that are affecting to the crime rate in such areas have also come under discussion. Crime Data Comparison As theRead MoreThe International Communication Association For An Academic Readership1652 Words à |à 7 PagesKathleen Aday, Sean 2003, ââ¬ËTelevision News and the Cultivation of Fear of Crimeââ¬â¢, Journal of communication, vol. 53, pp. 88-104. Topic This paper explores the concept of cultivation theory and the way in which violent programming on television can instil fear and influence perceptions when it comes to experiencing crime in the community. In using research findings to explore their hypothesis, the authors focus on analyzing data which underpins their prediction that television viewers are influencedRead MoreJuvenile Crime Statistics677 Words à |à 3 PagesIndividual Assignment; Juvenile Crime Statistics Paper CJA374 Juvenile Justice Systems and Processes Francisco Jorge Flores Sr. December 3rd, 2012 Mrs. Amy Gordon University of Phoenix Write a 700 to 1,050 word paper summarizing the key points of the ââ¬Å"Juvenile Arrests 2008â⬠article. Address the following; According to Puzzanchera (2009), on his Juvenile Arrests 2008, article published through the Juvenile Justice Bulletin from the Office of Juvenile Justice and Delinquency Prevention, juvenileRead MoreSimulation Strategies For Reducing Recidivism Risk1318 Words à |à 6 Pageslikely to commit crimes. Therefore, age should be a factor in release programs based on offenders age. This paper is important because it provides a background to practices that have resulted in the United States mass imprisonment of its citizens Vollaard, B. (2013), Preventing crime through selective incapacitation*. The Economic Journal, 123: 262ââ¬â284. doi:10.1111/j.1468-0297.2012. 02522.x This research suggests that crime can be prevented through selective incapacitation. This paper supports mandatoryRead MoreCrime Rates in America1161 Words à |à 5 PagesCrime Rates In America Elliot H. Maysonet CJA/204 08 April 2013 Prof. Ron Alter Crime Rates In America In societyââ¬â¢s day and age, Americans believe that crime has been steadily increasing. This perspective is based on information provided to the public by criminologist. Our society relies heavily on statistical data to measure criminality and the effectiveness of the laws that govern society. This data is collected and formulated to create what is known as national crime reports. These reportsRead MoreThe Transnational Crime Of Drug Trafficking925 Words à |à 4 Pages In this research paper I will discuss one transnational crime, and compare the contrast of two nations for their definition of the crime rate, and tools used to measure the crime. I will give each countryââ¬â¢s legal tradition and their major influences on crime definition, rate, and measurement. In this assignment I will analyze the extent to which crime statistics collected in different nations can adequately be compared. I have chosen to address the transnational crime of drug trafficking
Wednesday, May 6, 2020
The Effects Of Health Care On Healthcare - 1497 Words
Health care has changed significantly from it has used to be in the past and is still continuing to change and progress rapidly. The entire system has done a complete evolution from what it used to be and now the amazing technology, advances in medicine and health care economics are contributing factors to its rapid progression. We also need to remember that health care has become a booming business and patients have shifted into consumers changing the health care delivery models in a variety of ways for the future. Past There are a lot of ways that health care has changed in so many ways that have shaped and also contributed to its change. In the past, outside of health care society was dealing with a lot of barriers that included segregation and discrimination. In the health care system, unfortunately it wasnââ¬â¢t all too different as there were preferences of patient segregation and discrimination in the health care medical and education system. Another shift that occurred and changed from the past are the lengths of patient stays and their recovery turnarounds. For example, in the past it was common for a woman to be succumbed to a 10 day stay in the hospital after giving birth. This is a drastic change to our more standard 24-hour turnaround. In the past, it was also more apparent to see a Physician. This caused a lot of physician burn outs because doctors were continually on-call. Now we have nurse practitioners and Physician Assistants who are able toShow MoreRelatedHealth C are : Healthcare And Its Effect On Healthcare Delivery Essay2265 Words à |à 10 Pages Health Care Economics: Managed Health Care and its Effect on Health Care Delivery in the United States Studentââ¬â¢s name Institution Date ââ¬Æ' Health Care Economics: Managed Health Care and its Effect on Health Care Delivery in the United States The rising cost of medical care in America during the 1960s necessitated an intervention to keep costs low without compromising quality of health care. Health Maintenance Organisations (HMOs) would lead the way in heralding in a new era in health care financingRead MoreThe Affordable Care Act ( Aca )964 Words à |à 4 PagesForecasting is an important tool to help healthcare managers prepare for the challenges associated with rising health care costs. As the healthcare landscape continues to change, managers look at the past and present to predict the future. The U.S. government is major provider of health insurance for the elderly and disable persons. The governmentââ¬â¢s portion for covering healthcare costs has risen steadily, from 43% in 1980 and 38% in 1970 (Miller Washington, 2006 p. 40). Medicare is the singleRead MoreMedicaid And Medicare : Health Care For Individuals And Families With Low Income1605 Words à |à 7 PagesThe government has two programs that provide heal th care to specific groups of people in the United States known as Medicaid and Medicare. After President Johnson signed the Social Security Act in 1965, the government created these two programs. Each of the programs have their own eligibility requirements, coverage, and cost. The Healthcare reform effected both programs eligibility requirements, cost, and coverage. Medicaid provides healthcare insurance for individuals and families with low incomeRead MoreThe Cost Of The Cadillac Tax875 Words à |à 4 Pagesnational health care (Lowry 2015). The government is hopeful that implementation of the Cadillac tax will reduce overall health care expenditures and impede the growth of health care costs by encouraging a change in consumer behavior through discouraging the provision and obtainment of overly generous health coverage plans (Herring, 2011). Generally, individuals who are insured spend greater amounts on health care than those who are not as they can consume greater amounts of healthcare with a lesserRead MoreExpanding The Health Market : Effects And Expectations1007 Words à |à 5 PagesExpanding The Health Market: Effects and Expectations Health is an important part of humanity and healthcare is the vital process of maintenance and improvement of both physical and mental health (Dictionary, 2014). Diagnosis, treatment, prevention of illnesses, as well as injuries, are all part of the processes embedded in the complexity yet essential system necessary for better living and longevity of the human race. The balance relative to the three pillars of healthcare, a term coined to describeRead MoreStakeholders Are A Big Part Of A Healthcare Organization1481 Words à |à 6 PagesStakeholders are a big part of a healthcare organization. They play a major role in the Healthcare Delivery System that plays a part in the performance and the health of the organization. Five of the major stakeholders consist of government, providers (which includes doctors, nurses, pharmacists, and other healthcare providers), patients, insurance companies, and pharmaceutical companies. Based off of the healthcare delivery system where it stands now, there are some recommendations that the stakeholderRead MoreWhy People Should Care About The Quality Of Health Care Provided949 Words à |à 4 PagesIn healthcare, quality is defined as complying with approved procedures based on evidence while working to attain particular results. This means that each patient gets the correct individuals and equipment to carry out the proper procedure at the right time. For a health system to be considered high performing, it has to have the following characteristics: organized system care, sufficient service provision, coordination of care, quality measurement and advancement activities, accountability, andRead MoreThe Affordable Care Act911 Words à |à 4 Pagespreventative care to patients, at no cost. (HHS.gov, 2016) Consumer choice protection: Under the ACA, consumers have the right to choose whatever doctor they want from their insurance providerââ¬â¢s network. They also have the right to receive emergency treatment without requiring prior approval from their health insurance provider; and can receive care from other healthcare providers outside of their insurance providerââ¬â¢s network (HHS.gov, 2016). ++++++++++++++++++++++++++= The ACAââ¬â¢s effect on costs toRead MoreThe United States And Health Care1159 Words à |à 5 Pagesuniversal health care plan but the politicians of the day would never allow the federal government that type of power and control. At his time in American history healthcare was thought to be a personal issue or at least an issue that would be left to the states or even smaller government agencies. After World War II many politicians tried and failed to pass a national healthcare plan until Obama Care was passed and forced on the people of the United States. The reality is that Obama care is not evenRead MoreCost And Quality Of Healthcare1082 Words à |à 5 PagesCost and Quality in Healthcare When it comes to improving healthcare, one must be focused not only on quality but also on cost. The question is then raised: Will higher cost result in higher quality care or will higher quality care help control costs? It is no secret that healthcare is incredibly expensive in the United States. Despite healthcare in the United States being 50 ââ¬â 200% more expensive that in other economically developed countries, life expectancy rates and quality indicator scores
Tuesday, May 5, 2020
Problem Areas in Life Essay Example For Students
Problem Areas in Life Essay : In this day and age its pretty amazing to be achild that has parents that are still married. It truly is amazing how twopeople so different from one another can make a marriage. Many people entermarriage with the belief that if you love each other, than that is enough to getbye. -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-* Copyright DueNow.com Inc. *Category:PhilosophyPaper Title:Problem Areas in LifeText:17 Problem Areas in LifeFAMILYIn this day and age its pretty amazing to be a child that has parents thatare still married. It truly is amazing how two people so different from oneanother can make a marriage. Many people enter marriage with the belief that ifyou love each other, than that is enough to get bye. When I look at my parents I realize that they were raised in two totallydifferent environments, with different life styles, and different ways ofthinking. Yet, I cant help noticing that their family foundations are the same. Both of them have made a commitment to each other, a commitment to communicatewith one another, and a commitment to always love one another even when theydont always like one another. They must be doing something right, theirmarriage is in its 36th year!WORKCommunication in the work place and the ability to communicate effectively iscrucial to success. Even the simplest straightforward exchange of informationcan lead to distortion and miscommunication. The basis of a positive andsuccessful work place is the result of communication from managers topersonnel. Listening and feedback are essential to creating a harmonious workenvironment. It has been my personal experience that when communication in the workenvironment needs improvement management always increases written notices toemployees instead of verbal communication. When a manger has to come in contactwith an employee often times what they say can be important and it is intendedto benefit the receiver. When a manager needs to address a situation they shouldtake a good look into what the real problem is and if the employee has a clearunderstanding of the instructions in the first place. MONEYMoney and credit seem to be the root of many marital problems. We have allbeen in the same predicament at least once in our lives, not enough money tocover the bills. The choices you make now will determine your credit later. Topay your bills now will leave you strapped for the time being. To pay your billslate will leave you with damaged credit. When first starting out, credit is very hard to establish. You need to findsomeone that will give you that initial loan, whether that may be a credit cardor an actual bank loan. After you have been given the opportunity to buildcredit, how you manage it is entirely up to you. Many families experiencetension of money and credit problems. Once again, I believe that commitment andplanning is the key to overcoming potential problems in this area. LEISUREFamily leisure is an important aspect of leisure and an important part oflife for many people in our society. Home-based activities and family-orientedactivities outside the home are the most common forms of leisure activity. Family forms and structures have undergone dramatic changes in recent years,and the traditional family, made up of a bread-winner husband, ahomemaker mother and children, represents only a very small minority of familiestoday. There are an increasing number of non-traditional families, includingsingle-parent families, gay and lesbian families, blended families and childlessfamilies. Moreover, recognition of the differential needs of different cultural,racial and ethnic groups means recognition that family structures may varyaccording to cultural background. The Yellow Wallpaper ââ¬â Journey into Insanity Essay ThesisQUALITY OF LIFEA term that is highly associated with quality of life iseuthanasia. The most common thesis in support of euthanasia iscalled The Argument for Mercy. It simply states that euthanasia ismorally justified because it ends suffering. Terminally ill patients are peoplewho will never attain a personal existence, never experience life as a netvalue, and/or never achieve a minimal level of independence. The moral issueregarding euthanasia is not affected by whether more could have been done for apatient, but whether euthanasia is allowable if it is the only alternative totorment. Euthanasia does not refer to Nazi-like elimination of the sick, old, orunproductive. Traditionally, euthanasia means the search for a good death, aneasier death for one who is dying, a release through death from intractablesuffering. If a person prefers and even begs for death as an alternative tolinger on in torment, only to die, then s urely it is not immoral to help thisperson die sooner. Do unto others as you would have them do unto you is one of theoldest and most common moral proverbs, which applies to everyone alike. Whenpeople try to decide whether certain actions are morally correct, they must askwhether they would be willing for everyone to follow that rule, in similarcircumstances. Each of us is going to die someday; although, we do not know howor when and we have little choice in the matter. Suppose you were given thechoice to die quietly and painlessly or to live and suffer. A chance to survivea while longer with a disease so painful that you could only moan for those fewdays, weeks, or even months before death while family members stand helplesslyby. What would your ideal choice be? I know, I would choose the quick andpainless death not only for myself, but for my family. The principle ofself-determination promotes the ideas of self-governance, freedom of choice, andpersonal responsibility for individual decisions and behaviors. -=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-
Monday, April 13, 2020
Argumentative Essay Sample on Global Warming 3 Policies to Implement
Argumentative Essay Sample on Global Warming 3 Policies to Implement Global warming is one of the most challenging environmental problems in existence today. It threatens the health of the earthââ¬â¢s inhabitants and the worldââ¬â¢s economies every day. With global warming comes longer and more intense heat waves and storms. Along with those climate changes, come more pests which in turn can carry devastating diseases. Forestry and farming are feeling the negative impact of global warming and weââ¬â¢re also seeing traces of a devastated ecosystem. To prevent further damage and begin repairing the damaging effects of global warming, policies must be implemented and diligently enforced. Energy conservation is the only policy that I would put into effect. This policy would be very broad; encompassing as many aspects of energy use as possible. The first item on the table would be to force automobile manufacturers to only produce vehicles with high MPG ratings and eventually to develop new models that are not run on gasoline alone. Such vehicles are known as hybrids and are run on a combination of electricity and gasoline. Currently, the technology is available to manufacture cars with 40+ mpg ratings, however, the concern lies with the increasing number of trucks and SUVs that are known worldwide as ââ¬Å"gas-guzzlersâ⬠. These larger vehicles are becoming more and more prevalent and currently do not meet any efficiency standards. Requiring that all new SUVs and trucks from this point forward be as fuel efficient as their smaller counterparts, would be a large step in the way of vehicle efficiency and pave the way for less gasoline reliance. This in turn will allow for fewer emissions of carbon dioxide from the vehicles that we have all come to rely on for our sole source of transportation. The next policy to implement would be that technology be developed to make all appliances run efficiently; from refrigerators and stoves on down to video game equipment and lamps. Every piece of machinery or device that we own uses energy in some way, shape, or form. Large pieces of industrial equipment and even residential equipment require a lot of energy to run thereby contributing to the worldââ¬â¢s air pollution. If we would require that manufacturers of such items follow strict guidelines of energy efficiency, not only would users save money, but energy use would be at a minimum and thus, less air pollution would be created. Some headway is being made in this area, but not enough and not nearly fast enough. We see most progress being made in the residential areas: examples are Energy Star appliances and compact, fluorescent light bulbs. However, everything coming onto the market needs to be required to be energy efficient according to pre-determined standards and we canââ¬â¢t continue to bypass the industrial aspect of this. The last policy that I would implement revolves around recycling. I would require that all packaging be recyclable and that it be made from recycled materials. Recycling helps the environment by conserving our natural resources, saving energy, reducing air and water pollution, and reducing the need for landfill space. Currently, many recycling programs are in place worldwide, but there are no policies that enforce its unequivocal use, yet this is one of the easiest ways of protecting our environment. In order for my policy to be successful, all businesses and consumers need to actively participate. Following the reduce, reuse, and recycle methodology will help to reduce the amount of energy that is used during the elimination of waste products.
Wednesday, March 11, 2020
Anaconda Plan essays
Anaconda Plan essays Winfield Scott's original plan on how to crush the rebellion. General-in-chief Winfield Scott was a great leader of the union troops during the civil war. He fought many battles and came up with various military strategies. His most famous military strategy was the Anaconda Plan. He was the man that updated President Lincoln (personally) on the national military situation. These meetings were to help Scott work out the Union military aims. Winfield Scott was born in Petersburg, Virginia on June 13, 1786. Scott joined the army in 1808 and served with distinction as a young brigadier general in the 1812 War. Captured on the Niagara frontier he was exchanged in 1813 and fought with distinction at Chippewa (July 5, 1814) and Lundy's Lane (July 25, 1814). After the war, Scott rose to the rank of major general and went to Europe to study military tactics and in 1841 became commanding general of the United States Army. At the start of the Mexican War Scott recommended to President James Polk that General Zachary Taylor should command United States forces in the field. However, after Taylor made slow progress, Scott made a sea born invasion of Mexico that captured Vera Cruz and Mexico City, which was captured on September 14, 1846. Meanwhile General Stephen Kearney conquered New Mexico and with the support of John Fremont took control of California. A member of the Whig Party nominated Scott to be candidate in the 1852 presidential election. The party was badly divided with Southerners deeply suspicious of Scott's views on slavery. In the election Franklin Pierce won 1,601,474 votes against Scott's 1,386,578. On the outbreak of the American Civil War, President Abraham Lincoln called a special session of Congress and proclaimed a blockade of Gulf of Mexico ports. This strategy was based on the Anaconda Plan that had been developed by Scott. ...
Sunday, February 23, 2020
Paraphrasing Essay Example | Topics and Well Written Essays - 250 words - 26
Paraphrasing - Essay Example Additionally, the experiment will use Wheatstone bridge networks and two resistors, the photo-call and the potentiometer. This experiment seeks to offer lab experience with USB-1208FS DAQ in resistor network analysis. To achieve this, the experiment will rely on Wheatstone bridge networks and two resistors, the photo-call and the potentiometer. Consequently, the DAQ, photo-call, resistors, and the potentiometer construct two circuits that apply in this experiment. A resistor connected in series with Oscilloscope and a photo-resistor defines the initial circuit. In this circuit, users measures voltage using the Oscilloscope and disregard the DAQ and the laptop. A Wheatstone bridge circuit consisting of a photo-resistor and a potentiometer defines the second circuit. The DAQ measures voltage in this circuit. The experiment achieves its purpose by using a photo-resistor and a potentiometer to construct the circuit and using DAQ to measure
Friday, February 7, 2020
The Future of Manufacturing in the USA Essay Example | Topics and Well Written Essays - 1250 words
The Future of Manufacturing in the USA - Essay Example The Boeing Company in America announces its prevalent orders ever in the last year thus recording the highest exports by value. The enormous American brands, such as caterpillar and Intel, sustain the bases of domestic manufacturing despite their orientation globally. Companies repatriating include Ford and Continental AG that manufactures for a multitude of reasons, including problems of counterfeiting. Foreign corporations (Samsung and Volkswagen) at the same time build manufacturing amenities in America.Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã The current trends in the skilled workforce, reliable infrastructure, creativity, diversity, excellent universities, and entrepreneurial spirit continues to pinpoint the manufacturing advantage. It is the U.S . contentment that it would be more attractive as its counterparts costs wane as a result of productivity.Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Predicaments and barriers have surrounded the U.S. manufacturing sector. It is noticeable that top foreign manufacturers could be more globalized than their counterparts in the United States. Data on the top manufacturers demonstrates that the foreign manufacturers would be more international. The foreign employment recorded increased employment to 68 percent during the years between 1998 and 2010. A comparable figure was 47 percent in 2010 for the U.S manufacturers.Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã Ã The foreign manufacturers in the top list have established growing, and significant operations in the U.S. The market penetration could be due to green field investments, strategic alliances acquisitions, and mergers.
Wednesday, January 29, 2020
Characteristics of Romanticism Essay Example for Free
Characteristics of Romanticism Essay 1. Medievalism looking on the past to a simpler lifestyle (the good ole days). Written in the Close of Spring by Charlotte Smith 2. Orientalism (exotic locales) places that everyday people would not venture. Mystery emotional stimulus. 3. Primitivism belief that man was born inherently good. (Noble Savage writing by people of primitive cultures Africa, Native American) Society makes them bad. 4. Progress Romantics were not against progress but feared the effects on society. Man could create a better world without materialism. 5. Anti-intellectualism belief that everything is just not rational. The Tables Turned by William Wordsworth 6. Sentimentalism (emotions) very affected by what they see. Raw formality. 7. Humanitarism believed that all men were created equal and that you should help others. 8. Democracy supporters of the French revolution until it became violent. Agreed with the civil American revolution, used portage to fight for reform. 9. Originality New poetic formats and genres. 10. Diversity Authors wrote books and music, but did not write in one style. Mastered the art of writing. 11. Confessionalism art is a confession of the inner soul. Characters confess and express how they feel. 12. Purgative Purpose of Art authors believed their writings were cleansing their souls. Lines Composed a Few Miles away from Tintern Abbey by William Wordsworth 13. Protest and Dissent Original Protesters ills of society and the church. Not all authors of this era believed in this. Lines Written in Early Spring by William Wordsworth 14. A love of the wild and picturesque Nature is almost a character in novels. Nature inspires creativity. Pastoral Poesy by John Clare
Tuesday, January 21, 2020
School Project :: essays research papers
Introduction from the principalâ⬠¦Ã¢â¬ ¦Ã¢â¬ ¦. Students and Parents: We welcome you all here to Hard Knock High School. High school experiences offers learning opportunities that will provide skills to prepare you for post high school choices. Our staff at HKHS is here to help you through your high school career, and with anything else you need. We are open to the public, which means anyone can go here. We are all here to work with you, not against you, as most of you would like to think that we throw you in school to punish you. That is not true. If you try, just a little, then your high school experience at HKHS will be the best you will ever have. I wish you success in all your endeavors as a student at Hard Knock High School. Sincerely, Jessica C. Lynch Principal Rules of School 1.à à à à à Respect your peers as well as Teachers 2.à à à à à No Weapons 3.à à à à à No Drugs 4.à à à à à No Drinking 5.à à à à à No Sexual Contact 6.à à à à à No Beat boxes 7.à à à à à No Profanity ACADEMIC REQUIREMENTS CREDIT REQUIREMENTS In order to graduate from Hard Knock High School, a student shall be required to earn the following: à à à à à à à à à à 70 credits (based on 72 possible in grades 9-12) One credit will be given to each class passed with a D+ or higher for each term. REQUIRED COURSES ENGLISH ââ¬â 14 CREDITS SOCIAL SCIENCE ââ¬â 12 CREDITS SCIENCE ââ¬â 8 CREDITS HEALTH ââ¬â 2 CREDITS COMPUTER LITERACY ââ¬â 4 CREDITS ATHLETIC ELIGIBILTY All students that wish to play school sports must keep a GPA of 2.00 or higher. No excuses. COLLEGE PREPARATORY FRESHMANà à à à à SOPHOMOREà à à à à JUINORà à à à à SENIOR English 9 U.S. History Math Science Health Electives: Keyboarding, modern language fine arts, life skills, etc.à à à à à English 10 Am. History Math Biology Phys. Ed. Electives: Modern language, fine arts, business, life skills.à à à à à English 11 Government Electives: Math, Chemistry, etc.à à à à à Economics English Math Science Social Sci Modern Lang. Course Selection Index BUSINESS EDUCATION â⬠¢Ã à à à à Keyboarding â⬠¢Ã à à à à Basic Economics 1 & 2 â⬠¢Ã à à à à Business Math â⬠¢Ã à à à à Accounting 1 & 2 â⬠¢Ã à à à à Computer Applications â⬠¢Ã à à à à Web Publishing â⬠¢Ã à à à à Word Processing and Advanced â⬠¢Ã à à à à Business Management â⬠¢Ã à à à à Work Experience â⬠¢Ã à à à à School to work Mentorship and Internship FINE ARTS â⬠¢Ã à à à à Drama and Theater â⬠¢Ã à à à à Drawling â⬠¢Ã à à à à Painting â⬠¢Ã à à à à Ceramics â⬠¢Ã à à à à Sculpture â⬠¢Ã à à à à Set Design â⬠¢Ã à à à à Chorale â⬠¢Ã à à à à Chorus â⬠¢Ã à à à à Band â⬠¢Ã à à à à Art Seminar 1 & 2 â⬠¢Ã à à à à Computer Design â⬠¢Ã à à à à Dance ENGLISH â⬠¢Ã à à à à Journalism â⬠¢Ã à à à à Speech â⬠¢Ã à à à à Yearbook Publications â⬠¢Ã à à à à English 9th â⬠¢Ã à à à à English 10th
Monday, January 13, 2020
Phase Transformations in Metals
It follows that some of the parent phase volume disappears. * Transformation reaches completion If growth Is allowed to proceed until the equilibrium fraction Is attained. Two types of Nucleation 1 . Homogeneous: nuclei of the new phase form uniformly throughout the parent phase. 2. Heterogeneous: nuclei form preferentially at structural inhomogeneous, such as container surfaces, grain boundaries, insolvable impurities, dislocations, etc. Homogeneous nucleation: solidification of a pure material, assume nuclei of solid phase form In the interior of the liquid phase.There are two contributions to the total free energy change AC that accompany a solidification transformation 1 . The volume free energy Agave ââ¬â which is the difference in free energy between the solid and liquid phases. Agave will be negative if the temperature is below the equilibrium solidification temperature. The magnitude of its contribution is the product of Agave and the volume of the spherical nucleolus (4/ 3 aorta ) 2. Surface free energy y: energy comes from the formation of the solid-liquid phase boundary during the solidification transformation. Is postlude; the magnitude of this contribution Is the product of y ND the surface area of the nucleus (nor) * the total free energy change GAG Is equal to the sum of these two contributions: GAG=4/3 aorta GAG_v+rattrap y * In a physical sense, this means that as a solid particle begins to form as atoms in the liquid cluster together, its G first increases. If this cluster (embryo) reaches a size equal to the critical radius, r*, then growth will continue with the accompaniment of a decrease In LEG. An embryo with a radius greater than Is called a nucleus.A critical free energy occurs at the maximum of the curve, which corresponds to the activation energy needed for the formation of a stable nucleus. Critical radius of a stable solid particle nucleus: ) Activation free energy required for the formation of a stable nucleus: ) This volume fre e energy change is the driving force for the solidification transformation, its magnitude is a function of temperature. At the equilibrium solidification temperature (or melting temperature) Tm, Agave Is O, and with decreasing temp It becomes Increasingly more negative.Agave temperature decreases meaning, nucleation occurs more readily at temperature below Tm The number of stable nuclei n*(having r>r*) is a function of temperature as well: 1 ) changes in T have a greater effect on than on he denominator. As T is lowered below Tm the exponential term decreases such that the magnitude of n* increases *another important temperature dependent step in nucleation: the clustering of atoms during short range diffusion during the formation of nuclei. The influence of temp on the rate of diffusion: high temp increases diffusion.Diffusion is related to the frequency at which atoms from the liquid attach themselves to the solid nucleolus, VT. Thus, low temp results in a reduction in VT. The nuc leation rate N is the product of n* and VT Heterogeneous nucleation has a lower activation energy than homogeneous because he surface free energy is reduced when nuclei form on the surface of preexisting surfaces. Growth occurs by long range diffusion consequently, the growth rate G is determined by the rate of diffusion, and its temperature dependence is the same as the diffusion coefficient (recall chapter that diffusion increases as temperature increases).Most phase transformations require some finite time to go to completion, and the rate is important in the relationship between heat treatment and the development of macrostructure * for solid systems the rate is so slow that true equilibrium structures are rarely achieved, equilibrium is maintained only if heating and cooling are carried out at SLOW unpractical rates. *for other than equilibrium cooling Superimposing: cooling to below a phase transition temperature without the occurrence of the transformation Superannuating: hea ting to above a phase transition temperature without the occurrence of the transformation
Saturday, January 4, 2020
Subscribe to:
Posts (Atom)