EFFECTS ON FATIGUE CRACK GROWTH AND FAILURE IN A RAIL STEEL 1. Increasing R (ratio of minimum to maximum stress) was found to both accelerate cracking and reduce the critical crack size at instability (alternating or pulsating loads? Or nearing fracture?) 2. The equation of Forman et al. relating crack growth rate to ∆K and R gave the best fit. It is used to predict life in the finite range of S-N curve. 3. Pulsating load = zero-to-tension loading 4. Fatigue crack growth rate = dldN
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Obesity- Texas’s Number One Epidemic Health Problem Joe Thomas Obesity- Texas’s Number One Epidemic Health Problem Introduction The obesity in children and adults is a serious issue for Texas in the current time. The occurrence of obesity among Texas people is greater than the national average‚ and remains increase (DSHS‚ 2010). This epidemic health problem increases a possibility of cardiac disease‚ stroke‚ high blood pressure‚ diabetes‚ certain neoplasms‚ and other severe
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“Cyber Bullying Amongst Teens- A New Found Social Epidemic” Yolanda Jones Essex County College “Cyber Bullying Amongst Teens- A New Found Social Epidemic” In 2014‚ the Center for Disease Control and the Department of Education released their definition of bullying for research and surveillance. The core elements of the definition include: unwanted aggressive behavior; observed or perceived power imbalance; and repetition of behaviors or high likelihood of repetition. According
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Crack Cocaine and Corruption: The C.I.A’s involvement with the fall of the Black Panther Party and the African American Community LA Shelle E. Daisy History 97E Professor Hernandez November 13‚ 2012 The Black Panther Party was founded in Oakland‚ California by Huey Newton and Bobby Seale on October 15‚ 1966‚ and was dissolved in 1982 due to a crack cocaine epidemic of the African American community. The Central Intelligence Agency (C.I.A.) involvement with the smuggling of crack cocaine
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means millions of people are sick or dying unnecessarily. Discounted prices make political‚ economic‚ and‚ most importantly‚ moral sense. Although ninety-five percent of people living with HIV/AIDS are in developing countries‚ the impact of this epidemic is global. In South Africa‚ where one in four adults are living with the disease‚ HIV/AIDS means almost certain death for those infected. In developed countries however‚ the introduction of antiretroviral drugs has meant HIV/AIDS is treated as a
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IBUS 3312 - International Management Pharmaceutical Companies‚ Intellectual Property‚ and the Global AIDS Epidemic Analysis While this case is literally full of negative aspects‚ we will only focus on the main points for both arguments. Pharmaceutical companies want to be sure that the products they spend years and millions of dollars to create are not easily reproduced and sold at discount prices. The profits pharmaceuticals make of their patented products are supposed to refinance
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------------------------------------------------- How is the HIV/AIDS Epidemic Affecting People in the World? (Statistics‚ How It Came About And Prevention) Within the last fifteen years the Human Immunodeficiency Virus / Acquired Immune Deficiency Syndrome (HIV/AIDS) has increased significantly since its first recognition in the United States of America in the early 1980s. HIV/AIDS is one of the top killers in the world today. In July 2008‚ the UNAIDS 2008 Report estimated that at the end
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Texting and driving has become a tremendous epidemic in the most recent years. Texting and driving is considered to be very dangerous and causes fatal and non-fatal car accidents. This is not only an issue for teenagers‚ but also an issue for adults. In order to put a stop to this horrible epidemic‚ we should crack down on texting and driving. People are horrible at multitasking while driving; therefore‚ we should have ways to prevent the issue. Ways to obviate texting and driving can be: increasing
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"Computer forensics is the specialized practice of investigating computer media for the purpose of discovering and analyzing available‚ deleted‚ or "hidden" information that may serve as useful evidence in a legal matter. " (Steen‚ Hassell 2004) Computer forensics has become a very important factor of criminal investigations. Since computers have become mainstream the need for a science that will deal with the technology has become an issue for the judicial and legal system. Some of the areas computer
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Greed: The Powerhouse Driving the Global Human Trafficking Epidemic The hearts of all people have only dipped into the pool of greed while others have drowned and come out of this pool drenched with a selfish desire. It is this desire for personal gain and profit that drives the human trafficking business. Greed can be defined as a compulsive desire to possess excessive wealth‚ status and power with the intention to keep it for one’s self‚ far beyond the basic needs or comfort of the individual
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