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Thermal transfer printing refers to printing processes that utilize heat to produce an image by either physical or chemical means or by a combination of both. As the technology has improved and the supplies have become less expensive, the use of thermal printing in the personal and business markets has increased significantly. Specifically, dye diffusion thermal transfer and thermal mass transfer have become predominant in the production of counterfeit credit cards, drivers' licenses, and other types of documents produced on plastic media. Chemical analysis by means of thin layer chromatography (TLC) has proven to be useful in characterizing various types of inks (e.g., writing and inkjet inks). In this study, the authors examined 81 different samples that included a total of 54 printer samples (43 photographic prints on paper and eleven plastic card samples) and 27 printer ribbons. A new TLC method was developed and tested utilizing a solvent system (80% n-hexane, 3% methyl ethyl ketone, and 17% ethyl acetate) that is capable of producing excellent resolution.  相似文献   
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An experiment was conducted to investigate whether hindsight bias influences an important class of legal decisions—civil jurors' judgments of liability for punitive damages. Jury-eligible citizens were shown a videotaped summary of the circumstances surrounding an environmental damage lawsuit. Some subjects were presented a foresight perspective and asked to judge whether or not a railroad should comply with an order to stop operations on a section of track that had been declared hazardous. Other subjects were asked to judge whether the railroad was liable for punitive damages after an accident occurred. Three independent variables were manipulated: temporal perspective with one third of the subjects assessing risks in foresight and two thirds assessing risks in hindsight; subject role with one half of the subjects asked to assume the role of a juror rendering a verdict and one half the role of a citizen whose personal opinion was solicited; and, in the hindsight conditions only, the amount of damage ($240,000 vs. $24,000,000) caused by the accident. Almost all measures of participants' judgments and thoughts about the case showed dramatic foresight–hindsight differences. The participants' role had an effect on some measures; for example, participants in the juror role exhibited slightly smaller hindsight effects when judging liability than did those in the citizen role. The magnitude of the damage caused by the accident had no effects on any measures.  相似文献   
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Two experiments were conducted to study the manner in which civil jurors assess punitive damage awards. Jury-eligible citizens were shown a videotaped summary of an environmental damage lawsuit and told that the defendant had already paid compensatory damages. They were asked to judge liability for punitive damages and, if damages were to be assessed, to assign a dollar award. Three independent variables were manipulated in the case materials: the dollar amounts that were explicitly requested by the plaintiffs in their closing arguments to the jury, the geographical location of the defendant corporation, and the location of the lead plaintiff. Consistent with prior findings of anchor effects on judgments, we found that the plaintiffs requested award values had a dramatic effect on awards: the higher the request, the higher the awards. We also found that local plaintiffs were awarded more than were geographically remote plaintiffs, while the location of the defendant company did not have reliable effects on the awards. The implications of these results for procedures in civil trials and for theories of juror decision making are discussed.  相似文献   
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Concern about school violence has been escalating in recent years. A variety of strategies are used in efforts to prevent violence in schools. These remedies can be classified as legal, interactionist, and physical remedies. Legal remedies refer to laws, like the reasonable suspicion to search strategy that allows school officials to search and seize contraband. Interactionist remedies refer to practices that encourage students and other school officials to communicate more openly with school officials about possible cases of violence. Physical remedies refer to strategies that involve altering the school environment in an effort to prevent violence. This study considered the way that 138 school officials from the Commonwealth of Virginia defined the usefulness of these strategies. Attention was also given to whether certain factors contribute to the officials' assessments of the efficacy of each prevention strategy. Results of the study showed that the interactionist, and then legal remedies are believed to be the most useful, while physical remedies are perceived as the least useful strategies. The study uncovered differences of opinion based on racial lines. As an example, more Blacks than Whites were more likely to describe metal detectors as a very useful strategy. Implications of the study are provided.  相似文献   
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Mauricio Font, The State and the Private Sector in Latin America: The Shift to Partnership. New York: Palgrave Macmillan, 2015. Figure, bibliography, appendixes, index, 318 pp.; hardcover $100, ebook $79.99. Tracy Beck Fenwick, Avoiding Governors: Federalism, Democracy, and Poverty Alleviation in Brazil and Argentina. Notre Dame: University of Notre Dame Press, 2016. Tables, figures, acronyms, bibliography, index, 277 pp.; hardcover $75, paperback $29. Michael Reid, Brazil: The Troubled Rise of a Global Power. New Haven: Yale University Press, 2016 [2014]. Illustrations, 352 pp.; paperback $22. Ben Ross Schneider, ed., New Order and Progress: Development and Democracy in Brazil. New York: Oxford University Press, 2016. Tables, figures, bibliography, index, 328 pp.; hardcover $99, paperback $31.95, ebook. Anthony P. Maingot, Race, Ideology, and the Decline of Caribbean Marxism. Gainesville: University Press of Florida, 2015. Index, 368 pp.; hardcover $79.95. Sebastián Ureta, Assembling Policy: Transantiago, Human Devices, and the Dream of a World‐Class Society. Cambridge: MIT Press, 2015. Photographs, figures, abbreviations, bibliography, index, 224 pp.; hardcover $39, ebook $27. Carlos de la Torre, De Velasco a Correa: insurreciones, populismos y elecciones en Ecuador, 1944–2013. Quito: Corporación Editora Nacional, 2015. Tables, bibliography, 243 pp.; paperback. Sebastian E. Bitar, US Military Bases, Quasi‐Bases, and Domestic Politics in Latin America. New York: Palgrave Macmillan, 2016. Map, figures, tables, notes, bibliography, index, 220 pp.; hardcover $110, ebook $79.99.  相似文献   
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