52,507 research outputs found

    Veritatis Splendor and the Ethics of Organ Transplants

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    Speedy Trials: Recent Developments Concerning a Vital Right

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    Historically, Anglo-American law has jealously guarded the right of an accused to have a speedy trial in a criminal prosecution. It is extended to defendants in federal cases by the sixth amendment to the Constitution. Through incorporation into the fourteenth amendment, the protection is likewise available to defendants in state prosecutions. Notwithstanding constitutional provisions and Supreme Court decisions, the concept of a speedy trial has always been ambiguous. Until recent times it has been considered a matter that could only be defined in the context of the special circumstances of individual cases. The right was said to be “consistent with delays;” thus there has been less than an absolute guarantee that a defendant would be tried within a short time of his arrest of indictment. Society has several vital interests in securing speedy trials in criminal prosecutions. This Note will discuss those interests and examine two plans which represent attempts to give exact definition to the right. One plan was made effective in 1971 by the Judicial Council for the Second Circuit of the United States Court of Appeals. The other, the Speedy Trial Act of 1974, is the product of congressional action. By 1979, after a five year break-in period, this Act must be given full effect in all federal courts

    Formal Study in the Humanities? Get Real

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    Active Virtual Network Management Prediction: Complexity as a Framework for Prediction, Optimization, and Assurance

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    Research into active networking has provided the incentive to re-visit what has traditionally been classified as distinct properties and characteristics of information transfer such as protocol versus service; at a more fundamental level this paper considers the blending of computation and communication by means of complexity. The specific service examined in this paper is network self-prediction enabled by Active Virtual Network Management Prediction. Computation/communication is analyzed via Kolmogorov Complexity. The result is a mechanism to understand and improve the performance of active networking and Active Virtual Network Management Prediction in particular. The Active Virtual Network Management Prediction mechanism allows information, in various states of algorithmic and static form, to be transported in the service of prediction for network management. The results are generally applicable to algorithmic transmission of information. Kolmogorov Complexity is used and experimentally validated as a theory describing the relationship among algorithmic compression, complexity, and prediction accuracy within an active network. Finally, the paper concludes with a complexity-based framework for Information Assurance that attempts to take a holistic view of vulnerability analysis

    RK()R_{K^{(*)}} and the origin of Yukawa couplings

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    We explore the possibility that the semi-leptonic BB decay ratios RK()R_{K^{(*)}} which violate μe\mu - e universality are related to the origin of the fermion Yukawa couplings in the Standard Model. Some time ago, a vector-like fourth family (without a ZZ') was used to generate fermion mass hierarchies and mixing patterns without introducing any family symmetry. Recently the idea of inducing flavourful ZZ' couplings via mixing with a vector-like fourth family which carries gauged U(1)U(1)' charges has been proposed as a simple way of producing controlled flavour universality violation while elegantly cancelling anomalies. We show that the fusion of these two ideas provides a nice connection between RK()R_{K^{(*)}} and the origin of Yukawa couplings in the quark sector. However the lepton sector requires some tuning of Yukawa couplings to obtain the desired coupling of ZZ' to muons.Comment: Minor corrections to phenomenology section to match published version. 19 pages, 4 figure

    Analysis of Issues for Project Scheduling by Multiple, Dispersed Schedulers (distributed Scheduling) and Requirements for Manual Protocols and Computer-based Support

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    Although computerized operations have significant gains realized in many areas, one area, scheduling, has enjoyed few benefits from automation. The traditional methods of industrial engineering and operations research have not proven robust enough to handle the complexities associated with the scheduling of realistic problems. To address this need, NASA has developed the computer-aided scheduling system (COMPASS), a sophisticated, interactive scheduling tool that is in wide-spread use within NASA and the contractor community. Therefore, COMPASS provides no explicit support for the large class of problems in which several people, perhaps at various locations, build separate schedules that share a common pool of resources. This research examines the issue of distributing scheduling, as applied to application domains characterized by the partial ordering of tasks, limited resources, and time restrictions. The focus of this research is on identifying issues related to distributed scheduling, locating applicable problem domains within NASA, and suggesting areas for ongoing research. The issues that this research identifies are goals, rescheduling requirements, database support, the need for communication and coordination among individual schedulers, the potential for expert system support for scheduling, and the possibility of integrating artificially intelligent schedulers into a network of human schedulers

    Linear Quadrupole Focusing for High Resolution Microdroplet-Based Fabrication

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    In industry, particularly in the field of rapid prototyping, droplet-based manufacturing is proving to be an extremely efficient technique for the production of low cost electronic components. However, for some applications, the desired material properties at deposition are not easily integrated with a homogeneous, low viscosity fluid suitable for droplet ejection. For this reason, it would prove beneficial to have some means of altering the material properties of the droplets during their travel to the substrate. Due to the inherent irregularities in droplet ejection systems, increases in the associated throw-distances and travel times generally cause decreased resolution in placement. Thus, the purpose of this study was to assess the potential of a linear electrodyamic quadrupole for use in constraining the trajectories of charged microdroplets to allow for modification of their material properties prior to deposition. The equations of motion for the droplets within the device were derived and integrated numerically. Approximate bounds on the system stability were determined and the effects of the respective parameters were considered. An experimental system was constructed and used for deposition experiments. The results obtained, show that a linear quadrupole can be used to focus microdroplet streams for deposition, and that the corresponding operating variables can be predicted from the governing equations
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