196,616 research outputs found

    The Effect of fuel and poison management on nuclear power systems

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    Statement of responsibility on title page reads: N.B. McLeod, M. Benedict, K. Uematsu, H.L. Witting, and K.S. Ram"September 15, 1961."Submitted by the first author as a Ph. D. thesis, Massachusetts Institute of Technology, Dept. of Nuclear Engineering, 1962"NYO-9715, TID 4500 Category, UC-80 Reactor Technology.""This work was done in part at the MIT Computation Center."Includes bibliographical references (p. 492-496)Report; June, 1959 - September, 1961Contract no. AT(30-1)-207

    Supplemental material for The Residuum of Childhood Physical and Sexual Abuse: Coming to Terms in Couple Relationships

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    Supplemental Material for The Residuum of Childhood Physical and Sexual Abuse: Coming to Terms in Couple Relationships by Alyssa Banford Witting and Dean M. Busby, in Journal of Interpersonal Violence</p

    The Penrose dodecahedron and the Witting polytope are identical in CP(3)

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    It is demonstrated that the set of 40 states of a spin-3/2 particle used by Zimba and Penrose to give proofs of the Kochen-Specker and Bell theorems is identical (i.e., unitarily equivalent) in CP(3) to the set of 40 rays derived from the vertices of the Witting polytope, which is a regular complex polytope in C(4). The Witting polytope actually has two different apparitions in projective spaces of different dimensions: it appears in CP(3) as the Penrose dodecahedron and in RP(7) (after an initial inflation into R(8)) as a set of rays associated with the root vectors of the Lie algebra E8. The interest of these apparitions is that they provide proofs of the Kochen-Specker theorem, but of very different types: while the proofs provided by the Penrose dodecahedron are complex (in both senses of the word), those provided by the E8 system are real and easy to grasp (being parity proofs that take no more than simple counting to verify). The different proofs it provides in different settings would seem to justify calling the Witting polytope a "quantum chameleon", and we raise (but leave unanswered) the question of whether it is the only object of this type.Comment: 11 pages, 3 Tables, 2 figures; 5 references have been added to the earlier versio

    KCNQ/M currents in sensory neurons: Significance for pain therapy

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    Neuronal hyperexcitability is a feature of epilepsy and both inflammatory and neuropathic pain. M currents [I-K(M)] play a key role in regulating neuronal excitability, and mutations in neuronal KCNQ2/3 subunits, the molecular correlates of I-K(M), have previously been linked to benign familial neonatal epilepsy. Here, we demonstrate that KCNQ/M channels are also present in nociceptive sensory systems. I-K(M) was identified, on the basis of biophysical and pharmacological properties, in cultured neurons isolated from dorsal root ganglia (DRGs) from 17-d-old rats. Currents were inhibited by the M-channel blockers linopirdine (IC50, 2.1 muM) and XE991 (IC50, 0.26 muM) and enhanced by retigabine (10 muM). The expression of neuronal KCNQ subunits in DRG neurons was confirmed using reverse transcription-PCR and single-cell PCR analysis and by immunofluorescence. Retigabine, applied to the dorsal spinal cord, inhibited C and Adelta fiber-mediated responses of dorsal horn neurons evoked by natural or electrical afferent stimulation and the progressive "windup" discharge with repetitive stimulation in normal rats and in rats subjected to spinal nerve ligation. Retigabine also inhibited responses to intrapaw application of carrageenan in a rat model of chronic pain; this was reversed by XE991. It is suggested that I-K(M) plays a key role in controlling the excitability of nociceptors and may represent a novel analgesic target

    Dr. Duane M. Jackson, Morehouse College, July 2011

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    This video is a conversation with Dr. Duane M. Jackson. Dr. Jackson talks about his paper, "Recall and the Serial Position Effect: The Role of Primacy and Recency on Accounting Students' Performance." Jackie Daniel, AUC Woodruff Library, is the interviewer

    "Reflections on the subject of Emigration from Europe with a view to Settlement in the United States" By M. Carey.

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    "Reflections on the subject of Emigration from Europe with a view to Settlement in the United States: containing bried sketches of the moral and political character of those states. By M. Carey, member of the American philosophical, and of the American Antiquarian Society, and author of The Olive Branch, Cindiciae Hibernicae, essays on banking, on political economy, and on internal improvement. To which are now added the English editor's comments on the subject; together with Important Advice to Emigrants, and Cautions Against Impositions Practiced in the Outports

    On the Attainment of the Cramer-Rao Bound in IL(r) -Differentiable Families of Distributions

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    8 pages, 1 article*On the Attainment of the Cramer-Rao Bound in IL(r) -Differentiable Families of Distributions* (Muller-Funk, Ulrich; Pukelsheim, Friedrich; Witting, Hermann) 8 page

    Dispelling the Myths Behind First-author Citation Counts

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    We conducted a full-scale evaluative citation analysis study of scholars in the XML research field to explore just how different from each other author rankings resulting from different citation counting methods actually are, and to demonstrate the capability of emerging data and tools on the Web in supporting more realistic citation counting methods. Our results contest some common arguments for the continued use of first-author citation counts in the evaluation of scholars, such as high correlations between author rankings by first-author citation counts and other citation counting methods, and high costs of using more realistic citation counting methods that are not well-supported by the ISI databases. It is argued that increasingly available digital full text research papers make it possible for citation analysis studies to go beyond what the ISI databases have directly supported and to employ more sophisticated methods

    Dr. Glendon Swarthout

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    Hosted by Roger M. Busfield, MSU Assistant Professor of Speech and Theater, Meet the Author is designed to introduce a general audience to a contemporary author and their work through in-depth interviews. This episode features a conversation between Dr. Glendon Swarthout, prolific author and English professor at MSU, and assistant professors Sam S. Baskett and Theodore B. Strandness

    A confocal beam scanning white-light microscope

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    We report on a confocal beam scanning microscope utilizing a continuous Xe short-arc lamp operating in the visible spectrum with unprecedented radiance. Measurements of lateral and vertical resolution will be presented and compared with those of an equivalent scanning laser microscope. Resolution of the white-light microscope is equivalent to that of the scanning laser microscope. White-light microscope images positively stand out from those of the scanning laser microscope by their lack of artefacts caused by interference
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