1,080 research outputs found

    Great The Quest to Find the Man and the Myth of King Alfred

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    The Use of Role Theory to Build Identity in Adolescents

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    This paper discusses how role theory introduced through the arts can aide adolescents in understanding the many parts of their own identity. The research focuses on the idea that through strengths based identity building, teens can increase their self-knowledge and self-esteem which will in turn decrease the chances for each individual developing symptoms of anxiety and depression. Relevant literature and research were used in order to develop evidence based expressive art therapy interventions to further explore identity using a strengths based approach. The intervention was introduced to an adolescent client who has a diagnosis of adjustment disorder with anxiety and depressed mood. The session focused on building identity by utilizing music, visual art, and creative writing through the lens of drama therapy’s role theory and expressive art therapy’s crystallization theory

    The ideological gap : behavioral trends of the politically active, 1976-2004

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    The entire dissertation/thesis text is included in the research.pdf file; the official abstract appears in the short.pdf file (which also appears in the research.pdf); a non-technical general description, or public abstract, appears in the public.pdf file.Title from title screen of research.pdf file (viewed on August 11, 2009)Thesis (M.A.) University of Missouri-Columbia 2008.This thesis tracks the relationship between voter positions on ideological issues and voter partisanship in presidential elections from 1976 to 2004 using data from the ANES. Based on Stimson's (1975) work, the electorate was divided into quartiles, representing a continuum of political engagement. On one end are those voters that are not paying attention to politics, that do not organize their beliefs along the abstract liberal-conservative dimension, and that are not highly educated. On the other end are those voters that are paying attention to politics, that organize their beliefs along the liberal-conservative dimension, and that are highly educated. I present evidence demonstrating the most politically engaged twenty-five percent of the population are consistently connecting their partisanship and issue positions at higher rates from 1976 to 2004, representing a trend that does not seem to be stalled by any single election. The least politically engaged twenty-five percent of the electorate are not making any absolute or election specific strides in connecting their partisanship and issue positions. The middle fifty percent of the electorate have fluctuated in connecting their issues positions and their partisanship depending on the election. Only the top twenty-five percent of the electorate have made large strides in organizing their political beliefs since 1976, leaving the rest of the electorate lagging far behind.Includes bibliographical reference

    3D Visualization of Hill-Sachs Lesions with Articulation

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    A Hill-Sachs Lesion is a wound to the Humeral Head that can result in shoulder instability and recurrent dislocation. The current standard for diagnosis and treatment is for the patient to undergo a CT or MRI scan of the Glenohumeral joint. The attending physician then visually inspects the image slices to infer the actual damage to the Glenoid and humerus to then recommend a proper surgical procedure to correct it. The treatment options for a Hill-Sachs Lesion vary in complexity, complication rate, chance of recurrence, and resulting joint mobility for the patient. Surgeons will diverge in their choice of correctional surgeries given the same set of CT/MRI images. This can result in a mismatch between the patient’s actual needs and the chosen surgery. We provide a 3D visualization and joint manipulation pipeline to increase the accuracy of diagnoses made by surgeons for treatment of Hill-Sachs Lesions. We transform 2D Dicom data into 3D space, where it may be posed and manipulated to give the surgeon a better view of the damaged site. We then introduce several convenience functions that solve for positions that are of interest when assessing the possibility of re-engagement and re-dislocation. We also present the ability to position the 3D data at solved-for positions, and to make use of a calibrated VR orientation tool named Myo Bracelet to position and animate the humerus as if it were the patient’s arm. We believe these steps allow simple and intuitive manipulation of the data that better represents the scenarios that surgeons visualize when planning their surgery

    Radio Planetary Nebulae in the Small Magellanic Cloud

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    We present ten new radio continuum (RC) detections at catalogued planetary nebula (PN) positions in the Small Magellanic Cloud (SMC): SMPS6, LIN 41, LIN 142, SMP S13, SMP S14, SMP S16, J18, SMP S18, SMP S19 and SMP S22. Additionally, six SMC radio PNe previously detected, LIN 45, SMP S11, SMPS17, LIN321, LIN339 and SMPS24 are also investigated (re-observed) here making up a population of 16 radio detections of catalogued PNe in the SMC. These 16 radio detections represent ~15 % of the total catalogued PN population in the SMC. We show that six of these objects have characteristics that suggest that they are PN mimics: LIN 41, LIN 45, SMP S11, LIN 142, LIN 321 and LIN 339. We also present our results for the surface brightness - PN radius relation ({\Sigma}-D) of the SMC radio PN population. These are consistent with previous SMC and LMC PN measurements of the ({\Sigma}-D) relation.Comment: Accepted for publication in Astrophysics and Space Scienc

    A new synoptic survey of Northern Ireland lakes: sampling from the air

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    Northern Ireland has approximately 1670 lakes, which cover 4.4% of the land surface. However, most of the water area is accounted for by the large lakes such as Lough Neagh (385 km2) and Lower Lough Erne (109.5 km ). The majority of lakes are less than 100 hectares in area. They tend to be distributed towards the south and west of the Province, where extensive drumlin swarms are rich in small waterbodies. In 1988-1991, 610 of the 708 lakes between one and 100 hectares were sampled by the Northern Ireland Lake Survey. The objective was to assess their conservation status based on their aquatic macrophyte flora, but in addition to extensive plant surveys, the water of each lake was analysed for a range of chemical variables. This article reports on a full-scale survey carried out in early March 2002. The survey was taken with help of two helicopters. The authorise summarise the results of the chemical analysis of the survey

    Fe VII lines in the spectrum of RR Telescopii

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    Thirteen transitions within the ground 3d^2 configuration of Fe VII are identified in ultraviolet and optical spectra of the symbiotic star RR Telescopii obtained with the STIS instrument of the Hubble Space Telescope. The line fluxes are compared with theoretical data computed with the recent atomic data of K.A. Berrington et al., and high resolution optical spectra from VLT/UVES are used to identify blends. Seven branching ratios are measured, with three in good agreement with theory and one affected by blending. The lambda5277/lambda4943 branching ratio is discrepant by > 3 sigma, indicating errors in the atomic data for the lambda5277 line. A least-squares minimization scheme is used to simultaneously derive the temperature, T, and density, N_e, of the RR Tel nebula, and the interstellar extinction, E(B-V), towards RR Tel from the complete set of emission lines. The derived values are: log T/K = 4.50 +/- 0.23, log N_e/cm^-3=7.25 +/- 0.05, and E(B-V)<0.27. The extinction is not well-constrained by the Fe VII lines, but is consistent with the more accurate value E(B-V)=0.109^{+0.052}_{-0.059} derived here from the Ne V lambda2974/lambda1574 ratio in the STIS spectrum. Large differences between the K.A. Berrington et al. electron excitation data and the earlier F.P. Keenan & P.H. Norrington data-set are demonstrated, and the latter is shown to give worse agreement with observations.Comment: To be published in Astronomy & Astrophysics; 7 pages, 4 figure

    A new synoptic survey of Northern Ireland lakes: sampling from the air

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    Northern Ireland has approximately 1670 lakes, which cover 4.4% of theland surface. However, most of the water area is accounted for by the largelakes such as Lough Neagh (385 km2) and Lower Lough Erne (109.5 km ).The majority of lakes are less than 100 hectares in area. They tend to bedistributed towards the south and west of the Province, where extensivedrumlin swarms are rich in small waterbodies

    Classical simulation of noninteracting-fermion quantum circuits

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    We show that a class of quantum computations that was recently shown to be efficiently simulatable on a classical computer by Valiant corresponds to a physical model of noninteracting fermions in one dimension. We give an alternative proof of his result using the language of fermions and extend the result to noninteracting fermions with arbitrary pairwise interactions, where gates can be conditioned on outcomes of complete von Neumann measurements in the computational basis on other fermionic modes in the circuit. This last result is in remarkable contrast with the case of noninteracting bosons where universal quantum computation can be achieved by allowing gates to be conditioned on classical bits (quant-ph/0006088).Comment: 26 pages, 1 figure, uses wick.sty; references added to recent results by E. Knil

    Tolerance induction in memory CD4 T cells requires two rounds of antigen-specific activation

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    Autoimmune diseases are driven by immune cells that recognize self-tissues. A major goal for treatment strategies for autoimmune diseases is to turn off or tolerize self-reactive immune cells such as CD4 T cells that coordinate tissue damage in many autoimmune diseases. Autoimmune diseases are often diagnosed many years following their onset. The self-reactive CD4 T cells that must be tolerized, therefore, are previously activated or memory CD4 T cells. Little is known about whether tolerance can be induced in memory CD4 T cells. This paper demonstrates that memory CD4 T cells survive initial exposure to tolerance-inducing signals but that a second activation signal leads to cell death. This study has important implications for immunotherapeutic strategies for autoimmune diseases
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