2,834 research outputs found

    Overcoming the Myth of the Contemporary “Starving Artist”: An Exploration into the Fusion and Viability of a 21st-Century Career in Art and Design

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    This research explores the myth of the “starving artist” surrounding the pursuit of a career in the arts. Artists are often dubbed as starving due to the pre-conceived notion that careers in art do not provide longevity or financial stability. Due to this stigma, budding creatives are often dissuaded at home, school, or both from pursuing a career doing what they love. Arts programs are often cut and or remain underfunded, mainly due to this biased perception. Research indicates that careers in the arts have expanded exponentially due to its merge with various fields. According to both the STEM vs. STEAM Infographic archived in the National Arts Administration and Policy Publications Database and an article entitled, “STEM or STEAM. We’re missing the point” written by Vince Bertram, President and CEO of Project Lead The Way Inc., early arts education contributes to a more well-rounded and capable professional in several industries. It also shows that artists and designers in traditional and contemporary positions earn livable wages in stable careers. This study aims to produce a website featuring up to date information and inspiration for the aspiring creative. Coordinating materials and collateral will also be produced to help grow the site’s visibility and further disseminate this information to students, educators, and parents

    Biot-Savart-like law in electrostatics

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    The Biot-Savart law is a well-known and powerful theoretical tool used to calculate magnetic fields due to currents in magnetostatics. We extend the range of applicability and the formal structure of the Biot-Savart law to electrostatics by deriving a Biot-Savart-like law suitable for calculating electric fields. We show that, under certain circumstances, the traditional Dirichlet problem can be mapped onto a much simpler Biot-Savart-like problem. We find an integral expression for the electric field due to an arbitrarily shaped, planar region kept at a fixed electric potential, in an otherwise grounded plane. As a by-product we present a very simple formula to compute the field produced in the plane defined by such a region. We illustrate the usefulness of our approach by calculating the electric field produced by planar regions of a few nontrivial shapes.Comment: 14 pages, 6 figures, RevTex, accepted for publication in the European Journal of Physic

    Design of conformal cooling for plastic injection moulding by heat transfer simulation

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    Published ArticleThe cooling channels of a mold for plastic injection have to be as close as possible to the part geometry in order to ensure fast and homogeneous cooling. However, conventional methods to manufacture cooling channels (drilling) can only produce linear holes. Selective laser melting (SLM) is an additive manufacturing technique capable to manufacture complex cooling channels (known as conformal cooling). Nevertheless, because of the high costs of SLM the benefits of conformal collings are still not clear. The current work investigates two designs of conformal coolings: i) parallel circuit; ii) serial circuit. Both coolings are evaluated against to traditional cooling circuits (linear channels) by CAE simulation to produce parts of polypropylene. The results show that if the conformal cooling is not properly designed it cannot provide reasonable results. The deformation of the product can be reduced significantly after injection but the cycle time reduced not more than 6%

    The Challenges of Afghanistan and Iraq Veterans’ Transition from Military to Civilian Life and Approaches to Reconnection

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    Afghanistan and Iraq veterans experienced traumas during deployment, and disrupted connections with friends and family. In this context, it is critical to understand the nature of veterans’ transition to civilian life, the challenges navigated, and approaches to reconnection. We investigated these issues in a qualitative study, framed by homecoming theory, that comprised in-depth interviews with 24 veterans. Using an inductive thematic analysis approach, we developed three overarching themes. Military as family explored how many veterans experienced the military environment as a “family” that took care of them and provided structure. Normal is alien encompassed many veterans experiences of disconnection from people at home, lack of support from institutions, lack of structure, and loss of purpose upon return to civilian life. Searching for a new normal included strategies and supports veterans found to reconnect in the face of these challenges. A veteran who had successfully transitioned and provided support and advice as a peer navigator was frequently discussed as a key resource. A minority of respondents—those who were mistreated by the military system, women veterans, and veterans recovering from substance abuse problems—were less able to access peer support. Other reconnection strategies included becoming an ambassador to the military experience, and knowing transition challenges would ease with time. Results were consistent with and are discussed in the context of homecoming theory and social climate theory. Social support is known to be protective for veterans, but our findings add the nuance of substantial obstacles veterans face in locating and accessing support, due to disconnection and unsupportive institutions. Larger scale work is needed to better understand how to foster peer connection, build reconnection with family, and engage the broader community to understand and support veterans; interventions to support reconnection for veterans should be developed

    Radial fingering in a Hele-Shaw cell: a weakly nonlinear analysis

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    The Saffman-Taylor viscous fingering instability occurs when a less viscous fluid displaces a more viscous one between narrowly spaced parallel plates in a Hele-Shaw cell. Experiments in radial flow geometry form fan-like patterns, in which fingers of different lengths compete, spread and split. Our weakly nonlinear analysis of the instability predicts these phenomena, which are beyond the scope of linear stability theory. Finger competition arises through enhanced growth of sub-harmonic perturbations, while spreading and splitting occur through the growth of harmonic modes. Nonlinear mode-coupling enhances the growth of these perturbations with appropriate relative phases, as we demonstrate through a symmetry analysis of the mode coupling equations. We contrast mode coupling in radial flow with rectangular flow geometry.Comment: 36 pages, 5 figures, Latex, added references, to appear in Physica D (1998
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