2,355 research outputs found

    Accelerating Curriculum Design: A Love It, Don\u27t Leave It Approach to Creative Process and Idealized Design

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    Purpose and Background: The Institute of Medicine’s (IOM) report (2010) on the “Future of Nursing” emphasized the need for nurses to lead health care change. One of the key messages in this report is a call to action for nursing schools to re-envision nursing education that focuses on a population-based perspective and emerging roles for nurses across the care continuum. With an evolving focus on primary and community-based care rather than acute care, and recognition of the importance of coordinating care and managing transitions across providers and settings of care, registered nurses now and in the future will need to be prepared with a breadth of knowledge, skills, and competencies. In response, the Jefferson College of Nursing (JCN) embarked on the ambitious task of designing a new 21st century baccalaureate nursing curriculum over a 13-month period. Nursing curriculum design varies widely and can span the course of two to five years. To reduce the lengthy process and ensure faculty commitment, JCN leadership selected a core team of nine faculty members to navigate the full faculty through the design of the curriculum. Each team member was assigned three teaching credits for curriculum development and design. Although a 13-month turnaround time for curriculum design is unprecedented, what is most unique about JCN’s initiative is that it began with a charge of developing an idealized curriculum from a blank slate. To ensure that the curriculum reflected multiple perspectives, the team recruited six stakeholders including a nurse practice partner, health care consumer, community leader, alumnus, current student, and adjunct clinical faculty. Poster presented at: NLN Education Summit, 2015:Bridging Practice and Education, Las Vegas, Nevada, September 30, 2015-October 2, 2015.https://jdc.jefferson.edu/nursingposters/1009/thumbnail.jp

    A microchip optomechanical accelerometer

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    The monitoring of accelerations is essential for a variety of applications ranging from inertial navigation to consumer electronics. The basic operation principle of an accelerometer is to measure the displacement of a flexibly mounted test mass; sensitive displacement measurement can be realized using capacitive, piezo-electric, tunnel-current, or optical methods. While optical readout provides superior displacement resolution and resilience to electromagnetic interference, current optical accelerometers either do not allow for chip-scale integration or require bulky test masses. Here we demonstrate an optomechanical accelerometer that employs ultra-sensitive all-optical displacement read-out using a planar photonic crystal cavity monolithically integrated with a nano-tethered test mass of high mechanical Q-factor. This device architecture allows for full on-chip integration and achieves a broadband acceleration resolution of 10 \mu g/rt-Hz, a bandwidth greater than 20 kHz, and a dynamic range of 50 dB with sub-milliwatt optical power requirements. Moreover, the nano-gram test masses used here allow for optomechanical back-action in the form of cooling or the optical spring effect, setting the stage for a new class of motional sensors.Comment: 16 pages, 9 figure

    Experimental Quantum Teleportation of a Two-Qubit Composite System

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    Quantum teleportation, a way to transfer the state of a quantum system from one location to another, is central to quantum communication and plays an important role in a number of quantum computation protocols. Previous experimental demonstrations have been implemented with photonic or ionic qubits. Very recently long-distance teleportation and open-destination teleportation have also been realized. Until now, previous experiments have only been able to teleport single qubits. However, since teleportation of single qubits is insufficient for a large-scale realization of quantum communication and computation2-5, teleportation of a composite system containing two or more qubits has been seen as a long-standing goal in quantum information science. Here, we present the experimental realization of quantum teleportation of a two-qubit composite system. In the experiment, we develop and exploit a six-photon interferometer to teleport an arbitrary polarization state of two photons. The observed teleportation fidelities for different initial states are all well beyond the state estimation limit of 0.40 for a two-qubit system. Not only does our six-photon interferometer provide an important step towards teleportation of a complex system, it will also enable future experimental investigations on a number of fundamental quantum communication and computation protocols such as multi-stage realization of quantum-relay, fault-tolerant quantum computation, universal quantum error-correction and one-way quantum computation.Comment: 16pages, 4 figure

    The Teaching Leader Series: Interprofessional Faculty Development Update

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    Seminar (24 PowerPoint slides) Purpose: The mission of the Teaching Leader Series is to strengthen teaching, learning and assessment skills by providing opportunities and support for faculty to achieve educational excellence, promote interdisciplinary collaboration and encourage instructional innovation. Background: The Series is based on the assumption that an inclusive strategy would help ensure sustainability and that unique learning experiences occur when two or more professions together learned with, from, and about each other’s teaching practice. Since the Series began in 2008 over 20 different topics have been presented including Adult Learning, Curriculum Development, Narrative Medicine, and Teaching with Simulation and Standardized Patients. Description of Intervention or Program: We recognize individuals who have made the Series a part of their educational process and their development as teaching leaders with a pin. In order to receive a pin, participants must attend at least 6 workshops, prepare a report describing how they have applied information from the workshop and must agree to participate in a best practice focus group. Our goal is to have these individuals team teach a workshop with a current presenter who serves as their mentor. Results: The Series demographics are 50% nurses, 25% physicians, and 25% other educators. At the conclusion of each workshop, participants are asked to complete a self-retrospective evaluation. During AY 2011 92% of participants agreed that they would be able to apply what they learned to their job. Pin recipients (physician, pharmacists, nurse) have presented Teaching at the Bedside and Small Group Teaching with a PhD medical educator mentor. Relevance to interprofessional education or practice: Healthcare is practiced in teams and the Series models the importance and effectiveness of interprofessional learning and teaching. Not only are the participants from different disciplines, we also pair presenters from different disciplines. Learning Objectives: Upon completion of this session the participants will be able to Identify the effectiveness of providing interprofessional faculty development. Identify how interprofessional faculty development facilitates collaboration of clinical educators across traditional boundaries. Identify strategies used to integrate interprofessional education into faculty development

    Constraining New Physics with a Positive or Negative Signal of Neutrino-less Double Beta Decay

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    We investigate numerically how accurately one could constrain the strengths of different short-range contributions to neutrino-less double beta decay in effective field theory. Depending on the outcome of near-future experiments yielding information on the neutrino masses, the corresponding bounds or estimates can be stronger or weaker. A particularly interesting case, resulting in strong bounds, would be a positive signal of neutrino-less double beta decay that is consistent with complementary information from neutrino oscillation experiments, kinematical determinations of the neutrino mass, and measurements of the sum of light neutrino masses from cosmological observations. The keys to more robust bounds are improvements of the knowledge of the nuclear physics involved and a better experimental accuracy.Comment: 23 pages, 3 figures. Minor changes. Matches version published in JHE

    Diffusion of e-health innovations in 'post-conflict' settings: a qualitative study on the personal experiences of health workers.

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    BACKGROUND: Technological innovations have the potential to strengthen human resources for health and improve access and quality of care in challenging 'post-conflict' contexts. However, analyses on the adoption of technology for health (that is, 'e-health') and whether and how e-health can strengthen a health workforce in these settings have been limited so far. This study explores the personal experiences of health workers using e-health innovations in selected post-conflict situations. METHODS: This study had a cross-sectional qualitative design. Telephone interviews were conducted with 12 health workers, from a variety of cadres and stages in their careers, from four post-conflict settings (Liberia, West Bank and Gaza, Sierra Leone and Somaliland) in 2012. Everett Roger's diffusion of innovation-decision model (that is, knowledge, persuasion, decision, implementation, contemplation) guided the thematic analysis. RESULTS: All health workers interviewed held positive perceptions of e-health, related to their beliefs that e-health can help them to access information and communicate with other health workers. However, understanding of the scope of e-health was generally limited, and often based on innovations that health workers have been introduced through by their international partners. Health workers reported a range of engagement with e-health innovations, mostly for communication (for example, email) and educational purposes (for example, online learning platforms). Poor, unreliable and unaffordable Internet was a commonly mentioned barrier to e-health use. Scaling-up existing e-health partnerships and innovations were suggested starting points to increase e-health innovation dissemination. CONCLUSIONS: Results from this study showed ICT based e-health innovations can relieve information and communication needs of health workers in post-conflict settings. However, more efforts and investments, preferably driven by healthcare workers within the post-conflict context, are needed to make e-health more widespread and sustainable. Increased awareness is necessary among health professionals, even among current e-health users, and physical and financial access barriers need to be addressed. Future e-health initiatives are likely to increase their impact if based on perceived health information needs of intended users

    Herd-level animal management factors associated with the occurrence of bovine neonatal pancytopenia in calves in a multicountry study

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    Since 2007, mortality associated with a previously unreported haemorrhagic disease has been observed in young calves in several European countries. The syndrome, which has been named ‘bovine neonatal pancytopenia’ (BNP), is characterised by thrombocytopenia, leukocytopenia and a panmyelophthisis. A herd-level case-control study was conducted in four BNP affected countries (Belgium, France, Germany and the Netherlands) to identify herd management risk factors for BNP occurrence. Data were collected using structured face-to-face and telephone interviews of farm managers and their local veterinarians. In total, 363 case farms and 887 control farms were included in a matched multivariable conditional logistic regression analysis. Case-control status was strongly associated with the odds of herd level use of the vaccine PregSure® BVD (PregSure, Pfizer Animal Health) (matched adjusted odds ratio (OR) 107.2; 95% CI: 41.0–280.1). This was also the case for the practices of feeding calves colostrum from the calf’s own dam (OR 2.0; 95% CI: 1.1–3.4) or feeding pooled colostrum (OR 4.1; 95% CI: 1.9–8.8). Given that the study had relatively high statistical power and represented a variety of cattle production and husbandry systems, it can be concluded with some confidence that no other herd level management factors are competent causes for a sufficient cause of BNP occurrence on herd level. It is suggested that genetic characteristics of the dams and BNP calves should be the focus of further investigations aimed at identifying the currently missing component causes that together with PregSure vaccination and colostrum feeding represent a sufficient cause for occurrence of BNP in calves

    Measuring V_ub and probing SUSY with double ratios of purely leptonic decays of B and D mesons

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    The experimental prospects for precise measurements of the leptonic decays B_u -> tau nu / mu nu, B_s -> mu+ mu-, D -> mu nu and D_s -> mu nu / tau nu are very promising. Double ratios involving four of these decays can be defined in which the dependence on the values of the decay constants is essentially eliminated, thus enabling complementary measurements of the CKM matrix element V_ub with a small theoretical error. We quantify the experimental error in a possible future measurement of |V_ub| using this approach, and show that it is competitive with the anticipated precision from the conventional approaches. Moreover, it is shown that such double ratios can be more effective than the individual leptonic decays as a probe of the parameter space of supersymmetric models. We emphasize that the double ratios have the advantage of using |V_ub| as an input parameter (for which there is experimental information), while the individual decays have an uncertainty from the decay constants (e.g. f_B_s), and hence a reliance on theoretical techniques such as lattice QCD.Comment: 21 pages, 4 figure

    Quantum Communication

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    Quantum communication, and indeed quantum information in general, has changed the way we think about quantum physics. In 1984 and 1991, the first protocol for quantum cryptography and the first application of quantum non-locality, respectively, attracted a diverse field of researchers in theoretical and experimental physics, mathematics and computer science. Since then we have seen a fundamental shift in how we understand information when it is encoded in quantum systems. We review the current state of research and future directions in this new field of science with special emphasis on quantum key distribution and quantum networks.Comment: Submitted version, 8 pg (2 cols) 5 fig
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