886 research outputs found

    Towards an Inclusive and Representative Academic Landscape

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    This article is a summary of a panel discussion entitled 'Towards an inclusive and representative academic landscape', held at the Building Bridges Meeting of Academia Europaea and the Young Academy of Europe on 26 October 2022. The panellists were Professor Yvonne Galligan, director of Equality, Diversity and Inclusion and Professor of Comparative Politics at the Technological University Dublin, Dr Katalin Solymosi, plant biologist, assistant professor at Eötvös Loránd University and vice-chair of the Young Academy of Europe, and Professor Stephen Curry, Assistant Provost for Equality, Diversity and Inclusion and Professor of Structural Biology at Imperial College London. Dr Linn Leppert, Associate Professor of Computational Chemical Physics and board member of the Young Academy of Europe chaired the discussion.</p

    Linn county barn context

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    Mary K. Gallagher, with assisstance provided by Joni Nelson, May Dasch, Pat Dunn, Beth Fox, Philip Dole, project consultant.Title from PDF title page (viewed on January 28, 2020).This archived document is maintained by the State Library of Oregon as part of the Oregon Documents Depository Program. It is for informational purposes and may not be suitable for legal purposes.Includes bibliographical references.Financed in part with Federal funds from the National Park Service, U.S. Dept. of the Interior, as provided by the State Historic Preservation Office.Mode of access: Internet from the Oregon Government Publications Collection.Text in English

    Book Review: Alcoholism, Drug Addiction, and the Road to Recovery; Life on the Edge

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    Author: Barry Stimmel, M.D. Reviewer: J. Gary Linn, Ph.D. Publisher: Binghamton, NY: Haworth, 2002 ISBN: 0-7890-0552-2, 414 pages Cost: $39.9

    Book Review: Working and Caring for a Child with Chronic Illness: Disconnected and Doing it All

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    Author: Margaret H. Vickers, University of Western Sydney Reviewed By: J. Gary Linn, Ph.D. Publisher: New York: Palgrave Macmillan, 2006 Cloth-bound only, ISBN: 1-4039-9767-5, 225 pages Cost: $55.00 US

    Assessment of the ab initio Bethe−Salpeter equation approach for the low-lying excitation energies of bacteriochlorophylls and chlorophylls

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    Bacteriochlorophyll and chlorophyll molecules are crucial building blocks of the photosynthetic apparatus in bacteria, algae, and plants. Embedded in transmembrane protein complexes, they are responsible for the primary processes of photosynthesis: excitation energy and charge transfer. Here, we use ab initio many-body perturbation theory within the GW approximation and Bethe−Salpeter equation (BSE) approach to calculate the electronic structure and optical excitations of bacteriochlorophylls a, b, c, d, and e and chlorophylls a and b. We systematically study the effects of the structure, basis set size, partial self-consistency in GW, and the underlying exchange−correlation approximation and compare our calculations with results from time-dependent density functional theory, multireference RASPT2, and experimental literature results. We find that optical excitations calculated with GW+BSE are in excellent agreement with experimental data, with an average deviation of less than 100 meV for the first three bright excitations of the entire family of (bacterio)chlorophylls. Contrary to state-of-the-art time-dependent density functional theory (TDDFT) with an optimally tuned range-separated hybrid functional, this accuracy is achieved in a parameter-free approach. Moreover, GW+BSE predicts the energy differences between the low-energy excitations correctly and eliminates spurious charge transfer states that TDDFT with (semi)local approximations is known to produce. Our study provides accurate reference results and highlights the potential of the GW+BSE approach for the simulation of larger pigment complexes

    Training communities, training graduate students: The 2012 Oklahoma Breath of Life Workshop

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    While grassroots organizations like the American Indian Language Development Institute have long shown the importance of training to indigenous language communities, an increasing emphasis on training in language documentation and revitalization is emerging in new funding initiatives and training institutes and consortia world-wide. In this current atmosphere, the 2012 Oklahoma Breath of Life Workshop presents a case study in training in which the goals of training indigenous community members and graduate students can take place simultaneously. With the rising prominence of training models in language documentation and revitalization, and the practical dimension faced by limitations on resources like personnel and funding, the importance of satisfying multiple goals in a single training venue cannot be underestimated. Three factors underlie the successes of the 2012 OKBOL: team selection process; mentoring; final day activities and reflection. First, the team selection process made use of labor distribution. One Co-Director took primary responsibility for recruitment of participants. The other Co-Director had a larger pool of graduate linguistics students to draw from, and so took responsibility for mentor recruitment. Regular communication between the two ensured appropriate pairing, especially important considering the diverse languages represented in Oklahoma. Potential student mentors participated at various pre-BOL workshops, allowing both Co-Directors opportunities to evaluate their mentoring abilities in actual training contexts. Second, the teaching team during the week of the OKBOL represented experienced participants in indigenous language revitalization. In particular, Mr. Daryl Baldwin set the theme of language in the home, and contributed his perspective as a Miami tribal member involved in language reclamation. The instructors met with the mentors in a pre-workshop session and a mid- week mentoring session, where all shared impressions and made adjustments to best serve the participants' needs. Finally, the last day activities were designed to empower the participants and allow the co-directors to assess the success of the activities. Like the California Breath of Life, OKBOL participants shared a final project with all attendees. Community participants filled out a formal evaluation form of the week's events and activities. Graduate students wrote a short reflection on their experiences, drawing on the reflective practices associated with theories of service-learning (Author 2010). The 2012 OKBOL demonstrates how to train two diverse audiences as part of a single workshop. This case study can help other training venues build capacity with limited personnel and funding in an effective manner

    Double trouble: exploring the chemical landscape of halide double perovskites

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    Halide Double Perovskites (HDPs) are an emerging class of materials with chemical formula A2BB’X6 with possible applications in photovoltaics, X-ray detection, sensing, photocatalysis and spintronics.. However, with more than 40,000 potential HDP compositions, much of the chemical landscape remains unexplored. We have generated a database of spin-polarized, hybrid functional (HSE06) electronic structure data of all HPDs with A=Cs that are predicted to be stable based on a tolerance-factor analysis. Our high-throughput workflow also consists or a chemical bonding and orbital projection analysis based on LOBSTER (ww.cohp.de), leading to a comprehensivedatabase of electronic, magnetic and chemical bonding properties of >2700 HDP compositions, which can serve as a starting point for material design and discovery via interpretable machine learning techniques, which we use to identify unexpected trends and relations in the chemical landscape
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