105,543 research outputs found

    De qui se moque-t-on ? Caricatures d'hier et d'aujourd'hui, de Rops à Kroll. 10 novembre 2001 - 27 février 2002

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    Quairiaux Yves. De qui se moque-t-on ? Caricatures d'hier et d'aujourd'hui, de Rops à Kroll. 10 novembre 2001 - 27 février 2002 . In: Les cahiers de Mariemont, volume 32-33, 2005. Céramique. p. 117

    GMO Safety

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    No abstract available.“GMO Safety.” with P. Kroll, C. Mack, T. Stoner, JD, and V. Bloch. Panel discussion at Science, Law, and Society Seminar: “GMO,” “Natural” & “Organic”. Ventura Biocenter, Jan 7, 2014

    Letter, [Author unclear] to Paulina T. Merritt

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    Handwritten letter to Paulina Merritt from an unknown author, October 1, 1876.

    Nitrogen-rich transition metal nitrides

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    The solid state chemistry leading to the synthesis and characterization of metal nitrides with N:M ratios >1 is summarized. Studies of these compounds represent an emerging area of research. Most transition metal nitrides have much lower nitrogen contents, and they often form with non- or sub-stoichiometric compositions. These materials are typically metallic with often superconducting properties, and they provide highly refractory, high hardness materials with many technological applications. The higher metal nitrides should achieve formal oxidation states (OS) attaining those found among corresponding oxides, and they are expected to have useful semiconducting properties. Only a very few examples of such high OS nitrogen-rich compounds are known at present. The main group elements typically form covalently bonded nitride ceramics such as Si3N4, Ge3N4 and Sn3N4, and the early transition metals Zr and Hf produce Zr3N4 and Hf3N4. However, the only main example of a highly nitrided transition metal compound known to date is Ta3N5 that has a formal oxidation state +5 and is a semiconductor with visible light absorption leading to applications as a pigment and in photocatalysis. New synthesis routes are being explored to study the possible formation of other N-rich materials that are predicted to exist by ab initio calculations. There is a useful interplay between theoretical predictions and experimental synthesis studies at ambient and high pressure conditions, as we explore and establish the existence and structure–property relations of these new nitride compounds and polymorphs. Here we review the state of current investigations and indicate possible new directions for further work

    Affluent Persons Live Longer

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    Kroh M, Neiss H, Kroll L, Lampert T. Affluent Persons Live Longer. Vol 2012. Deutsches Inst. für Wirtschaftsforschung; 2013

    Where We Live: Carolyn Lord, Peggi Kroll-Roberts

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    University of the Pacific\u27s Reynolds Gallery is pleased to announce the opening of Where We Live: The Paintings of Carolyn Lord and Peggi Kroll-Roberts, the first exhibition of the 2018-2019 season, Monday, August 27, 2018. Join us for an opening reception, Thursday, August 30 from 6 - 8 p.m., when both artists will be in the gallery to discuss their inspirations, work, and career insights. This gallery event is free and open to the public. Award winning, master artists, Carolyn Lord and Peggi Kroll-Roberts, are California painters, as such their work embodies the hot sun, hardy flora, and visual drama of the place where they paint and live. It also embodies something of the spirit of the state; its scrappiness and constant reinvention. Distilled through the filters of t wo unique styles - gardens, landscapes, houses, and figures are the subjects of the paintings on exhibit. With glorious color and exquisite design these contemporary painters bring scenes from everyday life to their canvases and open our eyes to its beauty. With insatiable curiosity both Kroll-Roberts and Lord continue to delve into the treasure trove of art history for inspiration and to hone their craft. They also turn again and again to children literally growing beyond the image\u27s edge; gardens unruly and tamed, poised to change again and finding in each new season a deeper understanding of the reasons they make paintings.https://scholarlycommons.pacific.edu/rg-exhibits/1045/thumbnail.jp

    Handwritten biographical information on Paulina T. McClung Merritt

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    A handwritten biography of Paulina T. McClung Merritt by an unknown author, 1892.

    Heterogeneous and tissue-specific regulation of effector T cell responses by IFN-gamma during Plasmodium berghei ANKA infection.

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    IFN-γ and T cells are both required for the development of experimental cerebral malaria during Plasmodium berghei ANKA infection. Surprisingly, however, the role of IFN-γ in shaping the effector CD4(+) and CD8(+) T cell response during this infection has not been examined in detail. To address this, we have compared the effector T cell responses in wild-type and IFN-γ(-/-) mice during P. berghei ANKA infection. The expansion of splenic CD4(+) and CD8(+) T cells during P. berghei ANKA infection was unaffected by the absence of IFN-γ, but the contraction phase of the T cell response was significantly attenuated. Splenic T cell activation and effector function were essentially normal in IFN-γ(-/-) mice; however, the migration to, and accumulation of, effector CD4(+) and CD8(+) T cells in the lung, liver, and brain was altered in IFN-γ(-/-) mice. Interestingly, activation and accumulation of T cells in various nonlymphoid organs was differently affected by lack of IFN-γ, suggesting that IFN-γ influences T cell effector function to varying levels in different anatomical locations. Importantly, control of splenic T cell numbers during P. berghei ANKA infection depended on active IFN-γ-dependent environmental signals--leading to T cell apoptosis--rather than upon intrinsic alterations in T cell programming. To our knowledge, this is the first study to fully investigate the role of IFN-γ in modulating T cell function during P. berghei ANKA infection and reveals that IFN-γ is required for efficient contraction of the pool of activated T cells

    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
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