236 research outputs found

    Open Science Champions: Karlsruhe Institute of Technology

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    Internationalisation of information services for publishers' open access policies: the DINI multilingual integration layer

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    It is essential for the strategy of open access self-archiving that scientific authors are given comprehensive information on publisher copyright policies. DINI, the German Initiative for Networked Information, has developed a German (and potentially multilingual) interface to the English SHERPA/RoMEO service to provide additional information on German publishers' open access policies. As a next step, this interface was enhanced to an integration layer combining different sources on publisher copyright policies. This integration layer can be used in many different contexts. Together with the SHERPA/RoMEO team, DINI aims to build an international support structure for open access information

    Measuring Impact in an Open Access Environment

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    Intervention au 36e congrès LIBER qui s\u27est tenu à Varsovie du 3 au 7 juillet 2007. Réflexions et modèles d\u27évaluation pour mesurer l\u27audience des publications à l\u27âge des archives ouvertes

    Nutzungsstatistiken elektronischer Publikationen

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    Einer der Vorteile des Open-Access-Publizierens wird in der erhöhten Sichtbarkeit der Dokumente gesehen. Damit verbunden ist die Annahme, die erhöhte Sichtbarkeit führe im Vergleich zu kostenpflichtig zugänglichen Dokumenten auch zu einer verstärkten Nutzung der Open-Access-Dokumente. Zugleich wird angenommen diese verstärkte Nutzung sei die Ursache der bei Open-Access-Dokumenten erhöhten Zitationshäufigkeiten. Abgesehen von Open Access fallen aber generell beim Zugriff auf elektronische Dokumente Nutzungsdaten an. Diese Nutzungsdaten können über Webserver- oder Linkresolver-Logs erhoben werden. Dieser Beitrag konzeptionalisiert Nutzungsstatistiken nicht allein als Prädikator für spätere Zitationshäufigkeiten oder —raten, sondern auch als Indikator, der die von Zitationen abweichenden und alternativen Auswirkungen einer Publikation ausdrückt. Werden Nutzungsdaten für statistische Auswertungen herangezogen, müssen typische Verzerrungen (wie z.B. automatisierte Zugriffe) beseitigt werden, um Interoperabilität zu erreichen. Im Idealfall können aus einem bereinigten Rohformat Nutzungsstatistiken nach verschiedenen Standards bzw. Konventionen (wie z.B. COUNTER, IFABC) erstellt werden. Die Aggregation und der Austausch der Daten verschiedener Server können über offene Schnittstellen - mit besonderem Augemerk auf die Deduplizierung von Dokumenten und Nutzern - erfolgen. Neben der Modellierung alternativer Impact-Maße sind mit erhobenen Nutzungsdaten auch Anwendungen wie etwa Recommender-Systeme, Austausch mit anderen Diensten oder als Unterstützung bei Portfolio-Entscheidungen möglich

    Ă–ffentliche Testphase und Weiterentwicklung der Pilotversion des Publikationsverbundes

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    In Forschung und Lehre werden eine Vielzahl von Dokumenten produziert. Dies sind wissenschaftliche Publikationen (Studien-, Diplom-, Doktorarbeiten), Forschungsberichte, Konferenzproceedings, Vorlesungsmanuskripte, Lehrunterlagen, Fachartikel usw. Ziel des Projekts ist der Aufbau eines elektronischen Publikationsverbunds, der Universitätsangehörige, seien es Lehrende, Lernende oder Forschende, in die Lage versetzt, für sie relevante, veröffentlichte Dokumente aus Forschung und Lehre innerhalb kürzester Zeitauf ihrem Bildschirm einzusehen und auszudrucken. Im vorliegenden Bericht werden die technischen und organisatorischen Weiterentwicklungen des Systems vorgestellt, die im Zuge der verschiedenen Testphasen an der Universität Stuttgart realisiert wurden. (Klassifikatorische Erschließung, Volltextrecherche, Qualitätssicherung der Dokumente, Einbringen eines Dokuments in mehreren Teildateien). Als Ergänzung zum vorangegangenen Bericht schließt die quantitative Endauswertungder Umfrage an

    Establishing a Research Information System as Part of an Integrated Approach to Information Management: Best Practice at the Karlsruhe Institute of Technology (KIT)

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    The Karlsruhe Institute of Technology (KIT) is one of the largest research and higher education organisations in the world focusing on engineering and natural sciences. At present KIT, under the chairmanship of its executive board, is installing an extensive current research information system (CRIS) covering all institutes and facilities of the organisation. The assumption underlying the project is that a consistent overview of research performance has become fundamental for the international competitiveness of research institutions and is increasingly important for strategic decisions at the executive level. Ultimately, it also leads to better data and control in rankings at higher education assessments. The new research information system systematically maps all of KIT’s processes and instruments to obtain, connect, present and utilise the research metadata of active researchers. This reduces the documentation workload for researchers, for the executive level and central units such as the library, and at the same time allows for and facilitates an overall view and the aggregation and visualisation of research metadata. Our vision is to build a federally structured network of systems that gathers information on KIT’s publications, research competence, research projects, patents and technological offers by retrieving data from external and internal sources as well as directly from the researchers. The network facilitates linking and aggregating of data and provides unique identifiers for individual researchers and organizational units. With its consistent data model the research information system also fosters the organisational development of KIT, which was formed in 2009 by the merger of a university and a national research centre. The researchers and their activities are at the core of the research information system. The system substantially reduces their administrative burden in documenting project information and publications. Automatic data import from external online sources and repositories has the big advantage that publication data are acquired and validated only once and can be used subsequently for manifold purposes such as websites, CVs, publication lists and reference management software. Due to the complexity of workflows, internal and external sources and the organisational infrastructure that is required for such an implementation, KIT has chosen a commercial software solution (by AVEDAS AG) as the basic installation, and in cooperation with AVEDAS will expand it and adjust it to a tailor-made system that covers the entire KIT publication and research life cycle. The CRIS at KIT is part of a larger integrated and service-oriented approach to information management (Karlsruhe Integrated Information Management - KIM)

    Grazing Incidence Small Angle X-Ray Scattering (GISAXS) on Small Targets Using Large Beams

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    GISAXS is often used as a versatile tool for the contactless and destruction-free investigation of nanostructured surfaces. However, due to the shallow incidence angles, the footprint of the X-ray beam is significantly elongated, limiting GISAXS to samples with typical target lengths of several millimetres. For many potential applications, the production of large target areas is impractical, and the targets are surrounded by structured areas. Because the beam footprint is larger than the targets, the surrounding structures contribute parasitic scattering, burying the target signal. In this paper, GISAXS measurements of isolated as well as surrounded grating targets in Si substrates with line lengths from 50 μm50\,{\rm\mu m} down to 4 μm4\,{\rm\mu m} are presented. For the isolated grating targets, the changes in the scattering patterns due to the reduced target length are explained. For the surrounded grating targets, the scattering signal of a 15 μm × 15 μm15\,{\rm\mu m}\,\times\,15\,{\rm\mu m} target grating structure is separated from the scattering signal of 100 μm × 100 μm100\,{\rm\mu m}\,\times\,100\,{\rm\mu m} nanostructured surroundings by producing the target with a different orientation with respect to the predominant direction of the surrounding structures. The described technique allows to apply GISAXS, e.g. for characterization of metrology fields in the semiconductor industry, where up to now it has been considered impossible to use this method due to the large beam footprint

    Oldest known naiaditid bivalve from the high-latitude Late Devonian (Famennian) of South Africa offers clues to survival strategies following the Hangenberg mass extinction

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    A phased mass extinction event (which culminated in the Hangenberg event) marked the end of the Devonian period and had a significant impact on the palaeoecology and faunal diversity of vertebrate and invertebrate communities. In the present study the taxonomy of bivalves from the Waterloo Farm lagerstätte of the Upper Devonian, Famennian, Witpoort Formation (Witteberg Group, Cape Supergroup) was studied and compared with known Carboniferous examples. For the first time, Devonian bivalves of the Naiaditidae are described from a high-latitude palaeogeographic setting of Gondwana. The presented data suggests a high-latitude origin for post-Hangenberg event Naiaditidae, found at lower latitudes during the Early Carboniferous. This may have resulted from migration to lower latitudes in response to reduced global temperatures, which were associated with climatic perturbation at the time of the Hangenberg event, and which persisted into the Early Carboniferous. Taxa that were adapted to temperature ranges existing at high latitudes during the Late Devonian are likely to have followed these temperature ranges towards lower latitudes with decreasing global temperatures. Here they may have occupied free ecospace available in the aftermath of the Late Devonian extinction event

    re3data – ein internationales Verzeichnis von Forschungsdateninfrastrukturen

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