1,149 research outputs found

    The State of Open Data Report 2022

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    Il s\u27agit de la plus longue enquête longitudinale et analyse des données ouvertes

    A closer look at projects [Case study], pp. 1-4.

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    This is a case study that looks at two use cases for projects. The first is with Murdoch Children’s Research Institute (MCRI) who use projects to archive and maintain projects within the institute (and, soon, for sensitive data). The second is with the Museum of Domestic Design & Architecture (MoDA) at Middlesex University who are using projects for individual research projects within the museum

    Dynamics and enzymatic degradation of exopolymer particles under increasing concentrations of silver ions and nanoparticles during a marine mesocosm experiment

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    Pollution of the marine environment is an emerging threat. Nowadays, engineered nanoparticles (<100 nm) such as zinc, copper and silver are widely used as antimicrobial agents, therefore often present in daily-life products. Consequently, the demand and production of nanoparticles are expected to increase. Here, we specifically focus on silver nanoparticles (AgNP). Once released into the environment, AgNPs pose an obvious ecotoxicological risk, potentially affecting ecosystem structure and functioning. For instance, phytoplankton-derived exudates, rich in acidic polysaccharides and amino acids, can abiotically aggregate into microgels such as transparent exopolymer particles (TEP) and Coomassie stainable particles (CSP). Hence, microgels can bridge dissolved and particulate size fractions and facilitate aggregate formation with organic and mineral particles. Both physical and chemical properties make TEP and CSP attractive nutrient hotspots for heterotrophic bacterioplankton. Bacteria, in turn, utilize extracellular enzymes to access these carbon and nitrogen pools. However, knowledge about the mechanisms by which AgNPs might interact with and affect the biogeochemical cycling of TEP and CSP is still insufficient. Therefore, we conducted a mesocosm experiment in the Eastern Mediterranean Sea and investigated the effects of environmentally relevant concentrations of silver ions (Ag+) and AgNP on the properties of TEP and CSP (i.e., area and abundance) along with enzymatic activity measurements. Our results showed that cyanobacteria were likely the primary source of CSP in the ultra-oligotrophic Mediterranean Sea. Also, CSP contributed more to the microgel pool than TEP, as indicated by a strong relationship between CSP and heterotrophic microbial dynamics. While silver (i.e., Ag+ or AgNP) had overall only marginal effects, both species affected the relationships between cell-specific LAPase activity and CSP and cell-specific APase activity and phosphate levels. Thus, Ag+ and AgNP have the potential to regulate microgel dynamics. However, future studies are needed to derive a robust understanding of the effects of silver pollution on the coupling of microgel formation and degradation and the follow-on effect on biogeochemical cycles

    How it started and how it's going: Figshare as an institutional repository

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    Recording of a Figshare webinar held on January 23, 2024. Presented by Mark Hahnel, Figshare Founder and Andrew Mckenna-Foster, Figshare Product Specialist. Figshare now provides repository infrastructure to over 150 organizations worldwide, across 22 countries.This webinar discusses how the Figshare repository platform has evolved from its start as a data-sharing platform for researchers to the full institutional repository platform it is today and how this fits into Figshare’s vision for the future of repositories.We showcase how and why Figshare added functionality to:Support a huge variety of diverse research outputsIntegrate effectively and efficiently with research management workflowsReduce the administrative burden of research management for both library teams and researchers themselvesEnsure compliance with a growing number of funder and publisher open research policiesWe heard from Figshare Founder, Mark Hahnel and Product Specialist Andrew Mckenna-Foster, as they talked us through the evolution of Figshare and its journey to becoming the repository of choice for institutions looking to share, showcase and manage their research effectively.</p

    The linked Figshare record

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    Recording of a Figshare webinar held on March 9th, 2022.</p

    Data Curation in the Cloud with the Figshare API: Presented by the University of Arizona

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    Recording of a Figshare webinar held on June 1st, 2021.</p

    State of Open Data 2021 — Graham Smith

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    In this clip, Springer Nature's Graham Smith discusses how publishers can uphold research quality through embedded data support and what’s next for data quality in their journals.</p

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    A case study with the Technical University of Denmark (DTU) on their research data management support services

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    A Figshare case study with the Technical University of Denmark on their research data management support services and CoreTrustSeal certification. The case study was led by Jitka Stilund Hansen and Katrine Flindt Holmstrand from DTU Library. </p
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