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It runs the DOAJ and, until 2017, the Open Citations Corpus. In a 2015 comparison with MEDLINE, PubMed Central, EMBASE and SCOPUS, DOAJ resulted to have the highest number of open access journals listed, but less than a half of them had actively published contents on DOAJ. [13] There is a partnership between DOAJ and OpenAIRE since October 2022 ...
It does not include delayed open access journals, hybrid open access journals, or related collections or indexing services. True open-access journals can be split into two categories: diamond or platinum open-access journals , which charge no additional publication, open access or article processing fees
The countries with the highest share of articles published in scientific journals according to the Nature Index 2024, which is valid for the calendar year 2023. [2] The "count" is the total number of articles to which nationals of the country have contributed.
The journals registered in this database underwent rigorous, multidimensional parameterization, proving high quality. The Ministry of Science and Higher Education acknowledged the IC Journal Master List by placing it on the list of scored databases, for being indexed in IC JML journals get additional points in the Ministry’s evaluation process.
While these journals still did not receive an impact factor until the next year, they did contribute citations to the calculation of other journals' impact factors. [ 4 ] [ 5 ] In July 2022, Clarivate announced that journals in the ESCI obtain an impact factor effective from JCR Year 2022 first released in June 2023.
The OA Diamond Study finds that the 10,194 journals without publication fees registered on the Directory of Open Access Journals published 356,000 articles (8–9% of all scholarly articles) per year from 2017 to 2019 instead of 453,000 articles (10–11%) published by 3,919 commercial journals with APCs. [15]
The impact factor (IF) or journal impact factor (JIF) of an academic journal is a scientometric index calculated by Clarivate that reflects the yearly mean number of citations of articles published in the last two years in a given journal, as indexed by Clarivate's Web of Science.
Impact factor. 19.334 (2021) ... the journal has a 2020 impact factor of 9.097, ... This page was last edited on 27 April 2023, at 00:26 (UTC).