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According to the Journal Citation Reports, Science ' s 2023 impact factor was 44.7. [ 4 ] Studies of methodological quality and reliability have found that some high-prestige journals including Science "publish significantly substandard structures", and overall "reliability of published research works in several fields may be decreasing with ...
The impact factor relates to a specific time period; it is possible to calculate it for any desired period. For example, the JCR also includes a five-year impact factor, which is calculated by dividing the number of citations to the journal in a given year by the number of articles published in that journal in the previous five years. [14] [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.
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.
Impact factor. 3.8 (2023) Standard abbreviations ... According to the Journal Citation Reports, the journal has a 2023 impact factor 3.8. [8] Reviewing policy
Since that time, Cell Press has launched a number of new titles: Developmental Cell in July 2001; Cancer Cell in February 2002; Cell Metabolism in January 2005; Cell Host & Microbe in March 2007; Cell Stem Cell in July 2007; Cell Systems in July 2015; Heliyon 2015; Chem in July 2016; Joule in September 2017; iScience in March 2018; and One ...
According to the Journal Citation Reports, the journal has a 2023 impact factor of 6.4. [14] The journal opposes the over-reliance on the impact factor by the scientific community. [ 15 ] In October 2024, Web of Science has put its indexation of eLife in Science Citation Index Expanded on hold, citing the journal's recently-adopted publishing ...
In any given year, the CiteScore of a journal is the number of citations, received in that year and in previous three years, for documents published in the journal during the total period (four years), divided by the total number of published documents (articles, reviews, conference papers, book chapters, and data papers) in the journal during the same four-year period: [3]