those documents other than research articles, reviews and conference papers. Not every article in a journal is considered primary research and therefore "citable", this chart shows the ratio of a journal's articles including substantial research (research articles, conference papers and reviews) in three year windows vs. journal self-citations removed) received by a journal's published documents during the three previous years.Įxternal citations are calculated by subtracting the number of self-citations from the total number of citations received by the journal’s documents. Journal Self-citation is defined as the number of citation from a journal citing article to articles published by the same journal.Įvolution of the number of total citation per document and external citation per document (i.e. The two years line is equivalent to journal impact factor ™ (Thomson Reuters) metric.Įvolution of the total number of citations and journal's self-citations received by a journal's published documents during the three previous years. in the Technopolis Groups evaluation of Latvian scientific institutions the ISSP. The chart shows the evolution of the average number of times documents published in a journal in the past two, three and four years have been cited in the current year. The Institute of Solid State Physics, University of Latvia (ISSP UL). This indicator counts the number of citations received by documents from a journal and divides them by the total number of documents published in that journal. Q1 (green) comprises the quarter of the journals with the highest values, Q2 (yellow) the second highest values, Q3 (orange) the third highest values and Q4 (red) the lowest values.Įlectronic, Optical and Magnetic Materials The set of journals have been ranked according to their SJR and divided into four equal groups, four quartiles.
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