The graph shows the changes in the impact factor of Journal of the Vacuum Society of Japan and its the corresponding percentile for the sake of comparison with the entire literature. Impact Factor is the most common scientometric index, which is defined by the number of citations of papers in two preceding years divided by the number of papers published in those years.
How Influential is Journal of the Vacuum Society of Japan?
Journal of the Vacuum Society of Japan is the 69th out of 78 Spectroscopy journals. This Journal is the 257th out of 311 Physical Chemistry journals. This Journal is the 1202nd out of 1,481 Materials Science journals. This Journal is the 2009th out of 2,661 Chemistry journals. This Journal is the 8481st out of 11,479 Physical Sciences journals.
How are inpact factors calculated?
The impact factor (IF) is calculated by counting citations from peer-reviewed journals only.
extended IF also counts citations from books and conference papers. However, no patent, abstract, working papers, online documents, etc., are covered.
