Research Guides: Impact Factor and Journal Metrics: Journal Impact Factor

What is Journal Impact Factor?

Journal Impact Factor is frequently used as an indicator for the importance of a journal to its field. Eigenfactor and SCImago Journal & Country Rank are free tools for finding the impact of a journal or groups of journals.

SCImago Journal & Country Rank (SJR)
Includes the journals and country scientific indicators developed from Elsevier's Scopus database. It ranks journals and compares journal citation among countries.

Eigenfactor, Journal Ranking Search
Eigenfactor Scores are typically used in an effort to quantify the influence of a journal as compared to other journals.