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Impact Factor of Journals

Impact Factor (I.F.) is a  reputation measurement of research journals that shows citations per publication during a period of time.

The Impact Factor is usually used to measure an academic journal reputation, popularity and for ranking.

How to Find the Impact Factor-

The general formula for the Impact Factor calculation is

Impact Factor =  Number of Citations /  Number of Publications

In a duration usually   in two years.

For instance,

If you want to calculate the Impact Factor in year x.

Suppose a journal published  200 papers in year x-1. And numbers of citations to the papers are 400.

100 papers in the x-2 year. And the number of citations to the papers 200.

Then the Impact Factor of the journal will be.

I. F.= ( 400+200)/(200+100)= 2

JCR calculates in previous five years duration.

 Impact Factor Measurement Tools


If you put journal title, ISSN or publisher name. The tool will show all the detail about the journal.

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Impact Factor Tool


[1]-  Evaluation by Citation: Trends in Publication Behavior, Evaluation Criteria, and the Strive for High Impact Publications, Web Link” “”.

[2]-  Journal analysis: More than just the Impact Factor, Web Link,  “”.

[3]- Measuring Your Impact: Impact Factor, Citation Analysis, and other Metrics: Journal Impact Factor (IF), Web link, ““.


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