Introduction: J.E.Hirsch introduced H Index to scientometric domain , representing actual scientific profitability quality of a researcher’s publications and is equal to effective index for researchers.

Literature review:Studies showed that documents database have provided different H scores for each researcher and for different scientific fields. Despite the utmost advantages of H-index it also have some flaws such as need to use complementary indices such as m, r, g index.

Conclusions:The strength point of H index, is its ability to use in limited levels which is an complementary for other bibliomeetric exist indexes. This Index ,with others, could be a suit index to improvement scientific levels for researchers, scientist, and scientific board members.