| Dr. Sami Salman , dr. Ismaiel Abdullah and Samaa abd alsattar . lecturers in physics department /college of education participated in the ninty nine annual scientific conference of Arkansas academy for sciences which was hosted by Henderson university in Arkansas , they presented these researches
A study of the correlations between bulge luminosity and the maximum rotation velocity for spiral galaxies
A study of the relation between the spiral arm pitch angle and the momentum parameter of host spiral galaxies.
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