One of topics that occupied alarge area in Iraqi society at the moment is the issue( of tribal separation and its relation to the organization of the community ) so we see in the civilizations and heritage of each community aset of provisions and laws that take the form of status customary or religious it is indicative of the great interest in Iraq

Bending rigidity plays an important role in graphene from mechanical behavior to magnetic Face Tint and electrical properties.However, it is still in a theoretical debate whether the bending rigidity of graphene increase or decrease with increasing temperature.The liquid membranes renormalization theory is always used to calculate the bending modul