فهرست مقالات Mohammad K. Elsaid مقاله 1 - Heat capacity and entropy of Gaussian spherical quantum dot in the presence of donor impurity 10.1007/s40094-019-0336-1 Nehal S. Yahyah Mohammad K. Elsaid Ayham Shaer Journal of Theoretical and Applied Physics , شماره 1 , سال 0 , تابستان 2019