Yesterday, Mostafa passed his preliminary exam for the Materials Science & Engineering PhD program.
His research can be seen in a very recent publication in the Journal of Geophysical Research: Solid Earth.
“Crystallization of iron-containing sodium aluminosilicate glasses in the NaAlSiO4-NaFeSiO4 join”
http://onlinelibrary.wiley.com/wol1/doi/10.1002/2016JB013661/abstract