A) M.Sc., as External Examiner (10 candidates):
1) Orientational Lithochemical Exploration Studies for Gold in Northern Part of Ariab Mineralized Zone, Red Sea Hills, NE Sudan. (By: Hussein, H.A., 1994, Univ. of Khartoum).
2) Potentialities of Maman Marble and other similar Deposits for Production of Cement and Related Building Materials. (By: Salih, A.S., 1995, Univ. of Khartoum).
3) Indications of the effects of proximity to Atlantis II deep on selected fauna of the Red Sea. (By: Al/Rahman, O. O A., 1997, Univ. of Khartoum).
4) Gold Mineralization at Belguwa Area, Blue Nile State, Sudan. (By Taha, H.E.M., 1997, Univ. of Khartoum).
5) Geochemical and Mineralogical studies of the mafic-ultramafic rocks of the Ingessana Hills, Blue Nile State, SE Sudan. (By: Abdalla, T.O.A., 1997, Univ. of Khartoum).
6) The assessment and Evaluation of Environmental Changes in semi-arid regions (Western Kordofan State, Sudan) Using Remote Sensing. (By: Abdalla, A.O., 2002,Univ. of Khartoum).
7) Some Aspects of the Geology and Hydrogeology of Odurman Area, With Special Emphasis on the Groundwater Management and Development. (By: Medani, M.A., 2002, Univ. of Khartoum).
8) A Geomorphologic Study of Khor Abu Habil, southern Kordofan. (By:Talab, S.K.A., 2003, Univ. of Al Neelain).
9) Groundwater as a source of water supply in eastern Khartoum State – geological control and quality constraints, (By: El Tahir S.M., 2004, Univ. of Khartoum).
10) Geomorphology of Hadramoot coast, Yemen, (By: Barsheid, M.A., 2005, Al Neelain University).
11) Reservoir characterization with emphasis on upper Cretaceous Ghazal Formation, Unity Field, Muglad Basin, SW Sudan (By: El Mahi, M.M., 2007, Khartoum University.
B) Ph.D., as External Examiner (5 candidates):
11) Geomorphology and Land use of Lower Gahran Valley, Yemen. (By: Matter, A.G., 2005, Al Neelain University).
12) Remote Sensing and GIS Applications in Geological Mapping, Prospecting for Mineral Deposits and Groundwater, Berber Sheet Area, northern Sudan. (By: Hag El Khidir, S.O., 2006, Univ. of Al Neelain).
13) Digital Image Processing of Landsat 7 Data and GIS Application For Geological Investigation in Jebel Erba Area, Red Sea Hills, NE Sudan. (By: Ali, I.A., 2006, Univ. of Al Neelain).
14) Geomorphology of Wadi Ibrah, southern Darfur, SW Sudan. (By: El Zaki, Y.A., 2006, Univ. of Al Neelain).
15) Geomorphology of Wadi Kutum Basin, western Sudan. (By: Abdel-Rahman, S.N., 2007, Univ.of Al Neelain.