1. Salih, O. I. Eid, N. P. Benetis, M. Lindgren, A. Lund, E. Sagstuen. “Reversible conformation change of free radicals in X-irradiated glutarimide single crystals studied by ENDOR”, J. of Chem. Phys. , 212 , 409-419 (1996).
2. E. Sagstuen, E. O. hole, S. R. Haugedal, A. Lund, O. I. Eid, R. Erickson. “EPR and ENDOR analysis of X-irradiated L-Alanine and NaHC₂O₄.H₂O Simulation of microwave power dependence of satellite lines”. Nukleonika , 42 No. 2 , 353-372 (1997).
3. Nimir Ali Salih, Audun Sanderud, Einar Sagstuen, Omer I. Eid, and Anders Lund. “ESR and ENDOR studies of Hippuric acid single crystals X-irradiated at 295K: A reinvestigation”, J of Phys. Chem., 101, No. 44, 8214-8220 (1998).
4. Omer I Eid, “Glutarimide, Sodium Hydrogen Oxalate single crystals: An ESR/ENDOR study”, A thesis submitted for the degree of Doctor of Philosophy in the University of Khartoum, July 1999. Khartoum Sudan.
5. M. Abedelbagi, O. I. Eid, W. S. A/Rahman “Evaluation of the Influence of Practical Physics Study in Sudanese Universities”, Conference Paper, 2^nd International Conference on Physics Education, Feb. 7-9-2003, Karachi, Pakistan.
6. Omer. I. Eid, Anders Lund, Einar Sagstuen “Ally Type Radical Formation in X-irradiated Glutarimide Single Crystals studied by ENDOR and ENDOR-Induced EPR” J. of PCCP, 6, 3604-3610 (2004).
7. Mustafa A. Ali, Omer I. Eid “Detection of air pollution and temperature stress on Cotton plant utilizing Laser Induced Fluorescence (LIF) technique”, Accepted, the Journal of Physics. sifns Jul 2008.
8. T. S. Saaed, O. I. Eid “Study on the effect of heating some frying oils by using the Laser Induced Fluorescence technique”, Poster: Winter College on Optics in Environmental Science (2-13 February 2009), ICTP, Trieste, Italy

Theses: Examiner

I was one of the examiners committee for the following M.Sc & Ph.D. theses in Physics:

1. “Radiation Dose on the Local Sudanese Cement”, Nada Abbas, University of Khartoum, Faculty of Science, Department of Physics, 2001.
2. “Absorption spectroscopy of Rb87 & Rb85 near infrared by using diode laser”, Adil Adam Mohamed Salih, University of Khartoum, Faculty of Science, Department of Physics, 2001.
3. “ESR Spectroscopy On Gd⁺³ Single Crystals studied at room temperature”, Ilham Mohammed Kamal, University of Khartoum, Faculty of Science, Department of Physics, 2002.
4. “Study and Analysis of the Spectra of Rubidium Isotopes Using an Extended Cavity Diode Laser”, Mubark Mohammed, University of Khartoum, Faculty of Science, Department of Physics, 2002.
5. “Investigation of the interference Patten of He-Ne laser using the Fast Fourier Transform”, Mai ElTag Mohammed Osman. University of Khartoum, Faculty of Science, Department of Physics, 2003.
6. “Gamma Irradiation Effect on Bipolar Junction Transistor”, Rania Elgaili Ali Ibrahim, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Jan. 2004.
7. “Spectroscopy of Flame Emission”, Hala AbdelRahman AbdelGaleil Mohammed, University of Khartoum, Faculty of Science, Department of Physics, Jul, 2004.
8. “Determination of the trace elements in petroleum by laser induced-fluorescence”, Ruta Ahmed Warille, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Jul. 2004.
9. “Effect of Annealing on Bipolar PNP-Transistor Junction Type (AC-128), Amin Ahmed Omar Yousif, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Aug. 2004
10. “Assessment of radiological impact of phosphate fertilization on arable land”, Saif Adin Yassin Mohamed, Sudan University of Science and Technology. Dec. 2004.
11. “Nuclear Energy: A Comparative Study with others Energies” Salwa Mohammed Ibrahim Mahmood, Sudan University of Science and Technology. Jan. 2005.
12. ” الريونات (الحرير الاصطناعى)” ، المعز ميرغنى مكاوى، جامعة السودان للعلوم والتكنولوجيا، مايو 2005م.
13. “Solar pumping system by utilizing fixed tilted mode and the passive solar tracker mode” Hiba Kamal Abd Elmaged, University of Khartoum, Faculty of Science, Department of Physics, Jul, 2005.
14. Calibration of Gammacell 220 E Irradiator using Ficke and Alanine Dosimetry. Mohamed A. H. Rushdi. Sudan University of Science and Technology. Sep. 2005.
15. “Structural and magnetic properties of magnetism ferrite doped with Cr+3/Mn+2) cations” Omaima Abubaker Osman. University of Khartoum, Faculty of Science, Department of Physics, Aug, 2005
16. “Determination of trace elements in some crops using LIF combustion diagnostic” Nada Omer Ibrahim, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Oct. 2005.
17. “Review on environmental radioactivity monitoring studies in Sudan” Noha Shamaseldin Hassan, University of Khartoum, Faculty of Science, Department of Physics, Oct, 2005.
18. “Applications of fiber optics in telecommunication” Wishah Salah Eldien Elhag, University of Khartoum, Faculty of Science, Department of Physics, Dec, 2005.
19. “Concentration of Radon222 in Kassala State”, Abd E Moniem Ahmed Elzain, University of Kassala, Ph.D thesis, 2006.
20. “Nanoparticles: A Quantum Dots study”,Yssir Mohammed Al-Hassan Ahmed, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Apr. 2006.
21. “Some structural and Magnetic Properties of Y doped La_1.2 Sr_1.8 Mn₂ O₇ magnetite”, Anas Al Amin Hassan, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Jun. 2006.
22. ” دراسة الإنهيار الكهربائى فى السوائل ” مظفر على سخدودى البغدادى: جامعة امدرمان الاسلاميةكلية العلوم ـ قسم الفبزياء ‏يونيو 2006م.
23. “Fabrication and Stability of some Polymer –based devices”, Fatima Al Gilany Ahmed, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Oct. 2006.
24. “Synthesis and physical characterization of Cr⁺³ doped Mg_0.9Mn_0.1Fe₂O₄”,Hassan Abdelhalim Abdellah Seed Ahmed, University of Khartoum, Faculty of Education, Department of Physics, Sep., 2006.
25. “The use of Laser-induced fluorescence for studying the effect of leaf reflectivity on water hyacinth growth”, Khaled Abdel Aziz El Khidder, Sudan University of Science and Technology, Nov. 2006.
26. “Structural and Dielectric Impedance Studies on some Ferrites Spinel”, Nagala Mohammed Hussein, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Apr. 2006.
27. “Investigation of thermal stability of ZnS: Semiconductor quantum dots”,Yssir Mohammed Al-Hassan Ahmed, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Apr. 2006.
28. “The effect of [Coum 500.Rh6G] dye laser produced by pumping nitrogen laser on silver nitrate (AgNO₃).”, Rehab Awad Al-Karim Ibrahim, University of Khartoum, Faculty of Science, Department of Physics, Feb., 2007.
29. “Use of X-Ray Fluorescence for Analysis of Gold”, Nadreen Yousif Mohamed Yousif, University of Khartoum, Faculty of Science, Department of Physics, Jul., 2007.
30. “Modeling of Bulk Hetero Junction Solar Cell”, Mayson Abdelmageed Mansour, University of Khartoum, Faculty of Science, Department of Physics, Nov., 2007.
31. “Porous Silicon for Chemical Sensing”, Rihab Ahmed Mohamed Ali Nimir,University of Khartoum, Faculty of Science, Department of Physics, Aug., 2008.
32. “Calculations of exciton behavior for extended Peierls-Hubbard system using Density Matrix Renormalization Group”, AnasOmer Abdelwahab, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. May. 2009.
33. “Anaysis of gold samples using different x-ray fluorescence system”, Saria Mustafa Abdalla Sid Ahmed, University of Khartoum, Faculty of Science, Department of Physics, Jun., 2009.
34. “Study of Some Ores Rare Earth elements by using X-Ray Fluorescence and Neutron Activation Analysis.”, Almughera Hussein Salim, University of Khartoum, Faculty of Science, Department of Physics, Jun., 2009.
35. “Simulation of Organic Solar Cell by AMPS-1D”, Samah Gasm Allah Babiker, Sudan University of Science and Technology, Jul.2009.
36. “Investigation of Radon concentration in drinking water from wells in Khartoum State”, Hajo Idriss Mohammed Idriss, Sudan academy of sciences, Jul. 2009.
37. “The precise extraction of the barrier height of Schotty junction”, Hana Ahmed ElBashir ElFadl A. Elraouf, University of Khartoum, Faculty of Science, Department of Physics, Sep., 2009.
38. “Radioactivity levels of staple foodstuffs and dose estimates in Sudan”, Hatem Eltayeb Fadlalla Hemada, Sudan Academy of Sciences, Oct., 2009.
39. “Analysis of different types of cement using XRF techniques”, Alia Abdel Aziz Mohammed AlFaki, University of Khartoum, Faculty of Science, Department of Physics, Oct., 2009.
40. “Physics Properties of Zinc Sulfide (ZnS) thin film”, El Hadi Abd alla Adam Arbab, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Nov. 2009.

Supervised the following M.Sc. research:

1. “Comparison between the measurement of Solar raditation by pyrameter and solar cell reference”, Ahmed Mohamed Salih Hamid, University of Khartoum, Faculty of Science, Department of Physics, Nov., 2009
2. “Thermal and Electrical Conductivity for Copper and Aluminum.”, Hana Mohamed El-Hassan Ahmed, University of Khartoum, Faculty of Science, Department of Physics, Sep. 2009
3. “Applications of Laser in Medicine”, Nuha Hassan Kinash, University of Khartoum, Faculty of Science, Department of Physics, Feb. 2009
4. “Assessment of the EMF emitted from electric high-voltage towers in Khartoum state, Sudan”, Sami Abdella Elbadawi Mohamed, University of Khartoum, Faculty of Education, Department of Physics, Jan. 2009.
5. “Study on the effect of heating some frying oils by using the laser induced fluorescence technique and the ultraviolet/visible spectroscopy”, Tamador Salih Saeed Ali, University of Khartoum, Faculty of Education, Department of Physics, Mar. 2009.
6. “Determination of the density and the mobility of the charge carriers in n-germanium”, Abdelrhman Yousif Mohamed Ahmed, University of Khartoum, Faculty of Science, Department of Physics, Oct. 2008.
7. “Alanine Single Crystals: EPR Study of the Stability of the Alanine Free Radical”, Wafa Mahmoud Mohammed Elyas, University of Khartoum, Faculty of Science, Department of Physics, Jan. 2009.
8. “Crycooler: Theory and Applications”, Basma Mutasim Mohammed El Sayed, University of Khartoum, Faculty of Science, Department of Physics, November, 2008.
9. “Detection of air pollution and temperature stress on Cotton plant utlizing Laser Induced Fluorescence (LIF) technique”, Mustafa Ahmed Ali, Sudan University of Science and Technology, Oct. 2006.
10. “Investigation of the effect of the magnetic water on plants using Laser-Induced Fluorescence Spectroscopy” Hussam Abdella Eljak, Sudan University of Science and Technology. Jul. 2005.
11. “Proposed Dynamical Models to Describe the beta-Proton Motion for some Free Radicals”, Rasha Mohammed Saeed, University of Khartoum, Faculty of Science, Department of Physics, Nov.2004.
12. “Dosimetry in ESR Spectroscopy”, Ghada Faisal Merghani, University of Khartoum, Faculty of Science, Department of Physics, Oct. 2003.
13. “Spectroscopic Study of the Rb87 and H2O near Infrared Laser”, Nahid Osman, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University. Feb. 2003.
14. “Study of Dynamical Models Involved in the β-proton Motion for some Free Radicals Using Electron Paramagnetic Resonance Spectroscopy”, Imad Adin Ahmed Abd A/Rahim Medani, School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University, Dec., 2002.

Current Research:

Some of my current interests are related to scientific issues of my work in Laser spectroscopy (particularly: the Laser Induced Fluorescence technique), the field of Nonionizing radiation (Measurement of high and low frequency fields), and solar energy.

1. “Measurement of the high frequency field emitted from the Mobile towers in Khartoum State, Sudan” Nahid Ahmed Abdelrahman, University of Khartoum, Faculty of Science, Department of Physics, (M.Sc. project, expected to finish May. 2010.
2. “Uses of the plastic Detectors CR-39 in Detecting the Fast and Thermal Neutron”, Abbas Yassin Abdalla El amain. University of Khartoum (M.Sc. project, expected to finish Dec. 2010).
3. “An XRF study on the traces elements in soil”, Adil Kamel Hassan. School of Physics and Applied Physics Faculty of Science and Technology Al-Neelain University, (M.Sc. project, expected to finish Apr, 2010).
4. “Measurements on the cell phone signal”, Wafa Eltayeb Mohammed, University of Khartoum (M.Sc. project, expected to finish Feb. 2010).
5. “Analysis of Basalt using XRD technique”, Mohammed Abdelgadir Mohammed, University of Khartoum (M.Sc. project, expected to finish May. 2010).
6. “XRD study of Quartz”, Thowiba Yousif Sagiroon, University of Khartoum (M.Sc. project, expected to finish Apr. 2010).
7. “Study of the Gum Arabic using XRF techniques”, Manal Mohammed Abdalla, University of Khartoum (M.Sc. project, expected to finish Jan. 2010).