“Modeling load uncertainties in reactive power compensation of distribution feeders using interval arithmetic” Published in the 6th International Conference on Electrical Engineering ICEENG 2008, 27-29 May. “Assessment of uncertainty in reactive power compensation analysis of distribution systems” Published in 2006 Large Engineering Systems Conference on Power Engineering, Halifax Marriott Harbourfront, Halifax, Nova Scotia, Canada, July 26-28. “Onset Voltage Of Positive Corona On Dielectric-Coated Electrodes” Published in 2005 Annual Report Conference on Electrical Insulation and Dielectric Phenomena, pp. 34-38. “Onset Voltage Of Negative Corona On Dielectric-Coated Electrodes In Air” Published in Journal of physics D: Applied Physics, vol. 38 ,pp. 3403–3411 Genetic algorithm-optimised charge simulation method for electric field modelling of plate-type electrostatic separators Enhancing selectivity of plate-type electrostatic separators using non-dominated sorting genetic algorithms (NSGA-II) Assessment of uncertainties in substation grounding system using interval mathematics Experimental and numerical investigations of the corona characteristics of a new Tri-electrode system for electrostatic separation processes Addressing Uncertainties for Accurate Determination of Corona Power Loss of HVDC Power Lines Influence of Contamination Constituents on Flashover Performance of HV Outdoor Insulators in Egypt Flashover Performance of contaminated HV Outdoor Insulators in Egypt AN INTEGRATED INTERVAL ARITHMETIC APPROACH FOR REACTIVE POWER COMPENSATION OF RADIAL DISTRIBUTION FEEDERS ASSESSMENT OF POLLUTION ON OUTDOOR HIGH VOLTAGE INSULATORS IN EGYPT OPTIMAL ELECTRIC FIELD PERFORMANCE OF EHV TRANSMISSION LINES USING GROUND SHIELD CONDUCTORS Environmental Pollution Effects on Insulators of Northern Egypt HV Transmission Lines CAPACITOR ALLOCATION AND SIZING IN DISTRIBUTION FEEDERS USING INTERVAL MATHEMATICS DESIGNING SUBSTATION EARTHING GRID SYSTEM USING INTERVAL MATHEMATICS