Ahmed Emad Eldin El Saghir Saghir, A. E., & Shannon, S. (2012). The impact of Langmuir probe geometries on electron current collection and the integral relation for obtaining electron energy distribution functions. Plasma Sources Science and Technology, 21(2), 025003. https://doi.org/10.1088/0963-0252/21/2/025003 El Saghir, A., & Shannon, S. (2011). Limitations of Regularization Methods for the Reconstruction of Electron Velocity Distribution Function. IEEE Transactions on Plasma Science, 39(4), 1034–1037. https://doi.org/10.1109/tps.2011.2125970 El Saghir, A., & Shannon, S. (2011). Reduction of EEDF Measurement Distortion in Regularized Solutions of the Druyvesteyn Relation. IEEE Transactions on Plasma Science, 39(1), 596–602. https://doi.org/10.1109/tps.2010.2090906 El Saghir, A., Kennedy, C., & Shannon, S. (2010). Electron Energy Distribution Function Extraction Using Integrated Step Function Response and Regularization Methods. IEEE Transactions on Plasma Science, 38(2), 156–162. https://doi.org/10.1109/tps.2009.2036013