Random doping fluctuation effects are studied in n-channel Trigate SOI MOSFETs using numerical simulations. The presence of a single positive doping impurity atom increases the threshold voltage. Electrical parameters vary with the polarity and the physical location of the impurity atom.
Yan, R., Lynch, D., Cayron, T., Lederer, D., Afzalian, A., Lee, C.-W., & Colinge, J.-P. (2008). Doping Fluctuation Effects in Trigate SOI MOSFETs. Proceedings of the 4th EuroSOI Workshop 2008, p. 63-64. https://hdl.handle.net/2078.5/252653