The theoretical foundation of unique floating substrate effects, which have been observed experimentally, on the intrinsic gate capacitance characteristics in saturation of SOI n-MOSFETs, is clearly established using original two-dimensional numerical device simulations.
Flandre, D. (1992). Measurement and Simulation of Floating Substrate Effects On the Intrinsic Gate Capacitance Characteristics of Soi N-mosfets. Electronics Letters, 28(10), 967-969. https://doi.org/10.1049/el:19920614 (Original work published 1992)