Recently, memristive oscillators are a significant topic in the nonlinear circuit theory where there is a possibility to build relaxation oscillators without existence of reactive elements
Voltage-controlled M-M relaxation Oscillator
This paper discusses voltage-controlled M-M relaxation oscillator with analytical and circuit simulations
Fractional-Order Oscillators Based on Double Op-Amp
In this paper, complete analysis and design for fractional-order oscillators based on double Op-Amp are presented