SEARCH Articles Figures Tables Bode diagram first-order system Differential Equations the Basic Reduction to First Order Systems Effectiveness factor for first-order irreversible reaction-diffusion system Experimental systems diffusion with first-order reaction First-order Plus Dead Time System First-order lag systems First-order lead system First-order linear system First-order ordinary differential systems First-order sampled-data system First-order spin systems First-order system concentration variables First-order system half-time First-order systems Nyquist plot First-order systems discrete-time model First-order systems in series First-order systems pulse transfer function First-order systems, dynamic response First-order type zero system Frequency response characteristics of first-order systems Further Examples of Simple, First-Order Spin Systems Optimal time scaling factor for first order plus delay systems Order systems Ordered systems Substituted systems first order transition Systems of First-Order Ordinary Differential Equations Systems of first-order reactions The Ground-State Energy to First-Order of Heliumlike Systems Transduction first order system Tubular reactor systems first-order reaction