Resistive Multi-Gas Sensor for Simultaneously Measuring the Oxygen Stoichiometry (λ) and the NOx Concentration in Exhausts: Engine Tests under Dynamic Conditions. - Carsten Steiner; Thomas Wöhrl; Monika Steiner; Jaroslaw Kita; Andreas Müller 011; Hessam Eisazadeh; Ralf Moos; Gunter Hagen (Sensors, 2023)