50nW 5kHz-BW opamp-less ΔΣ impedance analyzer for brain neurochemistry monitoring. - Maged ElAnsary; Nima Soltani; Hossein Kassiri; Ruben Machado; Suzie Dufour; Peter L. Carlen; Michael Thompson; Roman Genov (ISSCC, 2018)

50nW Opamp-Less ΔΣ-Modulated Bioimpedance Spectrum Analyzer for Electrochemical Brain Interfacing. - Maged ElAnsary; Nima Soltani; Hossein Kassiri; Ruben Machado; Suzie Dufour; Peter L. Carlen; Michael Thompson; Roman Genov (IEEE J. Solid State Circuits, 2020)