2nd-Order VCO-based CT ΔΣ ADC architecture. - Vaishak Prathap; Sanjeev Tannirkulam Chandrasekaran; Arindam Sanyal (MWSCAS, 2017)

A differential p-ISFET based on-chip pH sensor with substrate based drift reset capability. - Vaishak Prathap; Albert H. Titus (IEEE SENSORS, 2021)