Paper: an innovative direct A/D converter for THz

MDPI published a IRIS paper about an innovative A/D converter that directly amplifies and converts the signals from a THz antenna:

Khatib, M., and M. Perenzoni. "A Low-Noise Direct Incremental A/D Converter for FET-Based THz Imaging Detectors." Sensors (Basel, Switzerland) 18.6 (2018).

The paper is open access and can be read here.