Carlos Castro Simon Nellen Robert Elschner Isaac Sackey Robert Emmerich Thomas Merkle Björn Globisch David de Felipe Colja Schubert 32 GBd 16QAM Wireless Transmission in the 300 GHz Band using a PIN Diode for THz Upconversion. 1-3 2019 OFC https://ieeexplore.ieee.org/document/8696787 conf/ofc/2019 db/conf/ofc/ofc2019.html#CastroNESEMGFS19