III-V HBTs on 300 mm Si substrates using merged nano-ridges and its application in the study of impact of defects on DC and RF performance. - Abhitosh Vais; Sachin Yadav 001; Yves Mols; Bjorn Vermeersch; Komal Vondkar Kodandarama; Marina Baryshnikova; G. Mannaert; R. Alcotte; Geert Boccardi; Piet Wambacq; Bertrand Parvais; R. Langer; et al. (ESSDERC, 2022)