Fringes at 3.5 mm Wavelength Between APEX and Effelsberg!
A symbolic moment in millimetre-wave VLBI at the Max-Planck-Institute für Radioastronomie (MPIfR): For the first time, the 12-meter APEX telescope in Chile and the 100-meter Effelsberg radio telescope in Germany have successfully detected VLBI fringes between them. Both telescopes are operated by the MPIfR). APEX, located at 5100 m altitude on the Chajnantor Plateau in [...]