The most distant radio quasars at the highest resolution

S. Frey, Z. Paragi, . L. I. Gurvits +2

There are about 50 quasars known at redshifts z>5.7 to date. Only three of them are detected in the radio (J0836+0054, z=5.77; J1427+3312, z=6.12; J1429+5447, z=6.21). The highest-…