ULTRA STEEP SPECTRUM RADIO SOURCES IN THE LOCKMAN HOLE: SERVS IDENTIFICATIONS AND REDSHIFT DISTRIBUTION AT THE FAINTEST RADIO FLUXES
Ultra steep spectrum (USS) radio sources have been successfully used to select powerful radio sources at high redshifts (z ≳ 2). Typically restricted to large-sky surveys and relatively bright radio flux densities, it has gradually become possible to extend the USS search to sub-mJy levels, thanks t...
Հիմնական հեղինակներ: | , , , , , , , , , , , , , , , , , , , , , , , , |
---|---|
Ձևաչափ: | Journal article |
Լեզու: | English |
Հրապարակվել է: |
Institute of Physics Publishing
2011
|