Optical-infrared colors of CORALS QSOs

The presence of dust in quasar absorbers, such as damped Ly{alpha} (DLA) systems, may cause the background QSO to appear reddened. We investigate the extent of this potential...类星体吸收体（如阻尼莱曼α（DLA）系统）中尘埃的存在，可能会使背景类星体（QSO）呈现红化现象。我们将探究这一潜在效应的程度……