It is shown that due to the quantum interference effect induced by two control fields, one can obtain a large rotation angle with a very low absorption of the probe field.

• 我们指出，由于原子系统中控制光引起的量子干涉效应，我们能够在抑制探测光被介质吸收的条件下实现其出射时偏振状态的巨大偏转。