The study of the experimental results in asymmetric GaAs/Al_(0.3)Ga_(0.7)As double quantum wells (DQW) structure by using photoreflectance (PR) and photoluminescence (PL) techniques is presented.

• 报道用光调制反射谱和光致发光方法对非对称的GaAs/Al_(0.；3)Ga_(0