The results show that for a better description of the current transport properties for abrupt AlGaAs/GaAs HBT, the current variance caused by the disturbance of the energy barriers at abrupt junction interface must be taken into account.

• 结果表明:为了精确描述电流传输,必须考虑突变结界面势垒形状及高度扰动所引起的电流变化。