The PBG structure of 1-D nonlinear PC is calculated.Based on theoretical calculation dynamic and external tuning of the 1-D nonlinear PC is demonstrated.

• 对含有非线性材料的一维光子晶体带隙结构进行了数值计算.；在外部入射光强调制下；非线性缺陷层折射率的改变会引起禁带内缺陷模的移动；而光子晶体禁带位置与宽度基本保持不变;