Guilin Sun
Ansys Employee
双光子吸收two-photon absorption涉及到能级跃迁吧?这个需要特殊的材料模型,很可能需要自己开发。好像还涉及荧光辐射,这个还需要新的算法。
参见 FDTD Analysis of Two-Photon Absorption and Free-Carrier Absorption in Si High-Index-Contrast Waveguides
Journal of Lightwave Technology Vol. 25, Issue 9, pp. 2495-2501 (2007)