SEARCH Articles Figures Tables Nonlinear effects Nonlinear optical effects Nonlinear optics third-order nonlinearity Nonlinear third order Nonlinear third-order effects Nonlinear third-order optical nonlinearity Optical effects Optical third-order Third-order Third-order nonlinear optical Third-order nonlinear optics Third-order nonlinearities Third-order optical nonlinearities Third-order optical nonlinearity