Two-dimensional gain cross-grating based on spatial modulation of active Raman gain

Wang Li^{1, 2}, Zhou Feng-Xue¹, Guo Hong-Ju³, Niu Yue-Ping¹, Gong Shang-Qing^{1, †,}

(a) The first-order diffraction intensity or as a function of Ω_r. (b) The amplitude and (c) the phase of the transmission function in the x direction for different Ω_r at y = 0. The other parameters are the same as those in Fig. 2.