We study the dynamics of short optical pulses in a real system with periodically distributed dispersion and the nonlinearity is governed by the higher order nonlinear Schr?dinger equation(HNLSE) with linear and nonlin...
supported by the National High Technology Research and Development Program of China(No.2013AA030501)
We report rigorous coupled-wave analysis(RCWA) method to non-destructively characterize the domain structure of periodically poled lithium niobate(PPLN) crystal. The strong light diffraction effect is achieved by appl...
supported by the National Natural Science Foundation of China(Nos.61201101,61601183 and 61205003);the Young Backbone Teachers in University of Henan Province(No.2014GGJS-065);the Foundation and Advanced Technology Research Program of Henan Province(No.162300410269);the Program for Innovative Research Team(in Science and Technology)in University of Henan Province(No.16IRTSTHN017)
Terahertz(THz) generation by periodically-poled RbTiOPO_4(PPRTP) with a quasi-phase-matching scheme based on cascaded difference frequency generation(DFG) processes is theoretically analyzed. The cascaded Stokes and a...
supported by the National Natural Science Foundation of China(Nos.61372143 and 61671321)
This paper presents a new three-dimensional(3D) volume measurement approach of bubble in gas-liquid two-phase flow. According to the dual perspective imaging principle,bubble feature images can be captured from two di...
supported by the Natural Science Foundation of Hebei Province(No.E2013407119);the Items of Institution of Higher Education Scientific Research of Hebei Province(Nos.ZD20131008 and Z2015149)
Based on Lee-Low-Pines(LLP) unitary transformation, this article adopts the variational method of the Pekar type and gets the energy and wave functions of the ground state and the first excited state of strong-couplin...