11. Research interests-International Cooperation in Higher Education; Administration in Higher Education; Polarization Nonlinear Optics and Spectroscopy. 12. In thermal poling, one exploits effects of nonlinear optics created by the strong recorded field. 13. Barium titanate crystals find use in nonlinear optics . 14. The field of nonlinear optics studies the changes to material polarization density under extreme electric fields. 15. The theoretical basis for many nonlinear processes were first described in Bloembergen's monograph " Nonlinear Optics ". 16. His research and published articles at that time pertained to nonlinear optics , optical fibers, parametric oscillators and parametric amplifiers. 17. BBO crystals for nonlinear optics can be grown from fluxed melt of barium borate, sodium oxide and sodium chloride. 18. *The Swift Hohenberg equation is used in nonlinear optics and in the granular media dynamics of flames or electroconvection. 19. His research comprises lasers, nonlinear optics , optical data storage, scanning probe microscopy ( SPM ) and nano-optics / plasmonics. 20. Quantum integrated photonics : This research focuses on highly compact approaches based on nonlinear optics to generate single photons.