High gain two-wave mixing in H⁺-implanted photorefractive Fe:KNbO₃ planar waveguidesBRÜLISAUER, S; FLUCK, D; GÜNTER, P et al.Electronics Letters. 1995, Vol 31, Num 4, pp 312-313, issn 0013-5194Article

Photorefractive two-wave mixing with focused Gaussian beamsFLUCK, D; BRÜLISAUER, S; GÜNTER, P et al.Optics communications. 1995, Vol 115, Num 5-6, pp 626-636, issn 0030-4018Article

Controlled reduction of Fe-doped KNbO₃ by proton-irradiationBRÜLISAUER, S; FLUCK, D; GÜNTER, P et al.Optics communications. 1998, Vol 153, Num 4-6, pp 375-386, issn 0030-4018Article