Pyroelectric drive for light-induced charge transport in the photorefractive processBUSE, K; RINGHOFER, K. H.Applied physics. A, Solids and surfaces. 1993, Vol 57, Num 2, pp 161-165, issn 0721-7250Article

Three-wave and four-wave forward mixing in photorefractive materialsRINGHOFER, K. H; SOLYMAR, L.Applied physics. B, Photophysics and laser chemistry. 1989, Vol 48, Num 5, pp 395-400, issn 0721-7269Article

New gain mechanism for wave amplification in photorefractive materialsRINGHOFER, K. H; SOLYMAR, L.Applied physics letters. 1988, Vol 53, Num 12, pp 1039-1040, issn 0003-6951Article

Equivalent circuit representation of spatial frequency dependence for wave interactions in photorefractive materialsSOLYMAR, L; RINGHOFER, K. H.Optics communications. 1988, Vol 66, Num 1, pp 31-34, issn 0030-4018Article

Reading volume gratings under the Bragg angleMAROTZ, J; RINGHOFER, K. H.Optics communications. 1987, Vol 64, Num 3, pp 245-247, issn 0030-4018Article

Instability of the resonance enhancement of moving photorefractive gratingsSTURMAN, B. I; MANN, M; RINGHOFER, K. H et al.Optics letters. 1993, Vol 18, Num 9, pp 702-704, issn 0146-9592Article

Instability of spatial gratings induced by ac fields in photorefractive crystalsSTURMAN, B. I; MANN, M; RINGHOFER, K. H et al.Optics letters. 1992, Vol 17, Num 22, pp 1620-1622, issn 0146-9592Article

Photorefractive ac-enhanced nonlinear response of sillenites: Low- and high-contrast effectsFILIPPOV, O; RINGHOFER, K. H; STURMAN, B. I et al.The European physical journal. D, Atomic, molecular and optical physics (Print). 2003, Vol 23, Num 2, pp 285-290, issn 1434-6060, 6 p.Article

Modelling of two wave mixing experiments in sillenite crystalsMANN, M; SHAMONINA, E; RINGHOFER, K. H et al.Computer physics communications. 1996, Vol 96, Num 1, pp 61-86, issn 0010-4655Article

Phase dependent forward three wave amplification in photorefractive BSOWEBB, D. J; RINGHOFER, K. H; SOLYMAR, L et al.Electronics Letters. 1991, Vol 27, Num 10, pp 889-890, issn 0013-5194Article

Instability of moving gratings in photorefractive crystalsSTURMAN, B. I; MANN, M; RINGHOFER, K. H et al.Applied physics. A, Solids and surfaces. 1992, Vol 55, Num 3, pp 235-241, issn 0721-7250Article

Theory of thermal hologram fixing and application ot LiNbO₃:CuHERTEL, P; RINGHOFER, K. H; SOMMERFELDT, R et al.Physica status solidi. A. Applied research. 1987, Vol 104, Num 2, pp 855-862, issn 0031-8965Article

Photorefractive hologram writing with modulation 1BLEDOWSKI, A; OTTEN, J; RINGHOFER, K. H et al.Optics letters. 1991, Vol 16, Num 9, pp 672-674, issn 0146-9592Article

Dynamical holographic storage in photorefractive crystalsOTTEN, J; BLEDOWSKI, A; RINGHOFER, K. H et al.Computer physics communications. 1992, Vol 69, Num 1, pp 187-200, issn 0010-4655Article

Space charge field limitations in photorefractive LiNbO₃:Fe crystalsRUPP, R. A; SOMMERFELDT, R; RINGHOFER, K. H et al.Applied physics. B, Photophysics and laser chemistry. 1990, Vol 51, Num 5, pp 364-370, issn 0721-7269Article

Feedback controlled periodic states for different kinds of photorefractive nonlinear responseSTURMAN, B. I; GORKUNOVA, A. S; RINGHOFER, K. H et al.The European physical journal. D, Atomic, molecular and optical physics (Print). 2003, Vol 23, Num 2, pp 291-297, issn 1434-6060, 7 p.Article

Two-wave mixing in BTO crystals in the presence of detuningTAKACS, J; WEBB, D. J; RINGHOFER, K. H et al.Optics communications. 1991, Vol 84, Num 1-2, pp 90-94, issn 0030-4018Article

Selfenhancement in lithium niobateOTTEN, J; OZOLS, A; REINFELDE, M et al.Optics communications. 1989, Vol 72, Num 3-4, pp 175-179, issn 0030-4018Article

The role of the longitudinal component of the electric field vector in two-wave mixing in photorefractive BaTiO₃RINGHOFER, K. H; TAO, S; TAKACS, J et al.Applied physics. B, Photophysics and laser chemistry. 1991, Vol 52, Num 4, pp 259-261, issn 0721-7269Article

Photorefractive properties of tetragonal potassium tantalate-niobate crystalsLOHEIDE, S; HESSE, H; KRÄTZIG, E et al.Optical materials (Amsterdam). 1993, Vol 2, Num 2, pp 65-71, issn 0925-3467Article

Fluid motion and molecular reorientation in a homeotropically orientated nematic liquid-crystal cellRINGHOFER, K. H; AU, L. B; SOLYMAR, L et al.Applied physics. A, Solids and surfaces. 1991, Vol 53, Num 4, pp 292-296, issn 0721-7250Article

Frequency-difference holograms in lithium niobateFRIES, S; OTTEN, J; RINGHOFER, K. H et al.Optics communications. 1989, Vol 72, Num 3-4, pp 169-174, issn 0030-4018Article

Light-induced scattering in photorefractive crystalsMAROTZ, J; RINGHOFER, K. H; RUPP, R. A et al.IEEE journal of quantum electronics. 1986, Vol 22, Num 8, pp 1376-1383, issn 0018-9197Article

Spatial subharmonics in photorefractive crystalsSTURMAN, B. I; BLEDOWSKI, A; OTTEN, J et al.Journal of the Optical Society of America. B, Optical physics (Print). 1992, Vol 9, Num 5, pp 672-681, issn 0740-3224Article

Attractors and auto-oscillations for feedback controlled photorefractive beam couplingPODIVILOV, E. V; STURMAN, B. I; ODOULOV, S. G et al.Optics communications. 2001, Vol 192, Num 3-6, pp 399-405, issn 0030-4018Article