Xu, F., Heinz-Siegfried Kitzerow, and P. P. Crooker. “Electric-Field Effects on Nematic Droplets with Negative Dielectric Anisotropy.”https://doi.org/10.1103/physreva.46.6535__Physical Review A 46, no. 10 (1992): 6535–40.https://doi.org/10.1103/physreva.46.6535 .

Kitzerow, Heinz-Siegfried, Henning Molsen, and Gerd Heppke. “Linear Electrooptic Effects in Polymerdispersed Ferroelectric Liquid Crystals.”https://doi.org/10.1063/1.106762__Applied Physics Letters 60, no. 25 (1992): 3093–95.https://doi.org/10.1063/1.106762 .

Kitzerow, Heinz-Siegfried, Henning Molsen, and Gerd Heppke. “Helical Unwinding in Polymer-Dispersed Ferroelectric Liquid Crystals.”https://doi.org/10.1002/pat.1992.220030506__Polymers for Advanced Technologies 3, no. 5 (1992): 231–35.https://doi.org/10.1002/pat.1992.220030506 .

Molsen, Henning, Heinz-Siegfried Kitzerow, and Gerdhttps://doi.org/10.1143/jjap.31.l1083__Heppke. “Antiferroelectric Switching in Polymer-Dispersed Liquid Crystals.”https://doi.org/10.1143/jjap.31.l1083__Japanese Journal of Applied Physics 31, no. 8A (1992).https://doi.org/10.1143/jjap.31.l1083 .

Molsen, H., Heinz-Siegfried Kitzerow, and G.  Heppke. “Deformed-Helix Ferroelectric Effect in Polymer-Dispersed Ferroelectric Liquid Crystals.” SID Digest of Technical Papers XXIII (1992): 773–75.

Crooker, P. P., and Heinz-Siegfried Kitzerow. “Blue Phases.” Condensed Matter News 1 (1992): 6–11.

Kitzerow, Heinz-Siegfried, and Peter P. Crooker. “Polymer-Dispersed Cholesteric Liquid Crystals - Challenge for Research and Application.”https://doi.org/10.1080/00150199108226040__Ferroelectrics 122, no. 1 (1991): 183–96.https://doi.org/10.1080/00150199108226040 .

Kitzerow, Heinz-Siegfried, P. Crooker, and G. Heppke. “Line Shapes of Field-Induced Blue-Phase-III Selective Reflections.”https://doi.org/10.1103/physrevlett.67.2151__Physical Review Letters 67, no. 16 (1991): 2151–54.https://doi.org/10.1103/physrevlett.67.2151 .

Kitzerow, Heinz-Siegfried, B. Jérôme, and P. Pieranski. “Strain-Induced Anchoring Transitions.”https://doi.org/10.1016/0378-4371(91)90423-a__Physica A: Statistical Mechanics and Its Applications 174, no. 1 (1991): 163–94.https://doi.org/10.1016/0378-4371(91)90423-a .

Kitzerow, Heinz-Siegfried. “The Effect of Electric Fields on Blue Phases.”https://doi.org/10.1080/00268949108035659__Molecular Crystals and Liquid Crystals 202, no. 1 (1991): 51–83.https://doi.org/10.1080/00268949108035659 .

Kitzerow, Heinz-Siegfried, H. Schmid, and G. Heppke. “Chirale Flüssigkristalle - Selektive Reflexion in Phasen ohne Spiegelsymmetrie.” Labor 2000, Sonderausgabe der Zeitschrift LaborPraxis, Vogel Verlag, München, 1991.

Huber, Klaus. “Interactions in Mixed Interfaces of Binary Surfactant Solutions.”https://doi.org/10.1016/0021-9797(91)90164-4__Journal of Colloid and Interface Science 147, no. 2 (1991): 321–32.https://doi.org/10.1016/0021-9797(91)90164-4 .

Huber, Klaus. “Calcium-Induced Shrinking of Polyacrylate Chains in Aqueous Solution.”https://doi.org/10.1021/j100140a046__The Journal of Physical Chemistry 97, no. 38 (1991): 9825–30.https://doi.org/10.1021/j100140a046 .

Gochin, M., A. Pines, M.E. Rosen, S.P. Rucker, and Claudia Schmidt. “Two-Dimensional N.M.R. Studies of Flexible Molecules in Liquid Crystals: Orientational Order and Conformational Probabilities ofn-Hexane.”https://doi.org/10.1080/00268979000100501__Molecular Physics 69, no. 4 (1990): 671–95.https://doi.org/10.1080/00268979000100501 .

Schmidt, Claudia, S. R.https://doi.org/10.1007/978-3-642-76072-3__Rucker, D.https://doi.org/10.1007/978-3-642-76072-3__Caplan, M. F. Quinton, and A. Pines. “NMR of Oriented Flexible Molecules.”https://doi.org/10.1007/978-3-642-76072-3__In 25th Congress Ampere on Magnetic Resonance and Related Phenomena, edited by Michael Mehring, Jost Ulrich von Schütz, and Hans Christoph Wolf. Berlin, Heidelberg: Springer Berlin Heidelberg, 1990.https://doi.org/10.1007/978-3-642-76072-3 .

Heppke, G., Heinz-Siegfried Kitzerow, D. Lötzsch, and Ch. Papenfuß. “Blue Phase Mixtures Exhibiting Low Fractions of a Chiral Compound Experimental Observation of Some Unusual Properties.”https://doi.org/10.1080/02678299008047356__Liquid Crystals 8, no. 3 (1990): 407–18.https://doi.org/10.1080/02678299008047356 .

Kitzerow, Heinz-Siegfried, P. P. Crooker, S. L. Kwok, J. Xu, and G. Heppke. “Dynamics of Blue-Phase Selective Reflections in an Electric Field.”https://doi.org/10.1103/physreva.42.3442__Physical Review A 42, no. 6 (1990): 3442–48.https://doi.org/10.1103/physreva.42.3442 .

Kitzerow, Heinz-Siegfried, P.P. Crooker, S.L. Kwok, and G. Heppke. “A Blue Phase with Negative Dielectric Anisotropy in an Electric Field. Statics and Dynamics.”https://doi.org/10.1051/jphys:0199000510120130300__Journal de Physique 51, no. 12 (1990): 1303–12.https://doi.org/10.1051/jphys:0199000510120130300 .

Kitzerow, Heinz-Siegfried, G. Heppke, H. Schmid, B. Jérôme, and P. Pieranski. “First Optical Observation of Kossel Diagrams in Chiral Smectic Phases.”https://doi.org/10.1051/jphys:0199000510180208700__Journal de Physique 51, no. 18 (1990): 2087–99.https://doi.org/10.1051/jphys:0199000510180208700 .

Heppke, G., B. Jéròme, Heinz-Siegfried Kitzerow, and P. Pieranski. “Observation of a Hexagonal Blue Phase in Systems with Negative Dielectric Anisotropy.”https://doi.org/10.1080/02678298908026387__Liquid Crystals 5, no. 3 (1989): 813–28.https://doi.org/10.1080/02678298908026387 .