1. Department of Applied Quantum Physics and Nuclear Engineering, Graduate School of Engineering, Kyushu University, Fukuoka 812-8581
2. Advanced Liquid Crystal Technologies, POB 1314, Summit, NJ 07902, U.S.A.
3. Theoretische Physik III, Universität Bayreuth, 95440 Bayreuth, Germany
4. Makromolekulare Chemie, Universität Freiburg, 79104 Freiburg, Germany
5. Department of Applied Physics, Faculty of Engineering, and Department of Life Engineering, Graduate School of Systems Life Sciences, Kyushu University, Fukuoka 812-8581