Optical activity of poly-L-lactic acid in crystalline and dissolved states

References

• Bratus , J. , Weng , D. and Vogl , O. 1994 . Optical activity measurements in solids 5. Optical rotation of natural polymers . Polymer International , 34 : 433
   Google Scholar
• Goodman , M. and D'Alagni , M. 1967 . Investigations of poly-S-lactic acid structure in solution . J. Polymer. Sci. , B5 : 515
   Google Scholar
• Kobayashi , J. and Uesu , Y. 1983 . A new optical method and apparatus ‘HAUP’ for measuring simultaneously optical activity and birefringence of crystals. I. Principles and construction . J. Appl. Crystallogr. , 16 : 204
   Web of Science ®Google Scholar
• Kobayashi , J. , Kumomi , H. and Saito , K. 1986 . Improvement of the accuracy of HAUP, High-Accuracy Universal Polarimeter: Application to [N(CH3)4]2ZnCl4 . J. Appl. Crystallogr. , 19 : 377
   Web of Science ®Google Scholar
• Kobayashi , J. , Asahi , T. , Takahashi , S. and Glazer , A. M. 1988 . Evaluation of systematic errors of polarimetric measurements: Application to measurements of the gyration tensors of α-quartz by the HAUP . J. Appl. Crystallogr. , 21 : 479
   Web of Science ®Google Scholar
• Kobayashi , J. , Asahi , T. , Ichiki , M. , Saito , K. , Shimasaki , T. , Yoshii , H. , Itagaki , Y. and Ikawa , H. 1995a . Optical study on the phase transition of lead lanthanum zirconate titanate Pb0.92La0.08(Zr0.70Ti0.30)0.98O3 ceramics . Phys. Rev. , B51 : 763
   Web of Science ®Google Scholar
• Kobayashi , J. , Asahi , T. , Ichiki , M. , Oikawa , A. , Suzuki , H. , Watanabe , T. , Fukada , E. and Shikinami , Y. 1995b . Structural and optical properties of poly lactic acids . J. Appl. Phys. , 77 : 2957
   Web of Science ®Google Scholar
• Schulz , R. C. and Schwaab , J. 1965 . Rotations dispersion bei monomerem und polymerem L-(-)-lactid . Makromol. Chem. , 87 : 90
   Google Scholar