Order and strain in main-chain smectic liquid-crystalline polymers and elastomers W. H. de Jeu, E. P. Obraztsov, B. I. Ostrovskii, W. Ren, P. J. McMullan, A. C. Griffin, A. Sánchez-Ferrer and H. Finkelmann Eur. Phys. J. E, 24 4 (2007) 399-409 Published online: 21 January 2008 DOI: 10.1140/epje/i2007-10254-8