Phase Transition of Side Chain Liquid Crystal Polyacrylate Studied by Positron Annihilation Lifetime Spectra
Wang Wen-Hua,Wei Long,Zhang Tian-Bao,He Liu,Zhang Shu-Fan,Qi Zong-Neng
Acta Phys. -Chim. Sin. . 1996, (08): 688 -692 .  DOI: 10.3866/PKU.WHXB19960804