Chain conformation, rheological and charge properties of fucoidan extracted from sea cucumber Thelenota ananas: A semi-flexible coil negative polyelectrolyte

2017 ◽  
Vol 237 ◽  
pp. 511-515 ◽  
Author(s):  
Xiaoqi Xu ◽  
Changhu Xue ◽  
Yaoguang Chang ◽  
Guanchen Liu
2016 ◽  
Vol 136 ◽  
pp. 1091-1097 ◽  
Author(s):  
Yaoguang Chang ◽  
Yanfang Hu ◽  
Long Yu ◽  
David Julian McClements ◽  
Xiaoqi Xu ◽  
...  

2019 ◽  
Author(s):  
Dennis Bücker ◽  
Annika Sickinger ◽  
Julian D. Ruiz Perez ◽  
Manuel Oestringer ◽  
Stefan Mecking ◽  
...  

Synthetic polymers are mixtures of different length chains, and their chain length and chain conformation is often experimentally characterized by ensemble averages. We demonstrate that Double-Electron-Electron-Resonance (DEER) spectroscopy can reveal the chain length distribution, and chain conformation and flexibility of the individual n-mers in oligo-(9,9-dioctylfluorene) from controlled Suzuki-Miyaura Coupling Polymerization (cSMCP). The required spin-labeled chain ends were introduced efficiently via a TEMPO-substituted initiator and chain terminating agent, respectively, with an in situ catalyst system. Individual precise chain length oligomers as reference materials were obtained by a stepwise approach. Chain length distribution, chain conformation and flexibility can also be accessed within poly(fluorene) nanoparticles.


2010 ◽  
Vol 36 (4) ◽  
pp. 731-738 ◽  
Author(s):  
Xiao-Ru CHEN ◽  
Wen-Bing ZHANG ◽  
Kang-Sen MAI ◽  
Bei-Ping TAN ◽  
Qing-Hui AI ◽  
...  

2012 ◽  
Vol 36 (2) ◽  
pp. 272 ◽  
Author(s):  
Jie TAN ◽  
Hui-ling SUN ◽  
Fei GAO ◽  
Jing-ping YAN ◽  
Ying-hui DONG ◽  
...  

2010 ◽  
Vol 34 (6) ◽  
pp. 775-783 ◽  
Author(s):  
Hui-hui ZHOU ◽  
Hong-ming MA ◽  
Wen-bing ZHANG ◽  
Wei XU ◽  
Zhi-guo LIUFU ◽  
...  

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