scholarly journals Photo-Modulated Wide-Spectrum Chromism in Eu3+ and Eu3+/Tb3+ Photochromic Coordination Polymer Gel: Application in Decoding Secret Information

2021 ◽  
Author(s):  
Parul Verma ◽  
Ashish Singh ◽  
Tapas Kumar Maji

Photo-switching emission of photochromic materials has paramount importance in the field of optoelectronics. Here, we report synthesis and characterization of dithienylethene (DTE) based photochromic low molecular weight gelator (LMWG) and...

RSC Advances ◽  
2013 ◽  
Vol 3 (34) ◽  
pp. 14528 ◽  
Author(s):  
Manoharan Mathiselvam ◽  
Duraikkannu Loganathan ◽  
Babu Varghese

2013 ◽  
Vol 460-461 ◽  
pp. 70-77 ◽  
Author(s):  
J.L. Diez de Tuesta ◽  
E. Casas ◽  
J. Moreno ◽  
P. Perez Nebreda ◽  
J.M. Escola ◽  
...  

2002 ◽  
Vol 34 (1) ◽  
pp. 49-63 ◽  
Author(s):  
C. S. Proikakis ◽  
P. A. Tarantili ◽  
A. G. Andreopoulos

2017 ◽  
Vol 90 (2) ◽  
pp. 308-324 ◽  
Author(s):  
Taejun Yoo ◽  
Steven K. Henning

ABSTRACT A bio-based route to the production of trans-β-farnesene has recently been commercialized. Trans-β-farnesene is capable of being polymerized by both anionic and cationic pathways, creating low molecular weight polymers with structure–property relationships unique within the diene class of monomers. Trans-β-farnesene is produced through fermentation of sugar feedstocks. The pathway offers an alternative to petroleum-based feedstocks derived as by-products of naphtha or ethane cracking. Anionic polymerization of the monomer produces a highly branched “bottlebrush” structure, with rheological properties that are markedly different than those of linear diene polymers. Specifically, a lack of entanglements is observed even at relatively high molar masses. For hydroxyl-terminated oligomers, Tg as a function of molar mass follows a trend opposite non-functional materials. The synthesis and characterization of trans-β-farnesene–based polymers will be presented, including anionically prepared low molecular weight diols and monols.


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