Synthesis and Characterization of Near-Infrared Emissive BODIPY-Based Conjugated Polymers

Synlett ◽  
2012 ◽  
Vol 23 (05) ◽  
pp. 778-782 ◽  
Author(s):  
Yixiang Cheng ◽  
Chengjian Zhu ◽  
Yuanzhao Wu ◽  
Xiao Ma ◽  
Jiemin Jiao
RSC Advances ◽  
2021 ◽  
Vol 11 (21) ◽  
pp. 12995-13003
Author(s):  
Jialin Yang ◽  
Li Yang ◽  
Qianqian Chen ◽  
Keke Guo ◽  
Ji-Min Han

We report a pyridine-flanked diketopyrrolopyrrole monomer and all-acceptor conjugated polymers synthesized therefrom. Photophysical, thermal and electrochemical properties of the polymers have been determined.


2007 ◽  
Vol 45 (14) ◽  
pp. 2867-2875 ◽  
Author(s):  
Hai-Sub Na ◽  
Yasuhiro Morisaki ◽  
Yasuhiro Aiki ◽  
Yoshiki Chujo

Materials ◽  
2021 ◽  
Vol 14 (16) ◽  
pp. 4653
Author(s):  
Jakub Herman ◽  
Piotr Harmata ◽  
Michał Czerwiński ◽  
Olga Strzeżysz ◽  
Marta Pytlarczyk ◽  
...  

The synthesis and characterization of new deuterated liquid crystal (LC) compounds based on phenyl tolane core is described in this paper. The work presents an alternative molecular approach to the conventional LC design. Correlations between molecular structure and mesomorphic and optical properties for compounds which are alkyl-hydrogen terminated and alkyl-deuterium, have been drawn. The compounds are characterized by mass spectrometry (electron ionization) analysis and infrared spectroscopy. They show enantiotropic nematic behavior in a broad temperature range, confirmed by a polarizing thermomicroscopy and differential scanning calorimetry. Detailed synthetic procedures are attached. Synthesized compounds show a significantly reduced absorption in the near-infrared (NIR) and medium-wavelength infrared (MWIR) radiation range, and stand as promising components of medium to highly birefringent liquid crystalline mixtures.


2019 ◽  
Vol 33 (36) ◽  
pp. 1950461 ◽  
Author(s):  
Yan Qi ◽  
Bingqian Bi ◽  
Yilin Yan ◽  
Lecheng Tian

In this study, a leaf-like [Formula: see text] mixed phase nanosheets array was successfully prepared by anodization. XRD, EDS, and XPS analysis confirmed the formation of [Formula: see text] mixed phase nanostructures. SEM images indicate that the fabricated [Formula: see text] mixed phase nanosheets almost grow vertically on the substrate. The average height of nanosheets is approximately 500 nm. The optical absorption of the mixed phase covers the entire wavelength region of visible light and a little part of the near-infrared region of short wavelength.


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