Polymeric Zinc-Bisquinoline Based Self-Assembled Light Emitting Diodes

1997 ◽  
Vol 488 ◽  
Author(s):  
F. Papadimitrakopoulos ◽  
D. L. Thomsen ◽  
K. A. Higginson

AbstractBifunctional 8,8'-dihydroxy-5,5'-biquinoline (bisquinoline) is reactively self-assembled with diethyl zinc to form a linear coordination polymer. The potential of this method to produce insoluble and intractable structures of controllable supramolecular architecture suitable for semiconducting applications has stimulated an in-depth investigation of the growth mechanism of these polymeric chelates. These films were characterized by FTIR, UV/VIS and photoluminescence spectroscopy. The film growth on glass or indium-tin oxide (ITO) coated substrates was monitored by UV/VIS spectroscopy and ellipsometry. FTIR spectroscopy indicates that the self-assembled films are polymeric in nature. Single layer light emitting diodes exhibited an orange electroluminescence, consistent with the corresponding photoluminescence spectrum

2003 ◽  
Vol 36 (5) ◽  
pp. 434-438 ◽  
Author(s):  
Jorge Morgado ◽  
Nunzio Barbagallo ◽  
Ana Charas ◽  
Manuel Matos ◽  
Lu s Alc cer ◽  
...  

RSC Advances ◽  
2018 ◽  
Vol 8 (20) ◽  
pp. 11255-11261 ◽  
Author(s):  
Zhenxuan Wu ◽  
Zhenlin Yang ◽  
Kai Xue ◽  
Chunchun Fei ◽  
Fei Wang ◽  
...  

Effective green single-layer organic light-emitting diodes (OLEDs) are reported with fac-tris(2-phenylpyridine)iridium [Ir(ppy)3] as a dopant and chlorinated indium tin oxide (Cl–ITO) as a transparent anode.


2004 ◽  
Vol 212 (1) ◽  
pp. 381-386 ◽  
Author(s):  
Jorge Morgado ◽  
Ana Charas ◽  
Nunzio Barbagallo ◽  
Luis Alcácer ◽  
Manuel Matos ◽  
...  

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