Synthesis and characterization of two new TiO₂-containing benzothiazole-based imine composites for organic device applications

Anna Różycka,
Agnieszka Iwan,
Krzysztof Artur Bogdanowicz,
Michal Filapek,
Natalia Górska,
Damian Pociecha,
Marek Malinowski,
Patryk Fryń,
Agnieszka Hreniak,
Jakub Rysz,
Paweł Dąbczyński and
Monika Marzec

Full Research Paper
Published 26 Feb 2018

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1. Figure 1: (a) Adsorption and desorption N₂ isotherms of TiO₂ at liquid nitrogen temperature. (b) Pore size di...
  
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2. Scheme 1: Synthetic route and chemical structure of SP1 and SP2 imines.
  
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3. Figure 2: Temperature evolution of the FTIR spectrum of SP1 imine obtained during heating in two spectral ran...
  
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4. Figure 3: Temperature evolution of the FT-MIR spectrum of SP2 imine obtained during heating between: (a) 3080...
  
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5. Figure 4: Intensity of X-ray signal vs diffraction angle, obtained by integration of 2D patterns over azimuth...
  
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6. Figure 5: Polarizing optical microscopy (POM) images for: (a) SP1 taken during 1^st heating (at 27, 58, 72, 75...
  
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7. Figure 6: Differential scanning calorimetry (DSC) curves of the SP2 and SP2:TiO₂ mixtures registered at the 1...
  
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8. Figure 7: (a) Cyclic voltammograms for SP1 and SP2. CV sweep rate ν = 100 mV/s, 0.1 M Bu₄NPF₆ in CH₂Cl₂, (b) ...
  
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9. Figure 8: Polarizing optical microscopy (POM) textures of SP2:TiO₂ mixtures with weight ratios: 3:0 w/w, 3:1 ...
  
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10. Figure 9: Polarizing optical microscopy (POM) textures of SP2:TiO₂ mixtures with weight ratio: 3:0 w/w (at ab...
  
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11. Figure 10: AFM images of: (a) SP2, SP2:TiO₂ (3:1 w/w), SP2:TiO₂ (3:2 w/w), SP2:TiO₂ (3:3 w/w), and (b) SP1, SP...
  
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12. Figure 11: Comparison of the FT-MIR spectra of the SP1:TiO₂ (3:2 w/w) and SP2:TiO₂ (3:2 w/w) mixtures and thei...
  
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13. Figure 12: Interactions between TiO₂ and SP1 or SP2.
  
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14. Figure 13: Cyclic voltammograms for SP1 and its mixtures with TiO₂ and P3HT during reduction (a) and oxidation...
  
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15. Figure 14: Cyclic voltammograms for TiO₂, SP2 and its mixtures with TiO₂ in various weight ratios during reduc...
  
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16. Figure 15: Architecture of the investigated devices along with the energy level diagram of donor and acceptors...
  
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17. Figure 16: I–V curves of the ITO/TiO₂/active layer/Au systems under 88 mW/cm² illumination: I–IV characteristi...
  
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