utilisation des nanoparticules pour l’amélioration des performances des sources organiques (oled)
DESCRIPTION
Utilisation des nanoparticules pour l’amélioration des performances des sources organiques (OLED). AYENEW Getachew. Simulation (PWE) To have plot of (radius/period) vs refractive index contrast Experiment OLEDs and Nanoparticles for light extraction. Bandgap. Δ n. Radius/period. - PowerPoint PPT PresentationTRANSCRIPT
LABORATOIRE DE PHYSIQUE DES LASERS
Photonique Photonique OrganiqueOrganique
Utilisation des nanoparticules pour Utilisation des nanoparticules pour l’amélioration des performances des l’amélioration des performances des
sources organiques (OLED)sources organiques (OLED)
AYENEW Getachew
► Simulation (PWE)► To have plot of (radius/period) vs refractive index
contrast
► Experiment ► OLEDs and Nanoparticlesfor light extraction
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Radius/period
Δn
Bandgap
Simulation
► Radius scan for low refractive index material (TiO2,n=2.5)
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Experiment:
Objective: OLED + Nanoparticles-light extraction
Nanoparticle depostion on ITO coated substrateo substrat cleaning (solvents +UV ozone)o dip coating
Refrence substratesosubstrat cleaning (solvents +UV ozone)
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► OLED Deposition ( with Mahmoud)
o ITO/CUPC/TPD/Alq3/Al
oCharacterizaion
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Thank you
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