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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Caussat, Brigitte
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (38/38 displayed)
- 2024Fluidized bed chemical vapor deposition of copper on micronic alumina powders
- 2024Catalytic atomic layer deposition of amorphous alumina–silica thin films on carbon microfiberscitations
- 2024Comparative analysis of structural characteristics and thermal insulation properties of ZrO2 thin films deposited via chemical and physical vapor phase processescitations
- 2023Photo-electrocatalytic performance of poly(3,4-ethylenedioxythiophene)/TiO2 nano-tree films deposited by oCVD/CVD for H2 productioncitations
- 2023Corrosion barrier alumina/zirconia bilayer stack on low Cr steel by direct liquid injection metalorganic chemical vapor depositioncitations
- 2023Single-Step PEDOT deposition by oxidative chemical vapor deposition for opto-electronic applications
- 2023Single-Step PEDOT Deposition by oCVD for ITO-Free Deep Blue OLEDscitations
- 2023Single-Step PEDOT Deposition by oCVD for ITO-Free Deep Blue OLEDscitations
- 2023Silicon Oxynitride Coatings Are Very Promising for Inert and Durable Pharmaceutical Glass Vialscitations
- 2023Amorphous Alumina Thin Films Deposited on Carbon Microfibers As Interface Layer for Thermal Oxidation Barrierscitations
- 2021Beyond surface nanoindentation: Combining static and dynamic nanoindentation to assess intrinsic mechanical properties of chemical vapor deposition amorphous silicon oxide (SiOx) and silicon oxycarbide (SiOxCy) thin filmscitations
- 2021Barrier properties and hydrothermal aging of amorphous alumina coatings applied on pharmaceutical vialscitations
- 2021Liquid antimony pentachloride as oxidant for robust oxidative chemical vapor deposition of Poly(3,4-ethylenedioxythiophene) filmscitations
- 2020An out of the box vision over oxidative chemical vapor deposition of PEDOT involving sublimed iron trichloridecitations
- 2017Synthesis and electrical characterization of monocrystalline nickel nanorods and Ni-CNT composites
- 2017Fluidized bed chemical vapor deposition of copper nanoparticles on multiwalled carbon nanotubescitations
- 2016Mixed diazonium/PEDOT-functionalized graphene electrode for antioxidant biomarkers detection: proof-of-concept for integration on silicon substrate
- 2016Amorphous Alumina Barrier Coatings on Glass: MOCVD Process and Hydrothermal Ageingcitations
- 2015Fluidized-Bed Chemical Vapor Deposition of Silicon on Very Dense Tungsten Powdercitations
- 2015Modeling a MOCVD process to apply alumina films on the inner surface of bottlescitations
- 2015Modeling a MOCVD process to apply alumina films on the inner surface of bottlescitations
- 2015Silicon coating on very dense tungsten particles by fluidized bed CVD for nuclear applicationcitations
- 2015Silicon coating on very dense tungsten particles by fluidized bed CVD for nuclear applicationcitations
- 2015Liquid and Solid Precursor Delivery Systems in Gas Phase Processescitations
- 2015Alumina thin films prepared by direct liquid injection chemical vapor deposition of dimethylaluminum isopropoxide: a process-structure investigationcitations
- 2015Effects of reducing the reactor diameter on the fluidization of a very dense powdercitations
- 2015New insight into carbon nanotubes synthesis from an original Pt/Ti alloy by catalytic chemical vapor deposition
- 2015Process-structure-properties relationship in direct liquid injection chemical vapor deposition of amorphous alumina from aluminum tri-isopropoxidecitations
- 2014Amorphous alumina coatings on glass bottles using direct liquid injection MOCVD for packaging applicationscitations
- 2014Amorphous alumina coatings on glass bottles using direct liquid injection MOCVD for packaging applicationscitations
- 2013Fluidization and coating of very dense powders by fluidized bed chemical vapour deposition.citations
- 2012Silicon nanoparticle/carbon nanotube composites for LI-ION battery anodes
- 2011SUBLIBOX: A Proprietary Solvent Free Method for Intense Vaporization of Solid Compounds
- 2011Alumina coating on dense tungsten powder by fluidized bed metal organic chemical vapour depositioncitations
- 2011Fluidization and coating of very dense powders by Fluidized Bed CVD
- 2011Amorphous alumina coatings: processing, structure and remarkable barrier propertiescitations
- 2006Hydrodynamic study of fine metallic powders in an original spouted bed contactor in view of chemical vapor deposition treatmentscitations
- 2006Principles and applications of CVD powder technologycitations
Places of action
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article
Single-Step PEDOT Deposition by oCVD for ITO-Free Deep Blue OLEDs
Abstract
Organic light-emitting diodes (OLEDs) are emerging technologies for potential lighting and display applications. Transparent conductive electrodes (TCEs) play a crucial role in enabling the functionality and increased performance of these particular devices. Despite their widespread use, indium tin oxide (ITO) thin films have several significant drawbacks, including material scarcity, high costs associated with both materials and fabrication processes, and limited flexibility. To address these issues, we thoroughly investigate the deposition of poly(3,4-ethylenedioxythiophene) (PEDOT) thin films as a promising alternative to ITO using a single-step and dry method named oxidative chemical vapor deposition (oCVD). The impact of increasing the substrate temperature from 110 to 190 °C on the film’s structure and properties was revealed with an increase in the film conductivity to over 1600 S/cm at 170 °C and a total transmittance of 97% in the visible range. This increase was attributed to a change in the molecular structure of the conjugated polymer from benzoid to quinoid as revealed by Raman and FTIR measurements. The XPS results demonstrated an increase in the doping ratio with Cl-containing species and a reduction of impurities. GIXRD, HR-TEM, and AFM measurements indicated a smooth surface and a highly face-on orientation for all temperatures. The optimized TCE layers were successfully integrated into deep blue OLED devices emitting at 436 nm with stable color Commission Internationale de l’Energie (CIE) coordinates of (0.15, 0.08) under variation of the applied current. A satisfactory performance (72.1 cd/m2 and 0.86 W/sr·m2 at 10 mA cm–2) and an external quantum efficiency (EQE) of 1.04% were achieved. These results are quite promising, as OLEDs based on PEDOT as a TCE have demonstrated slightly better output performance in terms of luminance and radiance, with an increase in EQE by a factor of 1.7, compared to the reference device based on ITO.