Zinc Oxide ZnO Quantum Dots

Zinc Oxide Quantum Dots (ZnO QDs) uncoated

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High-quality Uncoated Zinc Oxide Quantum Dots for Electronics

  • Superior nanocrystal quality in comparison to sol-gel derived ZnO QDs
  • Well – soluble in DMSO – no agglomeration in time
  • Lack of bulky organic coating – excellent electrical contact
  • No surface defects – improved charge separation and stability
  • High purity ZnO nanoparticles without any added process metal impurities

General properties

AppearanceWhite, air-stable powder
Excitation 330 nm ±  5 nm
Emission (max.) 530 nm ±  5 nm
FWHM 135 nm ±  5 nm
Core size2 –  10 nm
SolubilityColloidal solution in DMSO
Additional information
ApplicationsPhotovoltaics (perovskites and organics), OLED, QLED
Sensors
Printed electronics
Catalyst
FunctionsElectron transfer
Electron injection
Hole blocking
Sensing material
Typical mean size ~5 nm
Methods of depositionSpin coating
Dip coating
Spray Coating
Ink jet
Post-deposition treatmentThermal heating at >70°C  to remove  DMSO
PurityStandard purity
Electronic purity upon request
Chemical compatibilityAll the absorbers and emitters including perovskites.

References:

  • Prochowicz, D., Tavakoli, M. M., Wolska-Pietkiewicz, M., Jędrzejewska, M., Trivedi, S., Kumar, M., Zakeeruddin, M., Lewiński, J., Graetzel, M., Yadav, P. (2020).
    Suppressing recombination in perovskite solar cells via surface engineering of TiO2 ETL.
    Solar Energy, 197(December 2019), 50–57. https://doi.org/10.1016/j.solener.2019.12.070
  • Lee, D., Wolska-Pietkiewicz, M., Badoni, S., Grala, A., Lewiński, J., & De Paëpe, G. (2019).
    Disclosing Interfaces of ZnO Nanocrystals Using Dynamic Nuclear Polarization: Sol-Gel versus Organometallic Approach.
    Angewandte Chemie – International Edition, 58(48), 17163–17168. https://doi.org/10.1002/anie.201906726
  • Grala, A., Wolska-Pietkiewicz, M., Danowski, W., Wróbel, Z., Grzonka, J., & Lewiński, J. (2016).
    ‘Clickable’ ZnO nanocrystals: the superiority of a novel organometallic approach over the inorganic sol–gel procedure.
    Chem. Commun., 52(46), 7340–7343. https://doi.org/10.1039/C6CC01430E

PRODUCT INTENDED FOR RESEARCH AND DEVELOPMENT PURPOSES ONLY. NOT INTENDED FOR ANY ANIMAL OR HUMAN THERAPEUTIC OR DIAGNOSTIC USE.

€450.00

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