CeNTI, Centre for Nanotechnologies and Smart Materials 1 article published in JoVE Engineering Development of Efficient OLEDs from Solution Deposition Manish Kumar1,2, Luiz Pereira1 1Department of Physics and i3N, Institute for Nanostructures, Nanomodulation and Nanofabrication, University of Aveiro, 2CeNTI, Centre for Nanotechnologies and Smart Materials Presented here is a protocol for the fabrication of efficient, simple, solution-deposited organic light-emitting diodes with low roll-off.