3 papers
physics.app-ph2025
Disclosing the Impact of Local Host Effects on TADF Dynamics
Björn Ewald, Theodor Kaiser, Thomas Fleischmann +1
Donor-acceptor (D-A) type thermally activated delayed fluorescence (TADF), a key technology of proposed Gen3 organic light emitting diodes (OLEDs), is highly sensitive to the rigid…
cond-mat.mtrl-sci2025
How to Fix Silver for Plasmonics
Björn Ewald, Leo Siebigs, Cheng Zhang +9
Silver (Ag) is considered an ideal material for plasmonic applications in the visible wavelength regime due to its superior optical properties, but its use is limited by the poor c…
physics.optics2024
Individually Addressable Nanoscale OLEDs
Cheng Zhang, Björn Ewald, Leo Siebigs +5
Augmented Reality (AR) and Virtual Reality (VR), require miniaturized displays with ultrahigh pixel densities. Here, we demonstrate an individually addressable subwavelength OLED p…