@article{249096, author = {Sebastian Engmann and Adam Barito and Emily Bittle and Noel Giebink and Lee Richter and David Gundlach}, title = {Reply To: Triplet-triplet annihilation in rubrene/C60 OLEDs with electroluminescence turn-on breaking the thermodynamic limit}, year = {2019}, number = {10}, month = {2019-10-15}, publisher = {Nature Communications}, doi = {https://doi.org/10.1038/s41467-019-12598-4}, language = {en}, }