title: Spiro-configured phenyl acridine thioxanthene dioxide as a host for efficient PhOLEDs.
abstract: A new high triplet organic semi-conductor based on a donor-spiro-acceptor design has been synthesised and used as a host material in high performance (EQE = 11.4%) sky blue phosphorescent organic light emitting diodes.
authors.affiliation: UMR CNRS 6226, "Institut des Sciences Chimiques de Rennes", Université de Rennes 1-Campus de Beaulieu, 35042 Rennes cedex, France. cyril.poriel@univ-rennes1.fr.
authors.forename: Maxime
authors.initials: M
authors.lastname: Romain
authors.forename: Denis
authors.initials: D
authors.lastname: Tondelier
authors.forename: Bernard
authors.initials: B
authors.lastname: Geffroy
authors.forename: Anna
authors.initials: A
authors.lastname: Shirinskaya
authors.forename: Olivier
authors.initials: O
authors.lastname: Jeannin
authors.forename: Joëlle
authors.initials: J
authors.lastname: Rault-Berthelot
authors.forename: Cyril
authors.initials: C
authors.lastname: Poriel