Degradation induced decrease of the radiative quantum efficiency in organic light-emitting diodes

Evidence for non-isotropic emitter orientation in a red phosphorescent organic light-emitting diode and its implications for determining the emitter’s radiative quantum efficiency

(2011) Tobias D. Schmidt et al.   APPLIED PHYSICS LETTERS

Role of oxygen-bonds in the degradation process of phosphorescent organic light emitting diodes

(2011) Ines Rabelo de Moraes et al.   APPLIED PHYSICS LETTERS

Oriented phosphorescent emitters boost OLED efficiency

(2011) Michael Flämmich et al.   ORGANIC ELECTRONICS

Comprehensive efficiency analysis of organic light-emitting devices

(2011) Daniel S. Setz   Journal of Photonics for Energy

Degradation Mechanisms in Small-Molecule and Polymer Organic Light-Emitting Diodes

(2010) Franky So et al.   ADVANCED MATERIALS

Variable sensitivity of organic light-emitting diodes to operation-induced chemical degradation: Nature of the antagonistic relationship between lifetime and efficiency

(2010) Denis Y. Kondakov et al.   JOURNAL OF APPLIED PHYSICS

Accessing OLED emitter properties by radiation pattern analyses

(2010) Michael Flämmich et al.   ORGANIC ELECTRONICS

Chemical changes on the green emitter tris(8-hydroxy-quinolinato)aluminum during device aging of p-i-n-structured organic light emitting diodes

(2009) Sebastian Scholz et al.   APPLIED PHYSICS LETTERS

Direct evidence for degradation of polaron excited states in organic light emitting diodes

(2009) N. C. Giebink et al.   JOURNAL OF APPLIED PHYSICS

White organic light-emitting diodes with fluorescent tube efficiency

(2009) Sebastian Reineke et al.   NATURE

Measurement and simulation of exciton decay times in organic light-emitting devices with different layer structures

(2009) Saso Mladenovski et al.   OPTICS LETTERS

Light extraction and optical loss mechanisms in organic light-emitting diodes: Influence of the emitter quantum efficiency

(2008) Stefan Nowy et al.   JOURNAL OF APPLIED PHYSICS

Influence of charge balance and exciton distribution on efficiency and lifetime of phosphorescent organic light-emitting devices

(2008) Rico Meerheim et al.   JOURNAL OF APPLIED PHYSICS

Role of chemical reactions of arylamine hole transport materials in operational degradation of organic light-emitting diodes

(2008) Denis Y. Kondakov   JOURNAL OF APPLIED PHYSICS

Quantum efficiency roll-off at high brightness in fluorescent and phosphorescent organic light emitting diodes

(2008) N. C. Giebink et al.   PHYSICAL REVIEW B