Mu-gyeom Kim

TL;DR: In this paper, a white organic light emitting device including an anode, a cathode and an organic layer disposed there between, the organic layer having a structure wherein an arrangement of a green emissive layer and a blue emisive layer is formed on both surfaces of a red emisivous layer such that the resultant structure is symmetrical around the red emizive layer, and a spacer layer is disposed between opposing surfaces of the blue and the green emisives, and the resulting structure exhibits a constant luminescence spectra irrespective of any change in

TL;DR: In this article, conducting polymer compositions are used for hole-injection layer in organic light-emitting diodes, including poly(3,4-ethylenedioxythiophene) (PEDOT), polystyrene sulfonic acid (PSS) and a perfluorinated ionomer.

TL;DR: In this paper, a flexible display with a first surface and a second surface that are opposite each other is presented, and a first groove formed in the first surface, the first film having a first rigidity; a third film on the second surface of the first one; a fourth film facing the third one; an emission display unit between and encapsulated by the third film and the fourth film; and a two-stream display on the fourth one and facing the first, the second having a second rigidity that is less than the first.

TL;DR: In this article, the effect of thermal treatment of hole-transporting interlayers between a polymeric hole injection layer and an emitting layer (EML) on the luminous efficiency and the lifetime performance in blue polymer light-emitting diodes was investigated.

TL;DR: In this article, a composition including a conducting polymer and an ionomer, and an opto-electronic device including the composition is provided, which has improved device performance such as device efficiency and lifetime.