Rịba ama amaokwu a dị n'okpuru ma zaa ajụjụ ahụ mgbe e mesịrị n'otu asụsụ ahụ dị ka amaokwu ahụ:  Ihe na-agafe agafe: Organic light-emitting diode (OLED) bụ diode na-enye ìhè (LED) nke nwere akwa electroluminescent bụ ihe nkiri nke ihe mejupụtara organic nke na-enye ìhè na nzaghachi na ọkụ eletrik. A na-etinye akwa organic a n'etiti electrodes abụọ; na-abụkarị, ọ dịkarịa ala otu n'ime electrodes ndị a bụ ihe doro anya. A na-eji OLED emepụta ihe ngosi dijitalụ na ngwaọrụ dịka telivishọn telivishọn, ihe nlele kọmputa, usoro mkpanaka dịka smartphones, egwuregwu egwuregwu aka na PDA. Akụkụ dị mkpa nke nnyocha bụ mmepe nke ngwaọrụ OLED na-acha ọcha maka iji ya na ngwa ọkụ ọkụ siri ike. E nwere ezinụlọ abụọ nke OLED: ndị dabere na obere ụmụ irighiri ihe na ndị na-eji polymer eme ihe. Ịgbakwunye ion mobile na OLED na-emepụta sel electrochemical (LEC) nke nwere ụdị ọrụ dịtụ iche. Enwere ike ịmegharị ihe ngosi OLED na usoro nchịkwa na-arụ ọrụ (PMOLED) ma ọ bụ usoro nchịkwa na-arụ ọrụ (AMOLED). Na atụmatụ PMOLED, a na-achịkwa ahịrị (na ahịrị) ọ bụla na ngosipụta ahụ n'usoro, otu otu, ebe njikwa AMOLED na-eji azụ azụ transistor dị nro iji nweta ma gbanwee pixel ọ bụla ma ọ bụ gbanyụọ, na-enye ohere maka mkpebi dị elu na nha ngosipụta ka ukwuu.  Ajụjụ: Kedu ụdị ọkụ LED nwere akwa dị n'etiti electrodes abụọ?
OLEDs