Tignoolajiyada bandhiga guud ee dhamaadka-sare ee maanta, OLED (Organic Light-Emitting Diode) iyo QLED (Quantum Dot Light-Emitting Diode) ayaa shaki la'aan ah laba dhibcood oo muhiim ah. Inkasta oo magacyadoodu ay isku mid yihiin, waxay si weyn ugu kala duwan yihiin mabaadi'da farsamada, waxqabadka, iyo hababka wax soo saarka, oo ku dhow inay matalaan laba waddo oo horumarineed oo gebi ahaanba kala duwan oo loogu talagalay tignoolajiyada bandhigga.
Asal ahaan, tignoolajiyada soo bandhigida OLED waxay ku saleysan tahay mabda'a korantada elektiroonigga ah, halka QLED ay ku tiirsan tahay korantada aluminiumka ama habka sawir-qaadista ee dhibcaha quantum-ka. Maaddaama walxaha aan noolaha ahayn ay guud ahaan leeyihiin kuleyl sare iyo xasillooni kiimikaad, QLED aragti ahaan waxay leedahay faa'iidooyin marka la eego xasilloonida isha iftiinka iyo cimriga. Tani waa sidoo kale sababta ay dad badani u tixgeliyaan QLED jihada rajo-gelinta ah ee tignoolajiyada soo-bandhigidda.
Si fudud loo dhigo, OLED waxay ku sii daysaa iftiin iyada oo loo marayo agab dabiici ah, halka QLED ay ku sii dayso iftiinka iyada oo loo marayo dhibco quantum ah. Haddii LED (Light-Emitting Diode) la barbar dhigo "hooyada," markaas Q iyo O waxay matalaan laba waddo oo tignoolajiyadeed oo kala duwan. LED lafteeda, sida aaladda semiconductor-ka soo saarta iftiinka, waxay kicisaa tamarta iftiinka marka hadda uu dhex maro walxaha luminescent, gaaritaanka beddelka sawir-qaadista.
In kasta oo OLED iyo QLED labaduba ay ku saleysan yihiin mabda'a iftiinka ifaya ee aasaasiga ah ee LED, waxay aad uga sarreeyaan bandhigyada LED-yada dhaqameed marka loo eego waxtarka iftiinka, cufnaanta pixel, waxqabadka midabka, iyo xakamaynta isticmaalka tamarta. Bandhigyada LED-yada caadiga ah waxay ku tiirsan yihiin jajabyada semiconductor-ka elektiroonigga ah, oo leh habka wax soo saarka ee fudud. Xataa bandhigyada LED-yada cufan-yar ee cufnaanta-yar waxay hadda gaari karaan kaliya heerka ugu hooseeya ee pixel ee 0.7 mm. Taas bedelkeeda, OLED iyo QLED labaduba waxay u baahan yihiin cilmi-baaris cilmiyeed oo aad u sarreeya iyo heerarka laga soo bilaabo agabka ilaa wax-soo-saarka aaladda. Waqtigan xaadirka ah, kaliya dhowr waddan sida Jarmalka, Japan, iyo Kuuriyada Koonfureed ayaa leh awood ay ku galaan silsiladahooda sahayda sare, taasoo keentay caqabado tignoolajiyadeed oo aad u sarreeya.
Habka wax-soo-saarka ayaa ah farqi kale oo weyn. Xarunta ifaysa ee OLED waa molecules organic, kuwaas oo hadda inta badan isticmaala habka uumi-baxa-ka-hortagga walxaha organic ee qaab-dhismeedka molecular yar ee hoostiisa heerkul sare ka dibna si sax ah dib ugu celinaya meelo cayiman. Habkani wuxuu u baahan yahay xaalado deegaan oo aad u sarreeya, wuxuu ku lug leeyahay habab adag iyo qalab sax ah, iyo tan ugu muhiimsan, waxay wajaheysaa caqabado waaweyn si loo daboolo baahiyaha wax soo saarka ee shaashadaha waaweyn.
Dhanka kale, xarunta iftiiminta ee QLED waa semiconductor nanocrystals, kaas oo lagu kala diri karo xalal kala duwan. Tani waxay u oggolaaneysaa in lagu diyaariyo habab xalka ku saleysan, sida farsamada daabacaadda. Dhinaca kale, tani waxay si wax ku ool ah u yareyn kartaa kharashka wax soo saarka, dhinaca kale, waxay jebisaa xaddidaadda cabbirka shaashadda, ballaarinta xaaladaha codsiga.
Marka la soo koobo, OLED iyo QLED waxay matalaan tignoolajiyada ugu sarreysa ee organic iyo kuwa aan noolayn ee iftiimiya iftiinka, mid walbana wuxuu leeyahay awoodiisa iyo daciifnimadeeda. OLED waxaa lagu yaqaanaa saamiga isbarbardhigga aadka u sarreeya iyo sifooyinka soo bandhigida dabacsanaanta, halka QLED loo doorbido xasilloonida agabkeeda iyo awooddeeda qiimaha. Macaamiishu waa inay sameeyaan doorashooyin ku salaysan baahidooda isticmaalka dhabta ah.
Waqtiga boostada: Seb-10-2025