Bafuputsi ba ntlafalitse le ho bonts'a leseli le lecha le letala le monyang li-photodetector tse bonaletsang tsa tlhaho tse nang le kutlo e matla haholo le tse lumellanang le mekhoa ea tlhahiso ea CMOS. Ho kenyelletsa li-photodetector tsena tse ncha ho li-sensor tsa setšoantšo tse kopantsoeng tsa silicone ho ka ba molemo bakeng sa lits'ebetso tse ngata. Ts'ebetso tsena li kenyelletsa ho lekola sekhahla sa pelo se thehiloeng leseling, ho lemoha menoana le lisebelisoa tse lemohang boteng ba lintho tse haufi.
Ebang di sebediswa difounong tse bohlale kapa dikhamera tsa saense, boholo ba di-sensor tsa ditshwantsho kajeno di itshetlehile ka theknoloji ya CMOS le di-photodetector tse sa pheleng tse fetolang matshwao a lesedi hore e be matshwao a motlakase. Le hoja di-photodetector tse entsweng ka thepa ya tlhaho di hohela tlhokomelo hobane di ka thusa ho ntlafatsa kutlwisiso, ho fihlela jwale ho ipakile ho le thata ho etsa di-photodetector tse sebetsang hantle tsa tlhaho.
Mofuputsi-'moho le eena Sungjun Park, oa Univesithi ea Ajou Korea Boroa, o itse: “Ho kenyelletsa li-photodetector tsa tlhaho ho li-sensor tsa litšoantšo tsa CMOS tse hlahisoang ka bongata ho hloka li-absorber tsa leseli la tlhaho tse bonolo ho li etsa ka tekanyo e kholo le tse khonang ho lemoha litšoantšo tse hlakileng ho hlahisa litšoantšo tse bohale ka sekhahla se phahameng sa foreimi lefifing. Re hlahisitse li-photodiode tsa tlhaho tse bonaletsang, tse nang le kutlo e tala tse ka fihlelang litlhoko tsena.”
Bafuputsi ba hlalosa sesebelisoa se secha sa ho lemoha difoto sa tlhaho koranteng ya Optica. Ba boetse ba thehile sensor ya ho nahana ya RGB e kopantsweng ka ho kenya sesebelisoa sa ho lemoha difoto sa tlhaho se botala bo bonaletsang hodima photodiode ya silicon e nang le difilthara tse kgubedu le tse putswa.
Kyung-Bae Park, moetapele-'moho oa sehlopha sa lipatlisiso ho tsoa ho Samsung Advanced Institute of Technology (SAIT) Korea Boroa, o itse: “Ka lebaka la ho hlahisoa ha lera la hybrid organic buffer, lera la organic le khethang khanya le tala le sebelisoang lisensareng tsena tsa litšoantšo le fokotsa haholo puisano pakeng tsa li-pixel tse fapaneng tsa mebala, 'me moralo ona o mocha o ka etsa hore li-photodiode tsa organic tse sebetsang hantle e be karolo e kholo ea li-module tsa litšoantšo le lisensare tsa photosenser bakeng sa lits'ebetso tse fapaneng.”
Lisebelisoa tse ling tse sebetsang tsa ho lemoha li-photodetector tsa tlhaho
Bongata ba thepa ea tlhaho ha e lokele tlhahiso ea bongata ka lebaka la ho ba le kutloelo-bohloko mochesong. Ha li khone ho mamella mocheso o phahameng o sebelisoang kamora kalafo kapa li fetoha tse sa tsitsang ha li sebelisoa mochesong o itekanetseng ka nako e telele. Ho hlola phephetso ena, bo-rasaense ba tsepamisitse maikutlo ho fetoleng lera la buffer la photodetector ho ntlafatsa botsitso, katleho le ho lemoha. Ho lemoha ke tekanyo ea hore na sensor e ka lemoha matšoao a fokolang hantle hakae. "Re hlahisitse mola oa koporo oa bath (BCP): C60 hybrid buffer lera e le lera la ho tsamaisa lielektrone, le fang photodetector ea tlhaho thepa e ikhethang, ho kenyeletsoa le katleho e phahameng le motlakase o lefifi o tlase haholo, o fokotsang lerata," ho bolela Sungjun Park. Photodetector e ka beoa holim'a photodiode ea silicon e nang le li-filters tse khubelu le tse putsoa ho theha sensor ea setšoantšo se kopantsoeng.
Bafuputsi ba bonts'a hore sesebelisoa se secha sa ho lemoha litšoantšo se bonts'a sekhahla sa ho lemoha se tšoanang le sa li-photodiode tsa silicon tse tloaelehileng. Sesebelisoa sena se sebelitse ka botsitso lihora tse 2 mochesong o kaholimo ho 150 °C 'me se bontšitse botsitso ba ts'ebetso ea nako e telele ka matsatsi a 30 ho 85 °C. Lisebelisoa tsena tsa ho lemoha litšoantšo li boetse li bonts'a ts'ebetso e ntle ea 'mala.
Ka mor'a moo, ba rera ho etsa hore li-photodetector tse ncha le li-sensor tsa litšoantšo tse kopantsoeng li be tsa hau bakeng sa lits'ebetso tse fapaneng, joalo ka li-sensor tsa mohala le tse ka aparoang (ho kenyeletsoa le li-sensor tsa litšoantšo tsa CMOS), li-sensor tsa bohaufi, le lisebelisoa tsa menoana tse ponts'ong.
Nako ea poso: Phupu-07-2023