Abstract: Imiterere shingiro nihame ryakazi rya Avalanche Photodetetector (APD Photodetetector) Yatangijwe, inzira y'ubwihindurize yimiterere yigikoresho irasesengurwa, ubushakashatsi bwubu burakubiye muri make, kandi iterambere rya APD riteganijwe kwiba.
1. IRIBURIRO
Photodetector nigikoresho gihindura ibimenyetso byumucyo mumashanyarazi. MuriIfoto ya Semiconductor, utwara amafoto yatewe na Photon yinjiye muri Photon yinjiye mukarere gata hanze munsi ya disctage ikoreshwa no gukoresha imashini ikoreshwa no gukora photocurity. Ndetse no kwishura ntarengwa, Pin Photodiode irashobora kubyara gusa imyuka ya electron-hole ebyiri, niki nigikoresho kitagira inyungu imbere. Kugirango witegereze cyane, invingche Photodiode (APD) irashobora gukoreshwa. Ingaruka yongerewe ya APD kuri Photocurrent ishingiye ku ngaruka zo kugongana. Mubihe bimwe, electron yihuse irashobora kubona imbaraga zihagije zo kugongana na lattice kugirango itange ibice bishya bya electron-hole ebyiri. Iyi nzira niyigice cyurunigi, kugirango hubatswe na hole ya electron iyobowe numucyo irashobora kubyara umubare munini wa elect handleron-hole ebyiri kandi ishyireho Photocuri nini. Kubwibyo, APD ifite ubwitonzi bwimbere ninyungu zimbere, zitezimbere ikigereranyo-urusaku rwigikoresho. APD izakoreshwa cyane cyane mugihe kirekire cyangwa gito cya fibre ya fibre ya fibre hamwe nizindi mbogamizi ku mbaraga zahawe. Kugeza ubu, impuguke nyinshi z'ibikoresho zifite icyizere cyane ku byerekezo bya APD, kandi wemere ko ubushakashatsi bwa APD bukenewe kugira ngo ashyingure irushanwa mpuzamahanga ry'imirima ifitanye isano.
2. Iterambere rya tekiniki ryaAvalanche Photodetetector(Photodetetector ya APD)
2.1 Ibikoresho
(1)SI Photodetector
SI Ikoranabuhanga rya KINTU ni tekinoroji ikuze ikoreshwa cyane mu murima wa microelectronics, ariko ntabwo ikwiriye gutegura ibikoresho byumurongo wuburebure bwa 1.31mm na 1.55mm byemewe murwego rwitumanaho ryiza.
(2) ge
Nubwo igisubizo cyiza cya ge apd kibereye ibisabwa byo gutakaza hasi no gutatanya bike muburyo bwa fibre optique, hari ingorane zikomeye mubikorwa byo gutegura. Byongeye kandi, gererale ya gelerale na Hole ionies igipimo cyegereye () 1, biragoye rero gutegura ibikoresho byinshi bya APD.
(3) muri0.53ga0.47As / INP
Nuburyo bwiza bwo guhitamo muri0.53ga0.47As nkumucyo ukurura urusaku rwa APD na Isp nkikibuga cyinshi. Kwinjiza hafi ya0.53ga0.47AS ni 1.65mm, 1.31mm, 1.55mm
(4)Ingaa Photodetector/ MuriPhotodetetector
Muguhitamo Imari nkumucyo ukuramo urwego kandi winjire nkikibuga cyo kugwiza, apd hamwe ninsanganyamatsiko yuburebure bwa 1-1.4mm, inyungu nyinshi zumwijima, hashobora kwitegura. Muguhitamo ibice bitandukanye bya alloy, imikorere myiza kubijyanye n'uburebure bwihariye bugerwaho.
(5) Ingaas / Inalas
Muri0.52Al0.48As ibikoresho bifite icyuho cya tsinda (1.47EV) kandi ntabwo akuramo kumurongo wuburebure bwa 1.55mm. Hano haribimenyetso binini muri0.52Al0.48As urwego rwo hejuru rushobora kubona inyungu nziza kuruta impira nkurutonde
(6) Ingaas / Ingaas (P) / Ingala na Ingaas / muri (Al) Gaas / Inalas
Igipimo cya Ionisation Ibikoresho ni ikintu cyingenzi kigira ingaruka kumikorere ya APD. Ibisubizo byerekana ko igipimo cyo kugongana cyikibuga cyinshi kirashobora kunozwa no kumenyekanisha Ingaas (P) / inalas no muri (al) imiterere ya Gaas / inalas superlattice. Ukoresheje imiterere ya superlattice, Engineerings irashobora kugenzura ibihimbano byintege nke zidahagarara hagati yitsinda rikora hamwe nindangamuntu za Valence, kandi zikareba ko indenga zitsinda rirenze urugero rwa Valence (ΔEC >> ΔEV). Ugereranije n'ibikoresho byinshi bya Ingaas, Ingaas / Inalas Kafour neza SPORT KIYatisation Igipimo (a) kirayongereye cyane, kandi electron n'imyobo gatera imbaraga. Bitewe na ΔEc >> ΔEV, birashobora guteganijwe ko imbaraga zanditswe na electron zongera igipimo cya electron cyane kuruta uruhare rwa hole igipimo cyingufu za Hole (B). Ikigereranyo (K) cyibipimo bya electron ionisation kugeza kumiyoboro ya my ionisation yiyongera. Kubwibyo, inyungu-nyinshi-ibicuruzwa (GBW) nubutaka buke burashobora kuboneka mugukoresha inzego ya superlattice. Ariko, iyi Ingaas / Inalas Qutherum nziza app, ishobora kongera agaciro k, biragoye gusaba abakira. Ni ukubera ko ibintu byinshi bigira ingaruka kumishurire ntarengwa igarukira kumwanya wijimye, ntabwo urusaku rwinshi. Muriyi miterere, ikigezweho cyijimye giterwa ahanini ningaruka zibanga ryinganda za Ingaas hamwe nitsinda ryamagambo rinini, nka Ingaasp cyangwa Ingaas, aho kuba Ingaas.
Igihe cyohereza: Nov-13-2023