Nheyo uye iripo mamiriro ezvinhuAvalanche Photodetector (APD PhotosDetector) Chikamu zviviri
2.2 APD Chip chimiro
Zvinonzwisisika Chip Dhizaini yekugadzira yeApd inonyanya kutaurirana nguva nguva dzose, gomba rekutakura kune heterojunction, kutakura kutakura nguva kuburikidza nedunhu rekushayikwa uye zvichingodaro. Kukura kwechimiro chayo kunopfupika pazasi:
(1) Chimiro chekutanga
Iyo yakapusa APD yakagadzirirwa paPIN Photodiode, iyo P Dunhu neNharaunda ine Dunhu Rinodzora. Zvekushandisa inp Mumamiriro ezvinhu akanaka, maburi chete anoiswa munzvimbo yekuwana, saka chimiro ichi chinonzi gomba-jekiseni chimiro.
(2) Kubata uye kuwana zvinopesana
Nekuda kweiyo yakafara band maitiro eInP (Inp ndeye 1.35VEV uye Ingenia
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Parizvino, nguva zhinji dzekutengeserana APD shandisa Inp / Ingaas Sports, Ingaas Pasi peMunda Wemagetsi (> 5x105V / CM) pasina kusvibiswa, inogona kushandiswa seyakawana nzvimbo. Nezvezvinhu izvi, dhizaini yeiyi APD ndeyekuti iyo Avalanche maitiro yakaumbwa muN-mhando Inp nekurovera maburi. Kufunga nezve musiyano mukuru mubhendi pakati peInp uye Ingaas musiyano weGungwa rekusvika padanho rekusvika Dambudziko iri rinogona kugadziriswa nekuwedzera inzwaasp transition pakati pezvisikwa zviviri.
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Kuti uwedzere kugadziridza iyo yemagetsi yekuparadzaniswa kwemunda wekuparadzira denderedzwa uye kuwana dura
(5) Resonator yakawedzera (RCE) SAGCM chimiro
Mukurira pamusoro apa kwekutarisa kwetsika, isu tinofanirwa kusangana nenyaya yekuti gobvu renzvimbo yekunyudza chinhu chinopesana nechinhu chinomhanyisa chirairo uye huwandu hwekubudirira. Iyo yakatetepa yakatsiga yeiyo yekubvisa layer inogona kuderedza iyo yekutakura nguva yekufambisa, saka bandwidth yakakura inogona kuwanikwa. Nekudaro, panguva imwe chete, kuitira kuti uwane yakakwira zvakanyanya kujaira, iyo yekunyudza layer inofanirwa kuve neyakaringana gobvu. Mhinduro yedambudziko iri inogona kuve yekukwira cavity (rce) chimiro, kureva kuti, iyo yakaparadzirwa brags information (DBR) yakagadzirwa pasi uye pamusoro pechishandiso. Iyo DRR Mirror ine marudzi maviri ezvishandiso neyakaderera index uye yakakwira indekisi muchimiro, uye vaviri vanokura neimwe nzira, uye huwandu hwenyika Chimiro chefoni chetsiva chinogona kusangana nezvinodiwa zvekumhanya, uko ukobvu hwekutora kwekutanga kunogona kuitwa zvakajeka, uye kugona kweiyo emagetsi kwakawedzera mushure mekufunga kwakawanda.
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Imwe mhinduro yekugadzirisa kupokana kwemhedzisiro yemhedzisiro yekusvitswa kwekusimuka kwechidimbu pane mudziyo wekumhanya uye huwandu hwekushanda kwekusvitsa kumucheto kwemukati Ichi chimiro chinopinda chiedza kubva kudivi, nekuti densption denderedzwa kwenguva refu, zviri nyore kuwana huwandu hwakanyanya hwekubudirira, uye panguva imwe chete, iyo yekunyora denderedzwa inogona kuitwa zvakanyanya, kuderedza nguva yekutakura nguva. Naizvozvo, ichi chimiro chinogadzirisa iyo yakanyanya kuvimba neBandwidth uye kushanda kwakashata kweiyo kuseka kweiyo yekunyora, uye inotarisirwa kuzadzisa yakakwira chiyero uye high quantum inoshanda APD. Maitiro eWG-APD iri nyore kupfuura iyo yeRce APD, iyo inobvisa iyo yakaomeswa gadziriro yekugadzirira maitiro eDBR girazi. Naizvozvo, zvinonyanya kukosha mumunda unoshanda uye zvakakodzera kune yakajairika ndege chaiyo yekubatana.
3. Mhedziso
Kuvandudzwa kweAvanchePhotomdetectorzvigadzirwa uye zvishandiso zvinoongororwa. MaElekitoni uye gomba rinodzora mhando dzeMitengo dzeMavheti eInvhi dzavadeshao Kuenzaniswa neyako inalas zvinhu, Ingaas (p) / inalas uye mu (Al) Gaas Likes Zvemari yekurovera kuhukura, saka kuita ruzha kunogona kuchinjwa zvakanyanya. Nezve chimiro, resonator yakamiswa (rce) sagcm chimiro uye sig-conder-colled (WG-APD) yakagadziriswa kuitira kuti ishandise mikana yakasarudzika yekuyamwisa pane mudziyo kumhanya uye huwandu hwekushanda. Nekuda kwekunetseka kwekuita uku, iyo yakazara inoshanda yekushandisa yezvimiro zviviri izvi zvinoda kuenderera mberi.
Kutumira Nguva: Nov-14-2023