Igumbi eliphezuluImodyuli ye-electro-optickunye nesicelo se-photon ye-photon
Ngokwanda kokwanda kweenkqubo zonxibelelwano, ukuze kuphuculwe ukusebenza kwempumelelo kwezimpawu, abantu baya kuzaliseka iifoto kunye nee-elektroni zokufezekisa iingenelo ezisetyenziswayo, kwaye iiphotonics ze-microswave ziya kuzalelwa. Imodyuli ye-electro-optical iyafuneka ukuze kuguqulwe umbane ukukhanyisa ngaphakathiIinkqubo ze-phototic microwave, kwaye eli nyathelo liphambili lihlala limisela intsebenzo yenkqubo yonke. Ukusukela ukuguqulwa kwerediyo yerediyo kwi-domain ye-optical yinkqubo yomqondiso we-analog, kunye nesiqheloIimodyuli ze-electro-opticalI-novelwano ngokwemvelo, kukho ukugqwetha kakhulu kwinkqubo yokuguqula. Ukwenzela ukufezekisa imodareyithi ye-codur eqingqiweyo, indawo yokusebenza yomthambo ihlala ihleli kwindawo ye-Orthogonal bias, kodwa ayikwazi ukufezekisa iimfuno ze-microwive photoment ye-microware yomgca wemodyuli. Iimodyuli ze-electro-optic kunye ne-codulic ephezulu ifuneka ngokungxamisekileyo.
Imo yemozulu yesalathiso esihamba ngesantya esiphezulu sezinto ezizezakwa-siicon zihlala ziphunyezwa nguMphathi weDlurma yasimahla yePlassi (FCD). Zombini iziphumo ze-FCD kunye nemodyuli ye-PN ye-PN ASTARS, eyenza i-selicon modulator engaphantsi komgca we-lithium wiobate modulator. I-Lithium ye-Niobate yeZiboniso ezibalaseleyoImodyuli ye-electro-opticalIipropathi ngenxa yesiphumo sabo sePucker. Kwangelo xesha, izinto ze-lithium zinezinto eziluncedo kwi-Bandwidth enkulu, iimpawu ezintle zemodyuli, ukudityaniswa okulula, ukusetyenziswa kwefilicom ye-liobector, xa kuthelekiswa ne-silicon phantse ayikho "iplate emfutshane", kodwa nayo yokufezekisa umgca ophezulu. Ifilimu yefilimu ye-Lithium ye-Lithium ye-Niobate (LNOI) I-MODRO-Optic Podulator kwi-insutor iba yindlela ethembisayo yophuhliso. Ngokuphuhliswa kwe-Lithium yefilimu ye-liobate yefilimu kunye netekhnoloji yokuphuma, ukusebenza okuphezulu kwefilimu i-Lithium ye-Lithium ye-Lithium ye-Lithic ye-I-I-I-Nithic ye-Nithic iye yaba yintsimi yezifundo zamanye amazwe kunye nemveliso.
Iimpawu zefilimu yefilimu ye-lithium ye-lithium
Kwi-United States Dap A iar ye-ART yenze olu vavanyo lulandelayo lwe-liobate: Ukuba iziko lohlaziyo lwe-elektroniki lithiwe emva kwento yaseSilicon eyenza ukuba ikwazi ukubizwa emva kokuba i-Potol Revolution inokuthi ibize emva kwe-lithium. Kungenxa yokuba i-lithium idibanisa isiphumo se-Electro-Optical, i-ACoOSTO-AKSTOCT, isiphumo se-piezoelectric, isiphumo seFotoelectric kunye nefuthe le-Silicon kwicandelo lezinto ezilungileyo.
Ngokweempawu zothumelo zothumelo, izixhobo ze-InP zineyona nto iphambili kuyo ilahleko ye-chip ye-chip ngenxa yokufakwa kokukhanya kwibhendi ye-1550nm esetyenziswayo. I-SIO2 neSilicon Nitride yeyona mizobo ilungileyo yokuhambisa, kwaye ilahleko inokufikelela kwinqanaba le ~ 0.01DB / cm; Okwangoku, i-WaveGuide ilahlekelwe yi-Lithium ye-Lithium ye-liobete inokuthi ifike kwinqanaba le-0.03DB / cm, kunye nokuphuculwa kokuphuculwa kwenqanaba lezobugcisa kwixesha elizayo. Ke ngoko, izinto ezinqabileyo ze-lithium ze-lithium ze-Niobete ziya kubonisa ukusebenza kakuhle kwezakhiwo ezikhanyayo ezifana ne-PhotoSynthetic Pople, i-Shunt kunye ne-impuku.
Ngokuphathelele kwisizukulwana esikhanyayo, i-IP kuphela inamandla okukhanya ngokuthe ngqo; Ke ngoko, ngokusetyenziswa kweefoto microwave, kuyimfuneko ukwazisa umthombo wokukhanya osekwe kwi-InP kwi-pip edibeneyo ye-phetatoic ye-phetatic edibeneyo ngendlela yokulayisha i-welding okanye yokukhula kwe-pitamating. Ngokwemo yemoda yokukhanya, igxininisiwe ngaphezulu kweyona nto inqabileyo yefilimu i-Lithium i-Liobete ilula ukuyifumana i-bandwidth enkulu yokufikelela kwi-bandwidth enkulu yokufikelela kwi-bandwidth enkulu yokufikelela kwi-bandwidth enkulu, i-voltage esezantsi ye-wave kunye nelahleko ye-InP kune-insp kunye ne-isenti. Ngapha koko, umgca ophezulu wemodyuli ye-electro-optical ye-filimu yefilimu i-Lithium ye-liobate ibalulekile kuzo zonke izicelo ze-mpundo.
Ngokuphathelele kwi-voilical rounce, isantya esiphezulu se-elektroniki show yezinto ezinqabileyo zefilimu ze-lithium ze-liobete yenza ukuba i-swinch ye-tical isekwe kwi-swing yesantya esiphezulu sesantya, kunye nokusetyenziswa kwamandla kuphele kakhulu. Kwisicelo esiqhelekileyo seTekhnoloji ye-microwave edibeneyo ye-jatos, i-chip elawulwa ngequbuliso inamandla okutshintsha kwesantya esiphezulu ukuya kufezekisa iimfuno ze-bertra-ephantsi, kunye neempawu zokusetyenziswa kwamandla i-Ultra. Nangona utshintsho lwe-InP olusekwe kwi-InP lunokufunda indlela ehamba ngesantya esiphezulu, iya kwazisa ingxolo enkulu, ngakumbi xa i-switlelicacacacacacacacacacacacal fitwel iguqulwe, i-Ingxolo yengxolo iya kuncitshiswa kakhulu. I-Silicon, iSio2 kunye nezinto zeSilicon Nitride zinokutshintsha iindlela ze-thermo-offic okanye iziphumo zokusasazeka kwe-thermor, ezinesantya esiphezulu sokutshintsha. Xa ubungakanani boluhlu uluhlu lwereyitha enkulu bukhulu, ayinakuhlangabezana neemfuno zokusetyenziswa kwamandla.
Ngokwendlela yokuphuma kwe-optical, iI-Semiconductor Optical Amplifier (I-soya) Ngokusekwe kwi-InP bekuphakathi ukusetyenziswa kwezorhwebo, kodwa inezinto ezingenakuchazwa kwengxolo enkulu kunye nendawo yokuphuma ye-sattimetion ephantsi, engahambelaniyo nokusetyenziswa kweefoto zemicrowave. Inkqubo ye-Ambometric ye-Ilphat Lithium ye-Lithium ye-Niobate WaveGuide ngokusekwe kwingxolo ye-vissic kwaye inokuthi ifezekise ingxolo ye-chip edibeneyo, enokuhlangabezana neemfuno zetekhnoloji ye-chip edibeneyo ye-chip.
Ngokuphathelele kokufunyanwa kokukhanya, i-lithium yefilimu ye-lithium i-Niobate ineempawu ezifanelekileyo zothumelo ukuba zikhanyise kwi-1550 NM band. Umsebenzi wefoto yeFowleleletpic ayinakufezekiswa, ukuze i-microwive iphose photon izicelo, ukuze zifezekise iimfuno zoguquguqukayo kwi-chip. I-Ingaas okanye iiyunithi ezichongiweyo ze-ge-SI kufuneka zingeniswe kwi-chip edibeneyo ye-phetotic ngokulayishwa i-welding okanye ukukhula kwe-pitamatial. Ngokwendlela yokudibanisa i-fiber ye-fiber, kuba ifayibha ye-SIO iyona i-SIO2 ye-SIO2, indawo ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 ye-SIO2 waveGuide inelona nqanaba liphezulu lefibuthe lefibre, kwaye i-coupling yeyona ifanelekileyo. I-Poider Fortifir ye-WaveGide ethintelweyo ye-Lithium yefilimu i-Lithium i-Lithium imalunga ne-1μm, eyahlukileyo kwi-mode ye-fiber yefibfic, ngoko i-morment yendawo efanelekileyo kufuneka yenziwe ukuba ihambelane nendawo ye-fiber yefibre.
Ngokumalunga nokudityaniswa, nokuba izinto ezahlukeneyo zinendawo yokudityaniswa ephezulu kuxhomekeke ikakhulu kwi-radiy ye-wavegouide (echatshazelwe kukusikelwa komda wemodi ye-waveGiide). I-waveGiide ethintelweyo ivumela i-radius encinci, okukhululekileyo ngakumbi ekufezekiseni indibaniselwano ephezulu. Ke ngoko, i-bit-tim-filimu i-lithium ye-Niobate Wavegeides inakho ukufikelela kudityaniswa okuphezulu. Ke ngoko, imbonakalo yefilimu yefilimu ye-liobate ye-liobate yenza ukuba ihlawulwe i-Lithium ye-Lithium ye-liobete ukuba idlale ngendima ye "Silicon". Ukusetyenziswa kweefoto microwave iifoto, izibonelelo zefilim i-lithium yefilim icacile.
IXESHA LOKUQALA: APR-23 ukuya kwi-2024