Izindaba Zemboni

  • Ukubaluleka kokufunda okujulile ngezithombe ezibonakalayo

    Ukubaluleka kokufunda okujulile ngezithombe ezibonakalayo

    Ukubaluleka kokufunda okujulile nge-optical imaging Eminyakeni yamuva nje, ukusetshenziswa kokufunda okujulile emkhakheni wokuklama kwe-optical kuye kwadonsela ukunaka okukhulu. Njengoba ukwakheka kwezakhiwo ze-photonics kuba yinto ebalulekile ekwakhiweni kwamadivayisi nezinhlelo ze-optoelectronic, ukufunda okujulile kuletha amathuba amasha...
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  • Ukuqhathaniswa kwezinhlelo zezinto zesekethe ezihlanganisiwe ze-photonic

    Ukuqhathaniswa kwezinhlelo zezinto zesekethe ezihlanganisiwe ze-photonic

    Ukuqhathaniswa kwezinhlelo zezinto zesekethe ezihlanganisiwe ze-photonic Isithombe 1 sibonisa ukuqhathaniswa kwezinhlelo ezimbili zezinto, i-indium Phosphorus (InP) kanye ne-silicon (Si). Ukungatholakali kwe-indium kwenza i-InP ibe yinto ebiza kakhulu kune-Si. Ngenxa yokuthi izifunda ezisekelwe ku-silicon zihilela ukukhula okuncane kwe-epitaxial, isivuno se-si...
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  • Indlela entsha yokulinganisa amandla okukhanya

    Indlela entsha yokulinganisa amandla okukhanya

    Indlela entsha yokulinganisa amandla okukhanya Ama-laser azo zonke izinhlobo namandla akhona yonke indawo, kusukela kuma-Pointers okuhlinzwa kwamehlo kuya emisebeni yokukhanya kuya ezinsimbini ezisetshenziselwa ukusika izindwangu zezingubo kanye nemikhiqizo eminingi. Asetshenziswa kumaphrinta, ukugcina idatha kanye nokuxhumana kwe-optical; Ukukhiqiza...
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  • Umklamo wesekethe ehlanganisiwe ye-photonic

    Umklamo wesekethe ehlanganisiwe ye-photonic

    Umklamo wesekethe ehlanganisiwe ye-photonic Amasekethe ahlanganisiwe e-photonic (i-PIC) avame ukuklanywa ngosizo lwezikripthi zezibalo ngenxa yokubaluleka kobude bendlela kuma-interferometer noma kwezinye izinhlelo zokusebenza ezizwela ubude bendlela. I-PIC yakhiqizwa ngokupenda izendlalelo eziningi (...
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  • Isakhi esisebenzayo se-silicon photonics

    Isakhi esisebenzayo se-silicon photonics

    I-Silicon photonics active element I-Photonics active components ibhekisela ngqo ekusebenzisaneni okuguquguqukayo okuklanywe ngamabomu phakathi kokukhanya nezinto. I-active component evamile ye-photonics iyi-optical modulator. Zonke izi-optical modulator zamanje ezisekelwe ku-silicon zisekelwe ku-plasma free carri...
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  • Izingxenye ze-silicon photonics ezingasebenzi

    Izingxenye ze-silicon photonics ezingasebenzi

    Izingxenye ze-silicon photonics ezingasebenzi Kunezingxenye eziningana ezibalulekile ezingasebenzi ku-silicon photonics. Enye yalezi yi-coupler ye-grating ekhipha ubuso, njengoba kuboniswe ku-Figure 1A. Yakhiwa yi-grating eqinile ku-waveguide enesikhathi esilingana nobude begagasi lokukhanya...
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  • Uhlelo lwezinto zesekethe ehlanganisiwe ye-Photonic (PIC)

    Uhlelo lwezinto zesekethe ehlanganisiwe ye-Photonic (PIC)

    Uhlelo lwezinto ze-Photonic integrated circuit (PIC) I-Silicon photonics iwumkhakha osebenzisa izakhiwo ezihleliwe ezisekelwe ezintweni ze-silicon ukuqondisa ukukhanya ukuze kufezwe imisebenzi eyahlukahlukene. Sigxila lapha ekusetshenzisweni kwe-silicon photonics ekudaleni ama-transmitter nama-receiver e-fiber opti...
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  • Ubuchwepheshe bokuxhumana kwedatha ye-silicon photonic

    Ubuchwepheshe bokuxhumana kwedatha ye-silicon photonic

    Ubuchwepheshe bokuxhumana kwedatha ye-photonic ye-silicon Ezigabeni eziningana zamadivayisi e-photonic, izingxenye ze-silicon photonic ziyancintisana namadivayisi asezingeni eliphezulu, okuxoxwa ngawo ngezansi. Mhlawumbe lokho esikubheka njengomsebenzi oguqula kakhulu ekuxhumaneni kwe-optical ukudalwa kwe-int...
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  • Indlela yokuhlanganisa i-Optoelectronic

    Indlela yokuhlanganisa i-Optoelectronic

    Indlela yokuhlanganisa i-Optoelectronic Ukuhlanganiswa kwe-photonics kanye ne-electronics kuyisinyathelo esibalulekile ekuthuthukiseni amakhono ezinhlelo zokucubungula ulwazi, okwenza kube lula ukudluliswa kwedatha okusheshayo, ukusetshenziswa kwamandla okuphansi kanye nemiklamo yamadivayisi amancane, kanye nokuvula amathuba amasha amakhulu ezinhlelo...
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  • Ubuchwepheshe be-silicon photonics

    Ubuchwepheshe be-silicon photonics

    Ubuchwepheshe be-silicon photonics Njengoba inqubo ye-chip izoncipha kancane kancane, imiphumela ehlukahlukene ebangelwa ukuxhumana iba yinto ebalulekile ethinta ukusebenza kwe-chip. Ukuxhumana kwe-chip kungenye yezithiyo zobuchwepheshe zamanje, kanye nobuchwepheshe be-optoelectronics obusekelwe ku-silicon...
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  • Amadivayisi amancane kanye nama-laser asebenza kahle kakhulu

    Amadivayisi amancane kanye nama-laser asebenza kahle kakhulu

    Amadivayisi amancane kanye nama-laser asebenza kahle kakhulu Abacwaningi be-Rensselaer Polytechnic Institute badale idivayisi ye-laser engububanzi bezinwele zomuntu kuphela, ezosiza izazi zesayensi ukuthi zifunde izakhiwo eziyisisekelo zezinto nokukhanya. Umsebenzi wabo, oshicilelwe emaphephabhukwini esayensi adumile, unga...
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  • Ingxenye yesibili ye-laser eshesha kakhulu

    Ingxenye yesibili ye-laser eshesha kakhulu

    Ingxenye yesibili ye-laser eshesha kakhulu Ukusabalala kanye nokusabalala kwe-pulse: Ukusabalala kokulibaziseka kweqembu Enye yezinselele zobuchwepheshe ezinzima kakhulu ezihlangatshezwana nazo lapho kusetshenziswa ama-laser eshesha kakhulu ukugcina isikhathi sama-pulse amafushane kakhulu akhishwa yi-laser ekuqaleni. Ama-pulse e-Ultrafast asengozini enkulu...
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