Izindaba

  • Indima yefilimu encane ye-lithium niobate ku-electro-optic modulator

    Indima yefilimu encane ye-lithium niobate ku-electro-optic modulator

    Indima yefilimu encane ye-lithium niobate ku-electro-optic modulator Kusukela ekuqaleni kwemboni kuze kube manje, amandla okuxhumana nge-single-fiber akhuphuke ngezigidi zezikhathi, futhi inani elincane locwaningo olusezingeni eliphezulu lidlule amashumi ezigidi zezikhathi. I-Lithium niobate...
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  • Yiziphi izici ezithinta impilo ye-laser?

    Yiziphi izici ezithinta impilo ye-laser?

    Yiziphi izici ezithinta impilo ye-laser? Ukuhlolwa kwempilo ye-laser kuyingxenye ebalulekile yokuhlola ukusebenza kwe-laser, okuhlobene ngqo nokuthembeka nokuqina kwe-laser. Okulandelayo yizinto ezengeziwe ezinemininingwane ekuhlolweni kwempilo ye-laser: Impilo ye-laser evamile...
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  • Isu lokwenza ngcono i-laser yesimo esiqinile

    Isu lokwenza ngcono i-laser yesimo esiqinile

    Isu lokwenza ngcono i-laser yesimo esiqinile Ukuthuthukisa ama-laser esimo esiqinile kuhilela izici eziningana, futhi okulandelayo amanye amasu ayinhloko okwenza ngcono: 一, Ukuma okuhle kokukhethwa kwekristalu ye-laser: strip: indawo enkulu yokushabalalisa ukushisa, evumela ukuphathwa kokushisa. I-Fiber: enkulu...
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  • Ukuhlaziywa kanye nokucubungula kwesignali yokuthola inkulumo ekude nge-laser

    Ukuhlaziywa kanye nokucubungula kwesignali yokuthola inkulumo ekude nge-laser

    Ukuhlaziywa kanye nokucubungula kwesignali yokutholwa kwenkulumo ekude nge-laser Ukuchazwa komsindo wesignali: ukuhlaziywa kwesignali kanye nokucubungula kokutholwa kwenkulumo ekude nge-laser Enkundleni emangalisayo yobuchwepheshe, ukutholwa kwenkulumo ekude nge-laser kufana ne-symphony enhle, kodwa le symphony nayo ine-"noi...
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  • Ubuchwepheshe bokuthola inkulumo ekude nge-laser

    Ubuchwepheshe bokuthola inkulumo ekude nge-laser

    Ubuchwepheshe bokuthola inkulumo ekude nge-laser Ukutholwa kwenkulumo ekude nge-laser: Kwembula isakhiwo sesistimu yokuthola Ugongolo oluncane lwe-laser ludansa kahle emoyeni, lufuna buthule imisindo ekude, isimiso salo "mlingo" wezobuchwepheshe besikhathi esizayo siwuku...
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  • Hlola ubuchwepheshe bokugoqa!

    Hlola ubuchwepheshe bokugoqa!

    Njengobuchwepheshe obusetshenziswa kabanzi kuma-optics, ama-spectroscopy nakweminye imikhakha, ubuchwepheshe be-grating bunezinzuzo eziningi ezibalulekile, okulandelayo kuyisifinyezo esinemininingwane yezinzuzo zobuchwepheshe be-grating: Okokuqala, ubuchwepheshe be-grating obunembe kakhulu bunezici zokunemba okuphezulu, engi...
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  • Ibhendi yokuxhumana ebonakalayo, i-resonator ebonakalayo encane kakhulu

    Ibhendi yokuxhumana ebonakalayo, i-resonator ebonakalayo encane kakhulu

    Ibhendi yokuxhumana kwe-Optical, i-resonator ye-optical encane kakhulu Ama-resonator e-optical angakwazi ukuthola amaza athile wamaza okukhanya endaweni elinganiselwe, futhi abe nezinhlelo zokusebenza ezibalulekile ekusebenzisaneni kwezinto zokukhanya, ukuxhumana kwe-optical, ukuzwa kwe-optical, kanye nokuhlanganiswa kwe-optical. Usayizi we-resonator ...
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  • Ama-pulse e-Attosecond embula izimfihlo zokulibaziseka kwesikhathi

    Ama-pulse e-Attosecond embula izimfihlo zokulibaziseka kwesikhathi

    Ama-pulse e-Attosecond embula izimfihlo zokulibaziseka kwesikhathi Ososayensi e-United States, ngosizo lwama-pulse e-attosecond, baveze ulwazi olusha mayelana nomphumela we-photoelectric: ukubambezeleka kokukhishwa kwe-photoelectric kufinyelela kuma-attosecond angu-700, isikhathi eside kakhulu kunalokho obekulindelwe ngaphambilini. Lolu cwaningo lwakamuva...
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  • Izimiso zokuthwebula izithombe ze-photoacoustic

    Izimiso zokuthwebula izithombe ze-photoacoustic

    Izimiso zokuthwebula izithombe ze-photoacoustic I-Photoacoustic Imaging (PAI) iyindlela yokuthwebula izithombe yezokwelapha ehlanganisa i-optics kanye ne-acoustics ukukhiqiza izimpawu ze-ultrasonic kusetshenziswa ukusebenzisana kokukhanya nezicubu ukuthola izithombe zezicubu ezinekhwalithi ephezulu. Isetshenziswa kabanzi emikhakheni yezokwelapha, ikakhulukazi...
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  • Isimiso sokusebenza se-laser ye-semiconductor

    Isimiso sokusebenza se-laser ye-semiconductor

    Isimiso sokusebenza se-laser ye-semiconductor Okokuqala, izidingo zepharamitha zama-laser e-semiconductor ziyaziswa, ikakhulukazi kufaka phakathi izici ezilandelayo: 1. Ukusebenza kwe-Photoelectric: kufaka phakathi isilinganiso sokuphela, ububanzi bomugqa obuguqukayo kanye neminye imingcele, la mapharamitha athinta ngqo...
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  • Ukusetshenziswa kwe-laser ye-semiconductor emkhakheni wezokwelapha

    Ukusetshenziswa kwe-laser ye-semiconductor emkhakheni wezokwelapha

    Ukusetshenziswa kwe-laser ye-semiconductor emkhakheni wezokwelapha I-laser ye-semiconductor uhlobo lwe-laser enezinto ze-semiconductor njenge-gain medium, ngokuvamile ene-natural cleavage plane njenge-resonator, incike ekugxumeni phakathi kwama-semiconductor energy bands ukuze ikhiphe ukukhanya. Ngakho-ke, inezinzuzo...
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  • Isitholi sesithombe esisha esizwela kakhulu

    Isitholi sesithombe esisha esizwela kakhulu

    I-photodetector entsha yokuzwela okuphezulu Muva nje, ithimba locwaningo e-Chinese Academy of Sciences (CAS) elisekelwe ku-Gallium oxide Materials (PGR-GaOX) ecebile nge-polycrystalline gallium) liphakamise okokuqala isu elisha lokuklama le-high sensitivity kanye ne-high response speed photodetector ngokusebenzisa...
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