-
Isingeniso ku-vertical cavity surface emitting semiconductor laser (VCSEL)
Isingeniso ku-vertical cavity surface emitting semiconductor laser (VCSEL) Amalaser angaphandle amile aphuma phezulu athuthukiswa maphakathi nawo-1990s ukuze kunqotshwe inkinga esemqoka ekhungethe ukuthuthukiswa kwama-semiconductor lasers endabuko: ukukhiqiza kanjani okuphumayo kwe-laser yamandla aphezulu...Funda kabanzi -
Ukujabula kwama-harmonics esibili ku-spectrum ebanzi
Ukuvuswa kwe-harmonics yesibili ku-spectrum ebanzi Kusukela ekutholweni kwemiphumela ye-optical ye-second-order nonlinear ngawo-1960, sekuvuse isithakazelo esikhulu kubacwaningi, kuze kube manje, ngokusekelwe kumphumela wesibili we-harmonic, kanye nemvamisa, ukhiqize kusukela ekukhanyeni okwedlulele kwe-ultraviolet kuya ebhendi ekude ye-infrared ...Funda kabanzi -
Ukulawulwa kwe-electro-optic ye-polarization kwenziwa ngokubhala kwe-laser ye-femtosecond kanye nokuguqulwa kwekristalu eliwuketshezi
Ukulawulwa kwe-electro-optic ye-polarization kwenziwa ngokubhala kwe-laser ye-femtosecond kanye nokuguqulwa kwekristalu ye-liquid Abacwaningi baseJalimane baye bahlakulela indlela inoveli yokulawula isignali yokubona ngokuhlanganisa ukubhala kwe-laser ye-femtosecond kanye ne-liquid crystal electro-optic modulation. Ngokushumeka i-liquid crystal ...Funda kabanzi -
Shintsha isivinini se-pulse ye-laser enamandla kakhulu ye-ultrashort
Shintsha isivinini se-pulse yama-laser aqine kakhulu ama-super ultrashort ama-laser ngokuvamile abhekisela kuma-laser pulse anobubanzi be-pulse amashumi namakhulu ama-femtoseconds, amandla aphezulu ama-terawatt nama-petawatts, futhi amandla awo okukhanya agxilile adlula u-1018 W/cm2. I-Super ultra-short laser kanye ...Funda kabanzi -
Isithwebuli sesithombe esisodwa se-InGaAs
Isithwebuli sesithombe esisodwa se-Photon InGaAs Ngokuthuthuka okusheshayo kwe-LiDAR, ubuchwepheshe bokutholwa kokukhanya nobuchwepheshe obuhlukahlukene obusetshenziselwa ubuchwepheshe bokuthwebula bezimoto bokulandela ngomkhondo bunezidingo eziphakeme, ukuzwela nokulungiswa kwesikhathi komtshina osetshenziswa ekukhanyeni okuphansi kwendabuko...Funda kabanzi -
Isakhiwo se-InGaAs photodetector
Isakhiwo se-InGaAs photodetector Kusukela ngeminyaka yawo-1980, abacwaningi ekhaya naphesheya baye bafunda ukwakheka kwama-InGaAs photodetectors, ahlukaniswe kakhulu abe izinhlobo ezintathu. Ziyi-InGaAs metal-Semiconductor-metal photodetector (MSM-PD), InGaAs PIN Photodetector (PIN-PD), kanye ne-InGaAs Avalanc...Funda kabanzi -
Umthombo wokukhanya okukhazimulayo kwe-ultraviolet okwedlulele
I-refrequency ephezulu kakhulu yomthombo wokukhanya kwe-ultraviolet Amasu angemuva kokuminyanisa ahlanganiswe nezinkambu ezinemibala emibili akhiqiza umthombo wokukhanya we-ultraviolet ngokweqile oshintshashintshayo Ngokwezinhlelo zokusebenza ze-Tr-ARPES, ukwehlisa ubude begagasi lokukhanya kokushayela kanye nokwandisa amathuba okuba ne-ionization yegesi kusho ukuthi...Funda kabanzi -
Ukuthuthuka kobuchwepheshe bomthombo wokukhanya we-ultraviolet okwedlulele
Ukuthuthuka kobuchwepheshe bomthombo wokukhanya kwe-ultraviolet okwedlulele Eminyakeni yamuva, imithombo ye-ultraviolet ephezulu kakhulu ye-harmonic iye yaheha ukunaka okubanzi emkhakheni we-electron dynamics ngenxa yokuhlangana kwayo okuqinile, ubude be-pulse emfushane namandla e-photon aphezulu, futhi iye yasetshenziswa emibonweni ehlukahlukene kanye...Funda kabanzi -
Ifilimu encane ehlanganisiwe ye-lithium niobate electro-optic modulator
Umugqa ophezulu wemodyuli ye-electro-optic kanye nohlelo lokusebenza lwe-microwave photon Ngezidingo ezikhulayo zezinhlelo zokuxhumana, ukuze kuthuthukiswe ukusebenza kahle kokudluliselwa kwamasignali, abantu bazohlanganisa ama-photon nama-electron ukuze bathole izinzuzo ezihambisanayo, kanye ne-microwave photonic...Funda kabanzi -
Ifilimu elincanyana i-lithium niobate impahla nefilimu encane ye-lithium niobate modulator
Izinzuzo nokubaluleka kwefilimu elincanyana i-lithium niobate kubuchwepheshe obuhlanganisiwe be-microwave photon Ubuchwepheshe be-Microwave photon bunobuhle bomkhawulokudonsa omkhulu wokusebenza, ikhono eliqinile lokucubungula okufanayo nokulahlekelwa kokudlulisela okuphansi, okunamandla okuphula ibhodlela lobuchwepheshe ...Funda kabanzi -
I-Laser esukela ubuchwepheshe
Inqubo yokuhlukanisa i-laser Isimiso se-laser rangefinder Ngaphezu kokusetshenziswa kwezimboni kwama-laser ekucubunguleni izinto ezibonakalayo, eminye imikhakha, efana ne-aerospace, ezempi kanye neminye imikhakha nayo ihlala ithuthukisa izinhlelo zokusebenza ze-laser. Phakathi kwazo, i-laser esetshenziswa kwezokundiza kanye nezempi iyakhula...Funda kabanzi -
Izimiso kanye nezinhlobo laser
Izimiso nezinhlobo ze-laser Iyini i-laser? I-LASER(Ukukhulisa Ukukhanya Ngokuphuma Okuvuselelwe Kokukhishwa Kwemisebe) ; Ukuze uthole umbono ongcono, bheka isithombe esingezansi: I-athomu esezingeni eliphezulu lamandla iyazishintsha iye ezingeni eliphansi lamandla futhi ikhiphe i-photon, inqubo ebizwa ngokuzenzakalelayo ...Funda kabanzi
