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Ungawunciphisa kanjani umsindo wama-photodetectors
Uwunciphisa kanjani umsindo wama-photodetectors Umsindo wama-photodetectors ikakhulukazi uhlanganisa: umsindo wamanje, umsindo oshisayo, umsindo wesibhamu, umsindo ongu-1/f nomsindo we-wideband, njll. Lesi sigaba sinzima kakhulu. Kulokhu, sizokwethula izici zomsindo ezinemininingwane eminingi kanye nezigaba...Funda kabanzi -
I-laser enamandla aphezulu ene-fiber MOPA isakhiwo
I-laser enamandla amakhulu e-pulsed ene-fiber ye-MOPA yonke Izinhlobo zesakhiwo eziyinhloko zamalaser wefayibha zifaka i-resonator eyodwa, inhlanganisela ye-beam kanye nezakhiwo eziyinhloko ze-oscillating power amplifier (MOPA). Phakathi kwazo, uhlaka lwe-MOPA selube ngenye yezindawo ezihamba phambili zocwaningo ngenxa ye...Funda kabanzi -
Izinto ezibalulekile zokuhlolwa kwe-photodetector
Izinto ezibalulekile zokuhlolwa kwe-photodetector Isikhathi somkhawulokudonsa kanye nesikhathi sokukhuphuka (esaziwa nangokuthi isikhathi sokuphendula) sama-photodetectors, njengezinto ezibalulekile ekuhlolweni kwezithonjana, okwamanje zidonse ukunaka kwabacwaningi abaningi be-optoelectronic. Kodwa-ke, umbhali uthole ukuthi abantu abaningi abanalo ...Funda kabanzi -
Idizayini yendlela yokubona ye-polarized fibre narrow-linewidth laser
Idizayini yendlela yokubona ye-polarized fibre ewumngcingo-ububanzi bomugqa we-laser 1. Uhlolojikelele 1018 nm i-polarized fiber narrow-linewidth laser. I-wavelength esebenzayo ingu-1018 nm, amandla okukhipha i-laser ngu-104 W, ububanzi be-spectral obungu-3 dB no-20 dB ngu-~21 GHz kanye no-~72 GHz ngokulandelanayo, i-polarization extinction rat...Funda kabanzi -
Ilaser ye-DFB ye-fiber eyodwa-frequency eyodwa
I-All-fiber single-frequency single-frequency DFB laser Optical method design Ubude begagasi obumaphakathi belaser yefibre ye-DFB evamile ngu-1550.16nm, futhi isilinganiso sokunqatshwa kohlangothi nesohlangothi sikhulu kuno-40dB. Uma kubhekwa ukuthi ububanzi bomugqa obungu-20dB be-laser ye-DFB bungu-69.8kHz, kungaziwa ukuthi ububanzi bomugqa bayo obungu-3dB i...Funda kabanzi -
Imingcele eyisisekelo yesistimu ye-laser
Imingcele eyisisekelo yohlelo lwe-laser Emikhakheni eminingi yohlelo lokusebenza njengokucubungula izinto ezibonakalayo, ukuhlinzwa nge-laser kanye nokuzwa okukude, nakuba kunezinhlobo eziningi zamasistimu e-laser, ngokuvamile abelana ngemingcele evamile evamile. Ukusungula isistimu yamagama epharamitha ehlanganisiwe kungasiza ukugwema ukudideka...Funda kabanzi -
Iyini i-Si photodetector
Iyini i-Si photodetector Ngokuthuthuka okusheshayo kobuchwepheshe besimanje, ama-photodetectors, njengethuluzi elibalulekile lenzwa, kancane kancane angena emibonweni yabantu. Ikakhulukazi i-Si photodetector (i-silicon photodetector), ngokusebenza kwayo okuphezulu kanye namathemba okusebenza abanzi, ine...Funda kabanzi -
Ucwaningo Olusha Nge-Low-dimensional Avalanche Photodetector
Ucwaningo Olusha Ngesithwebuli Sesithombe Se-Avalanche Esisezingeni Eliphansi Ukutholwa kokuzwela okuphezulu kobuchwepheshe be-photon embalwa noma ngisho ne-single-photon kubambe amathemba abalulekile okusebenza emikhakheni efana nesithombe sokukhanya okuphansi, ukuzwa okukude kanye ne-telemetry, kanye nokuxhumana kwe-quantum. Phakathi kwabo, i-avalanche ph...Funda kabanzi -
Ubuchwepheshe nezitayela zokuthuthuka zama-laser e-attosecond e-China
Ubuchwepheshe nokuthuthuka kwamathrendi e-attosecond lasers e-China I-Institute of Physics, i-Chinese Academy of Sciences, ibike imiphumela yokulinganisa engu-160 njengama-attosecond pulses ahlukanisiwe ngo-2013. I-isolated attosecond pulses (IAPs) yaleli thimba locwaningo yenziwe ngokusekelwe ekuhlelekeni okuphezulu ...Funda kabanzi -
Yethula i-InGaAs photodetector
Yethula i-InGaAs i-photodetector i-InGaAs ingenye yezinto ezifanele zokuzuza isitholi sokuthwebula esiphendula kakhulu nesinesivinini esikhulu. Okokuqala, i-InGaAs iyinto eqondile ye-bandgap semiconductor, futhi ububanzi bayo be-bandgap bungalawulwa ngesilinganiso phakathi kwe-In ne-Ga, okuvumela ukutholwa kwe-optical...Funda kabanzi -
Izinkomba ze-modulator ye-Mach-Zehnder
Izinkomba zemoduli ye-Mach-Zehnder I-Mach-Zehnder Modulator (efushanisiwe njengemodeli ye-MZM) iyithuluzi elibalulekile elisetshenziselwa ukufeza ukuguquguquka kwesignali ye-optical emkhakheni wokuxhumana optical. Iyingxenye ebalulekile ye-Electro-Optic Modulator, nezinkomba zayo zokusebenza ngqo ...Funda kabanzi -
Isingeniso kumugqa wokulibaziseka we-fiber optic
Isingeniso kumugqa wokulibaziseka we-fiber optic Ulayini wokulibaziseka we-fiber optic iyithuluzi elibambezela amasiginali ngokusebenzisa isimiso sokuthi amasignali okubona asakazeke kuma-optical fibers. Yakhiwe ngezakhiwo eziyisisekelo ezifana nemicu yokubona, ama-modulators e-EO nezilawuli. I-Optical fiber, njengokudlulisa...Funda kabanzi
