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Yuav ua li cas txo cov suab nrov ntawm photodetectors
Yuav ua li cas txo cov suab nrov ntawm photodetectors Lub suab nrov ntawm photodetectors feem ntau suav nrog: suab nrov tam sim no, suab nrov thermal, suab nrov nrov, 1 / f suab nrov thiab suab nrov wideband, thiab lwm yam. Qhov kev faib tawm no tsuas yog ib qho ntxhib xwb. Lub sij hawm no, peb yuav qhia ntau cov ncauj lus kom ntxaws cov yam ntxwv thiab classificate ...Nyeem ntxiv -
High-power pulsed laser nrog tag nrho-fiber MOPA qauv
High-power pulsed laser nrog tag nrho-fiber MOPA qauv Cov qauv tseem ceeb ntawm fiber ntau lasers suav nrog ib qho resonator, beam ua ke thiab tus tswv oscillating fais fab amplifier (MOPA) cov qauv. Ntawm lawv, cov qauv MOPA tau dhau los ua ib qho ntawm cov kev tshawb fawb tam sim no vim nws cov abi ...Nyeem ntxiv -
Cov khoom tseem ceeb ntawm kev kuaj photodetector
Cov khoom tseem ceeb ntawm kev ntsuam xyuas photodetector Cov bandwidth thiab lub sij hawm nce (tseem hu ua lub sij hawm teb) ntawm photodetectors, raws li cov khoom tseem ceeb hauv kev ntsuam xyuas ntawm cov detectors, tam sim no nyiam cov xim ntawm ntau optoelectronic soj ntsuam. Txawm li cas los xij, tus sau tau pom tias ntau tus neeg tsis muaj qhov tsis zoo ...Nyeem ntxiv -
Optical txoj kev tsim ntawm polarized fiber nqaim-linewidth laser
Optical txoj kev tsim ntawm polarized fiber nqaim-linewidth laser 1. Txheej txheem cej luam 1018 nm polarized fiber nqaim-linewidth laser. Lub wavelength ua hauj lwm yog 1018 nm, lub laser tso zis zog yog 104 W, lub spectral widths ntawm 3 dB thiab 20 dB yog ~ 21 GHz thiab ~ 72 GHz feem, lub polarization extinction nas ...Nyeem ntxiv -
Txhua-fiber ib zaus DFB laser
Tag nrho-fiber ib zaus DFB laser Optical txoj kev tsim Lub hauv paus wavelength ntawm ib tug pa DFB fiber ntau laser yog 1550.16nm, thiab sab-rau-sab rejection piv yog ntau dua 40dB. Muab hais tias 20dB linewidth ntawm DFB fiber ntau laser yog 69.8kHz, nws tuaj yeem paub tias nws 3dB linewidth i ...Nyeem ntxiv -
Basic parameters ntawm lub laser system
Cov tsis tseem ceeb ntawm lub laser system Hauv ntau daim ntawv thov teb xws li cov khoom siv, kev phais laser thiab kev paub txog tej thaj chaw deb, txawm hais tias muaj ntau hom laser tshuab, lawv feem ntau qhia qee qhov tsis sib xws. Tsim kom muaj kev sib koom ua ke cov ntsiab lus sib koom ua ke tuaj yeem pab kom tsis txhob muaj kev sib cav ...Nyeem ntxiv -
Dab tsi yog Si photodetector
Dab tsi yog Si photodetector Nrog kev txhim kho sai ntawm cov thev naus laus zis niaj hnub, photodetectors, raws li cov cuab yeej tseem ceeb sensor, tau maj mam nkag mus rau hauv tib neeg txoj kev pom. Tshwj xeeb tshaj yog Si photodetector (silicon photodetector), nrog rau lawv cov kev ua tau zoo tshaj thiab dav daim ntawv thov kev cia siab, muaj ...Nyeem ntxiv -
Kev Tshawb Fawb Tshiab ntawm Tsawg-dimensional Avalanche Photodetector
Kev tshawb fawb tshiab ntawm Tsawg-dimensional Avalanche Photodetector High-rhiab heev nrhiav pom ntawm ob peb-photon lossis txawm tias ib leeg-photon thev naus laus zis tuav cov ntawv thov tseem ceeb hauv thaj chaw xws li kev yees duab qis, kev paub txog thaj chaw deb thiab telemetry, nrog rau kev sib txuas lus quantum. Ntawm lawv, avalanche ph...Nyeem ntxiv -
Cov thev naus laus zis thiab kev txhim kho tiam sis ntawm attosecond lasers hauv Suav teb
Cov thev naus laus zis thiab kev loj hlob ntawm attosecond lasers nyob rau hauv Suav teb Lub koom haum ntawm Physics, Suav Academy ntawm Sciences, tau tshaj tawm qhov kev ntsuas ntawm 160 raws li kev sib cais attosecond pulses nyob rau hauv 2013. Cov isolated attosecond pulses (IAPs) ntawm pab pawg tshawb fawb no tau tsim los ntawm high-order ...Nyeem ntxiv -
Qhia InGaAs photodetector
Qhia InGaAs photodetector InGaAs yog ib qho ntawm cov ntaub ntawv zoo tshaj plaws rau kev ua tiav cov lus teb thiab kev ceev ceev photodetector. Ua ntej, InGaAs yog cov khoom siv ncaj qha bandgap semiconductor, thiab nws qhov dav bandgap tuaj yeem tswj hwm los ntawm qhov sib piv ntawm In thiab Ga, ua kom pom kev kho qhov muag ...Nyeem ntxiv -
Qhov taw qhia ntawm Mach-Zehnder modulator
Cov cim qhia ntawm Mach-Zehnder modulator Lub Mach-Zehnder Modulator (abbreviated li MZM modulator) yog ib qho khoom siv tseem ceeb siv los ua kom tiav cov teeb liab kho qhov muag hauv kev sib txuas lus kho qhov muag. Nws yog ib qho tseem ceeb ntawm Electro-Optic Modulator, thiab nws cov ntsuas kev ua tau zoo ncaj qha ...Nyeem ntxiv -
Taw qhia rau fiber optic ncua kab
Taw qhia rau fiber ntau optic ncua kab Lub fiber optic ncua kab yog ib qho cuab yeej uas ncua cov teeb liab los ntawm kev siv lub hauv paus ntsiab lus uas optical signals propagate nyob rau hauv optical fibers. Nws yog tsim los ntawm cov qauv yooj yim xws li optical fibers, EO modulators thiab controllers. Optical fiber, raws li kev sib kis ...Nyeem ntxiv
