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Yambitsani gwero laposachedwa la kuwala kwa laser lamphamvu kwambiri
Yambitsani gwero laposachedwa la kuwala kwa laser lamphamvu Magwero atatu a kuwala kwa laser apakati amalowetsa chilimbikitso champhamvu mu ntchito zamagetsi zamphamvu. Mu gawo la ntchito za laser zomwe zimatsata mphamvu yayikulu komanso kukhazikika komaliza, mayankho okwera mtengo komanso a laser nthawi zonse akhala cholinga chachikulu...Werengani zambiri -
Zinthu zomwe zimakhudza zolakwika za dongosolo la photodetectors
Zinthu zomwe zimakhudza zolakwika za dongosolo la zida zowunikira zithunzi Pali magawo ambiri okhudzana ndi zolakwika za dongosolo la zida zowunikira zithunzi, ndipo zomwe ziyenera kuganiziridwa zimasiyana malinga ndi ntchito zosiyanasiyana za polojekiti. Chifukwa chake, Wothandizira Kafukufuku wa JIMU Optoelectronic adapangidwa kuti athandize optoele...Werengani zambiri -
Kusanthula Zolakwika za Dongosolo la Photodetector
Kusanthula Zolakwika za Dongosolo la Photodetector Chiyambi cha Zinthu Zomwe Zimakhudza Zolakwika za Dongosolo mu Photodetector Zomwe ziyenera kuganiziridwa pa zolakwika za dongosolo ndi izi: 1. Kusankha zigawo: ma photodiode, ma amplifiers operational, ma resistors, ma capacitor, ma ADC, ma ics amagetsi, ndi ma reference ...Werengani zambiri -
Kapangidwe ka njira yowunikira ya ma laser ozungulira
Kapangidwe ka njira yowunikira ya ma laser ozungulira a rectangular Chidule cha kapangidwe ka njira yowunikira Laser ya ulusi wopangidwa ndi thulium yokhala ndi mawonekedwe awiri osasinthika pogwiritsa ntchito mawonekedwe a galasi lopanda ulusi. 2. Kufotokozera kwa njira yowunikira Reson ya soliton yozungulira...Werengani zambiri -
Fotokozani kuchuluka kwa bandwidth ndi nthawi yokwera ya chowunikira zithunzi
Fotokozani kuchuluka kwa bandwidth ndi nthawi yokwera ya chowunikira zithunzi. Kuchuluka kwa bandwidth ndi nthawi yokwera (yomwe imadziwikanso kuti nthawi yoyankha) ya chowunikira zithunzi ndi zinthu zofunika kwambiri pakuyesa chowunikira cha kuwala. Anthu ambiri sadziwa chilichonse chokhudza magawo awiriwa. Nkhaniyi ifotokoza makamaka za...Werengani zambiri -
Kafukufuku waposachedwa pa ma laser a semiconductor amitundu iwiri
Kafukufuku waposachedwa pa ma laser a semiconductor amitundu iwiri. Ma laser a semiconductor disc (SDL lasers), omwe amadziwikanso kuti vertical external cavity surface-emitting lasers (VECSEL), akope chidwi chachikulu m'zaka zaposachedwa. Amaphatikiza zabwino za semiconductor gain ndi solid-state resonators...Werengani zambiri -
Momwe mungachepetsere phokoso la zida zowunikira zithunzi
Momwe mungachepetsere phokoso la zida zowunikira zithunzi Phokoso la zida zowunikira zithunzi limaphatikizapo makamaka: phokoso lamagetsi, phokoso la kutentha, phokoso lowombera, phokoso la 1/f ndi phokoso la wideband, ndi zina zotero. Gulu ili ndi losavuta. Nthawi ino, tikuwonetsani zambiri za phokoso ndi magulu...Werengani zambiri -
Laser yothamanga kwambiri yokhala ndi MOPA yokhala ndi ulusi wonse
Laser yamphamvu kwambiri yokhala ndi MOPA yokhala ndi ulusi wonse Mitundu yayikulu ya kapangidwe ka fiber lasers imaphatikizapo single resonator, beam combination ndi master oscillating power amplifier (MOPA). Pakati pawo, kapangidwe ka MOPA kakhala kamodzi mwa malo ofufuzira omwe alipo chifukwa cha ...Werengani zambiri -
Zinthu zofunika kwambiri pa kuyesa kwa photodetector
Zinthu zofunika kwambiri poyesa chowunikira zithunzi Nthawi yowunikira ndi nthawi yokwera (yomwe imadziwikanso kuti nthawi yoyankha) ya chowunikira zithunzi, monga zinthu zofunika kwambiri poyesa chowunikira, pakadali pano zakopa chidwi cha ofufuza ambiri a optoelectronic. Komabe, wolembayo wapeza kuti anthu ambiri alibe ...Werengani zambiri -
Kapangidwe ka njira yowunikira ya laser yopapatiza ya ulusi wopapatiza
Kapangidwe ka njira yowunikira ya laser yopingasa ya ulusi wopapatiza 1. Chidule cha laser yopingasa ya ulusi wopapatiza ya 1018 nm. Kutalika kwa nthawi yogwira ntchito ndi 1018 nm, mphamvu yotulutsa ya laser ndi 104 W, m'lifupi mwa spectral wa 3 dB ndi 20 dB ndi ~21 GHz ndi ~72 GHz motsatana, mbewa yotha kutha kwa polarization...Werengani zambiri -
Laser ya DFB yokhala ndi ulusi umodzi wokha
Kapangidwe ka njira ya kuwala kwa laser ya DFB yokhala ndi ulusi umodzi. Kutalika kwapakati kwa laser ya DFB fiber ndi 1550.16nm, ndipo chiŵerengero chokana mbali ndi chachikulu kuposa 40dB. Popeza kuti mzere wa 20dB wa laser ya DFB fiber ndi 69.8kHz, zitha kudziwika kuti mzere wake wa 3dB...Werengani zambiri -
Magawo oyambira a dongosolo la laser
Magawo oyambira a dongosolo la laser M'magawo ambiri ogwiritsira ntchito monga kukonza zinthu, opaleshoni ya laser ndi kuzindikira kutali, ngakhale pali mitundu yambiri ya machitidwe a laser, nthawi zambiri amagawana magawo ofanana apakati. Kukhazikitsa dongosolo logwirizana la mawu ofotokozera kungathandize kupewa kusokonezeka...Werengani zambiri
