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Ndondomeko yochepetsera ma frequency a kuwala kutengera MZM modulator
Ndondomeko yochepetsera ma frequency a kuwala pogwiritsa ntchito MZM modulator Kufalikira kwa ma frequency a kuwala kungagwiritsidwe ntchito ngati gwero la kuwala la liDAR kuti litulutse ndikusanthula mbali zosiyanasiyana nthawi imodzi, ndipo lingagwiritsidwenso ntchito ngati gwero la kuwala kwa mafunde ambiri la 800G FR4, kuchotsa kapangidwe ka MUX. Kawirikawiri...Werengani zambiri -
Silicon optical modulator ya FMCW
Silicon optical modulator ya FMCW Monga tonse tikudziwa, chimodzi mwazinthu zofunika kwambiri mu machitidwe a Lidar ochokera ku FMCW ndi modulator yolunjika kwambiri. Mfundo yake yogwirira ntchito ikuwonetsedwa pachithunzichi: Pogwiritsa ntchito DP-IQ modulator based single sideband modulation (SSB), MZM yapamwamba ndi yotsika imagwira ntchito...Werengani zambiri -
Dziko latsopano la zipangizo zamagetsi
Dziko latsopano la zida zamagetsi za optoelectronic Ofufuza ku Technion-Israel Institute of Technology apanga laser yozungulira yoyendetsedwa bwino yochokera pa gawo limodzi la atomiki. Kupezeka kumeneku kunatheka chifukwa cha mgwirizano wogwirizana pakati pa gawo limodzi la atomiki ndi ...Werengani zambiri -
Phunzirani njira zolumikizirana ndi laser
Phunzirani njira zolumikizira laser Kuonetsetsa kuti kuwala kwa laser kuli kolunjika ndiye ntchito yayikulu ya njira yolumikizira. Izi zingafunike kugwiritsa ntchito ma optics ena monga magalasi kapena ma fiber collimator, makamaka magwero a diode kapena fiber laser. Musanayambe kulumikiza laser, muyenera kudziwa bwino...Werengani zambiri -
Kukula kwa ukadaulo wa zida zamagetsi
Zigawo zowala zimatchula zigawo zazikulu za machitidwe owonera omwe amagwiritsa ntchito mfundo zowala kuti achite zinthu zosiyanasiyana monga kuwona, kuyeza, kusanthula ndi kujambula, kukonza chidziwitso, kuwunika khalidwe la chithunzi, kutumiza mphamvu ndi kusintha, ndipo ndi gawo lofunikira ...Werengani zambiri -
Gulu la ku China lapanga laser ya Raman fiber yosinthika ya 1.2μm
Gulu la ku China lapanga laser ya Raman fiber laser yamphamvu kwambiri yosinthika ya 1.2μm. Magwero a laser omwe amagwira ntchito mu gulu la 1.2μm ali ndi ntchito zapadera mu photodynamic therapy, biomedical diagnostics, komanso oxygen sensing. Kuphatikiza apo, angagwiritsidwe ntchito ngati magwero a pampu popanga parametric mi...Werengani zambiri -
Mbiri yolumikizirana ndi laser ya mlengalenga wozama, kodi pali malo okwanira oganizira? Gawo Lachiwiri
Ubwino wake ndi woonekeratu, wobisika mu chinsinsi. Kumbali ina, ukadaulo wolumikizirana ndi laser umasintha mosavuta malinga ndi malo akuya. Mu malo akuya, chipangizochi chiyenera kuthana ndi kuwala kwa dziko lonse, komanso kuthana ndi zinyalala zakumwamba, fumbi ndi zopinga zina mu ...Werengani zambiri -
Mbiri yolumikizirana ya laser ya mlengalenga wozama, kodi pali malo okwanira oganizira? Gawo loyamba
Posachedwapa, chipangizo cha US Spirit probe chamaliza mayeso olumikizirana ndi laser ya mlengalenga omwe ali pamtunda wa makilomita 16 miliyoni, zomwe zakhazikitsa mbiri yatsopano ya mtunda wolumikizirana ndi kuwala kwa mlengalenga. Ndiye ubwino wa kulankhulana ndi laser ndi wotani? Kutengera mfundo zaukadaulo ndi zofunikira pantchito, zomwe...Werengani zambiri -
Kupita patsogolo kwa kafukufuku wa ma laser a colloidal quantum dot
Kupita patsogolo kwa kafukufuku wa ma laser a colloidal quantum dot Malinga ndi njira zosiyanasiyana zopopera, ma laser a colloidal quantum dot amatha kugawidwa m'magulu awiri: ma laser a colloidal quantum dot optically pumped ndi ma laser a colloidal quantum dot optically pumped. M'magawo ambiri monga labotale ...Werengani zambiri -
Kupambana! Laser ya fiber ya femtosecond yamphamvu kwambiri padziko lonse lapansi ya 3 μm
Kupambana! Laser ya fiber ya femtosecond yamphamvu kwambiri padziko lonse lapansi ya 3 μm kuti ikwaniritse kutulutsa kwa laser ya mid-infrared, gawo loyamba ndikusankha zinthu zoyenera za fiber matrix. Mu ma laser a fiber a near-infrared, matrix ya galasi ya quartz ndiye chinthu chodziwika kwambiri cha fiber matrix ...Werengani zambiri -
Chidule cha ma laser oyendetsedwa ndi pulsed
Chidule cha ma laser oyendetsedwa Njira yolunjika kwambiri yopangira ma laser oyendetsedwa ndi kuwonjezera modulator kunja kwa laser yokhazikika. Njira iyi imatha kupanga picosecond pulse yachangu kwambiri, ngakhale yosavuta, koma mphamvu yowala yotayika komanso mphamvu yayikulu sizingapitirire mphamvu yowala yokhazikika. Chifukwa chake, zambiri...Werengani zambiri -
Laser yothamanga kwambiri yofanana ndi chala cha chala
Laser yothamanga kwambiri yofanana ndi chala chala. Malinga ndi nkhani yatsopano yofalitsidwa mu magazini ya Science, ofufuza ku City University of New York awonetsa njira yatsopano yopangira ma laser othamanga kwambiri pa nanophotonics. Lase yaying'ono iyi yotsekedwa ndi mode...Werengani zambiri
