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Lub ntiaj teb tshiab ntawm cov khoom siv optoelectronic
Lub ntiaj teb tshiab ntawm cov khoom siv optoelectronic Cov kws tshawb fawb ntawm Technion-Israel lub koom haum thev naus laus zis tau tsim ib qho kev sib koom ua ke tswj kev tig kho qhov muag laser raws li ib txheej atomic. Qhov kev tshawb pom no tau ua tiav los ntawm kev sib koom ua ke sib koom ua ke ntawm ib txheej atomic thiab ...Nyeem ntxiv -
Kawm txog cov txheej txheem laser alignment
Kawm cov txheej txheem laser alignment Xyuas kom ntseeg tau tias kev sib haum xeeb ntawm lub laser beam yog lub luag haujlwm tseem ceeb ntawm cov txheej txheem sib dhos. Qhov no yuav xav tau kev siv optics ntxiv xws li lo ntsiab muag lossis fiber ntau collimators, tshwj xeeb tshaj yog rau diode lossis fiber ntau laser qhov chaw. Ua ntej laser alignment, koj yuav tsum paub wi ...Nyeem ntxiv -
Optical Cheebtsam thev naus laus zis txoj kev loj hlob
Cov khoom siv kho qhov muag hais txog cov khoom tseem ceeb ntawm cov tshuab kho qhov muag uas siv cov ntsiab lus kho qhov muag los ua ntau yam haujlwm xws li kev soj ntsuam, ntsuas, ntsuas thiab sau cia, kev ua cov ntaub ntawv, kev ntsuas duab zoo, kev xa hluav taws xob thiab kev hloov pauv, thiab yog ib feem tseem ceeb ...Nyeem ntxiv -
Ib pab neeg Suav tau tsim 1.2μm band high-power tunable Raman fiber ntau laser
Ib pab neeg Suav tau tsim 1.2μm band high-power tunable Raman fiber ntau laser qhov chaw ua haujlwm hauv 1.2μm band muaj qee qhov tshwj xeeb siv hauv kev kho photodynamic, biomedical diagnostics, thiab oxygen sensing. Tsis tas li ntawd, lawv tuaj yeem siv los ua cov twj tso kua mis rau cov cim cim ntawm mi ...Nyeem ntxiv -
Qhov chaw sib sib zog nqus laser cov ntaub ntawv sib txuas lus, ntau chav rau kev xav?Part Ob
Qhov zoo yog pom tseeb, muab zais rau hauv qhov tsis pub leejtwg paub Ntawm qhov tod tes, laser kev sib txuas lus thev naus laus zis yog hloov tau mus rau qhov chaw sib sib zog nqus. Nyob rau hauv qhov chaw sib sib zog nqus qhov chaw, qhov kev sojntsuam yuav tsum tau cuam tshuam nrog ubiquitous cosmic rays, tab sis kuj yuav kov yeej lub ntiaj teb cov khib nyiab, plua plav thiab lwm yam teeb meem hauv ...Nyeem ntxiv -
Qhov chaw sib sib zog nqus laser cov ntaub ntawv sib txuas lus, ntau chav rau kev xav?Part ib
Tsis ntev los no, US Spirit soj ntsuam tau ua tiav qhov chaw sib sib zog nqus laser kev sib txuas lus nrog cov chaw hauv av 16 lab mais deb, teeb tsa qhov chaw tshiab kho qhov muag kev sib txuas lus cov ntaub ntawv. Yog li dab tsi yog qhov zoo ntawm kev sib txuas lus laser? Raws li cov txheej txheem technical thiab lub hom phiaj xav tau, wh...Nyeem ntxiv -
Kev tshawb nrhiav kev nce qib ntawm colloidal quantum dot lasers
Kev tshawb fawb kev nce qib ntawm colloidal quantum dot lasers Raws li cov kev siv sib txawv, colloidal quantum dot lasers tuaj yeem muab faib ua ob pawg: optically pumped colloidal quantum dot lasers thiab hluav taws xob pumped colloidal quantum dot lasers. Hauv ntau qhov chaw xws li lub chaw kuaj mob ...Nyeem ntxiv -
Kev tawg! Lub ntiaj teb lub zog siab tshaj plaws 3 μm nruab nrab-infrared femtosecond fiber ntau laser
Kev tawg! Lub ntiaj teb lub zog siab tshaj plaws 3 μm mid-infrared femtosecond fiber ntau laser Fiber laser kom ua tiav nruab nrab-infrared laser tso zis, thawj kauj ruam yog xaiv cov khoom siv fiber ntau tsim nyog. Hauv ze-infrared fiber ntau lasers, quartz iav matrix yog cov khoom siv fiber ntau ntau ...Nyeem ntxiv -
Txheej txheem cej luam ntawm pulsed lasers
Txheej txheem cej luam ntawm pulsed lasers Txoj kev ncaj tshaj plaws los tsim cov laser pulses yog ntxiv ib qho modulator rau sab nraud ntawm lub laser txuas ntxiv. Txoj kev no tuaj yeem tsim qhov ceev tshaj plaws picosecond mem tes, txawm hais tias yooj yim, tab sis pov tseg lub teeb lub zog thiab lub zog ncov tsis tuaj yeem tshaj lub teeb lub zog tas li. Yog li ntawd, ib qho ntxiv ...Nyeem ntxiv -
Kev ua haujlwm siab ultrafast laser qhov loj ntawm lub ntsis ntiv tes
Ib qho kev ua haujlwm siab ultrafast laser qhov loj ntawm lub ntsis ntiv tes Raws li tsab xov xwm npog tshiab luam tawm hauv phau ntawv Journal Science, cov kws tshawb fawb ntawm City University of New York tau pom txoj hauv kev tshiab los tsim kev ua haujlwm siab ultrafast lasers ntawm nanophotonics. Qhov no miniaturized hom-xauv lase ...Nyeem ntxiv -
Ib pab neeg Asmeskas tau tshaj tawm txoj hauv kev tshiab rau kev kho microdisk lasers
Ib pab neeg tshawb fawb sib koom ua ke los ntawm Tsev Kawm Ntawv Kho Mob Harvard (HMS) thiab MIT General Tsev Kho Mob hais tias lawv tau ua tiav qhov kev tso tawm ntawm microdisk laser siv PEC etching txoj kev, ua qhov chaw tshiab rau nanophotonics thiab biomedicine "kev cog lus." (Qhov tso zis ntawm microdisk laser tuaj yeem b...Nyeem ntxiv -
Suav thawj attosecond laser ntaus ntawv yog nyob rau hauv kev tsim kho
Suav thawj attosecond laser ntaus ntawv yog nyob rau hauv kev tsim kho Lub attosecond tau dhau los ua cov cuab yeej tshiab rau cov kws tshawb fawb los tshawb txog lub ntiaj teb hluav taws xob. "Rau cov kws tshawb fawb, kev tshawb fawb attosecond yog ib qho yuav tsum tau, nrog rau attosecond, ntau yam kev tshawb fawb hauv cov txheej txheem atomic scale dynamics yuav yog ...Nyeem ntxiv
