Cov yam ntxwv thiab daim ntawv thov Scope ntawm tsib hom Lasers

Lasersyog ib qho tseem ceeb hauv cov txheej txheem laser niaj hnub. Nrog rau txoj kev loj hlob ntawm laser ua tshuab, lasers tseem tab tom tsim, thiab ntau lasers tshiab tau tshwm sim.

Thaum ntxov laser ua lasers yog tsuas yog high-power CO2 roj lasers thiab teeb-pumped khoom YAG lasers, thiab txoj kev loj hlob qauv yog tsuas yog rau nce lub zog laser. Txawm li cas los xij, thaum lub zog laser nce mus txog qhov yuav tsum tau ua, cov nqaj zoo ntawm lub laser pib tau txais kev saib xyuas, thiab kev loj hlob ntawm lasers hloov mus rau kev txhim kho cov nqaj zoo. Semiconductor lasers, fiber ntau lasers thiab disc lasers yog successively tsim, ua cov ntaub ntawv ua, kev kho mob, aviation Aerospace, tsheb manufacturing thiab lwm yam kev lag luam tau ua tiav kev loj hlob sai.

CO2 lasers, Nd:YAG lasers, semiconductor lasers, disc lasers thiab fiber ntau lasers yog tsib hom lasers tam sim no nyob rau hauv kev ua lag luam. Dab tsi yog lawv cov yam ntxwv thiab kev siv ntau yam?

CO2 laser tshuab
Daim ntawv thov: Lub laser wavelength ntawm lub CO2 laser yog 10.6um thiab muaj ib tug tsawg nqus coefficient rau hlau. Nws yog feem ntau haum rau kev txiav cov ntaub ntawv uas tsis yog xim hlau thiab tuaj yeem siv rau vuam cov ntaub ntawv hlau. Nws tuaj yeem siv dav hauv kev siv vuam hauv aviation, hluav taws xob twj, tshuab, tsheb thiab lwm yam.

Nd: YAG laser
Daim ntawv thov: YAG laser muaj lub siab nqus coefficient rau hlau thiab tuaj yeem siv rau kev txiav hlau, vuam, kos npe thiab lwm yam kev siv. Vim nws cov yam ntxwv ntawm lub zog loj, siab ncov lub zog, compact qauv, muaj zog durability, thiab txhim khu kev qha kev ua tau zoo, nws yog dav siv nyob rau hauv kev lag luam, lub teb chaws tiv thaiv, kev kho mob, kev tshawb fawb thiab lwm yam kev lag luam.

Semiconductor laser
Daim ntawv thov: Semiconductor lasers raug txwv los ntawm qhov siab uniformity ntawm lub laser beam thiab kev nkag mus tsis zoo, yog li lawv tsis haum rau kev siv hlau txiav. Txawm li cas los xij, lawv cov yam ntxwv tshwj xeeb yog tsim rau kev kho mob hlau, xws li cladding, hardening, 3D luam ntawv, thiab lwm yam. Nws tuaj yeem siv dav hauv aerospace, kho mob, tsheb thiab lwm yam haujlwm.

Disc laser
Daim ntawv thov: Lub disc laser yog ib tug spatial optical txoj kev coupling qauv, yog li lub beam zoo yog heev. Nws yog tsim rau cov ntaub ntawv laser xws li hlau txiav, vuam, kos npe, laser cladding, hardening thiab 3D luam ntawv. Nws yog dav siv hauv kev tsim tsheb. , aerospace, precision machinery, 3C electronics thiab lwm yam.

Fiber ntau laser
Daim ntawv thov:Vim nws lub siab electro-optical conversion efficiency, zoo hlau nqus coefficient thiab siab beam zoo, fiber ntau laser yuav siv tau rau hlau txiav, vuam, npav, hlau nto kho thiab lwm yam kev siv. Siv dav hauv aerospace, tsheb tsim, 3C electronics, kev kho mob thiab lwm yam.

Piv nrog rau cov tsoos CO2 lasers thiab YAG khoom lasers, semiconductor lasers muaj cuab kev zoo, xws li me me, lub teeb yuag, high efficiency, tsawg zog noj, lub neej ntev, thiab siab hlau nqus ntawm semiconductor lasers. Nrog rau kev txhim kho txuas ntxiv ntawm semiconductor laser technology, lwm cov khoom siv hauv lub xeev lasers raws li semiconductor lasers, xws li fiber ntau lasers, ncaj qha tso zis fiber ntau semiconductor lasers thiab disc lasers, kuj tseem txhim kho sai. Ntawm lawv, fiber ntau lasers tau tsim sai heev, tshwj xeeb tshaj yog tsis tshua muaj lub ntiaj teb-doped fiber lasers, uas tau dav siv nyob rau hauv teb xws li fiber kev sib txuas lus, fiber ntau sensing, thiab laser khoom ua.

Fiber laser tau nyiam ntau yam nyob rau xyoo tas los no thiab tau dhau los ua qhov tseem ceeb ntawm txhua tus neeg txoj kev tshawb fawb. Qhov no yog vim nws muaj qhov zoo uas lwm cov lasers tsis tuaj yeem sib xws, uas feem ntau cuam tshuam hauv:

(1) Cov nqaj zoo yog qhov zoo thiab muaj cov monochromaticity zoo heev, directionality thiab stability;

(2) Optical fiber yog ob qho tib si laser nce nruab nrab thiab lub teeb waveguide nruab nrab. Yog li ntawd, lub coupling efficiency ntawm lub twj tso kua mis lub teeb yog heev siab. Lub fiber tub ntxhais txoj kab uas hla yog me me, thiab siab zog ceev yog yooj yim tsim nyob rau hauv lub fiber. Tsis tas li ntawd, fiber ntau lasers tau yooj yim txuas qhov nce ntev. , nyob rau hauv thiaj li yuav nqus tag nrho cov twj tso kua mis lub teeb thiab ua kom tag nrho lub teeb-rau-lub teeb conversion efficiency tshaj 60%;

(3) Cov khoom siv matrix yog Si02, uas muaj kev ruaj ntseg zoo heev; thaum lub cylindrical qauv ntawm optical fiber muaj qhov chaw siab saum npoo / ntim piv thiab ceev cua kub dissipation. Lub ambient kub tau tso cai rau yog -20-+7000C, thiab qhov kub ntawm nws cov khoom siv ua haujlwm yog qhov load me me, tsis tas yuav tsum muaj qhov cua txias, thiab nws tuaj yeem ua rau lub teeb ci siab thiab lub zog siab, ncav cuag 140mw / cm2;

(4) Nws yog qhov me me, yooj yim hauv cov qauv, thiab cov khoom siv ua haujlwm yog qhov nruab nrab hloov tau. Nws tuaj yeem tsim kom muaj kev sib haum xeeb thiab hloov tau yooj yim, siv tau yooj yim, yooj yim rau kev sib koom ua ke, thiab muaj kev ua haujlwm siab;

(5) Raws li lub laser nruab nrab, doped optical fiber ntau muaj lub zog nplua nuj qib qauv doped nrog tsawg ntiaj teb ions. Kev hloov pauv ntawm lub zog npog qhov dav dav ntawm ultraviolet mus rau infrared, thiab ntau lub zog hloov pauv tuaj yeem ua tiav rau laser oscillation. Nws tuaj yeem tsim thiab ua haujlwm hauv qhov dav dav (455-3500nm). Tsis tas li ntawd, fluorescence spectrum ntawm iav fiber ntau yog dav heev. Los ntawm kev ntxig ib qho kev xaiv wavelength uas tsim nyog, lub laser tunable fiber ntau tuaj yeem tau txais, thiab qhov sib txawv tau mus txog 80nm;

(6) Cov txheej txheem silicon optical fiber ntau yog tam sim no paub tab, yog li high-precision, qis-tsawg optical fibers tuaj yeem tsim tau, txo tus nqi ntawm lasers.

(7) Nws muaj qhov yooj yooj yim thiab kev sib haum xeeb nrog cov pa sib kis ntawm cov khoom siv kho qhov muag hauv cov ntsiab lus ntawm cov ntaub ntawv thiab cov duab geometric, yog li nws yooj yim rau kev sib xyaw cov fibers, muaj qhov sib txuas tsis zoo thiab siv tau yooj yim.

(8) tuaj yeem ua haujlwm nyob rau hauv ib puag ncig hnyav, xws li kev cuam tshuam siab, kev co siab, kub siab, thiab lwm yam.

Cov ntaub ntawv tiv tauj:

Yog tias koj muaj lus nug, thov hu rau peb. Txawm peb cov neeg muas zaub nyob qhov twg thiab peb cov kev xav tau yog dab tsi, peb yuav ua raws li peb lub hom phiaj los muab peb cov neeg siv khoom zoo, tus nqi qis, thiab kev pabcuam zoo tshaj plaws.