Ntsug Ntsej Muag Diode Laser High Beam Zoo Tsim Tawm, Cov nyhuv thermal yog me me

May 31, 2017

Tso lus

Ntsig Stack Diode Laser-pumped lasers yog qhov nrawm dua thiab loj siv cov lasers tshiab hauv xyoo tsis ntev los no. Nws txoj kev loj hlob yog sib cais los ntawm kev txhim kho ntawm semiconductor lasers. Xyoo 1960 tawm thawj zaug ntawm thawj lub ruby ​​laser. Xyoo 1962 thawj qhov homogeneous hlaus gallium arsenide semiconductor lasers tawm los. Xyoo 1963, Newman thawj zaug tau thov siv cov semiconductor ua lub zog-xeev laser twj tso kua mis lub tswv yim. Nrog rau cov zis LD zog nce zuj zus, hauv xyoo 1968 Ross thawj zaug paub txog kev siv GaAs Ntsia Ntsej Muag Teeb Pom Kev Pom Hluav Taws Xob Laser: Nd: YAG laser. Thawj thawj zaug xyoo 1973, pulsed LD kawg xaus kev nrawm Nd: YAG lasers tau qhia thiab taw qhia qhov zoo ntawm qhov kawg ntawm kev nqus taub. Chesler thiab Singh muab cov qauv theoretical ntawm qhov kawg-pumped laser nyob rau ntau hom kev sib hloov thiab ib hom hloov chaw, thiab theoretical twj tso kua mis pib raws qhov kev xav ntawm cov twj tso kua mis tsis sib luag yog qhov ua tau zoo raws li cov kev sim sim. Nyob rau hauv 1976, Nd: yag lasers nrog ultra-lub teeb-emitting diode kawg-pumped tau tsis tu ncua ua rau ntawm chav tsev kub. Txij li thaum xyoo 1980, semiconductor laser thiab nws cov haujlwm ntawm kev tshawb fawb tau ua rau muaj qhov kev sib tw loj, zoo heev txhawb cov khoom siv laser-thev naus laus zis, kev siv thev naus laus zis thiab daim ntawv thov, thiab ua rau muaj kev txhawb siab ntawm cov teeb meem ntawm lub xeev. Nrog rau cov tsos ntawm quantum zoo qauv thiab kev loj hlob ntawm kev siv lead ua kev loj hlob technology xws li hlau organic tshuaj vapor deposition (MOCVD) thiab molecular nqaj epitaxy (MBE), qhov pib ntawm LD tau pom tseeb txo, hloov dua siab tshiab txuag thiab tso zis hluav taws xob tau zoo dua tuaj. txhim kho, semiconductor laser array tso zis ntau zog ntawm 1W txog 2W. Ib tug tib LD nruam tso zis ntau zog ntawm 100mw rau 200mw.90 xyoo, lub Vertical Tshooj Diode Laser ntau lawm technology thiab ntau lawm txheej txheem maj paub tab, lub neej, kev cia siab tau paub heev, uas DPL txoj kev loj hlob thiab daim ntawv thov ntawm tus tshiab kev kawm yog tshwj xeeb yog tseem ceeb. 1992 United States Laurent - Rivermore National Laboratory ua tiav kev tsim kho kilowatt-chav siab-lub zog hluav taws xob diode-pumped lasers. Xyoo 1994, Asmeskas Lub Tsev Haujlwm Saib Xyuas Lub Zog tau tshaj tawm kev pom zoo" Kev Tshawb Fawb Kev Ruaj Ntseg Hauv Tebchaws GG; kev kawm. Xyoo 2001 Akiyama li al. Siv qhov peb-txoj kev ntawm sab-pumped Nd: YAG laser kom tau txais 5.4kW laser tso zis nrog kev siv hluav taws xob-hloov dua siab tshiab ntawm 22%. Nyob rau xyoo 2002 Tebchaws Asmeskas lub tuam txhab TRW tau tsim 5.4kW tso zis Ntsaws Ntog Diode Laser ntsaws Nd: YAG laser. Hauv 2006 Tebchaws Asmeskas Nordisk ua tiav tiav 19kW laser tso tawm. Hauv cov ntsiab lus, DPL yog qhov feem ntau cov kev ua tau zoo thiab muaj kev pom zoo hauv cov khoom siv khov kho.

Raws li lub diode-pumped laser muaj qhov zoo ntawm lub zog loj, siab nqaj zoo cov zis, cov nyhuv ua haujlwm me, kev ua haujlwm siab thiab cov qauv me me, nws dhau los ua cov cuab yeej tseem ceeb ntawm cov ntaub ntawv siv thev naus laus zis. Nws cov ntawv thov siv dav, qhov dav yoj qhov ntau, qhov ceev ntawm kev txhim kho yog lwm hom lasers tsis tuaj yeem sib phim.

Tam sim no, daim teb ntawm diode-pumped solid-state lasers yog qhov dav heev, xws li tub rog, kev kho mob, kev lag luam thiab lwm cov teb.

Hauv thaj teb ntawm kev siv tub rog: nrog rau cov laser hluav taws xob txuas ntxiv txhim kho, qhov nqaj zoo ntawm kev maj mam txhim kho, DPL hauv cov tub rog teb tau ntau thiab ntau dua. Nrog tus yuam sij technology mus cuag ib tug loj txhob, high-zog laser riam phom los ua ib tug ncaj qha kev tuag riam phom. Nyob rau xyoo 2002, Tebchaws Asmeskas tau ua tiav lub nrawm ntawm 0.5kW tagnrho-lub zog-lub xeev lasers ntawm lub tsheb tsheb, siv rau tub rog qhov kev tshem tawm tub rog, lub npe hu ua Zeus' s lub tsheb tsav tsheb nrog nws qhov me me, kev nyab xeeb, siab nrawm nrawm dua, tshem tawm ceev los ntawm Asmeskas tub rog Ntawm Kev qhuas. High-power laser riam phom uas muaj precision, ceev, tsis tshua muaj kuab paug, saj zawg zog thiab thiaj li nyob, nyob rau hauv lub photoelectric confrontation, laser nyuaj thiab mos mos tua, laser blinding thiab lwm yam liaj teb muaj ib tug ntau ntawm cov ntaub ntawv sau npe. Lub US cov tub rog tau tsim ib lub tswv yim rau txoj kev loj hlob ntawm high-zog laser riam phom rau tag nrho cov platforms, xws li lub hauv paus, qhov chaw raws li high-zog laser riam phom txoj kev loj hlob lub hom phiaj, shipboard high-zog laser riam phom txoj kev loj hlob lub hom phiaj thiab plav high-zog laser riam phom txoj kev loj hlob kev pab them nqi. Lub US Cua Dag Zog Yuam' s plav laser tshuab thiab cov tub rog Mobile Tactical High Zog Laser Program yog bullish rau diode-pumped lasers thiab thawj lub hom phiaj 20kW rau 100kW lub hom phaj.

Nyob rau hauv lub teb ntawm kev kho mob daim ntaub ntawv: laser nyob rau hauv daim tawv nqaij zoo nkauj, kho hniav, ENT, kev phais, Ophthalmology, neurosurgery, plawv thiab thiaj li nyob tau lug siv. Qhov zoo ntawm cov laser kev kho mob seev yog: yog, controllable, kho mob kev poob plig, tsawg los ntshav, uas tsis yog-hu rau tsis muaj tus kab mob, thiab tsawg heev kev puas tsuaj rau cov ntaub so ntswg nyob ib ncig ntawm lub incision. Cov lasers kho mob xav tau kev ruaj khov thiab kev pab lub neej ntev dua. Los ntawm kev sib txuam thiab sib xyaw, LD lossis flash-pumped Nd: YAG lasers tuaj yeem ua tiav ntau qhov kev hloov pauv, los ntawm cov xov paj fiber ntau rau kev phais. Txawm li cas los xij, vim muaj cov thermal hloov hluav taws xob ntawm cov khoom nruab nrab laser thiab kev laus ntawm lub teeb nyem yuav ua rau muaj qhov hloov ntawm lub teeb nrawm, qhov zoo ntawm lub nqaj tsis zoo, thiab siv cov hluav taws xob loj thiab cov dej txias zog yog yuav tsum tau, uas txwv nws siv. Raws li 80% ntawm lub cev nqaij daim tawv yog tsim los ntawm dej, LD pumped Er, Tm, Ho, nthwv dej ntawm 2 ~ 3nm hauv infrared cov khoom lag luam laser tuaj yeem nqus tau los ntawm kev ua pa ntawm cov ntaub so ntswg, qhov tob ntawm nkag mus yog ntiav, nws tsis tshwm sim carbonization thiab ua rau Molecular daim ntawv cog lus tawg, zoo tshaj plaws rau kev phais mob plawv thiab phais myopia. Yav tom ntej ntawm cov cuab yeej siv kho mob laser yuav mus rau lub zog siab dua, yooj yim rau kev khiav lag luam, ruaj khov dua, ntau dua thiab lwm yam kev taw qhia.