Txheej txheem cej luam ntawm lub zog siabSemiconductor laserKev Loj Hlob Ib
Raws li kev ua tau zoo thiab hwj huam txuas ntxiv txhim kho, laser diodes (Laser Diodes Tsav Tsheb) Yuav txuas ntxiv hloov cov thev naus laus zis ntxiv, yog li hloov pauv txoj kev ua thiab ua kom txoj kev txhim kho yam tshiab. Nkag siab txog kev txhim kho tseem ceeb hauv High-power slicaNonductor lasers kuj txwv. Kev hloov dua tshiab ntawm cov tshuab hluav taws xob rau lasers ntawm cov semiconductors tau ua thawj zaug uas muaj kev hloov pauv ntawm cov tshuab hluav taws xob kom muaj txiaj ntsig zoo. Cov kev tawm tsam no tau txhawb cov ntawv thov tseem ceeb los ntawm kev xaiv kho qhov muag mus rau qhov kev sib txuas ntawm cov khoom lag luam ntau ntawm cov lag luam.
Kev tshuaj xyuas ntawm cov kev nce qib no thiab lawv qhov kev nce qib zuj zus muaj peev xwm ntau dua thiab ntau dua thiab ntau dua kev cuam tshuam rau ntau thaj chaw ntawm kev lag luam. Qhov tseeb, nrog kev txhim kho txuas ntxiv ntawm high elal sandiconductor lasers, nws daim ntawv thov teb yuav ua kom nrawm dua, thiab yuav muaj kev cuam tshuam rau kev lag luam nyiaj txiag.
Daim duab 1: Kev sib piv ntawm luminance thiab Moore txoj cai ntawm lub zog siab semiconductor lasers
Diode-compicor-state lasers thiabcoers
Kev nce qib hauv high-power slicersonductor lasers kuj tau coj mus rau downstre zog (tso kua mis) doped fibers) lossis doped fibers (fiber ntau).
Txawm hais tias lasersonductor lasers muab txuag, me me, thiab tus nqi qis licket lub zog, lawv kuj muaj ob qho kev txwv tseem ceeb: lawv tsis khaws lub zog thiab lawv lub ci ci. Yeej, ntau daim ntawv thov yuav tsum muaj ob txoj kev siv lasers muaj txiaj ntsig; Ib qho yog siv los hloov hluav taws xob ntxiv rau hauv cov nyiaj tso tawm laser, thiab lwm qhov yog siv los txhim kho qhov ci ci ntawm qhov kev tso tseg.
Diode-compump tau-lub xeev lasers.
Thaum xyoo 1980s, kev siv ntawm semiconductor lasers kom nqus-lub sijhawm lasers tau pib txais kev txaus siab ua lag luam tseem ceeb. Diode-complet-lub xeev lasers (DPSsl) ua kom muaj cov tshuab tsim khoom loj me me (feem ntau ntawm cov tshuab raj
Lub wavelength ntawm cov semiconductor laser yog xaiv raws li kev sib tshooj ntawm cov thermal thauj khoom piv rau lub dav dav emission spectrum ntawm lub teeb lub teeb. Xav txog cov koob meej ntawm neodymium-deped lasers lasers lasers emitting 1064nm savemerength, lub 80 xyoo tsim khoom lag luam hauv slicibonductor laser ntau tshaj 20 xyoo.
Qhov kev txhim kho Diode tso pa tawm ntawm ob lub cim thib ob tau ua tau los ntawm ntau hom soob thiab muaj peev xwm ua kom ruaj khov ntawm ntau cov kab ke uas siv ntau lub ntsej muag (VBGS) hauv nruab nrab-2000s. Cov tsis muaj zog thiab nqaim kev nqus cov yam ntxwv ntawm ib ncig ntawm 880nm tau aroused zoo txaus siab hauv spectrally ruaj khov lub teeb ci siab diodes. Cov kev ua tau zoo lasers ua rau nws muaj peev xwm tso cov twj tso kua mis ntawm qib laser theem ntawm 4f3 / 2, txo qis ntawm qhov hluav taws xob ntau dua, uas yuav txwv tsis pub muaj lo ntsiab muag.
Los ntawm qhov thib ob xyoo caum ntawm lub xyoo pua no, peb tau pom lub zog tseem ceeb tshaj plaws hauv kev hloov pauv ntawm qhov kev hloov pauv ntawm qhov pom thiab ultraviolet wavelength. Muab lub sijhawm ntev tshaj plaws lub neej ntawm ND: YAG thiab NDO4, cov dPSsl Q-ulpected cov haujlwm ua thiab siab-precision micromachining applications.
Lub sijhawm Post: NOV-06-2023