Xov Xwm - Vim li cas peb thiaj siv Nd: YAG siv lead ua los ua qhov nruab nrab hauv DPSS laser?

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Laser Gain Medium yog dab tsi?

Lub laser nce nruab nrab yog cov khoom siv uas ua kom lub teeb pom kev zoo los ntawm kev txhawb nqa emission.Thaum lub nruab nrab lub atoms los yog molecules zoo siab rau ntau zog zog, lawv muaj peev xwm emit photons ntawm ib tug wavelength tshwj xeeb thaum rov qab mus rau lub zog qis zog.Cov txheej txheem no nthuav dav lub teeb dhau los ntawm qhov nruab nrab, uas yog qhov tseem ceeb rau kev ua haujlwm laser.

[Related Blog:Cov khoom tseem ceeb ntawm laser]

Qhov Nruab Nrab Gain Li Cas yog dab tsi?

Qhov nruab nrab nce tuaj yeem sib txawv, suav nrogcov pa, kua (dyes), cov khoom khib nyiab(crystals los yog iav doped nrog tsawg-lub ntiaj teb los yog hloov hlau ions), thiab semiconductors.Solid-state lasersPiv txwv li, feem ntau siv crystals zoo li Nd: YAG (Neodymium-doped Yttrium Aluminium Garnet) los yog iav doped nrog lub ntiaj teb tsis tshua muaj.Dye lasers siv cov organic dyes yaj hauv cov kuab tshuaj, thiab cov roj lasers siv cov pa roj los yog cov roj sib tov.

Laser rods (los ntawm sab laug mus rau sab xis): Ruby, Alexandrite, Er:YAG, Nd:YAG

Qhov sib txawv ntawm Nd (Neodymium), Er (Erbium), thiab Yb (Ytterbium) raws li nce nruab nrab

Feem ntau muaj feem xyuam rau lawv cov emission wavelengths, lub zog hloov mechanisms, thiab kev siv, tshwj xeeb tshaj yog nyob rau hauv cov ntsiab lus ntawm doped laser cov ntaub ntawv.

Emission Wavelengths:

- Er: Erbium feem ntau tso tawm ntawm 1.55 µm, uas yog nyob rau hauv thaj chaw nyab xeeb ntawm lub qhov muag thiab muaj txiaj ntsig zoo rau kev siv xov tooj cua vim nws qhov poob qis hauv cov fibers optical (Gong li al., 2016).

- Yb: Ytterbium feem ntau tawm ib ncig ntawm 1.0 txog 1.1 µm, ua rau nws tsim nyog rau ntau yam kev siv, suav nrog lub zog lasers thiab amplifiers.Yb feem ntau yog siv los ua rhiab heev rau Er txhawm rau txhim kho kev ua haujlwm ntawm Er-doped li los ntawm kev hloov lub zog ntawm Yb mus rau Er.

- Nd: Neodymium-doped cov ntaub ntawv feem ntau tawm ntawm 1.06 µm.Nd:YAG, piv txwv li, muaj npe nrov rau nws cov kev ua tau zoo thiab tau siv dav hauv kev lag luam thiab kev kho mob lasers (Y. Chang li al., 2009).

Zog Hloov Mechanisms:

- Er thiab Yb Co-doping: Co-doping ntawm Er thiab Yb nyob rau hauv ib lub party nruab nrab yog qhov zoo rau kev txhim kho cov emission nyob rau hauv 1.5-1.6 µm ntau.Yb ua raws li cov rhiab heev rau Er los ntawm kev nqus lub teeb pom kev zoo thiab hloov lub zog rau Er ions, ua rau kom muaj zog emission nyob rau hauv kev sib txuas lus band.Qhov kev hloov hluav taws xob no yog qhov tseem ceeb rau kev ua haujlwm ntawm Er-doped fiber amplifiers (EDFA) (DK Vysokikh li al., 2023).

- Nd: Nd feem ntau tsis tas yuav tsum muaj lub suab zoo li Yb hauv Er-doped systems.Nd qhov kev ua tau zoo yog muab los ntawm nws qhov kev nqus ncaj qha ntawm lub teeb pom kev zoo thiab tom qab emission, ua rau nws ncaj nraim thiab muaj txiaj ntsig laser nce nruab nrab.

Daim ntawv thov:

- Yog:Feem ntau siv nyob rau hauv kev sib txuas lus vim nws emission ntawm 1.55 µm, uas coincides nrog qhov tsawg kawg nkaus poob qhov rais ntawm silica optical fibers.Er-doped nce nruab nrab yog qhov tseem ceeb rau optical amplifiers thiab lasers nyob rau hauv kev sib txuas lus fiber optic ntev.

- Yog:Feem ntau siv nyob rau hauv high-power daim ntaub ntawv vim nws kuj yooj yim hluav taws xob qauv uas tso cai rau kom siv tau diode pumping thiab siab zog tso zis.Yb-doped cov ntaub ntawv kuj tseem siv los txhim kho kev ua haujlwm ntawm Er-doped systems.

- Nd: Zoo haum rau ntau yam kev siv, los ntawm kev txiav thiab vuam mus rau kev kho mob lasers.Nd: YAG lasers tshwj xeeb tshaj yog muaj nuj nqis rau lawv cov kev ua tau zoo, lub zog, thiab ntau yam.

Vim li cas peb thiaj xaiv Nd:YAG ua qhov nruab nrab hauv DPSS laser

Lub DPSS laser yog ib hom laser uas siv lub zog-lub xeev nce nruab nrab (xws li Nd: YAG) pumped los ntawm semiconductor laser diode.Cov cuab yeej no tso cai rau kev cog lus, muaj txiaj ntsig lasers muaj peev xwm tsim cov kab teeb pom kev zoo hauv qhov pom-rau-infrared spectrum.Rau cov ncauj lus kom ntxaws, koj tuaj yeem xav txog kev tshawb fawb los ntawm cov ntaub ntawv tshawb fawb muaj koob npe lossis cov tshaj tawm rau kev tshuaj xyuas zoo ntawm DPSS laser technology.

[Cov khoom lag luam ntsig txog:Diode-pumped solid-state laser]

Nd: YAG feem ntau siv los ua qhov nruab nrab nce hauv semiconductor-pumped laser modules rau ntau yam, raws li tau hais los ntawm ntau yam kev tshawb fawb:

1.High Efficiency thiab lub zog tso zis: Tsim thiab simulations ntawm diode sab-pumped Nd: YAG laser module qhia tau hais tias muaj txiaj ntsig zoo, nrog lub diode sab-pumped Nd: YAG laser muab lub zog nruab nrab siab tshaj plaws ntawm 220 W thaum tuav lub zog tas li ntawm ib tus mem tes hauv ntau zaus.Qhov no qhia tau hais tias muaj kev ua haujlwm siab thiab muaj peev xwm rau cov zis hluav taws xob siab ntawm Nd:YAG lasers thaum pumped los ntawm diodes (Lera li al., 2016).
2.Operational Flexibility thiab Reliability: Nd: YAG ceramics tau pom tias ua haujlwm tau zoo ntawm ntau lub wavelengths, nrog rau qhov muag-safe wavelengths, nrog kev ua haujlwm siab-rau-kho qhov muag.Qhov no qhia tau hais tias Nd:YAG's versatility thiab kev ntseeg tau raws li qhov nruab nrab ntawm kev siv laser sib txawv (Zhang li al., 2013).
3.Longevity thiab Beam Quality: Kev tshawb fawb txog kev ua tau zoo, diode-pumped, Nd:YAG laser tau hais txog nws txoj kev ua haujlwm ntev thiab kev ua haujlwm zoo ib yam, qhia tias Nd:YAG qhov haum rau cov ntawv thov uas xav tau cov khoom siv laser ruaj khov thiab txhim khu kev qha.Txoj kev tshawb no qhia txog kev ua haujlwm txuas ntxiv nrog ntau dua 4.8 x 10^9 txhaj tshuaj yam tsis muaj kev puas tsuaj kho qhov muag, tswj cov kab teeb pom kev zoo (Coyle li al., 2004).
4.Highly Efficient Nruam-Wave Ua Haujlwm:Cov kev tshawb fawb tau pom tias muaj txiaj ntsig zoo txuas ntxiv-yoj (CW) kev ua haujlwm ntawm Nd:YAG lasers, qhia txog lawv cov kev ua tau zoo raws li qhov nce nruab nrab hauv diode-pumped laser systems.Qhov no suav nrog kev ua tiav qhov kev hloov kho qhov muag pom kev zoo thiab kev ua haujlwm ntawm txoj kab nqes, ntxiv kev lees paub rau qhov tsim nyog ntawm Nd:YAG rau kev siv laser ua haujlwm siab (Zhu li al., 2013).

Kev sib xyaw ua ke ntawm kev ua haujlwm siab, lub zog tso tawm, kev ua haujlwm yooj yim, kev ntseeg tau, kev siv lub neej ntev, thiab cov kab teeb ci zoo heev ua rau Nd: YAG nyiam qhov nruab nrab hauv semiconductor-pumped laser modules rau ntau yam kev siv.

Kev siv

Chang, Y., Su, K., Chang, H., & Chen, Y. (2009).Compact npaum Q-hloov qhov muag-safe laser ntawm 1525 nm nrog ob-kawg diffusion-bonded Nd: YVO4 siv lead ua raws li tus kheej-Raman nruab nrab.Optics Express, 17(6), 4330-4335.

Gong, G., Chen, Y., Lin, Y., Huang, J., Gong, X., Luo, Z., & Huang, Y. (2016).Kev loj hlob thiab spectroscopic zog ntawm Er:Yb:KGd(PO3)_4 siv lead ua raws li kev cog lus 155 µm laser nce nruab nrab.Optical Materials Express, 6, 3518-3526.

Vysokikh, DK, Bazakutsa, A., Dorofeenko, AV, & Butov, O. (2023).Kev sim ua qauv ntawm Er / Yb nce nruab nrab rau fiber ntau amplifiers thiab lasers.Phau ntawv Journal ntawm Optical Society of America B.

Lera, R., Valle-Brozas, F., Torres-Peiró, S., Ruiz-de-la-Cruz, A., Galán, M., Bellido, P., Seimetz, M., Benlloch, J., & Roso, L. (2016).Simulations ntawm qhov nce profile thiab kev ua tau zoo ntawm lub diode sab-pumped QCW Nd:YAG laser.Applied Optics, 55(33), 9573-9576.

Zhang, H., Chen, X., Wang, Q., Zhang, X., Chang, J., Gao, L., Shen, H., Cong, Z., Liu, Z., Tao, X., & Li, P. (2013).Kev ua haujlwm siab Nd: YAG ceramic qhov muag-kev nyab xeeb laser ua haujlwm ntawm 1442.8 nm.Optics Letters, 38(16), 3075-3077.

Coyle, DB, Kay, R., Stysley, P., & Poulios, D. (2004).Ua tau zoo, txhim khu kev qha, lub neej ntev, diode-pumped Nd:YAG laser rau qhov chaw raws li cov nroj tsuag topographical altimetry.Siv Optics, 43(27), 5236-5242.

Zhu, HY, Xu, CW, Zhang, J., Tang, D., Luo, D., & Duan, Y. (2013).Ua tau zoo txuas ntxiv-yoj Nd: YAG ceramics ntawm 946 nm.Laser Physics Letters, 10.

Tsis lees paub:

Peb tshaj tawm hais tias qee cov duab uas tshwm sim hauv peb lub vev xaib raug sau los ntawm Is Taws Nem thiab Wikipedia, nrog rau kev txhawb nqa kev kawm thiab kev sib qhia cov ntaub ntawv.Peb hwm txoj cai kev txawj ntse ntawm txhua tus tsim.Kev siv cov duab no tsis yog rau kev lag luam nce.
Yog tias koj ntseeg tias ib qho ntawm cov ntsiab lus siv ua txhaum koj txoj cai, thov hu rau peb.Peb txaus siab los ua cov kev ntsuas tsim nyog, suav nrog kev tshem tawm cov duab lossis muab cov khoom tsim nyog, txhawm rau ua raws li cov cai lij choj thiab cov cai.Peb lub hom phiaj yog los tuav lub platform uas muaj cov ntsiab lus nplua nuj, ncaj ncees, thiab hwm txoj cai kev txawj ntse ntawm lwm tus.
Thov hu rau peb ntawm email chaw nyob hauv qab no:sales@lumispot.cn.Peb cog lus tias yuav ua tam sim ntawd thaum tau txais ib qho kev ceeb toom thiab lav 100% kev koom tes hauv kev daws txhua yam teeb meem.

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