Nd.YAG Kuwala mfundo

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Nyali ya mpope imapatsa Nd.YAG crystal kupitilira kwamphamvu kwamphamvu.Chigawo cha mayamwidwe cha Nd:YAG ndi 0.730μm ~ 0.760μm ndi 0.790μm ~ 0.820μm.Mphamvu ya sipekitiramu ikatengeka, atomu idzakhala kuchokera ku mphamvu yochepa kupita ku mphamvu zambiri.

Kusintha kwa mlingo, komwe kumasintha kupita ku maatomu amphamvu kwambiri kudzasintha mpaka kutsika kwamphamvu ndikutulutsa ma frequency a monochromatic spectrum.

Pamene activator imayikidwa mu magalasi awiri ofanana (imodzi mwa iyo ndi 100% yowunikira ina 50% ya galasi), phokoso la kuwala likhoza kupangidwa momwe sipekitiramu yopanda axially yomwe imafalitsidwa ndi monochromatic Kuchokera pamphuno: The monochromatic sipekitiramu kufalitsa mu axial malangizo propagates mmbuyo ndi mtsogolo mu patsekeke.

Pamene mawonekedwe a monochromatic amafalikira mmbuyo ndi mtsogolo muzinthu za laser, amatchedwa "self-oscillation" muzitsulo.Nyali ya mpope ikakhala ndi maatomu amphamvu kwambiri muzinthu za laser, maatomu amphamvu kwambiri amakhala ndi kusintha kochitika modzidzimutsa, kumapangitsa kuti pakhale kutulutsa, komanso kusintha kwamayamwidwe pakati pa magawo awiriwa.

Kuwala kosonkhezeredwa kopangidwa ndi kusintha kosonkhezera kotulutsa mpweya kumakhala ndi ma frequency ndi gawo lofanana ndi kuwala kwa chochitikacho.Pamene kuwala kubwereza "yogwira nkhani inversion state" kutsegula zinthu mu patsekeke, mphamvu ya sipekitiramu monochromatic wa mafupipafupi omwewo amachulukitsidwa kupanga laser.

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Nthawi yotumiza: Jul-01-2022