Nnọọ na Ruijie Laser

Anyị amaghị maka teknụzụ laser

Anyị amaghị teknụzụ laser, 1960 bụ naanị nrụpụta laser mbụ na-aga nke ọma.N'ihe banyere laser bụ usoro iwu nkwadebe na mmepụta omume ngwa ngwa chọrọ ndabere pụta, ọ pụta, iji nweta ngwa ngwa mmepe nke pụrụ iche, ọ bụghị nanị na mmepe nke laser mere na oge ochie sayensị nke ngwa anya na ngwa anya teknụzụ nwetara ndụ ọhụrụ, ma na-edugakwa na mpụta nke ọnụ ụzọ ụlọ ọrụ ọhụrụ dum.Laser ọnwụ igwe laser enyere ndị mmadụ aka n'ụzọ dị irè ahu nagide na-enwetụbeghị ụdị elu ụzọ na pụtara, na-enwetụbeghị ụdị uru na pụta, ka na-akwalite mmepe nke na-arụpụta agha.

Otú ọ dị, dị ka laser ọnwụ laser, laser ịgbado ọkụ, laser ọnwụ igwe e n'ebe nile ojiji nke ndụ n'etiti mmepụta, ma laser crystal, na laser terahertz ihe ọmụma dị otú ahụ, anyị adịkarịghị kpọtụụrụ na-ede akwụkwọ nke isiokwu a na-eduga onye ọ bụla anya na ndị anyị na-adịghị. maara nke ọma na teknụzụ laser.

Enwere ike ịnye ike laser ọnwụ igwe laser kristal ike site na oghere anya mpụga n'ime oghere oghere na nke oge n'ime ihe kristal dị oke ọnụ na ọkụ laser monochromatic.Ihe eji arụ ọrụ bụ laser kristal.Laser crystal site na luminescence centers na matriks kristal mejupụtara akụkụ abụọ.Ọtụtụ n'ime etiti na-enye ọkụ site na ịgbalite usoro ion laser kristal, ions na-arụ ọrụ na-anọchi anya akụkụ cation matrix kristal doped kristal laser.Mgbe ị na-arụ ọrụ ion na-aghọ akụkụ nke ihe ndị kristal ndị ọbịa, ọ na-eme ka kristal laser na-arụ ọrụ onwe ya.

Igwe eji egbutu Laser kristal ejiri tumadi maka ion mgbanwe metal ionic na-arụ ọrụ na ion trivalent obere ụwa.Ngwa anya electronic mgbanwe metal ion bụ na mpụta oyi akwa 3 d electrons na kristal ndị dị otú ahụ ngwa anya electronic ngwa ngwa ka a kpọmkwem mmetụta nke kristal ubi gburugburu, otú dị iche iche nke crystal Ọdịdị, ya spectral e ji mara dị nnọọ iche.Trivalent obere ụwa ion 4 f electrons na-echebe mmetụta 5 s na 5 p mpụta electrons, nke mere na kristal ubi na-ebelata ọrụ ya, ma ọrụ nke crystal ubi perturbation na-akpata a machibidoro 4 f electron ntụgharị-ekwe omume na-emepụta warara absorption. na eriri fluorescence.Ya mere trivalent obere-ụwa ion na ụdịdị dị iche iche nke kristal mgbanwe metal ion dị ka mgbanwe nke ukwuu.