BBO kristal

BBO bụ ihe ọhụrụ ultraviolet ugboro ugboro abụọ kristal.Ọ bụ kristal uniaxial na-adịghị mma, nke nwere ntụzịaka ntugharị nkịtị (mba) buru ibu karịa ntụnye ntugharị pụrụ iche (ne).Enwere ike iru nha abụọ ụdị I na ụdị II site na ngbanwe akụkụ.


  • Ọdịdị kristal:Trigonal , Space Group R3c
  • Parameter Lattice:a=b=12.532Å,c=12.717Å,Z=6
  • Ebe mgbaze:Ihe dịka 1095 ℃
  • Ike ike Mohs: 4
  • Njupụta:3.85 g/cm3
  • Ọnụọgụ Mgbasawanye okpomọkụ:α11=4 x 10-6/K;α33=36x 10-6/K
  • Nkọwa ngwaahịa

    Usoro nka

    Vidiyo

    Ndepụta Ngwaahịa

    BBO bụ ihe ọhụrụ ultraviole ugboro ugboro abụọ kristal. Ọ bụ kristal uniaxial na-adịghị mma, nke nwere ntụzịaka ntugharị nkịtị (enweghị) buru ibu karịa ntugharị ntugharị pụrụ iche (ne).Enwere ike iru nha abụọ ụdị I na ụdị II site na ngbanwe akụkụ.
    BBO bụ kristal NLO na-arụ ọrụ nke ọma maka ọgbọ nke abụọ, nke atọ na nke anọ nke Nd: YAG lasers, yana kristal NLO kacha mma maka ọgbọ nke ise harmonic na 213nm.E nwetala arụmọrụ ngbanwe karịa 70% maka SHG, 60% maka THG na 50% maka 4HG, yana mmepụta 200mW na 213 nm (5HG), n'otu n'otu.
    BBO bụkwa kristal dị mma maka intracavity SHG nke ike dị elu Nd: YAG lasers.Maka intracavity SHG nke acousto-optic Q-switched Nd:YAG laser, ihe karịrị 15 W nkezi ike na 532 nm bụ nke kristal BBO nwere mkpuchi AR mepụtara.Mgbe 600 mW SHG na-ebupụta ya nke ụdị akpọchiri Nd: YLF laser, 66 mW mmepụta na 263 nm ka emepụtara site na BBO nke Brewster-angle bee n'ime oghere na-eme ka ọ dị elu.
    A na-ejikwa BBO mee ihe maka ngwa EO. BBO Pockels cell ma ọ bụ EO Q-Switch na-eji gbanwee ọnọdụ polarization nke ìhè na-agafe na ya mgbe a na-etinye voltaji na electrodes nke kristal electro-optic dị ka BBO.Beta-Barium Borate (β-BaB2O4, BBO) na ihe odide obosara nghọta na usoro nha nha, nnukwu ọnụọgụ na-adịghị na ntanetị, ọnụ ụzọ mmebi dị elu na ezigbo homogeneity ngwa anya na ihe ndị na-ahụ maka eletrọnịkị na-enye ohere dị mma maka ngwa anya ngwa anya dị iche iche na ngwa electro-optic.
    Atụmatụ nke kristal BBO:
    • Ogologo oge dị ukwuu nke dabara na 409.6 nm ruo 3500 nm;
    • Mpaghara mgbasa ozi sara mbara site na 190 nm ruo 3500 nm;
    • Nnukwu ọnụọgụ nke abụọ-harmonic-generation (SHG) dị irè ihe dị ka ugboro 6 karịa nke kristal KDP;
    • Ọnụ ụzọ mmebi dị elu;
    • Homogeneity dị elu na δn ≈10-6 / cm;
    • Okpomoku sara mbara-bandwidth nke ihe dịka 55 ℃.
    Ozi dị mkpa:
    BBO nwere obere ike iru mmiri.A dụrụ ndị ọrụ ọdụ ka ha nye ọnọdụ akọrọ maka ngwa na ichekwa BBO.
    BBO dị nro nke ukwuu ya mere ọ na-achọ ịkpachara anya iji chebe elu ya na-egbuke egbuke.
    Mgbe ngbanwe akụkụ dị mkpa, biko buru n'uche na akụkụ nnabata nke BBO dị obere.

    Nkwenye akụkụ (W±0.1mm) x (H±0.1mm) x (L+0.5/-0.1mm) (L≥2.5mm)(W±0.1mm) x(H±0.1mm)x(L+0.1/-0.1) mm) (L <2.5mm)
    Kpochapụ oghere Central 90% nke dayameta Enweghị ụzọ mgbasa ozi a na-ahụ anya ma ọ bụ ebe a na-ahụ anya mgbe laser 50mW akwụkwọ ndụ akwụkwọ ndụ na-enyocha.
    Ịdị nro erughị L/8 @ 633nm
    Mgbagha ihu ihu erughị L/8 @ 633nm
    Chamfer ≤0.2mm x 45°
    Chip ≤0.1mm
    Scratch/gwuo dị mma karịa 10/5 ruo MIL-PRF-13830B
    Myirịta ≤20 arc sekọnd
    Perpendicularity ≤5 nkeji nkeji
    Nkwenye akụkụ ≤0.25
    Oke mmebi[GW/cm2] > 1 maka 1064nm, TEM00, 10ns, 10HZ (nke a na-egbu maramara)> 0.5 maka 1064nm, TEM00, 10ns, 10HZ (AR- mkpuchi)> 0.3 maka 532nm, TEM00, 10ns, 10HZ)
    Njirimara ndị bụ isi
    Ọdịdị kristal Trigonal,Otu Space R3c
    Lattice Parameter a=b=12.532Å,c=12.717Å,Z=6
    Ebe Na-agbaze Ihe dịka 1095 ℃
    Mohs ike 4
    Njupụta 3.85 g/cm3
    Ọnụọgụ Mgbasawanye okpomọkụ α11=4 x 10-6/K;α33=36x 10-6/K
    Ọnụọgụ Conductivity Thermal ⊥c: 1.2W/m/K;//c: 1.6W/m/K
    Oke nghọta 190-3500nm
    Usoro SHG nwere ike kwekọrịtara 409.6-3500nm (Ụdị I) 525-3500nm (Ụdị II)
    Ọnụọgụ nke thermal-optic (/℃) dno/dT=-16.6x 10-6/℃
    dne/dT=-9.3x 10-6/℃
    Ọnụọgụ absorption <0.1%/cm (na 1064nm) <1%/cm (na 532nm)
    Nnabata akụkụ 0.8mrad·cm (θ, Ụdị I, 1064 SHG)
    1.27mrad·cm (θ, Ụdị II, 1064 SHG)
    Nnabata okpomọkụ 55 ℃ · cm
    Nnabata Spectral 1.1nm·cm
    Akụkụ-apụ apụ 2.7° (Ụdị I 1064 SHG)
    3.2° (Ụdị II 1064 SHG)
    Ọnụọgụ NLO deff(I)=d31sinθ+(d11cos3Φ- d22 sin3Φ) cosθq
    deff (II) = (d11 sin3Φ + d22 cos3Φ) cos2θ
    Susceptibilities NLO anaghị efu d11 = 5.8 x d36 (KDP)
    d31 = 0.05 x d11
    d22 <0.05 x d11
    Ihe nha nha nke Sellmeier
    (M na μm)
    no2=2.7359+0.01878/(λ2-0.01822)-0.01354λ2
    ne2=2.3753+0.01224/(λ2-0.01667)-0.01516λ2
    Ọnụọgụ eletrọnịkị γ22 = 2.7 ehihie/V
    Voltaji ọkara ebili mmiri 7 KV (na 1064 nm, 3x3x20mm3)

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