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) |
Nlereanya | Ngwaahịa | Nha | Nhazi | Elu | Ugwu | Ọnụọgụ |
DE0998 | BBO | 10*10*1mm | θ=29.2° | Mkpuchi @ 800+400nm | Ebupụghị | 1 |
DE1012 | BBO | 10 * 10 * 0.5mm | θ=29.2° | Mkpuchi @ 800+400nm | φ25.4mm | 1 |
DE1132 | BBO | 7 * 6.5 * 8.5mm | θ=22°ụdị1 | S1: mkpuchi @532nm S2: mkpuchi @1350nm | Ebupụghị | 1 |
DE1156 | BBO | 10 * 10 * 0.1mm | θ=29.2° | Mkpuchi @ 800+400nm | φ25.4mm | 1 |