BBO Crystal
BBO (ẞ-BaB2O4) jẹ ẹya garala ti kii ṣe alaye ti o dara pupọ pẹlu apapo nọmba kan ti awọn ẹya ara ẹrọ ọtọtọ: agbegbe iṣipa iṣipopada, ibiti o pọ si ipo-idapọpọ, alafọwọsoto ti ko tobi. Nitorinaa, BBO n pese ojutu iwunilori fun ọpọlọpọ awọn ohun elo opin-ailorukọ bii OPA, OPCPA, OPO ati be be lo.
BBO tun ni awọn anfani ti bandwidth itẹwọgba nla ti o tobi, ilolu ibajẹ giga ati gbigba kekere, nitorinaa o dara pupọ fun iyipada igbohunsafẹfẹ ti tente oke giga tabi idaṣan ina lesa, fun apẹẹrẹ iran harmonic ti Nd: YAG, Ti: Oniyebiye ati itosi ina lesa Alexandrite. BBO jẹ gara gara NLO ti o dara julọ fun iran karun karun ti Nd: YAG laser ni 213 nm. Iwọn didara ina laser dara (divergence kekere, ipo ipo to dara, bbl) jẹ bọtini fun BBO lati gba iṣipa iyipada giga.
Ni afikun, sakasaka igbohunsafẹfẹ nla nla gẹgẹbi ibaramu alakoso, ni pataki ni ibiti UV, jẹ ki BBO pe o yẹ ni pipe fun iyemeji igbohunsafẹfẹ ti Dye, Argon ion ati Itupa ina fifa. Mejeeji Iru 1 (oo-e) ati awọn igun ipo-meji 2 (eo-e) ti o baamu awọn igun-ara ti o baamu, le mu nọmba awọn anfani pọ fun awọn ohun elo oriṣiriṣi ti BBO.
Kan si wa fun ipinnu ti o dara julọ fun ohun elo rẹ ti awọn kirisita BBO.
Agbara WISOPTIC -BBO
• Iho: 1x1 ~ 15x15 mm
• ipari: 0.02 ~ 25 mm
• Iṣeto ipari: alapin, tabi Brewster, tabi pato
• Ṣiṣakoso oke (didi, ti a bo) didara
• Gbeke: bi beere fun
• Owo ifigagbaga pupọ
Awọn asọye WISOPTIC Awọn alaye* - BBO
| Iwọn iyọrisi | 0.1 mm |
| Ifarada Okan | <± 0.25 ° |
| Alapin | <λ / 8 @ 632.8 nm |
| Didara dada | <10/5 [S / D] |
| Afiwewe | <20 ” |
| Pipọsi | Éù '5' |
| Chamfer | ≤ 0.2 mm @ 45 ° |
| Itanna Wavefront Distortion | <λ / 8 @ 632.8 nm |
| Ko kuro | > 90% aringbungbun agbegbe |
| Ibora | AR @ 1064nm （R <0.2%）; PR |
| Lasan bibajẹ ala | > 1 GW / cm2 fun 1064nm, 10ns, 10Hz (didan nikan) > 0,5 GW / cm2 fun 1064nm, 10ns, 10Hz (ti a bo-AR) > 0.3 GW / cm2 fun 532nm, 10ns, 10Hz (ti a bo-AR) |
| * Awọn ọja pẹlu ibeere pataki lori ibeere. | |
Awọn ẹya akọkọ - BBO
• Iyatọ pasipaaro gbooro (189-3500 nm)
• Awọn ipo tuntun ti o ba ara ẹni pọ ni (410-3500 nm)
• Ijẹpọ ara-ẹni gaju （δn≈10-6/ cm）
• ni afiwe tobi munadoko SHG alafọwọsi (nipa 6 ni igba ti KDP)
• Ilẹ ibajẹ giga (ni afiwe pẹlu KTP ati KDP)
Lafiwe ti iloro bibajẹ olopobobo [1064nm, 1.3ns]
|
Awọn igbe |
Agbara agbara (J / cm²) |
Agbara iwuwo (GW / cm²) |
|
KTP |
6,0 |
4.6 |
|
KDP |
10,9 |
8,4 |
|
BBO |
12,9 |
9,9 |
|
LBO |
24,6 |
18.9 |
Awọn ohun elo Akọkọ - BBO
• 2 ~ 5 HG (iran iran Harmonic) ti Nd-doped YAG ati lesa YLF.
• 2 ~ 4 HG ti Ti: Okuta oniyebiye ati lesa Alexandrite.
• Awọn ilọpo meji, onipẹsẹ mẹta, ati awọn apopọ igbi ti lesa Dye.
• Awọn ilọpo meji ti Argon dẹlẹ, Ruby, ati lesa Epo.
• Opinable OPable, OPA, OPCPA ti mejeeji Iru I ati Iru II tuntun tuntun.
Awọn ohun-ini-ara - BBO
| Aṣa agbekalẹ Kemikali | ẞ -BB2O4 |
| O be be | Onigun-ọrọ |
| Egbe ẹgbẹ | 3m |
| Ẹgbẹ aaye | R3c |
| Lattice constants | a=b?= 12.532 Å, c= 12.717 Å |
| Iwuwo | 3,84 g / cm3 |
| Ntoka | 1096 ° C |
| Líle mohs | 4 |
| Onitẹsiwaju iwa | 1,2 W / (m · K) (┴c); 1,6 W / (m · K) (//c) |
| Awọn olùsọdipúpọ imulẹ imulẹ ti awọn ara | 4x10-6/ K (┴c); 36x10-6/ K (//c) |
| Hygroscopicity | diẹ ninu hygroscopic |
Awọn ohun-ini Opin - BBO
| Agbegbe akoyawo (ni “0” ipele gbigbejade) |
189-3500 nm | |||
| Ami awọn itọka | 1064 nm | 532 nm | 266 nm | |
| né= 1.5425 no= 1.6551 |
né= 1,5555 no= 1.6749 |
né= 1.6146 no= 1.7571 |
||
|
Awọn coefficients Linear gbigba |
532 nm |
1064 nm |
||
| α = 0.01 / cm | α <0.001 / cm | |||
|
Awọn alajọpọ NLO |
532 nm | 1064 nm | ||
| o22 = 2.6 pm / V | o22 = 2.2 pm / V | |||
|
Awọn ifọkansi elekitiro |
igbohunsafẹfẹ kekere | igbohunsafẹfẹ giga | ||
| 2.2 pm / V | 2.1 pm / V | |||
| Awọn coefficients Alailẹgbẹ-optic | ono/ ìT= -16.6x10-6/ ℃, óné/ ìT= -9.3x10-6/ ℃ | |||
| Idaji-igbi folti | 7 kV (ni 1064 nm, 3x3x20 mm3) | |||
