Nd: YAG gara opa ti wa ni lilo ninu lesa siṣamisi ẹrọ ati awọn miiran lesa ẹrọ.
O ti wa ni awọn nikan ri to oludoti ti o le ṣiṣẹ continuously ni yara otutu, ati ki o jẹ awọn julọ o tayọ iṣẹ lesa gara.
Pẹlupẹlu, laser YAG (yttrium aluminiomu garnet) le jẹ doped pẹlu chromium ati neodymium lati le mu awọn abuda gbigba ti laser naa dara.Nd, Cr: YAG laser jẹ laser ipinle ti o lagbara.Chromium ion (Cr3 +) ni igbasilẹ gbooro. ẹgbẹ;o gba agbara ati gbigbe si awọn ions neodymium (Nd3 +) nipasẹ ọna ti awọn ibaraẹnisọrọ dipole-dipole. Wavelength ti 1064nm ti njade nipasẹ laser yii.
Iṣe laser ti Nd: YAG laser ni akọkọ ṣe afihan ni Bell Laboratories ni ọdun 1964. The Nd, Cr: YAG lesa ti wa ni fifa nipasẹ oorun radiation. Nipa doping pẹlu chromium, awọn agbara gbigba agbara ti awọn lesa ti wa ni ti mu dara si ati olekenka kukuru polusi ti wa ni emitted.
Awọn ohun-ini ipilẹ ti Nd: YAG
Orukọ ọja | Nd:YAG |
Ilana kemikali | Y3Al5O12 |
Crystal be | Onigun |
Lattice ibakan | 12.01Å |
Ojuami yo | 1970°C |
iṣalaye | [111] tabi [100],laarin 5° |
iwuwo | 4.5g/cm3 |
Atọka ifojusọna | 1.82 |
Gbona Imugboroosi olùsọdipúpọ | 7.8× 10-6 /K |
Imudara Ooru (W/m/K) | 14, 20°C / 10.5, 100°C |
Mohs lile | 8.5 |
Radiative s'aiye | 550 wa |
Lẹẹkọkan Fluorescence | 230 wa |
Iwọn ila | 0.6nm |
Àdánù olùsọdipúpọ | 0.003 cm-1 @ 1064nm |
Awọn ohun-ini ipilẹ ti Nd,Kr:YAG
Lesa iru | ri to |
Fifa orisun Solar Radiation | Oorun Radiation |
Ipari igbi ṣiṣiṣẹ 1.064 µm | 1.064 µm |
Kemikali agbekalẹ Nd3 +: Cr3 +: Y3Al5O12 | Nd3+:Cr3+:Y3Al5O12 |
Crystal be onigun | Onigun |
Oju yo 1970°C | 1970°C |
Lile 8-8.5 | 8-8.5 |
Gbona elekitiriki 10-14 W/mK | 10-14 W/mK |
Ọdọmọkunrin modulus 280 GPA | 280 GPA |
Imọ paramita
Iwọn | o pọju opin ti dia.40mm |
Nd Dopant Ipele | 0 ~ 2.0atm% |
Ifarada Opin | ± 0.05mm |
Ifarada gigun | ± 0.5mm |
Perpendicularity | .5' |
Iparapọ | .10″ |
Wavefront iparun | L/8 |
Fifẹ | λ/10 |
Dada didara | 10/ 5 @ MIL-O-13830A |
Aso | Aso-HR: R> 99.8%@1064nm ati R.5% @808nm |
Aso-AR (Layer nikan MgF2):R<0.25% fun dada (@1064nm) | |
Awọn ideri HR miiran | Bii HR @ 1064/532 nm, HR @946 nm, HR @ 1319 nm ati awọn igbi gigun miiran tun wa |
Ibajẹ Ala | > 500MW/cm2 |