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Best NLO Crystals in OptoCity

Physical and Optical Properties of NLO Crystals

NLO Crystal	BBO	LBO	BIBO	KTP	LN	KDP	*KDP**	KTA	RTP
Formula	BaB2O4	LiB3O5	BiB3O6	KTiOPO4	LiNbO3	KH2PO4	KD2PO4	KTiAsO4	RTiOPO4
Crystal Structure	Trigonal R3c	Orthorhombic mm2	Monoclinic	Orthorhombic mm2	Trigonal R3c			Orthorhombic mm2	Orthorhombic mm2
Cell Parameters (Angstrom)	a=12.532	8.4473	7.116	6.404	0.515			13.12	12.96
	b=12.532	7.3788	4.993	10.616	0.515			6.56	10.56
	c=12.717	5.1395	6.508	12.814	13.863			10.798	6.49
Melting Point	1095	834	726	936	1255			1130	1000
homogeneity	1.0E-6		1.0E-6		5E-5
Mohs hardness	4.5	6	5.5	5	5				5
Density(g/cm3)	3.85	2.47	5.033	3.01	4.64			3.45	3.6
Absorption	<0.1%	<0.1%	<0.1%		<0.1%	0.07/cm	0.006/cm	<0.1%/cm	0.05%
Hygroscopic	low		none	none	N/A	N/A	N/A	none	none
Electrical Conductivity	>1.0E11 ohm-cm			c: 3.5E-8 s/cm				0.7-3.4E-6 s/cm	1E-8 s/cm
Relative Dielectric Constant	6.7(11) 8.1(33)			13	85(11) 29.5(33)			42(33)	13.0(33)
Thermal Expansion Coefficients	4E-6	10.8E-5	4.8E-5		2.0E-6				1.01E-5
		-8.8E-5	4.4E-5						1.37E-5
	36E-6	3.4E-5	-2.69E-5		2.2E-6				4.17E-6
Thermal Conductivity	a:1.2 c:1.6 W/m-K			0.13 W/m-K	38 W/m-K			a:1.8 b:1.9 c:2.1W/m-K
NLO Coefficients (pm/V)	d11=2.55 d22<0.13 d31=0.13	d31=1.05 d32=-0.98 d33=0.05	d11=2.53 d12=2.3 d13=-1.3 d14=2.3 d25=2.4 d26=2.8 d35=-0.9 d36=2.4	d15=1.91 d24=3.64 d31=2.54 d32=5.35 d33=16.9	d15=5.95 d22=3.07 d31=5.95 d33=34.4	d36=0.44	d36=0.40	d15=2.3 d24=3.2 d31=2.8 d32=4.2 d33=16.2	d15=2.0 d24=3.6 d31=2.0 d32=3.6 d33=8.3
Electro-Optic Coefficients (pm/V)	r11=2.7 r22<0.1r11 r31<0.1r11			r13=9.5 r23=15.7 r33=36.3 r51=7.3 r42=9.3	r22=6.8 r31=10 r33=32	r41=8.8 r63=10.3	r41=8.8 r63=25	r13=11.5 r23=15.4 r33=37.5	r13=10.6 r23=12.5 r33=35
Damage Threshold*	5GW/cm2	9.5GW/cm2		2.5GW/cm2	200 MW/cm2	5GW/cm2	3GW/cm2	15J/cm2	600 MW/cm2
Transparency Range (nm)	189-3500	160-2600	286-2500	350-4500	420-5200	200-1500	200-1600	350-5300	350-4500
Refractive Indices @1064nm	no=1.6551	nx=1.5656	nx=1.7573	nx=1.7377	no=2.322	no=1.4938	no=1.4948	nx=1.782
		ny=1.5905	ny=1.7840	ny=1.7453				ny=1.790
	ne=1.5425	nz=1.6055	nz=1.9172	nz=1.8297	ne=2.156	ne=1.4599	ne=1.4554	nz=1.868
Therm-Optic Coefficients (/deg. C)	-9.3E-6	-9.3E-6		1.1E-5
		-13.6E-6		1.3E-5
	-16.6E-6	-6.3+2.1*WL		1.6E-5
Sellmeier Equations	n=A+B/(WL*2 -C) -DWL**2 --- WL=Wavelength in um							n=A+BWL2 /(WL2-C2) -DWL**2
A1	2.7359	2.454140	3.0740	3.0065	4.9048	2.259276	1.9575544	1.90713	2.5559
B1	0.01878	0.011249	0.0323	0.03901	0.11768	0.01008956	0.0290139	1.23522	0.93307
C1	0.01822	0.011350	0.0316	0.04251	0.04750	0.012942625	0.0281399	0.19692	0.20994
D1	0.01354	0.014591	0.01337	0.01327	0.027169	0.03259454	0.02824391	0.01025	0.01452
A2	2.3753	2.539070	3.1685	3.0333	4.5820	2.132668	1.5005779	2.15912	2.38494
B2	0.01224	0.012711	0.0373	0.04154	0.099169	0.008637494	0.6276034	1.00099	0.73603
C2	0.01667	0.012523	0.0346	0.04547	0.04443	0.01228104	0.0131558	0.21844	0.23891
D2	0.01516	0.018540	0.01750	0.01408	0.021950	0.0080902	0.01054063	0.01096	0.01583
A3		2.586179	3.6545	3.3134				2.14768	2.27723
B3		0.013099	0.0511	0.05694				1.29559	1.11030
C3		0.011893	0.0371	0.05658				0.22719	0.23454
D3		0.017968	0.02260	0.01682				0.01436	0.01995

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