B-integral Calculator

Wavelength λ (nm): Nonlinear Refractive Index n2 (cm^2/W): Intensity I(z) (GW/cm^2): Material Length L (mm): Calculate B-integral

Nonlinear Refractive Index n₂ Data（参考值），实际以测量值为准

Material	Wavelength (nm)	n2 (cm2/W)
Fused Silica	351	3.6e-16
	527	3.0e-16
	1053	2.74e-16
BBO	532	6.49e-16 (o) 3.92e-16 (e)
	1064	5.64e-16 (o) 2.34e-16 (e)
Sapphire	550	3.3e-16 (o) 3.3e-16 (e)
	1550	2.8e-16 (o) 2.8e-16 (e)