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Birefringence measurements 2010-11-22 랩미팅. Al2O3, thickness: 0.5 mm Time domain signal Phase retardation Refractive index.

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Presentation on theme: "Birefringence measurements 2010-11-22 랩미팅. Al2O3, thickness: 0.5 mm Time domain signal Phase retardation Refractive index."— Presentation transcript:

1 Birefringence measurements 2010-11-22 랩미팅

2 Al2O3, thickness: 0.5 mm Time domain signal Phase retardation Refractive index

3 @ 1 THz Measured refractive indices Calculated refractive indices n1n2ΔnΔnn1n3ΔnΔn LiF3.14502.860 CaF 2 2.6800…0 TiO 2 (Rutile) @ 0.9 THz 13.0609.4933.56781.3316.9664.37 LiNbO 3 4.1303.2460.8846.584.831.75 Calcite3.0302.9970.0332.892.590.3 Quartz2.2202.284-0.0642.092.13-0.04 Al 2 O 3 3.0723.389-0.3172.883.19-0.31 Cubic structure Tetragonal structure Trigonal structure Measured and calculated refractive indices

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