High-precision measurement system based
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Yen-Liang Yeh; Yen-Pin Lin
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Article
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2008
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Elsevier Science
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English
β 208 KB
This study develops a high-precision, non-destructive measurement technique based on a laser interferometer for determining the alcohol concentration of a liquid solution from its refractive index. The optical metrology system is employed to measure the refractive indexes of samples with known alcoh