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| blackdiamondkao |
Posted: Jan 6 2011, 04:03 AM
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Newbie ![]() Group: Members Posts: 2 Joined: 5-January 11 Positive Feedback: 0% Feedback Score: 0 |
How to calculate the refractive index of bulk material or dielectric constant? I just know Ar is 1.68. I want to know helium.
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