. Source: . Voronkova E.M., Grechushnikov B.I., Distler G.I., Petrov I.P. (1965) . Optical materials for infrared techniques. Nauka, Moscow. Optical constants: . alpha quartz . sapphire . Back to silicon/quartz page . Last modified: 10/10/98, V.I.

Physics of Magnetic Stars, 2007, pp. 262-270 Line profile variability and the possible magnetic field in the spectra of supergiant Leo A.F. Kholtygin1 , G.A. Chountonov2 , S.N. Fabrika2 , T.E. Burlakova Kang Dong-il3 , G.A. Galazutdinov2,4 , M.V. Yushkin2 1 2 2,3 ... Astronomy and Space Science Institute, Optical Astronomy Division, 61-1, Whaam-Dong, YuseongGu, Daejeon, 305-348, Korea 1 Intro duction Line profiles in sp ectra of OB stars are usually strongly variable (Morel et al ...