Homework 1.doc - Homework 1 Due on Oct 9(Wed 1 Give a brief...

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Homework 1Due on Oct. 9 (Wed)1. Give a brief answer to each of the following.a)Why is X-ray useful for the structural analysis of materials, while visible or infrared lights are not?. b)Why are the characteristic L lines not used in X-ray diffraction?2. A certain material with an absorption coefficient = 0.2 cm-1and a thickness of 0.5cm exhibited a transmittance of T = 70 %. What will the transmittance be when it has athickness of 1 cm?. 3. There is a monoclinic crystal with a = 8.035 Å, b = 5.805 Å, c = 7.346 Å, 105.63o. Calculate the reciprocal lattice constants and the spacing of (111) planes, i.e.,=

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