上海交通大学：《Structural and Chemical Characterization of Materi》教学资源_HW

Homework assignment(released on June 11th,due on June 20th,2019) (Use A4 sheet) 1.Following is an EBSD pattern of Ni,index the Kikuchi bands(Miller indices {hkl})marked as“a”,“b”and“c”and the pole with4-fold symmetry. pole a 2.Transform the three lines in (x,y)coordinate to (p,0)coordinate using normal representation and determine the bandwidth and relative orientation of the three lines in the (p,0)coordinate (use actual scale measured on the sheet). b 3.Following is an EDS spectrum collected within an energy range of 10 keV

Homework assignment (released on June 11 th , due on June 20 th , 2019) （Use A4 sheet） 1. Following is an EBSD pattern of Ni, index the Kikuchi bands (Miller indices {hkl}) marked as “a”, “b” and “c” and the pole with 4-fold symmetry. 2. Transform the three lines in (x, y) coordinate to (, ) coordinate using normal representation and determine the bandwidth and relative orientation of the three lines in the (, ) coordinate (use actual scale measured on the sheet). 3. Following is an EDS spectrum collected within an energy range of 10 keV. a b c pole

(a)Determine the chemical elements in the spectrum using Table 6.3 in the textbook (b)Schematically indicate the characteristic X-rays and the continuum (Bremsstrahlung)X-rays in the spectrum. (c)Estimate the maximum energy resolution of EDS with the Si(Li)detector for the elements detected. 5k 4k- sjunoo 3k- 2k 1k 3 45678970 Energy (keV)

(a) Determine the chemical elements in the spectrum using Table 6.3 in the textbook. (b) Schematically indicate the characteristic X-rays and the continuum (Bremsstrahlung) X-rays in the spectrum. (c) Estimate the maximum energy resolution of EDS with the Si(Li) detector for the elements detected