Q4 (20p). a) What is SEM? Explain the working principle. What can we study in a SEM? b) What do the following images mea

[answerhappygod]

Q4 20p A What Is Sem Explain The Working Principle What Can We Study In A Sem B What Do The Following Images Mea 1 (54.16 KiB) Viewed 19 times

Q4 (20p). a) What is SEM? Explain the working principle. What can we study in a SEM? b) What do the following images mean? How to obtain? How is to achieve contrast? Zoned Olivine 50mm 18 42 321 (a) (b) (c) c) What does the following graph mean? Describe the principles of the graph. Find and explain possible compounds in the structure. Counts Pd Mn Fe actyapel 10 Energy (kV) Energy Element Element (keV) 0.5 O Oka 1.25 Mg MgKa 2.1 Au AuMa 2.8 Pd PdMa 3.6 Ca Caka 3000- 2000- 1000- 0 Mg 2 3 4 5 Si Au