Chapter 10.5

X-ray Mapping

Al Ni50 m

Figure 10.17

Fe50 mAl Ni

Figure 10.18(a)

FeAlK

AlK

AlK NiK

NiK

NiK

NiK

NiKFeK

NiL

NiL

AlKsum

FeK

No Fe peaks!

No Fe peaks!

Figure 10.18(b)

Figure 10.19

50 m

0 100

5 102

1 103

1.5 103

2 103

2.5 103

3 103

0

20

40

60

80

100

0 100 2 103 4 103 6 103 8 103 1 104 1.2 104 1.4 104

EDS Output vs. Input

Output total/s

deadtime(%)

Ou

tpu

t C

ou

nt

Ra

te (

tota

l s

pe

ctr

um

/s)

Dead

time (%

)

Input Count Rate (total spectrum/s) (c/s)

(c/s

)

1 2

Figure 10.20(a)

60%DT(Al)

80%DT(Al)

Al Ni Fe

20 m

Figure 10.20(b)

Figure 10.21

20 m

Figure 10.22(a)

AlFeNi

50 m

Figure 10.22(b)

AlNi AlFe FeNi

50 m

Figure 10.22(c)

AlFeNi

AlFeAlNi

FeNi

50 m

Figure 10.23

50 m

Figure 10.24

20 m

0% 10%

Figure 10.25

20 m

c

50 mFigure 10.26