Sample 

Peak

E_b, eV 

FWHM, eV 

I, % 

TiN

1

397.1

2.3

71.3

2

399.2

2.5

19.3

3

401.6

2.8 

9.2

K18

1

397.1

2.0

18.1

2

399.4

2.6

80.1

3

401.6

1.9 

1.7

K36

1

397.1

2.7

30.8

2

399.4

2.3

61.4

3

401.6

2.7 

7.7