Skip to main content

Table 2 “Vittoriano”: Curve-fitted data of the analyzed regions

From: XPS characterization of (copper-based) coloured stains formed on limestone surfaces of outdoor Roman monuments

 

ZONE

Ccarb

C-C

Cox

CO32-

O1s

Ca2p3/2 #AES

Cu2p3/2

K2p

P2p

Pb4f7/2

Mg1s

BE s

2

-

285.0

286.4

289.7

531.7

533.9

347.2a

933.3d/935.6

-

133.9

139.1

1304.5

At%

 

-

10.5

3.1

8.1

58.5

6.5

6.4

-

4.2

0.8

2.2

BE s

3

282.5

285.0

287.4

289.6

531.7

347.1b

935.0

-

133.2

139.0

-

At%

 

1.8

29.3

2.0

6.2

42.6

6.5

9.2

-

1.3

1.1

-

BE s

5

281.9

285.0

287.1

289.7

529.5

531.7

347.2c

934.3

294.6

-

137.6

-

At%

 

3.0

13.0

3.1

8.8

50.4

5.3

15.0

0.6

-

0.85

-

  1. a: #KE (CuLMM) = 915.4 eV α' = 1851.0 eV
  2. b: #KE (CuLMM) = 915.8 eV α' = 1850.8 eV
  3. c: #KE (CuLMM) = 917.4 eV α' = 1851.7 eV
  4. d: Cu(I): see text