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Table 2 Characteristics of µ-XRF deconvoluted peaks related to Fe-Kα and calcium for ink and paper

From: Identification of pigments used in a Qajar manuscript from Iran by using atomic and molecular spectroscopy and technical photography methods

Sample

Element

Peak Type

Area

Center

Height

FWHM

IFe/ICa

Paper

Ca: Kɑ

Gaussian

0.03896

3.6888

0.22694

0.16129

2.468

Fe: Kɑ

Gaussian

0.13555

6.38509

0.56015

0.22733

Black Ink

Ca: Kɑ

Gaussian

0.04965

3.69192

0.23261

0.20051

2.339

Fe: Kɑ

Gaussian

0.11654

6.39177

0.54406

0.20124