Comment to : Uncertainty in the Multielemental Quantification by Total-Reflection X-ray Fluorescence: Theoretical and Empirical Approximation

TL;DR

This paper clarifies an error in the uncertainty assessment of Total-Reflection X-ray Fluorescence measurements, emphasizing the importance of correctly distinguishing between precision and accuracy for proper uncertainty evaluation.

Contribution

It identifies and corrects a common mistake in the uncertainty analysis of Total-Reflection X-ray Fluorescence, improving the reliability of the technique.

Findings

Corrected the uncertainty evaluation method

Highlighted the distinction between precision and accuracy

Improved reliability of X-ray fluorescence measurements

Abstract

This work describes an error in the uncertainty assessment of uncertainties of the Total-Reflection X-ray Fluorescence technique Ref [1]. A confusion, between the precision and accuracy of a measurement produced an incomplete evaluation of the uncertainties of the technique.