Seven derivations of the Lambert-Beer law

TL;DR

This paper presents seven simple and intuitive derivations of the Lambert-Beer law, aimed at enhancing understanding and teaching through diverse perspectives.

Contribution

It introduces seven novel derivations of the Lambert-Beer law, designed for educational purposes and to provide multiple viewpoints for better comprehension.

Findings

Seven derivations of the Lambert-Beer law are proposed.

Most derivations are suitable for classroom teaching.

The methods offer diverse perspectives for understanding the law.

Abstract

Seven derivations of the Lambert-Beer law are proposed in this paper. They were designed to be simple and intuitive. Most of them are suitable for the classroom. Readers can also benefit from them by looking at the phenomenon from different perspectives, which gives valuable resources when explaining it in class.