# Photon-photon scattering and related phenomena. Experimental and theoretical approaches: The early period

Source: [Photon-photon scattering and related phenomena. Experimental and theoretical approaches: The early period](<https://www.sota2.com/research/paper/68fa45821e209131ce91908d>)

Collection index: [llms.txt](<https://www.sota2.com/research/llms.txt>)

Data updated: 2025-10-25T05:18:58.105Z

Authors: K. Scharnhorst

Published: 2017-11-14T16:57:55.000Z

## Abstract

We review the literature on possible violations of the superposition principle for electromagnetic fields in vacuum from the earliest studies until the emergence of renormalized QED at the end of the 1940's. The exposition covers experimental work on photon-photon scattering and the propagation of light in external electromagnetic fields and relevant theoretical work on nonlinear electrodynamic theories (Born-Infeld theory and QED) until the year 1949. To enrich the picture, pieces of reminiscences from a number of (theoretical) physicists on their work in this field are collected and included or appended.

## Recorded benchmark results

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## Original sources and implementation

[Original paper](<https://arxiv.org/abs/1711.05194>)

[PDF](<https://arxiv.org/pdf/1711.05194.pdf>)